diff options
Diffstat (limited to 'dts/Bindings/mmc')
85 files changed, 4800 insertions, 1899 deletions
diff --git a/dts/Bindings/mmc/allwinner,sun4i-a10-mmc.yaml b/dts/Bindings/mmc/allwinner,sun4i-a10-mmc.yaml index e82c9a07b6..0ccd632d56 100644 --- a/dts/Bindings/mmc/allwinner,sun4i-a10-mmc.yaml +++ b/dts/Bindings/mmc/allwinner,sun4i-a10-mmc.yaml @@ -4,10 +4,10 @@ $id: http://devicetree.org/schemas/mmc/allwinner,sun4i-a10-mmc.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Allwinner A10 MMC Controller Device Tree Bindings +title: Allwinner A10 MMC Controller allOf: - - $ref: "mmc-controller.yaml" + - $ref: mmc-controller.yaml maintainers: - Chen-Yu Tsai <wens@csie.org> @@ -24,8 +24,11 @@ properties: - const: allwinner,sun7i-a20-mmc - const: allwinner,sun8i-a83t-emmc - const: allwinner,sun9i-a80-mmc + - const: allwinner,sun20i-d1-mmc - const: allwinner,sun50i-a64-emmc - const: allwinner,sun50i-a64-mmc + - const: allwinner,sun50i-a100-emmc + - const: allwinner,sun50i-a100-mmc - items: - const: allwinner,sun8i-a83t-mmc - const: allwinner,sun7i-a20-mmc @@ -47,6 +50,18 @@ properties: - items: - const: allwinner,sun50i-h6-mmc - const: allwinner,sun50i-a64-mmc + - items: + - const: allwinner,sun20i-d1-emmc + - const: allwinner,sun50i-a100-emmc + - items: + - const: allwinner,sun50i-h616-emmc + - const: allwinner,sun50i-a100-emmc + - items: + - const: allwinner,sun50i-h616-mmc + - const: allwinner,sun50i-a100-mmc + - items: + - const: allwinner,suniv-f1c100s-mmc + - const: allwinner,sun7i-a20-mmc reg: maxItems: 1 @@ -56,7 +71,6 @@ properties: clocks: minItems: 2 - maxItems: 4 items: - description: Bus Clock - description: Module Clock @@ -65,7 +79,6 @@ properties: clock-names: minItems: 2 - maxItems: 4 items: - const: ahb - const: mmc diff --git a/dts/Bindings/mmc/amlogic,meson-gx-mmc.yaml b/dts/Bindings/mmc/amlogic,meson-gx-mmc.yaml new file mode 100644 index 0000000000..bc403ae9e5 --- /dev/null +++ b/dts/Bindings/mmc/amlogic,meson-gx-mmc.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/amlogic,meson-gx-mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic SD / eMMC controller for S905/GXBB family SoCs + +description: + The MMC 5.1 compliant host controller on Amlogic provides the + interface for SD, eMMC and SDIO devices + +maintainers: + - Neil Armstrong <neil.armstrong@linaro.org> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + oneOf: + - const: amlogic,meson-axg-mmc + - items: + - const: amlogic,meson-gx-mmc + - const: amlogic,meson-gxbb-mmc + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + items: + - description: mmc controller instance + - description: card detect + + clocks: + maxItems: 3 + + clock-names: + items: + - const: core + - const: clkin0 + - const: clkin1 + + resets: + maxItems: 1 + + amlogic,dram-access-quirk: + type: boolean + description: + set when controller's internal DMA engine cannot access the DRAM memory, + like on the G12A dedicated SDIO controller. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + mmc@70000 { + compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc"; + reg = <0x70000 0x2000>; + interrupts = <GIC_SPI 216 IRQ_TYPE_EDGE_RISING>; + clocks = <&clk_mmc>, <&xtal>, <&clk_div>; + clock-names = "core", "clkin0", "clkin1"; + pinctrl-0 = <&emm_pins>; + resets = <&reset_mmc>; + }; diff --git a/dts/Bindings/mmc/amlogic,meson-gx.txt b/dts/Bindings/mmc/amlogic,meson-gx.txt deleted file mode 100644 index ccc5358db1..0000000000 --- a/dts/Bindings/mmc/amlogic,meson-gx.txt +++ /dev/null @@ -1,39 +0,0 @@ -Amlogic SD / eMMC controller for S905/GXBB family SoCs - -The MMC 5.1 compliant host controller on Amlogic provides the -interface for SD, eMMC and SDIO devices. - -This file documents the properties in addition to those available in -the MMC core bindings, documented by mmc.txt. - -Required properties: -- compatible : contains one of: - - "amlogic,meson-gx-mmc" - - "amlogic,meson-gxbb-mmc" - - "amlogic,meson-gxl-mmc" - - "amlogic,meson-gxm-mmc" - - "amlogic,meson-axg-mmc" -- clocks : A list of phandle + clock-specifier pairs for the clocks listed in clock-names. -- clock-names: Should contain the following: - "core" - Main peripheral bus clock - "clkin0" - Parent clock of internal mux - "clkin1" - Other parent clock of internal mux - The driver has an internal mux clock which switches between clkin0 and clkin1 depending on the - clock rate requested by the MMC core. -- resets : phandle of the internal reset line - -Optional properties: -- amlogic,dram-access-quirk: set when controller's internal DMA engine cannot access the - DRAM memory, like on the G12A dedicated SDIO controller. - -Example: - - sd_emmc_a: mmc@70000 { - compatible = "amlogic,meson-gxbb-mmc"; - reg = <0x0 0x70000 0x0 0x2000>; - interrupts = < GIC_SPI 216 IRQ_TYPE_EDGE_RISING>; - clocks = <&clkc CLKID_SD_EMMC_A>, <&xtal>, <&clkc CLKID_FCLK_DIV2>; - clock-names = "core", "clkin0", "clkin1"; - pinctrl-0 = <&emmc_pins>; - resets = <&reset RESET_SD_EMMC_A>; - }; diff --git a/dts/Bindings/mmc/amlogic,meson-mx-sdhc.yaml b/dts/Bindings/mmc/amlogic,meson-mx-sdhc.yaml new file mode 100644 index 0000000000..1a6cda82f2 --- /dev/null +++ b/dts/Bindings/mmc/amlogic,meson-mx-sdhc.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/amlogic,meson-mx-sdhc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic Meson SDHC controller + +allOf: + - $ref: mmc-controller.yaml + +maintainers: + - Martin Blumenstingl <martin.blumenstingl@googlemail.com> + +description: | + The SDHC MMC host controller on Amlogic SoCs provides an eMMC and MMC + card interface with 1/4/8-bit bus width. + It supports eMMC spec 4.4x/4.5x including HS200 (up to 100MHz clock). + +properties: + compatible: + items: + - enum: + - amlogic,meson8-sdhc + - amlogic,meson8b-sdhc + - amlogic,meson8m2-sdhc + - const: amlogic,meson-mx-sdhc + + reg: + minItems: 1 + + interrupts: + minItems: 1 + + clocks: + minItems: 5 + + clock-names: + items: + - const: clkin0 + - const: clkin1 + - const: clkin2 + - const: clkin3 + - const: pclk + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + sdhc: mmc@8e00 { + compatible = "amlogic,meson8-sdhc", "amlogic,meson-mx-sdhc"; + reg = <0x8e00 0x42>; + interrupts = <GIC_SPI 78 IRQ_TYPE_EDGE_RISING>; + clocks = <&xtal>, + <&fclk_div4>, + <&fclk_div3>, + <&fclk_div5>, + <&sdhc_pclk>; + clock-names = "clkin0", "clkin1", "clkin2", "clkin3", "pclk"; + }; diff --git a/dts/Bindings/mmc/arasan,sdhci.txt b/dts/Bindings/mmc/arasan,sdhci.txt deleted file mode 100644 index 428685eb2d..0000000000 --- a/dts/Bindings/mmc/arasan,sdhci.txt +++ /dev/null @@ -1,135 +0,0 @@ -Device Tree Bindings for the Arasan SDHCI Controller - - The bindings follow the mmc[1], clock[2], interrupt[3] and phy[4] bindings. - Only deviations are documented here. - - [1] Documentation/devicetree/bindings/mmc/mmc.txt - [2] Documentation/devicetree/bindings/clock/clock-bindings.txt - [3] Documentation/devicetree/bindings/interrupt-controller/interrupts.txt - [4] Documentation/devicetree/bindings/phy/phy-bindings.txt - -Required Properties: - - compatible: Compatibility string. One of: - - "arasan,sdhci-8.9a": generic Arasan SDHCI 8.9a PHY - - "arasan,sdhci-4.9a": generic Arasan SDHCI 4.9a PHY - - "arasan,sdhci-5.1": generic Arasan SDHCI 5.1 PHY - - "rockchip,rk3399-sdhci-5.1", "arasan,sdhci-5.1": rk3399 eMMC PHY - For this device it is strongly suggested to include arasan,soc-ctl-syscon. - - "xlnx,zynqmp-8.9a": ZynqMP SDHCI 8.9a PHY - For this device it is strongly suggested to include clock-output-names and - #clock-cells. - - "ti,am654-sdhci-5.1", "arasan,sdhci-5.1": TI AM654 MMC PHY - Note: This binding has been deprecated and moved to [5]. - - "intel,lgm-sdhci-5.1-emmc", "arasan,sdhci-5.1": Intel LGM eMMC PHY - For this device it is strongly suggested to include arasan,soc-ctl-syscon. - - "intel,lgm-sdhci-5.1-sdxc", "arasan,sdhci-5.1": Intel LGM SDXC PHY - For this device it is strongly suggested to include arasan,soc-ctl-syscon. - - [5] Documentation/devicetree/bindings/mmc/sdhci-am654.txt - - - reg: From mmc bindings: Register location and length. - - clocks: From clock bindings: Handles to clock inputs. - - clock-names: From clock bindings: Tuple including "clk_xin" and "clk_ahb" - - interrupts: Interrupt specifier - -Required Properties for "arasan,sdhci-5.1": - - phys: From PHY bindings: Phandle for the Generic PHY for arasan. - - phy-names: MUST be "phy_arasan". - -Optional Properties: - - arasan,soc-ctl-syscon: A phandle to a syscon device (see ../mfd/syscon.txt) - used to access core corecfg registers. Offsets of registers in this - syscon are determined based on the main compatible string for the device. - - clock-output-names: If specified, this will be the name of the card clock - which will be exposed by this device. Required if #clock-cells is - specified. - - #clock-cells: If specified this should be the value <0> or <1>. With this - property in place we will export one or two clocks representing the Card - Clock. These clocks are expected to be consumed by our PHY. - - xlnx,fails-without-test-cd: when present, the controller doesn't work when - the CD line is not connected properly, and the line is not connected - properly. Test mode can be used to force the controller to function. - - xlnx,int-clock-stable-broken: when present, the controller always reports - that the internal clock is stable even when it is not. - - - xlnx,mio-bank: When specified, this will indicate the MIO bank number in - which the command and data lines are configured. If not specified, driver - will assume this as 0. - -Example: - sdhci@e0100000 { - compatible = "arasan,sdhci-8.9a"; - reg = <0xe0100000 0x1000>; - clock-names = "clk_xin", "clk_ahb"; - clocks = <&clkc 21>, <&clkc 32>; - interrupt-parent = <&gic>; - interrupts = <0 24 4>; - } ; - - sdhci@e2800000 { - compatible = "arasan,sdhci-5.1"; - reg = <0xe2800000 0x1000>; - clock-names = "clk_xin", "clk_ahb"; - clocks = <&cru 8>, <&cru 18>; - interrupt-parent = <&gic>; - interrupts = <0 24 4>; - phys = <&emmc_phy>; - phy-names = "phy_arasan"; - } ; - - sdhci: sdhci@fe330000 { - compatible = "rockchip,rk3399-sdhci-5.1", "arasan,sdhci-5.1"; - reg = <0x0 0xfe330000 0x0 0x10000>; - interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&cru SCLK_EMMC>, <&cru ACLK_EMMC>; - clock-names = "clk_xin", "clk_ahb"; - arasan,soc-ctl-syscon = <&grf>; - assigned-clocks = <&cru SCLK_EMMC>; - assigned-clock-rates = <200000000>; - clock-output-names = "emmc_cardclock"; - phys = <&emmc_phy>; - phy-names = "phy_arasan"; - #clock-cells = <0>; - }; - - sdhci: mmc@ff160000 { - compatible = "xlnx,zynqmp-8.9a", "arasan,sdhci-8.9a"; - interrupt-parent = <&gic>; - interrupts = <0 48 4>; - reg = <0x0 0xff160000 0x0 0x1000>; - clocks = <&clk200>, <&clk200>; - clock-names = "clk_xin", "clk_ahb"; - clock-output-names = "clk_out_sd0", "clk_in_sd0"; - #clock-cells = <1>; - clk-phase-sd-hs = <63>, <72>; - }; - - emmc: sdhci@ec700000 { - compatible = "intel,lgm-sdhci-5.1-emmc", "arasan,sdhci-5.1"; - reg = <0xec700000 0x300>; - interrupt-parent = <&ioapic1>; - interrupts = <44 1>; - clocks = <&cgu0 LGM_CLK_EMMC5>, <&cgu0 LGM_CLK_NGI>, - <&cgu0 LGM_GCLK_EMMC>; - clock-names = "clk_xin", "clk_ahb", "gate"; - clock-output-names = "emmc_cardclock"; - #clock-cells = <0>; - phys = <&emmc_phy>; - phy-names = "phy_arasan"; - arasan,soc-ctl-syscon = <&sysconf>; - }; - - sdxc: sdhci@ec600000 { - compatible = "arasan,sdhci-5.1", "intel,lgm-sdhci-5.1-sdxc"; - reg = <0xec600000 0x300>; - interrupt-parent = <&ioapic1>; - interrupts = <43 1>; - clocks = <&cgu0 LGM_CLK_SDIO>, <&cgu0 LGM_CLK_NGI>, - <&cgu0 LGM_GCLK_SDXC>; - clock-names = "clk_xin", "clk_ahb", "gate"; - clock-output-names = "sdxc_cardclock"; - #clock-cells = <0>; - phys = <&sdxc_phy>; - phy-names = "phy_arasan"; - arasan,soc-ctl-syscon = <&sysconf>; - }; diff --git a/dts/Bindings/mmc/arasan,sdhci.yaml b/dts/Bindings/mmc/arasan,sdhci.yaml new file mode 100644 index 0000000000..9075add020 --- /dev/null +++ b/dts/Bindings/mmc/arasan,sdhci.yaml @@ -0,0 +1,316 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/arasan,sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Arasan SDHCI Controller + +maintainers: + - Adrian Hunter <adrian.hunter@intel.com> + +allOf: + - $ref: mmc-controller.yaml# + - if: + properties: + compatible: + contains: + const: arasan,sdhci-5.1 + then: + required: + - phys + - phy-names + - if: + properties: + compatible: + contains: + enum: + - xlnx,zynqmp-8.9a + - xlnx,versal-8.9a + - xlnx,versal-net-emmc + then: + properties: + clock-output-names: + oneOf: + - items: + - const: clk_out_sd0 + - const: clk_in_sd0 + - items: + - const: clk_out_sd1 + - const: clk_in_sd1 + +properties: + compatible: + oneOf: + - const: arasan,sdhci-8.9a # generic Arasan SDHCI 8.9a PHY + - const: arasan,sdhci-4.9a # generic Arasan SDHCI 4.9a PHY + - const: arasan,sdhci-5.1 # generic Arasan SDHCI 5.1 PHY + - items: + - const: rockchip,rk3399-sdhci-5.1 # rk3399 eMMC PHY + - const: arasan,sdhci-5.1 + description: + For this device it is strongly suggested to include + arasan,soc-ctl-syscon. + - items: + - const: xlnx,zynqmp-8.9a # ZynqMP SDHCI 8.9a PHY + - const: arasan,sdhci-8.9a + description: + For this device it is strongly suggested to include + clock-output-names and '#clock-cells'. + - items: + - const: xlnx,versal-8.9a # Versal SDHCI 8.9a PHY + - const: arasan,sdhci-8.9a + description: + For this device it is strongly suggested to include + clock-output-names and '#clock-cells'. + - const: xlnx,versal-net-emmc # Versal Net eMMC PHY + description: + For this device it is strongly suggested to include + clock-output-names and '#clock-cells'. + - items: + - const: intel,lgm-sdhci-5.1-emmc # Intel LGM eMMC PHY + - const: arasan,sdhci-5.1 + description: + For this device it is strongly suggested to include + arasan,soc-ctl-syscon. + - items: + - const: intel,lgm-sdhci-5.1-sdxc # Intel LGM SDXC PHY + - const: arasan,sdhci-5.1 + description: + For this device it is strongly suggested to include + arasan,soc-ctl-syscon. + - items: + - const: intel,keembay-sdhci-5.1-emmc # Intel Keem Bay eMMC PHY + - const: arasan,sdhci-5.1 + description: + For this device it is strongly suggested to include + arasan,soc-ctl-syscon. + - const: intel,keembay-sdhci-5.1-sd # Intel Keem Bay SD controller + description: + For this device it is strongly suggested to include + arasan,soc-ctl-syscon. + - const: intel,keembay-sdhci-5.1-sdio # Intel Keem Bay SDIO controller + description: + For this device it is strongly suggested to include + arasan,soc-ctl-syscon. + + reg: + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 3 + + clock-names: + minItems: 2 + items: + - const: clk_xin + - const: clk_ahb + - const: gate + + interrupts: + maxItems: 1 + + phys: + maxItems: 1 + + phy-names: + const: phy_arasan + + resets: + maxItems: 1 + + arasan,soc-ctl-syscon: + $ref: /schemas/types.yaml#/definitions/phandle + description: + A phandle to a syscon device (see ../mfd/syscon.txt) used to access + core corecfg registers. Offsets of registers in this syscon are + determined based on the main compatible string for the device. + + clock-output-names: + minItems: 1 + maxItems: 2 + description: + Name of the card clock which will be exposed by this device. + + '#clock-cells': + enum: [0, 1] + description: + With this property in place we will export one or two clocks + representing the Card Clock. These clocks are expected to be + consumed by our PHY. + + xlnx,fails-without-test-cd: + $ref: /schemas/types.yaml#/definitions/flag + description: + When present, the controller doesn't work when the CD line is not + connected properly, and the line is not connected properly. + Test mode can be used to force the controller to function. + + xlnx,int-clock-stable-broken: + $ref: /schemas/types.yaml#/definitions/flag + description: + When present, the controller always reports that the internal clock + is stable even when it is not. + + xlnx,mio-bank: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2] + default: 0 + description: + The MIO bank number in which the command and data lines are configured. + + iommus: + maxItems: 1 + + power-domains: + maxItems: 1 + +dependencies: + '#clock-cells': [ clock-output-names ] + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + mmc@e0100000 { + compatible = "arasan,sdhci-8.9a"; + reg = <0xe0100000 0x1000>; + clock-names = "clk_xin", "clk_ahb"; + clocks = <&clkc 21>, <&clkc 32>; + interrupt-parent = <&gic>; + interrupts = <0 24 4>; + }; + + - | + mmc@e2800000 { + compatible = "arasan,sdhci-5.1"; + reg = <0xe2800000 0x1000>; + clock-names = "clk_xin", "clk_ahb"; + clocks = <&cru 8>, <&cru 18>; + interrupt-parent = <&gic>; + interrupts = <0 24 4>; + phys = <&emmc_phy>; + phy-names = "phy_arasan"; + }; + + - | + #include <dt-bindings/clock/rk3399-cru.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + mmc@fe330000 { + compatible = "rockchip,rk3399-sdhci-5.1", "arasan,sdhci-5.1"; + reg = <0xfe330000 0x10000>; + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru SCLK_EMMC>, <&cru ACLK_EMMC>; + clock-names = "clk_xin", "clk_ahb"; + arasan,soc-ctl-syscon = <&grf>; + assigned-clocks = <&cru SCLK_EMMC>; + assigned-clock-rates = <200000000>; + clock-output-names = "emmc_cardclock"; + phys = <&emmc_phy>; + phy-names = "phy_arasan"; + #clock-cells = <0>; + }; + + - | + mmc@ff160000 { + compatible = "xlnx,zynqmp-8.9a", "arasan,sdhci-8.9a"; + interrupt-parent = <&gic>; + interrupts = <0 48 4>; + reg = <0xff160000 0x1000>; + clocks = <&clk200>, <&clk200>, <&clk1200>; + clock-names = "clk_xin", "clk_ahb", "gate"; + clock-output-names = "clk_out_sd0", "clk_in_sd0"; + #clock-cells = <1>; + clk-phase-sd-hs = <63>, <72>; + }; + + - | + mmc@f1040000 { + compatible = "xlnx,versal-8.9a", "arasan,sdhci-8.9a"; + interrupt-parent = <&gic>; + interrupts = <0 126 4>; + reg = <0xf1040000 0x10000>; + clocks = <&clk200>, <&clk200>, <&clk1200>; + clock-names = "clk_xin", "clk_ahb", "gate"; + clock-output-names = "clk_out_sd0", "clk_in_sd0"; + #clock-cells = <1>; + clk-phase-sd-hs = <132>, <60>; + }; + + - | + #define LGM_CLK_EMMC5 + #define LGM_CLK_NGI + #define LGM_GCLK_EMMC + mmc@ec700000 { + compatible = "intel,lgm-sdhci-5.1-emmc", "arasan,sdhci-5.1"; + reg = <0xec700000 0x300>; + interrupt-parent = <&ioapic1>; + interrupts = <44 1>; + clocks = <&cgu0 LGM_CLK_EMMC5>, <&cgu0 LGM_CLK_NGI>, + <&cgu0 LGM_GCLK_EMMC>; + clock-names = "clk_xin", "clk_ahb", "gate"; + clock-output-names = "emmc_cardclock"; + #clock-cells = <0>; + phys = <&emmc_phy>; + phy-names = "phy_arasan"; + arasan,soc-ctl-syscon = <&sysconf>; + }; + + - | + #define LGM_CLK_SDIO + #define LGM_GCLK_SDXC + mmc@ec600000 { + compatible = "intel,lgm-sdhci-5.1-sdxc", "arasan,sdhci-5.1"; + reg = <0xec600000 0x300>; + interrupt-parent = <&ioapic1>; + interrupts = <43 1>; + clocks = <&cgu0 LGM_CLK_SDIO>, <&cgu0 LGM_CLK_NGI>, + <&cgu0 LGM_GCLK_SDXC>; + clock-names = "clk_xin", "clk_ahb", "gate"; + clock-output-names = "sdxc_cardclock"; + #clock-cells = <0>; + phys = <&sdxc_phy>; + phy-names = "phy_arasan"; + arasan,soc-ctl-syscon = <&sysconf>; + }; + + - | + #define KEEM_BAY_PSS_AUX_EMMC + #define KEEM_BAY_PSS_EMMC + mmc@33000000 { + compatible = "intel,keembay-sdhci-5.1-emmc", "arasan,sdhci-5.1"; + interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>; + reg = <0x33000000 0x300>; + clock-names = "clk_xin", "clk_ahb"; + clocks = <&scmi_clk KEEM_BAY_PSS_AUX_EMMC>, + <&scmi_clk KEEM_BAY_PSS_EMMC>; + phys = <&emmc_phy>; + phy-names = "phy_arasan"; + assigned-clocks = <&scmi_clk KEEM_BAY_PSS_AUX_EMMC>; + assigned-clock-rates = <200000000>; + clock-output-names = "emmc_cardclock"; + #clock-cells = <0>; + arasan,soc-ctl-syscon = <&mmc_phy_syscon>; + }; + + - | + #define KEEM_BAY_PSS_AUX_SD0 + #define KEEM_BAY_PSS_SD0 + mmc@31000000 { + compatible = "intel,keembay-sdhci-5.1-sd"; + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; + reg = <0x31000000 0x300>; + clock-names = "clk_xin", "clk_ahb"; + clocks = <&scmi_clk KEEM_BAY_PSS_AUX_SD0>, + <&scmi_clk KEEM_BAY_PSS_SD0>; + arasan,soc-ctl-syscon = <&sd0_phy_syscon>; + }; diff --git a/dts/Bindings/mmc/arm,pl18x.yaml b/dts/Bindings/mmc/arm,pl18x.yaml new file mode 100644 index 0000000000..940b126881 --- /dev/null +++ b/dts/Bindings/mmc/arm,pl18x.yaml @@ -0,0 +1,247 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/arm,pl18x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM PrimeCell MultiMedia Card Interface (MMCI) PL180 and PL181 + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + - Ulf Hansson <ulf.hansson@linaro.org> + +description: + The ARM PrimeCells MMCI PL180 and PL181 provides an interface for + reading and writing to MultiMedia and SD cards alike. Over the years + vendors have use the VHDL code from ARM to create derivative MMC/SD/SDIO + host controllers with very similar characteristics. + +allOf: + - $ref: /schemas/arm/primecell.yaml# + - $ref: mmc-controller.yaml# + +# We need a select here so we don't match all nodes with 'arm,primecell' +select: + properties: + compatible: + contains: + enum: + - arm,pl180 + - arm,pl181 + - arm,pl18x + required: + - compatible + +properties: + compatible: + oneOf: + - description: The first version of the block, simply called + PL180 and found in the ARM Integrator IM/PD1 logic module. + items: + - const: arm,pl180 + - const: arm,primecell + - description: The improved version of the block, found in the + ARM Versatile and later reference designs. Further revisions + exist but get detected at runtime by reading some magic numbers + in the PrimeCell ID registers. + items: + - const: arm,pl181 + - const: arm,primecell + - description: Wildcard entry that will let the operating system + inspect the PrimeCell ID registers to determine which hardware + variant of PL180 or PL181 this is. + items: + - const: arm,pl18x + - const: arm,primecell + - description: Entries for STMicroelectronics variant of PL18x. + items: + - enum: + - st,stm32-sdmmc2 + - st,stm32mp25-sdmmc2 + - const: arm,pl18x + - const: arm,primecell + + clocks: + description: One or two clocks, the "apb_pclk" and the "MCLK" + which is the core block clock. The names are not compulsory. + minItems: 1 + maxItems: 2 + + dmas: + maxItems: 2 + + dma-names: + oneOf: + - items: + - const: tx + - const: rx + - items: + - const: rx + - const: tx + + power-domains: true + + resets: + maxItems: 1 + + reg: + description: the MMIO memory window must be exactly 4KB (0x1000) and the + layout should provide the PrimeCell ID registers so that the device can + be discovered. On ST Micro variants, a second register window may be + defined if a delay block is present and used for tuning. + + interrupts: + description: The first interrupt is the command interrupt and corresponds + to the event at the end of a command. The second interrupt is the + PIO (polled I/O) interrupt and occurs when the FIFO needs to be + emptied as part of a bulk read from the card. Some variants have these + two interrupts wired into the same line (logic OR) and in that case + only one interrupt may be provided. The interrupt-names property is + not used due to inconsistency of existing DTs regarding its content. + deprecated: false + minItems: 1 + maxItems: 2 + + st,sig-dir-dat0: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, bus signal direction pins used for + DAT[0]. + + st,sig-dir-dat2: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, bus signal direction pins used for + DAT[2]. + + st,sig-dir-dat31: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, bus signal direction pins used for + DAT[3] and DAT[1]. + + st,sig-dir-dat74: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, bus signal direction pins used for + DAT[7] and DAT[4]. + + st,sig-dir-cmd: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, CMD signal direction used for + pin CMD. + + st,sig-pin-fbclk: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, feedback clock FBCLK signal pin + in use. + + st,sig-dir: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, signal direction polarity used for + pins CMD, DAT[0], DAT[1], DAT[2] and DAT[3]. + + st,neg-edge: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, data and command phase relation, + generated on the sd clock falling edge. + + st,use-ckin: + $ref: /schemas/types.yaml#/definitions/flag + description: ST Micro-specific property, use CKIN pin from an external + driver to sample the receive data (for example with a voltage switch + transceiver). + + st,cmd-gpios: + maxItems: 1 + description: + The GPIO matching the CMD pin. + + st,ck-gpios: + maxItems: 1 + description: + The GPIO matching the CK pin. + + st,ckin-gpios: + maxItems: 1 + description: + The GPIO matching the CKIN pin. + +dependencies: + st,cmd-gpios: [ "st,use-ckin" ] + st,ck-gpios: [ "st,use-ckin" ] + st,ckin-gpios: [ "st,use-ckin" ] + +unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/gpio/gpio.h> + + mmc@5000 { + compatible = "arm,pl180", "arm,primecell"; + reg = <0x5000 0x1000>; + interrupts-extended = <&vic 22 &sic 1>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "mclk", "apb_pclk"; + }; + + - | + #include <dt-bindings/interrupt-controller/irq.h> + + mmc@80126000 { + compatible = "arm,pl18x", "arm,primecell"; + reg = <0x80126000 0x1000>; + interrupts = <0 60 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&dma 29 0 0x2>, <&dma 29 0 0x0>; + dma-names = "rx", "tx"; + clocks = <&prcc_kclk 1 5>, <&prcc_pclk 1 5>; + clock-names = "sdi", "apb_pclk"; + max-frequency = <100000000>; + bus-width = <4>; + cap-sd-highspeed; + cap-mmc-highspeed; + cd-gpios = <&gpio2 31 0x4>; + st,sig-dir-dat0; + st,sig-dir-dat2; + st,sig-dir-cmd; + st,sig-pin-fbclk; + vmmc-supply = <&ab8500_ldo_aux3_reg>; + vqmmc-supply = <&vmmci>; + }; + + - | + mmc@101f6000 { + compatible = "arm,pl18x", "arm,primecell"; + reg = <0x101f6000 0x1000>; + clocks = <&sdiclk>, <&pclksdi>; + clock-names = "mclk", "apb_pclk"; + interrupts = <22>; + max-frequency = <400000>; + bus-width = <4>; + cap-mmc-highspeed; + cap-sd-highspeed; + full-pwr-cycle; + st,sig-dir-dat0; + st,sig-dir-dat2; + st,sig-dir-dat31; + st,sig-dir-cmd; + st,sig-pin-fbclk; + vmmc-supply = <&vmmc_regulator>; + }; + + - | + mmc@52007000 { + compatible = "arm,pl18x", "arm,primecell"; + arm,primecell-periphid = <0x10153180>; + reg = <0x52007000 0x1000>; + interrupts = <49>; + clocks = <&rcc 0>; + clock-names = "apb_pclk"; + resets = <&rcc 1>; + cap-sd-highspeed; + cap-mmc-highspeed; + max-frequency = <120000000>; + }; diff --git a/dts/Bindings/mmc/aspeed,sdhci.yaml b/dts/Bindings/mmc/aspeed,sdhci.yaml index 200de93960..9fce8cd7b0 100644 --- a/dts/Bindings/mmc/aspeed,sdhci.yaml +++ b/dts/Bindings/mmc/aspeed,sdhci.yaml @@ -41,8 +41,9 @@ properties: patternProperties: "^sdhci@[0-9a-f]+$": type: object - allOf: - - $ref: mmc-controller.yaml + $ref: mmc-controller.yaml + unevaluatedProperties: false + properties: compatible: enum: diff --git a/dts/Bindings/mmc/brcm,bcm2835-sdhost.txt b/dts/Bindings/mmc/brcm,bcm2835-sdhost.txt deleted file mode 100644 index d876580ae3..0000000000 --- a/dts/Bindings/mmc/brcm,bcm2835-sdhost.txt +++ /dev/null @@ -1,23 +0,0 @@ -Broadcom BCM2835 SDHOST controller - -This file documents differences between the core properties described -by mmc.txt and the properties that represent the BCM2835 controller. - -Required properties: -- compatible: Should be "brcm,bcm2835-sdhost". -- clocks: The clock feeding the SDHOST controller. - -Optional properties: -- dmas: DMA channel for read and write. - See Documentation/devicetree/bindings/dma/dma.txt for details - -Example: - -sdhost: mmc@7e202000 { - compatible = "brcm,bcm2835-sdhost"; - reg = <0x7e202000 0x100>; - interrupts = <2 24>; - clocks = <&clocks BCM2835_CLOCK_VPU>; - dmas = <&dma 13>; - dma-names = "rx-tx"; -}; diff --git a/dts/Bindings/mmc/brcm,bcm2835-sdhost.yaml b/dts/Bindings/mmc/brcm,bcm2835-sdhost.yaml new file mode 100644 index 0000000000..3a5a448006 --- /dev/null +++ b/dts/Bindings/mmc/brcm,bcm2835-sdhost.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/brcm,bcm2835-sdhost.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM2835 SDHOST controller + +maintainers: + - Stefan Wahren <stefan.wahren@i2se.com> + +allOf: + - $ref: mmc-controller.yaml + +properties: + compatible: + const: brcm,bcm2835-sdhost + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + dmas: + maxItems: 1 + + dma-names: + const: rx-tx + +required: + - compatible + - reg + - interrupts + - clocks + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/bcm2835.h> + + sdhost: mmc@7e202000 { + compatible = "brcm,bcm2835-sdhost"; + reg = <0x7e202000 0x100>; + interrupts = <2 24>; + clocks = <&clocks BCM2835_CLOCK_VPU>; + dmas = <&dma 13>; + dma-names = "rx-tx"; + bus-width = <4>; + }; diff --git a/dts/Bindings/mmc/brcm,iproc-sdhci.yaml b/dts/Bindings/mmc/brcm,iproc-sdhci.yaml new file mode 100644 index 0000000000..2f63f2cdeb --- /dev/null +++ b/dts/Bindings/mmc/brcm,iproc-sdhci.yaml @@ -0,0 +1,64 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/brcm,iproc-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom IPROC SDHCI controller + +maintainers: + - Ray Jui <ray.jui@broadcom.com> + - Scott Branden <scott.branden@broadcom.com> + - Nicolas Saenz Julienne <nsaenz@kernel.org> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + enum: + - brcm,bcm2835-sdhci + - brcm,bcm2711-emmc2 + - brcm,sdhci-iproc-cygnus + - brcm,sdhci-iproc + - brcm,bcm7211a0-sdhci + + reg: + minItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + description: + Handle to core clock for the sdhci controller. + + sdhci,auto-cmd12: + type: boolean + description: Specifies that controller should use auto CMD12 + +required: + - compatible + - reg + - interrupts + - clocks + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/bcm-cygnus.h> + + mmc@18041000 { + compatible = "brcm,sdhci-iproc-cygnus"; + reg = <0x18041000 0x100>; + interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&lcpll0_clks BCM_CYGNUS_LCPLL0_SDIO_CLK>; + bus-width = <4>; + sdhci,auto-cmd12; + no-1-8-v; + }; +... diff --git a/dts/Bindings/mmc/brcm,kona-sdhci.txt b/dts/Bindings/mmc/brcm,kona-sdhci.txt deleted file mode 100644 index 7f5dd83f5b..0000000000 --- a/dts/Bindings/mmc/brcm,kona-sdhci.txt +++ /dev/null @@ -1,21 +0,0 @@ -Broadcom BCM281xx SDHCI - -This file documents differences between the core properties in mmc.txt -and the properties present in the bcm281xx SDHCI - -Required properties: -- compatible : Should be "brcm,kona-sdhci" -- DEPRECATED: compatible : Should be "bcm,kona-sdhci" -- clocks: phandle + clock specifier pair of the external clock - -Refer to clocks/clock-bindings.txt for generic clock consumer properties. - -Example: - -sdio2: sdio@3f1a0000 { - compatible = "brcm,kona-sdhci"; - reg = <0x3f1a0000 0x10000>; - clocks = <&sdio3_clk>; - interrupts = <0x0 74 0x4>; -}; - diff --git a/dts/Bindings/mmc/brcm,kona-sdhci.yaml b/dts/Bindings/mmc/brcm,kona-sdhci.yaml new file mode 100644 index 0000000000..12eb3988f8 --- /dev/null +++ b/dts/Bindings/mmc/brcm,kona-sdhci.yaml @@ -0,0 +1,48 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/brcm,kona-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom Kona family SDHCI controller + +maintainers: + - Florian Fainelli <f.fainelli@gmail.com> + +allOf: + - $ref: sdhci-common.yaml# + +properties: + compatible: + const: brcm,kona-sdhci + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - interrupts + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/clock/bcm281xx.h> + + mmc@3f1a0000 { + compatible = "brcm,kona-sdhci"; + reg = <0x3f1a0000 0x10000>; + clocks = <&master_ccu BCM281XX_MASTER_CCU_SDIO3>; + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; + }; +... diff --git a/dts/Bindings/mmc/brcm,sdhci-brcmstb.txt b/dts/Bindings/mmc/brcm,sdhci-brcmstb.txt deleted file mode 100644 index ae20741845..0000000000 --- a/dts/Bindings/mmc/brcm,sdhci-brcmstb.txt +++ /dev/null @@ -1,53 +0,0 @@ -* BROADCOM BRCMSTB/BMIPS SDHCI Controller - -This file documents differences between the core properties in mmc.txt -and the properties used by the sdhci-brcmstb driver. - -NOTE: The driver disables all UHS speed modes by default and depends -on Device Tree properties to enable them for SoC/Board combinations -that support them. - -Required properties: -- compatible: should be one of the following - - "brcm,bcm7425-sdhci" - - "brcm,bcm7445-sdhci" - - "brcm,bcm7216-sdhci" - -Refer to clocks/clock-bindings.txt for generic clock consumer properties. - -Example: - - sdhci@84b0000 { - sd-uhs-sdr50; - sd-uhs-ddr50; - sd-uhs-sdr104; - sdhci,auto-cmd12; - compatible = "brcm,bcm7216-sdhci", - "brcm,bcm7445-sdhci", - "brcm,sdhci-brcmstb"; - reg = <0x84b0000 0x260 0x84b0300 0x200>; - reg-names = "host", "cfg"; - interrupts = <0x0 0x26 0x4>; - interrupt-names = "sdio0_0"; - clocks = <&scmi_clk 245>; - clock-names = "sw_sdio"; - }; - - sdhci@84b1000 { - mmc-ddr-1_8v; - mmc-hs200-1_8v; - mmc-hs400-1_8v; - mmc-hs400-enhanced-strobe; - supports-cqe; - non-removable; - bus-width = <0x8>; - compatible = "brcm,bcm7216-sdhci", - "brcm,bcm7445-sdhci", - "brcm,sdhci-brcmstb"; - reg = <0x84b1000 0x260 0x84b1300 0x200>; - reg-names = "host", "cfg"; - interrupts = <0x0 0x27 0x4>; - interrupt-names = "sdio1_0"; - clocks = <&scmi_clk 245>; - clock-names = "sw_sdio"; - }; diff --git a/dts/Bindings/mmc/brcm,sdhci-brcmstb.yaml b/dts/Bindings/mmc/brcm,sdhci-brcmstb.yaml new file mode 100644 index 0000000000..cbd3d6c6c7 --- /dev/null +++ b/dts/Bindings/mmc/brcm,sdhci-brcmstb.yaml @@ -0,0 +1,116 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/brcm,sdhci-brcmstb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BRCMSTB/BMIPS SDHCI Controller + +maintainers: + - Al Cooper <alcooperx@gmail.com> + - Florian Fainelli <f.fainelli@gmail.com> + +properties: + compatible: + oneOf: + - items: + - enum: + - brcm,bcm7216-sdhci + - const: brcm,bcm7445-sdhci + - const: brcm,sdhci-brcmstb + - items: + - enum: + - brcm,bcm74165b0-sdhci + - brcm,bcm7445-sdhci + - brcm,bcm7425-sdhci + - const: brcm,sdhci-brcmstb + + reg: + maxItems: 2 + + reg-names: + items: + - const: host + - const: cfg + + interrupts: + maxItems: 1 + + clocks: + minItems: 1 + items: + - description: handle to core clock for the sdhci controller + - description: handle to improved 150Mhz clock for sdhci controller (Optional clock) + + clock-names: + minItems: 1 + items: + - const: sw_sdio + - const: sdio_freq # Optional clock + + clock-frequency: + description: + Maximum operating frequency of sdio_freq sdhci controller clock + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 100000000 + maximum: 150000000 + + sdhci,auto-cmd12: + type: boolean + description: Specifies that controller should use auto CMD12 + +allOf: + - $ref: mmc-controller.yaml# + - if: + properties: + clock-names: + contains: + const: sdio_freq + + then: + required: + - clock-frequency + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + mmc@84b0000 { + compatible = "brcm,bcm7216-sdhci", + "brcm,bcm7445-sdhci", + "brcm,sdhci-brcmstb"; + reg = <0x84b0000 0x260>, <0x84b0300 0x200>; + reg-names = "host", "cfg"; + sd-uhs-sdr50; + sd-uhs-ddr50; + sd-uhs-sdr104; + sdhci,auto-cmd12; + interrupts = <0x0 0x26 0x4>; + clocks = <&scmi_clk 245>; + clock-names = "sw_sdio"; + }; + + mmc@84b1000 { + compatible = "brcm,bcm7216-sdhci", + "brcm,bcm7445-sdhci", + "brcm,sdhci-brcmstb"; + reg = <0x84b1000 0x260>, <0x84b1300 0x200>; + reg-names = "host", "cfg"; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + mmc-hs400-1_8v; + mmc-hs400-enhanced-strobe; + supports-cqe; + non-removable; + bus-width = <0x8>; + interrupts = <0x0 0x27 0x4>; + clocks = <&scmi_clk 245>; + clock-names = "sw_sdio"; + }; diff --git a/dts/Bindings/mmc/brcm,sdhci-iproc.txt b/dts/Bindings/mmc/brcm,sdhci-iproc.txt deleted file mode 100644 index 09d87cc118..0000000000 --- a/dts/Bindings/mmc/brcm,sdhci-iproc.txt +++ /dev/null @@ -1,37 +0,0 @@ -Broadcom IPROC SDHCI controller - -This file documents differences between the core properties described -by mmc.txt and the properties that represent the IPROC SDHCI controller. - -Required properties: -- compatible : Should be one of the following - "brcm,bcm2835-sdhci" - "brcm,bcm2711-emmc2" - "brcm,sdhci-iproc-cygnus" - "brcm,sdhci-iproc" - -Use brcm2835-sdhci for the eMMC controller on the BCM2835 (Raspberry Pi) and -bcm2711-emmc2 for the additional eMMC2 controller on BCM2711. - -Use sdhci-iproc-cygnus for Broadcom SDHCI Controllers -restricted to 32bit host accesses to SDHCI registers. - -Use sdhci-iproc for Broadcom SDHCI Controllers that allow standard -8, 16, 32-bit host access to SDHCI register. - -- clocks : The clock feeding the SDHCI controller. - -Optional properties: - - sdhci,auto-cmd12: specifies that controller should use auto CMD12. - -Example: - -sdhci0: sdhci@18041000 { - compatible = "brcm,sdhci-iproc-cygnus"; - reg = <0x18041000 0x100>; - interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&lcpll0_clks BCM_CYGNUS_LCPLL0_SDIO_CLK>; - bus-width = <4>; - sdhci,auto-cmd12; - no-1-8-v; -}; diff --git a/dts/Bindings/mmc/cdns,sdhci.yaml b/dts/Bindings/mmc/cdns,sdhci.yaml index 2f45dd0d04..6c40611405 100644 --- a/dts/Bindings/mmc/cdns,sdhci.yaml +++ b/dts/Bindings/mmc/cdns,sdhci.yaml @@ -8,20 +8,19 @@ title: Cadence SD/SDIO/eMMC Host Controller (SD4HC) maintainers: - Masahiro Yamada <yamada.masahiro@socionext.com> - - Piotr Sroka <piotrs@cadence.com> - -allOf: - - $ref: mmc-controller.yaml properties: compatible: items: - enum: - - socionext,uniphier-sd4hc + - amd,pensando-elba-sd4hc + - microchip,mpfs-sd4hc + - socionext,uniphier-sd4hc - const: cdns,sd4hc reg: - maxItems: 1 + minItems: 1 + maxItems: 2 interrupts: maxItems: 1 @@ -29,6 +28,9 @@ properties: clocks: maxItems: 1 + resets: + maxItems: 1 + # PHY DLL input delays: # They are used to delay the data valid window, and align the window to # sampling clock. The delay starts from 5ns (for delay parameter equal to 0) @@ -36,91 +38,80 @@ properties: cdns,phy-input-delay-sd-highspeed: description: Value of the delay in the input path for SD high-speed timing - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x1f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f cdns,phy-input-delay-legacy: description: Value of the delay in the input path for legacy timing - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x1f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f cdns,phy-input-delay-sd-uhs-sdr12: description: Value of the delay in the input path for SD UHS SDR12 timing - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x1f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f cdns,phy-input-delay-sd-uhs-sdr25: description: Value of the delay in the input path for SD UHS SDR25 timing - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x1f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f cdns,phy-input-delay-sd-uhs-sdr50: description: Value of the delay in the input path for SD UHS SDR50 timing - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x1f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f cdns,phy-input-delay-sd-uhs-ddr50: description: Value of the delay in the input path for SD UHS DDR50 timing - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x1f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f cdns,phy-input-delay-mmc-highspeed: description: Value of the delay in the input path for MMC high-speed timing - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x1f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f cdns,phy-input-delay-mmc-ddr: description: Value of the delay in the input path for eMMC high-speed DDR timing - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x1f # PHY DLL clock delays: # Each delay property represents the fraction of the clock period. # The approximate delay value will be # (<delay property value>/128)*sdmclk_clock_period. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f cdns,phy-dll-delay-sdclk: description: | Value of the delay introduced on the sdclk output for all modes except HS200, HS400 and HS400_ES. - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x7f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x7f cdns,phy-dll-delay-sdclk-hsmmc: description: | Value of the delay introduced on the sdclk output for HS200, HS400 and HS400_ES speed modes. - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x7f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x7f cdns,phy-dll-delay-strobe: description: | Value of the delay introduced on the dat_strobe input used in HS400 / HS400_ES speed modes. - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - - maximum: 0x7f + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x7f required: - compatible @@ -128,6 +119,28 @@ required: - interrupts - clocks +allOf: + - $ref: mmc-controller.yaml + - if: + properties: + compatible: + contains: + const: amd,pensando-elba-sd4hc + then: + properties: + reg: + items: + - description: Host controller registers + - description: Elba byte-lane enable register for writes + required: + - resets + else: + properties: + reg: + maxItems: 1 + +unevaluatedProperties: false + examples: - | emmc: mmc@5a000000 { diff --git a/dts/Bindings/mmc/exynos-dw-mshc.txt b/dts/Bindings/mmc/exynos-dw-mshc.txt deleted file mode 100644 index 0419a63f73..0000000000 --- a/dts/Bindings/mmc/exynos-dw-mshc.txt +++ /dev/null @@ -1,92 +0,0 @@ -* Samsung Exynos specific extensions to the Synopsys Designware Mobile - Storage Host Controller - -The Synopsys designware mobile storage host controller is used to interface -a SoC with storage medium such as eMMC or SD/MMC cards. This file documents -differences between the core Synopsys dw mshc controller properties described -by synopsys-dw-mshc.txt and the properties used by the Samsung Exynos specific -extensions to the Synopsys Designware Mobile Storage Host Controller. - -Required Properties: - -* compatible: should be - - "samsung,exynos4210-dw-mshc": for controllers with Samsung Exynos4210 - specific extensions. - - "samsung,exynos4412-dw-mshc": for controllers with Samsung Exynos4412 - specific extensions. - - "samsung,exynos5250-dw-mshc": for controllers with Samsung Exynos5250 - specific extensions. - - "samsung,exynos5420-dw-mshc": for controllers with Samsung Exynos5420 - specific extensions. - - "samsung,exynos7-dw-mshc": for controllers with Samsung Exynos7 - specific extensions. - - "samsung,exynos7-dw-mshc-smu": for controllers with Samsung Exynos7 - specific extensions having an SMU. - -* samsung,dw-mshc-ciu-div: Specifies the divider value for the card interface - unit (ciu) clock. This property is applicable only for Exynos5 SoC's and - ignored for Exynos4 SoC's. The valid range of divider value is 0 to 7. - -* samsung,dw-mshc-sdr-timing: Specifies the value of CIU clock phase shift value - in transmit mode and CIU clock phase shift value in receive mode for single - data rate mode operation. Refer notes below for the order of the cells and the - valid values. - -* samsung,dw-mshc-ddr-timing: Specifies the value of CUI clock phase shift value - in transmit mode and CIU clock phase shift value in receive mode for double - data rate mode operation. Refer notes below for the order of the cells and the - valid values. -* samsung,dw-mshc-hs400-timing: Specifies the value of CIU TX and RX clock phase - shift value for hs400 mode operation. - - Notes for the sdr-timing and ddr-timing values: - - The order of the cells should be - - First Cell: CIU clock phase shift value for tx mode. - - Second Cell: CIU clock phase shift value for rx mode. - - Valid values for SDR and DDR CIU clock timing for Exynos5250: - - valid value for tx phase shift and rx phase shift is 0 to 7. - - when CIU clock divider value is set to 3, all possible 8 phase shift - values can be used. - - if CIU clock divider value is 0 (that is divide by 1), both tx and rx - phase shift clocks should be 0. - -* samsung,read-strobe-delay: RCLK (Data strobe) delay to control HS400 mode - (Latency value for delay line in Read path) - -Required properties for a slot (Deprecated - Recommend to use one slot per host): - -* gpios: specifies a list of gpios used for command, clock and data bus. The - first gpio is the command line and the second gpio is the clock line. The - rest of the gpios (depending on the bus-width property) are the data lines in - no particular order. The format of the gpio specifier depends on the gpio - controller. -(Deprecated - Refer to Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt) - -Example: - - The MSHC controller node can be split into two portions, SoC specific and - board specific portions as listed below. - - dwmmc0@12200000 { - compatible = "samsung,exynos5250-dw-mshc"; - reg = <0x12200000 0x1000>; - interrupts = <0 75 0>; - #address-cells = <1>; - #size-cells = <0>; - }; - - dwmmc0@12200000 { - cap-mmc-highspeed; - cap-sd-highspeed; - broken-cd; - fifo-depth = <0x80>; - card-detect-delay = <200>; - samsung,dw-mshc-ciu-div = <3>; - samsung,dw-mshc-sdr-timing = <2 3>; - samsung,dw-mshc-ddr-timing = <1 2>; - samsung,dw-mshc-hs400-timing = <0 2>; - samsung,read-strobe-delay = <90>; - bus-width = <8>; - }; diff --git a/dts/Bindings/mmc/fsl-imx-esdhc.txt b/dts/Bindings/mmc/fsl-imx-esdhc.txt deleted file mode 100644 index de1b8bd550..0000000000 --- a/dts/Bindings/mmc/fsl-imx-esdhc.txt +++ /dev/null @@ -1,67 +0,0 @@ -* Freescale Enhanced Secure Digital Host Controller (eSDHC) for i.MX - -The Enhanced Secure Digital Host Controller on Freescale i.MX family -provides an interface for MMC, SD, and SDIO types of memory cards. - -This file documents differences between the core properties described -by mmc.txt and the properties used by the sdhci-esdhc-imx driver. - -Required properties: -- compatible : Should be "fsl,<chip>-esdhc", the supported chips include - "fsl,imx25-esdhc" - "fsl,imx35-esdhc" - "fsl,imx51-esdhc" - "fsl,imx53-esdhc" - "fsl,imx6q-usdhc" - "fsl,imx6sl-usdhc" - "fsl,imx6sx-usdhc" - "fsl,imx6ull-usdhc" - "fsl,imx7d-usdhc" - "fsl,imx7ulp-usdhc" - "fsl,imx8mq-usdhc" - "fsl,imx8mm-usdhc" - "fsl,imx8mn-usdhc" - "fsl,imx8mp-usdhc" - "fsl,imx8qm-usdhc" - "fsl,imx8qxp-usdhc" - -Optional properties: -- fsl,wp-controller : Indicate to use controller internal write protection -- fsl,delay-line : Specify the number of delay cells for override mode. - This is used to set the clock delay for DLL(Delay Line) on override mode - to select a proper data sampling window in case the clock quality is not good - due to signal path is too long on the board. Please refer to eSDHC/uSDHC - chapter, DLL (Delay Line) section in RM for details. -- voltage-ranges : Specify the voltage range in case there are software - transparent level shifters on the outputs of the controller. Two cells are - required, first cell specifies minimum slot voltage (mV), second cell - specifies maximum slot voltage (mV). Several ranges could be specified. -- fsl,tuning-start-tap: Specify the start dealy cell point when send first CMD19 - in tuning procedure. -- fsl,tuning-step: Specify the increasing delay cell steps in tuning procedure. - The uSDHC use one delay cell as default increasing step to do tuning process. - This property allows user to change the tuning step to more than one delay - cells which is useful for some special boards or cards when the default - tuning step can't find the proper delay window within limited tuning retries. -- fsl,strobe-dll-delay-target: Specify the strobe dll control slave delay target. - This delay target programming host controller loopback read clock, and this - property allows user to change the delay target for the strobe input read clock. - If not use this property, driver default set the delay target to value 7. - Only eMMC HS400 mode need to take care of this property. - -Examples: - -esdhc@70004000 { - compatible = "fsl,imx51-esdhc"; - reg = <0x70004000 0x4000>; - interrupts = <1>; - fsl,wp-controller; -}; - -esdhc@70008000 { - compatible = "fsl,imx51-esdhc"; - reg = <0x70008000 0x4000>; - interrupts = <2>; - cd-gpios = <&gpio1 6 0>; /* GPIO1_6 */ - wp-gpios = <&gpio1 5 0>; /* GPIO1_5 */ -}; diff --git a/dts/Bindings/mmc/fsl-imx-esdhc.yaml b/dts/Bindings/mmc/fsl-imx-esdhc.yaml new file mode 100644 index 0000000000..82eb7a24c8 --- /dev/null +++ b/dts/Bindings/mmc/fsl-imx-esdhc.yaml @@ -0,0 +1,203 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/fsl-imx-esdhc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale Enhanced Secure Digital Host Controller (eSDHC) for i.MX + +maintainers: + - Shawn Guo <shawnguo@kernel.org> + +allOf: + - $ref: sdhci-common.yaml# + +description: | + The Enhanced Secure Digital Host Controller on Freescale i.MX family + provides an interface for MMC, SD, and SDIO types of memory cards. + + This file documents differences between the core properties described + by mmc.txt and the properties used by the sdhci-esdhc-imx driver. + +properties: + compatible: + oneOf: + - enum: + - fsl,imx25-esdhc + - fsl,imx35-esdhc + - fsl,imx51-esdhc + - fsl,imx53-esdhc + - fsl,imx6q-usdhc + - fsl,imx6sl-usdhc + - fsl,imx6sx-usdhc + - fsl,imx7d-usdhc + - fsl,imx7ulp-usdhc + - fsl,imx8mm-usdhc + - fsl,imxrt1050-usdhc + - nxp,s32g2-usdhc + - items: + - const: fsl,imx50-esdhc + - const: fsl,imx53-esdhc + - items: + - enum: + - fsl,imx6sll-usdhc + - fsl,imx6ull-usdhc + - fsl,imx6ul-usdhc + - const: fsl,imx6sx-usdhc + - items: + - const: fsl,imx7d-usdhc + - const: fsl,imx6sl-usdhc + - items: + - enum: + - fsl,imx8mq-usdhc + - const: fsl,imx7d-usdhc + - items: + - enum: + - fsl,imx8mn-usdhc + - fsl,imx8mp-usdhc + - fsl,imx93-usdhc + - fsl,imx8ulp-usdhc + - const: fsl,imx8mm-usdhc + - items: + - enum: + - fsl,imx8dxl-usdhc + - fsl,imx8qm-usdhc + - const: fsl,imx8qxp-usdhc + - items: + - enum: + - fsl,imx8mm-usdhc + - fsl,imx8mn-usdhc + - fsl,imx8mp-usdhc + - fsl,imx8qm-usdhc + - fsl,imx8qxp-usdhc + - const: fsl,imx7d-usdhc + deprecated: true + - items: + - enum: + - fsl,imx8mn-usdhc + - fsl,imx8mp-usdhc + - const: fsl,imx8mm-usdhc + - const: fsl,imx7d-usdhc + deprecated: true + - items: + - enum: + - fsl,imx8dxl-usdhc + - fsl,imx8qm-usdhc + - const: fsl,imx8qxp-usdhc + - const: fsl,imx7d-usdhc + deprecated: true + - items: + - enum: + - fsl,imxrt1170-usdhc + - const: fsl,imxrt1050-usdhc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + fsl,wp-controller: + description: | + boolean, if present, indicate to use controller internal write protection. + type: boolean + + fsl,delay-line: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Specify the number of delay cells for override mode. + This is used to set the clock delay for DLL(Delay Line) on override mode + to select a proper data sampling window in case the clock quality is not good + because the signal path is too long on the board. Please refer to eSDHC/uSDHC + chapter, DLL (Delay Line) section in RM for details. + default: 0 + + voltage-ranges: + $ref: /schemas/types.yaml#/definitions/uint32-matrix + description: | + Specify the voltage range in case there are software transparent level + shifters on the outputs of the controller. Two cells are required, first + cell specifies minimum slot voltage (mV), second cell specifies maximum + slot voltage (mV). + items: + items: + - description: value for minimum slot voltage + - description: value for maximum slot voltage + maxItems: 1 + + fsl,tuning-start-tap: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Specify the start delay cell point when send first CMD19 in tuning procedure. + default: 0 + + fsl,tuning-step: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Specify the increasing delay cell steps in tuning procedure. + The uSDHC use one delay cell as default increasing step to do tuning process. + This property allows user to change the tuning step to more than one delay + cell which is useful for some special boards or cards when the default + tuning step can't find the proper delay window within limited tuning retries. + default: 0 + + fsl,strobe-dll-delay-target: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Specify the strobe dll control slave delay target. + This delay target programming host controller loopback read clock, and this + property allows user to change the delay target for the strobe input read clock. + If not use this property, driver default set the delay target to value 7. + Only eMMC HS400 mode need to take care of this property. + default: 0 + + clocks: + maxItems: 3 + description: + Handle clocks for the sdhc controller. + + clock-names: + items: + - const: ipg + - const: ahb + - const: per + + power-domains: + maxItems: 1 + + pinctrl-names: + oneOf: + - minItems: 3 + items: + - const: default + - const: state_100mhz + - const: state_200mhz + - const: sleep + - minItems: 1 + items: + - const: default + - const: sleep + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + mmc@70004000 { + compatible = "fsl,imx51-esdhc"; + reg = <0x70004000 0x4000>; + interrupts = <1>; + fsl,wp-controller; + }; + + mmc@70008000 { + compatible = "fsl,imx51-esdhc"; + reg = <0x70008000 0x4000>; + interrupts = <2>; + cd-gpios = <&gpio1 6 0>; /* GPIO1_6 */ + wp-gpios = <&gpio1 5 0>; /* GPIO1_5 */ + }; diff --git a/dts/Bindings/mmc/fsl-imx-mmc.txt b/dts/Bindings/mmc/fsl-imx-mmc.txt deleted file mode 100644 index 184ccffe27..0000000000 --- a/dts/Bindings/mmc/fsl-imx-mmc.txt +++ /dev/null @@ -1,23 +0,0 @@ -* Freescale Secure Digital Host Controller for i.MX2/3 series - -This file documents differences to the properties defined in mmc.txt. - -Required properties: -- compatible : Should be "fsl,<chip>-mmc", chip can be imx21 or imx31 - -Optional properties: -- dmas: One DMA phandle with arguments as defined by the devicetree bindings - of the used DMA controller. -- dma-names: Has to be "rx-tx". - -Example: - -sdhci1: sdhci@10014000 { - compatible = "fsl,imx27-mmc", "fsl,imx21-mmc"; - reg = <0x10014000 0x1000>; - interrupts = <11>; - dmas = <&dma 7>; - dma-names = "rx-tx"; - bus-width = <4>; - cd-gpios = <&gpio3 29>; -}; diff --git a/dts/Bindings/mmc/fsl-imx-mmc.yaml b/dts/Bindings/mmc/fsl-imx-mmc.yaml new file mode 100644 index 0000000000..221f5bc047 --- /dev/null +++ b/dts/Bindings/mmc/fsl-imx-mmc.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/fsl-imx-mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale Secure Digital Host Controller for i.MX2/3 series + +maintainers: + - Markus Pargmann <mpa@pengutronix.de> + +allOf: + - $ref: mmc-controller.yaml + +properties: + compatible: + oneOf: + - const: fsl,imx21-mmc + - const: fsl,imx31-mmc + - items: + - const: fsl,imx27-mmc + - const: fsl,imx21-mmc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + dmas: + maxItems: 1 + + dma-names: + const: rx-tx + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + mmc@10014000 { + compatible = "fsl,imx27-mmc", "fsl,imx21-mmc"; + reg = <0x10014000 0x1000>; + interrupts = <11>; + dmas = <&dma 7>; + dma-names = "rx-tx"; + bus-width = <4>; + cd-gpios = <&gpio3 29>; + }; diff --git a/dts/Bindings/mmc/fujitsu,sdhci-fujitsu.yaml b/dts/Bindings/mmc/fujitsu,sdhci-fujitsu.yaml new file mode 100644 index 0000000000..430b628993 --- /dev/null +++ b/dts/Bindings/mmc/fujitsu,sdhci-fujitsu.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/fujitsu,sdhci-fujitsu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Fujitsu/Socionext SDHCI controller (F_SDH30) + +maintainers: + - Kunihiko Hayashi <hayashi.kunihiko@socionext.com> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + oneOf: + - items: + - const: socionext,synquacer-sdhci + - const: fujitsu,mb86s70-sdhci-3.0 + - enum: + - fujitsu,mb86s70-sdhci-3.0 + - socionext,f-sdh30-e51-mmc + + reg: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: iface + - const: core + + dma-coherent: true + + interrupts: + maxItems: 2 + + resets: + maxItems: 1 + + fujitsu,cmd-dat-delay-select: + type: boolean + description: | + Indicating that this host requires the CMD_DAT_DELAY control to be enabled + +unevaluatedProperties: false + +required: + - compatible + - reg + - clocks + - clock-names + +examples: + - | + sdhci1: mmc@36600000 { + compatible = "fujitsu,mb86s70-sdhci-3.0"; + reg = <0x36600000 0x1000>; + bus-width = <4>; + vqmmc-supply = <&vccq_sdhci1>; + clocks = <&clock 2 2 0>, <&clock 2 3 0>; + clock-names = "iface", "core"; + }; diff --git a/dts/Bindings/mmc/img-dw-mshc.txt b/dts/Bindings/mmc/img-dw-mshc.txt deleted file mode 100644 index c54e577eea..0000000000 --- a/dts/Bindings/mmc/img-dw-mshc.txt +++ /dev/null @@ -1,28 +0,0 @@ -* Imagination specific extensions to the Synopsys Designware Mobile Storage - Host Controller - -The Synopsys designware mobile storage host controller is used to interface -a SoC with storage medium such as eMMC or SD/MMC cards. This file documents -differences between the core Synopsys dw mshc controller properties described -by synopsys-dw-mshc.txt and the properties used by the Imagination specific -extensions to the Synopsys Designware Mobile Storage Host Controller. - -Required Properties: - -* compatible: should be - - "img,pistachio-dw-mshc": for Pistachio SoCs - -Example: - - mmc@18142000 { - compatible = "img,pistachio-dw-mshc"; - reg = <0x18142000 0x400>; - interrupts = <GIC_SHARED 39 IRQ_TYPE_LEVEL_HIGH>; - - clocks = <&system_clk>, <&sdhost_clk>; - clock-names = "biu", "ciu"; - - fifo-depth = <0x20>; - bus-width = <4>; - disable-wp; - }; diff --git a/dts/Bindings/mmc/ingenic,mmc.yaml b/dts/Bindings/mmc/ingenic,mmc.yaml new file mode 100644 index 0000000000..bb4e0be0c8 --- /dev/null +++ b/dts/Bindings/mmc/ingenic,mmc.yaml @@ -0,0 +1,107 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/ingenic,mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ingenic SoCs MMC Controller + +maintainers: + - Paul Cercueil <paul@crapouillou.net> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + oneOf: + - enum: + - ingenic,jz4740-mmc + - ingenic,jz4725b-mmc + - ingenic,jz4760-mmc + - ingenic,jz4775-mmc + - ingenic,jz4780-mmc + - ingenic,x1000-mmc + - items: + - const: ingenic,jz4770-mmc + - const: ingenic,jz4760-mmc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: mmc + + dmas: + minItems: 1 + maxItems: 2 + + dma-names: + oneOf: + - items: + - const: rx + - const: tx + - const: tx-rx + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - dmas + - dma-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/ingenic,jz4780-cgu.h> + #include <dt-bindings/dma/jz4780-dma.h> + mmc0: mmc@13450000 { + compatible = "ingenic,jz4780-mmc"; + reg = <0x13450000 0x1000>; + + interrupt-parent = <&intc>; + interrupts = <37>; + + clocks = <&cgu JZ4780_CLK_MSC0>; + clock-names = "mmc"; + + cap-sd-highspeed; + cap-mmc-highspeed; + cap-sdio-irq; + dmas = <&dma JZ4780_DMA_MSC0_RX 0xffffffff>, + <&dma JZ4780_DMA_MSC0_TX 0xffffffff>; + dma-names = "rx", "tx"; + }; + - | + #include <dt-bindings/clock/ingenic,jz4780-cgu.h> + #include <dt-bindings/dma/jz4780-dma.h> + /* + * Alternative version of the example above, + * but using one single DMA channel for both + * TX and RX. + */ + mmc1: mmc@13460000 { + compatible = "ingenic,jz4780-mmc"; + reg = <0x13460000 0x1000>; + + interrupt-parent = <&intc>; + interrupts = <36>; + + clocks = <&cgu JZ4780_CLK_MSC1>; + clock-names = "mmc"; + + cap-sd-highspeed; + cap-mmc-highspeed; + cap-sdio-irq; + dmas = <&dma JZ4780_DMA_MSC1_TX JZ4780_DMA_MSC1_RX 0xffffffff>; + dma-names = "tx-rx"; + }; diff --git a/dts/Bindings/mmc/jz4740.txt b/dts/Bindings/mmc/jz4740.txt deleted file mode 100644 index 453d3b9d14..0000000000 --- a/dts/Bindings/mmc/jz4740.txt +++ /dev/null @@ -1,41 +0,0 @@ -* Ingenic XBurst MMC controllers - -This file documents the device tree properties used for the MMC controller in -Ingenic JZ4740/JZ4760/JZ4780/X1000 SoCs. These are in addition to the core MMC -properties described in mmc.txt. - -Required properties: -- compatible: Should be one of the following: - - "ingenic,jz4740-mmc" for the JZ4740 - - "ingenic,jz4725b-mmc" for the JZ4725B - - "ingenic,jz4760-mmc" for the JZ4760 - - "ingenic,jz4780-mmc" for the JZ4780 - - "ingenic,x1000-mmc" for the X1000 -- reg: Should contain the MMC controller registers location and length. -- interrupts: Should contain the interrupt specifier of the MMC controller. -- clocks: Clock for the MMC controller. - -Optional properties: -- dmas: List of DMA specifiers with the controller specific format - as described in the generic DMA client binding. A tx and rx - specifier is required. -- dma-names: RX and TX DMA request names. - Should be "rx" and "tx", in that order. - -For additional details on DMA client bindings see ../dma/dma.txt. - -Example: - -mmc0: mmc@13450000 { - compatible = "ingenic,jz4780-mmc"; - reg = <0x13450000 0x1000>; - - interrupt-parent = <&intc>; - interrupts = <37>; - - clocks = <&cgu JZ4780_CLK_MSC0>; - clock-names = "mmc"; - - dmas = <&dma JZ4780_DMA_MSC0_RX 0xffffffff>, <&dma JZ4780_DMA_MSC0_TX 0xffffffff>; - dma-names = "rx", "tx"; -}; diff --git a/dts/Bindings/mmc/litex,mmc.yaml b/dts/Bindings/mmc/litex,mmc.yaml new file mode 100644 index 0000000000..ef9e0da44b --- /dev/null +++ b/dts/Bindings/mmc/litex,mmc.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/litex,mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LiteX LiteSDCard device + +maintainers: + - Gabriel Somlo <gsomlo@gmail.com> + +description: | + LiteSDCard is a small footprint, configurable SDCard core for FPGA based + system on chips. + + The hardware source is Open Source and can be found on at + https://github.com/enjoy-digital/litesdcard/. + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + const: litex,mmc + + reg: + items: + - description: PHY registers + - description: CORE registers + - description: DMA Reader buffer + - description: DMA Writer buffer + - description: IRQ registers + minItems: 4 + + reg-names: + items: + - const: phy + - const: core + - const: reader + - const: writer + - const: irq + minItems: 4 + + clocks: + maxItems: 1 + description: + Handle to reference clock. + + vmmc-supply: + description: + Handle to fixed-voltage supply for the card power. + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - clocks + - vmmc-supply + +additionalProperties: false + +examples: + - | + mmc: mmc@12005000 { + compatible = "litex,mmc"; + reg = <0x12005000 0x100>, + <0x12003800 0x100>, + <0x12003000 0x100>, + <0x12004800 0x100>, + <0x12004000 0x100>; + reg-names = "phy", "core", "reader", "writer", "irq"; + clocks = <&reference_clk>; + vmmc-supply = <&vreg_mmc>; + interrupts = <4>; + }; diff --git a/dts/Bindings/mmc/marvell,dove-sdhci.yaml b/dts/Bindings/mmc/marvell,dove-sdhci.yaml new file mode 100644 index 0000000000..7c9c652ad5 --- /dev/null +++ b/dts/Bindings/mmc/marvell,dove-sdhci.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/marvell,dove-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell sdhci-dove controller + +maintainers: + - Adrian Hunter <adrian.hunter@intel.com> + - Ulf Hansson <ulf.hansson@linaro.org> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + const: marvell,dove-sdhci + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 2 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + sdio0: mmc@92000 { + compatible = "marvell,dove-sdhci"; + reg = <0x92000 0x100>; + interrupts = <35>; + clocks = <&gate_clk 9>; + }; diff --git a/dts/Bindings/mmc/marvell,orion-sdio.yaml b/dts/Bindings/mmc/marvell,orion-sdio.yaml new file mode 100644 index 0000000000..8a97ded15a --- /dev/null +++ b/dts/Bindings/mmc/marvell,orion-sdio.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/marvell,orion-sdio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell orion-sdio controller + +maintainers: + - Nicolas Pitre <nico@fluxnic.net> + - Ulf Hansson <ulf.hansson@linaro.org> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + const: marvell,orion-sdio + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +unevaluatedProperties: false + +examples: + - | + mmc@d00d4000 { + compatible = "marvell,orion-sdio"; + reg = <0xd00d4000 0x200>; + interrupts = <54>; + clocks = <&gateclk 17>; + }; diff --git a/dts/Bindings/mmc/marvell,xenon-sdhci.txt b/dts/Bindings/mmc/marvell,xenon-sdhci.txt deleted file mode 100644 index ed1456f5c9..0000000000 --- a/dts/Bindings/mmc/marvell,xenon-sdhci.txt +++ /dev/null @@ -1,172 +0,0 @@ -Marvell Xenon SDHCI Controller device tree bindings -This file documents differences between the core mmc properties -described by mmc.txt and the properties used by the Xenon implementation. - -Multiple SDHCs might be put into a single Xenon IP, to save size and cost. -Each SDHC is independent and owns independent resources, such as register sets, -clock and PHY. -Each SDHC should have an independent device tree node. - -Required Properties: -- compatible: should be one of the following - - "marvell,armada-3700-sdhci": For controllers on Armada-3700 SoC. - Must provide a second register area and marvell,pad-type. - - "marvell,armada-ap806-sdhci": For controllers on Armada AP806. - - "marvell,armada-cp110-sdhci": For controllers on Armada CP110. - -- clocks: - Array of clocks required for SDHC. - Require at least input clock for Xenon IP core. For Armada AP806 and - CP110, the AXI clock is also mandatory. - -- clock-names: - Array of names corresponding to clocks property. - The input clock for Xenon IP core should be named as "core". - The input clock for the AXI bus must be named as "axi". - -- reg: - * For "marvell,armada-3700-sdhci", two register areas. - The first one for Xenon IP register. The second one for the Armada 3700 SoC - PHY PAD Voltage Control register. - Please follow the examples with compatible "marvell,armada-3700-sdhci" - in below. - Please also check property marvell,pad-type in below. - - * For other compatible strings, one register area for Xenon IP. - -Optional Properties: -- marvell,xenon-sdhc-id: - Indicate the corresponding bit index of current SDHC in - SDHC System Operation Control Register Bit[7:0]. - Set/clear the corresponding bit to enable/disable current SDHC. - If Xenon IP contains only one SDHC, this property is optional. - -- marvell,xenon-phy-type: - Xenon support multiple types of PHYs. - To select eMMC 5.1 PHY, set: - marvell,xenon-phy-type = "emmc 5.1 phy" - eMMC 5.1 PHY is the default choice if this property is not provided. - To select eMMC 5.0 PHY, set: - marvell,xenon-phy-type = "emmc 5.0 phy" - - All those types of PHYs can support eMMC, SD and SDIO. - Please note that this property only presents the type of PHY. - It doesn't stand for the entire SDHC type or property. - For example, "emmc 5.1 phy" doesn't mean that this Xenon SDHC only - supports eMMC 5.1. - -- marvell,xenon-phy-znr: - Set PHY ZNR value. - Only available for eMMC PHY. - Valid range = [0:0x1F]. - ZNR is set as 0xF by default if this property is not provided. - -- marvell,xenon-phy-zpr: - Set PHY ZPR value. - Only available for eMMC PHY. - Valid range = [0:0x1F]. - ZPR is set as 0xF by default if this property is not provided. - -- marvell,xenon-phy-nr-success-tun: - Set the number of required consecutive successful sampling points - used to identify a valid sampling window, in tuning process. - Valid range = [1:7]. - Set as 0x4 by default if this property is not provided. - -- marvell,xenon-phy-tun-step-divider: - Set the divider for calculating TUN_STEP. - Set as 64 by default if this property is not provided. - -- marvell,xenon-phy-slow-mode: - If this property is selected, transfers will bypass PHY. - Only available when bus frequency lower than 55MHz in SDR mode. - Disabled by default. Please only try this property if timing issues - always occur with PHY enabled in eMMC HS SDR, SD SDR12, SD SDR25, - SD Default Speed and HS mode and eMMC legacy speed mode. - -- marvell,xenon-tun-count: - Xenon SDHC SoC usually doesn't provide re-tuning counter in - Capabilities Register 3 Bit[11:8]. - This property provides the re-tuning counter. - If this property is not set, default re-tuning counter will - be set as 0x9 in driver. - -- marvell,pad-type: - Type of Armada 3700 SoC PHY PAD Voltage Controller register. - Only valid when "marvell,armada-3700-sdhci" is selected. - Two types: "sd" and "fixed-1-8v". - If "sd" is selected, SoC PHY PAD is set as 3.3V at the beginning and is - switched to 1.8V when later in higher speed mode. - If "fixed-1-8v" is selected, SoC PHY PAD is fixed 1.8V, such as for eMMC. - Please follow the examples with compatible "marvell,armada-3700-sdhci" - in below. - -Example: -- For eMMC: - - sdhci@aa0000 { - compatible = "marvell,armada-ap806-sdhci"; - reg = <0xaa0000 0x1000>; - interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH> - clocks = <&emmc_clk>,<&axi_clk>; - clock-names = "core", "axi"; - bus-width = <4>; - marvell,xenon-phy-slow-mode; - marvell,xenon-tun-count = <11>; - non-removable; - no-sd; - no-sdio; - - /* Vmmc and Vqmmc are both fixed */ - }; - -- For SD/SDIO: - - sdhci@ab0000 { - compatible = "marvell,armada-cp110-sdhci"; - reg = <0xab0000 0x1000>; - interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH> - vqmmc-supply = <&sd_vqmmc_regulator>; - vmmc-supply = <&sd_vmmc_regulator>; - clocks = <&sdclk>, <&axi_clk>; - clock-names = "core", "axi"; - bus-width = <4>; - marvell,xenon-tun-count = <9>; - }; - -- For eMMC with compatible "marvell,armada-3700-sdhci": - - sdhci@aa0000 { - compatible = "marvell,armada-3700-sdhci"; - reg = <0xaa0000 0x1000>, - <phy_addr 0x4>; - interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH> - clocks = <&emmcclk>; - clock-names = "core"; - bus-width = <8>; - mmc-ddr-1_8v; - mmc-hs400-1_8v; - non-removable; - no-sd; - no-sdio; - - /* Vmmc and Vqmmc are both fixed */ - - marvell,pad-type = "fixed-1-8v"; - }; - -- For SD/SDIO with compatible "marvell,armada-3700-sdhci": - - sdhci@ab0000 { - compatible = "marvell,armada-3700-sdhci"; - reg = <0xab0000 0x1000>, - <phy_addr 0x4>; - interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH> - vqmmc-supply = <&sd_regulator>; - /* Vmmc is fixed */ - clocks = <&sdclk>; - clock-names = "core"; - bus-width = <4>; - - marvell,pad-type = "sd"; - }; diff --git a/dts/Bindings/mmc/marvell,xenon-sdhci.yaml b/dts/Bindings/mmc/marvell,xenon-sdhci.yaml new file mode 100644 index 0000000000..cfe6237716 --- /dev/null +++ b/dts/Bindings/mmc/marvell,xenon-sdhci.yaml @@ -0,0 +1,279 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/marvell,xenon-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell Xenon SDHCI Controller + +description: | + This file documents differences between the core MMC properties described by + mmc-controller.yaml and the properties used by the Xenon implementation. + + Multiple SDHCs might be put into a single Xenon IP, to save size and cost. + Each SDHC is independent and owns independent resources, such as register + sets, clock and PHY. + + Each SDHC should have an independent device tree node. + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +properties: + compatible: + oneOf: + - enum: + - marvell,armada-cp110-sdhci + - marvell,armada-ap806-sdhci + + - items: + - enum: + - marvell,armada-ap807-sdhci + - marvell,ac5-sdhci + - const: marvell,armada-ap806-sdhci + + - items: + - const: marvell,armada-3700-sdhci + - const: marvell,sdhci-xenon + + reg: + minItems: 1 + maxItems: 2 + description: | + For "marvell,armada-3700-sdhci", two register areas. The first one + for Xenon IP register. The second one for the Armada 3700 SoC PHY PAD + Voltage Control register. Please follow the examples with compatible + "marvell,armada-3700-sdhci" in below. + Please also check property marvell,pad-type in below. + + For other compatible strings, one register area for Xenon IP. + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + minItems: 1 + items: + - const: core + - const: axi + + interrupts: + maxItems: 1 + + marvell,xenon-sdhc-id: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 7 + description: | + Indicate the corresponding bit index of current SDHC in SDHC System + Operation Control Register Bit[7:0]. Set/clear the corresponding bit to + enable/disable current SDHC. + + marvell,xenon-phy-type: + $ref: /schemas/types.yaml#/definitions/string + enum: + - emmc 5.1 phy + - emmc 5.0 phy + description: | + Xenon support multiple types of PHYs. To select eMMC 5.1 PHY, set: + marvell,xenon-phy-type = "emmc 5.1 phy" eMMC 5.1 PHY is the default + choice if this property is not provided. To select eMMC 5.0 PHY, set: + marvell,xenon-phy-type = "emmc 5.0 phy" + + All those types of PHYs can support eMMC, SD and SDIO. Please note that + this property only presents the type of PHY. It doesn't stand for the + entire SDHC type or property. For example, "emmc 5.1 phy" doesn't mean + that this Xenon SDHC only supports eMMC 5.1. + + marvell,xenon-phy-znr: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + default: 0xf + description: | + Set PHY ZNR value. + Only available for eMMC PHY. + + marvell,xenon-phy-zpr: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + default: 0xf + description: | + Set PHY ZPR value. + Only available for eMMC PHY. + + marvell,xenon-phy-nr-success-tun: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 7 + default: 0x4 + description: | + Set the number of required consecutive successful sampling points + used to identify a valid sampling window, in tuning process. + + marvell,xenon-phy-tun-step-divider: + $ref: /schemas/types.yaml#/definitions/uint32 + default: 64 + description: | + Set the divider for calculating TUN_STEP. + + marvell,xenon-phy-slow-mode: + type: boolean + description: | + If this property is selected, transfers will bypass PHY. + Only available when bus frequency lower than 55MHz in SDR mode. + Disabled by default. Please only try this property if timing issues + always occur with PHY enabled in eMMC HS SDR, SD SDR12, SD SDR25, + SD Default Speed and HS mode and eMMC legacy speed mode. + + marvell,xenon-tun-count: + $ref: /schemas/types.yaml#/definitions/uint32 + default: 0x9 + description: | + Xenon SDHC SoC usually doesn't provide re-tuning counter in + Capabilities Register 3 Bit[11:8]. + This property provides the re-tuning counter. + +allOf: + - $ref: mmc-controller.yaml# + - if: + properties: + compatible: + contains: + const: marvell,armada-3700-sdhci + + then: + properties: + reg: + items: + - description: Xenon IP registers + - description: Armada 3700 SoC PHY PAD Voltage Control register + + marvell,pad-type: + $ref: /schemas/types.yaml#/definitions/string + enum: + - sd + - fixed-1-8v + description: | + Type of Armada 3700 SoC PHY PAD Voltage Controller register. + If "sd" is selected, SoC PHY PAD is set as 3.3V at the beginning + and is switched to 1.8V when later in higher speed mode. + If "fixed-1-8v" is selected, SoC PHY PAD is fixed 1.8V, such as for + eMMC. + Please follow the examples with compatible + "marvell,armada-3700-sdhci" in below. + + required: + - marvell,pad-type + + - if: + properties: + compatible: + contains: + enum: + - marvell,armada-cp110-sdhci + - marvell,armada-ap807-sdhci + - marvell,armada-ap806-sdhci + + then: + properties: + clocks: + minItems: 2 + + clock-names: + items: + - const: core + - const: axi + + +required: + - compatible + - reg + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + // For eMMC + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + mmc@aa0000 { + compatible = "marvell,armada-ap807-sdhci", "marvell,armada-ap806-sdhci"; + reg = <0xaa0000 0x1000>; + interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&emmc_clk 0>, <&axi_clk 0>; + clock-names = "core", "axi"; + bus-width = <4>; + marvell,xenon-phy-slow-mode; + marvell,xenon-tun-count = <11>; + non-removable; + no-sd; + no-sdio; + + /* Vmmc and Vqmmc are both fixed */ + }; + + - | + // For SD/SDIO + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + mmc@ab0000 { + compatible = "marvell,armada-cp110-sdhci"; + reg = <0xab0000 0x1000>; + interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>; + vqmmc-supply = <&sd_vqmmc_regulator>; + vmmc-supply = <&sd_vmmc_regulator>; + clocks = <&sdclk 0>, <&axi_clk 0>; + clock-names = "core", "axi"; + bus-width = <4>; + marvell,xenon-tun-count = <9>; + }; + + - | + // For eMMC with compatible "marvell,armada-3700-sdhci": + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + mmc@aa0000 { + compatible = "marvell,armada-3700-sdhci", "marvell,sdhci-xenon"; + reg = <0xaa0000 0x1000>, + <0x17808 0x4>; + interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&emmcclk 0>; + clock-names = "core"; + bus-width = <8>; + mmc-ddr-1_8v; + mmc-hs400-1_8v; + non-removable; + no-sd; + no-sdio; + + /* Vmmc and Vqmmc are both fixed */ + + marvell,pad-type = "fixed-1-8v"; + }; + + - | + // For SD/SDIO with compatible "marvell,armada-3700-sdhci": + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + mmc@ab0000 { + compatible = "marvell,armada-3700-sdhci", "marvell,sdhci-xenon"; + reg = <0xab0000 0x1000>, + <0x17808 0x4>; + interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>; + vqmmc-supply = <&sd_regulator>; + /* Vmmc is fixed */ + clocks = <&sdclk 0>; + clock-names = "core"; + bus-width = <4>; + + marvell,pad-type = "sd"; + }; diff --git a/dts/Bindings/mmc/microchip,dw-sparx5-sdhci.yaml b/dts/Bindings/mmc/microchip,dw-sparx5-sdhci.yaml new file mode 100644 index 0000000000..1f63faf177 --- /dev/null +++ b/dts/Bindings/mmc/microchip,dw-sparx5-sdhci.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/microchip,dw-sparx5-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip Sparx5 Mobile Storage Host Controller + +allOf: + - $ref: mmc-controller.yaml + +maintainers: + - Lars Povlsen <lars.povlsen@microchip.com> + +# Everything else is described in the common file +properties: + compatible: + const: microchip,dw-sparx5-sdhci + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + description: + Handle to "core" clock for the sdhci controller. + + clock-names: + items: + - const: core + + microchip,clock-delay: + description: Delay clock to card to meet setup time requirements. + Each step increase by 1.25ns. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 15 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/microchip,sparx5.h> + sdhci0: mmc@600800000 { + compatible = "microchip,dw-sparx5-sdhci"; + reg = <0x00800000 0x1000>; + pinctrl-0 = <&emmc_pins>; + pinctrl-names = "default"; + clocks = <&clks CLK_ID_AUX1>; + clock-names = "core"; + assigned-clocks = <&clks CLK_ID_AUX1>; + assigned-clock-rates = <800000000>; + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>; + bus-width = <8>; + microchip,clock-delay = <10>; + }; diff --git a/dts/Bindings/mmc/mmc-card.txt b/dts/Bindings/mmc/mmc-card.txt deleted file mode 100644 index 8d2d717589..0000000000 --- a/dts/Bindings/mmc/mmc-card.txt +++ /dev/null @@ -1,30 +0,0 @@ -mmc-card / eMMC bindings ------------------------- - -This documents describes the devicetree bindings for a mmc-host controller -child node describing a mmc-card / an eMMC, see "Use of Function subnodes" -in mmc.txt - -Required properties: --compatible : Must be "mmc-card" --reg : Must be <0> - -Optional properties: --broken-hpi : Use this to indicate that the mmc-card has a broken hpi - implementation, and that hpi should not be used - -Example: - -&mmc2 { - pinctrl-names = "default"; - pinctrl-0 = <&mmc2_pins_a>; - vmmc-supply = <®_vcc3v3>; - bus-width = <8>; - non-removable; - - mmccard: mmccard@0 { - reg = <0>; - compatible = "mmc-card"; - broken-hpi; - }; -}; diff --git a/dts/Bindings/mmc/mmc-card.yaml b/dts/Bindings/mmc/mmc-card.yaml new file mode 100644 index 0000000000..fd34712644 --- /dev/null +++ b/dts/Bindings/mmc/mmc-card.yaml @@ -0,0 +1,48 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/mmc-card.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MMC Card / eMMC Generic + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +description: | + This documents describes the devicetree bindings for a mmc-host controller + child node describing a mmc-card / an eMMC. + +properties: + compatible: + const: mmc-card + + reg: + const: 0 + + broken-hpi: + $ref: /schemas/types.yaml#/definitions/flag + description: + Use this to indicate that the mmc-card has a broken hpi + implementation, and that hpi should not be used. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + mmc { + #address-cells = <1>; + #size-cells = <0>; + + card@0 { + compatible = "mmc-card"; + reg = <0>; + broken-hpi; + }; + }; + +... diff --git a/dts/Bindings/mmc/mmc-controller.yaml b/dts/Bindings/mmc/mmc-controller.yaml index acc9f10871..58ae298cd2 100644 --- a/dts/Bindings/mmc/mmc-controller.yaml +++ b/dts/Bindings/mmc/mmc-controller.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/mmc/mmc-controller.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: MMC Controller Generic Binding +title: MMC Controller Common Properties maintainers: - Ulf Hansson <ulf.hansson@linaro.org> @@ -14,6 +14,10 @@ description: | that requires the respective functionality should implement them using these definitions. + It is possible to assign a fixed index mmcN to an MMC host controller + (and the corresponding mmcblkN devices) by defining an alias in the + /aliases device tree node. + properties: $nodename: pattern: "^mmc(@.*)?$" @@ -36,6 +40,7 @@ properties: There is no card detection available; polling must be used. cd-gpios: + maxItems: 1 description: The card detection will be done using the GPIO provided. @@ -76,20 +81,25 @@ properties: # Other properties bus-width: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - enum: [1, 4, 8] - default: 1 description: Number of data lines. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 4, 8] + default: 1 max-frequency: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - minimum: 400000 - - maximum: 200000000 - description: - Maximum operating frequency of the bus. + description: | + Maximum operating frequency of the bus: + - for eMMC, the maximum supported frequency is 200MHz, + - for SD/SDIO cards the SDR104 mode has a max supported + frequency of 208MHz, + - some mmc host controllers do support a max frequency upto + 384MHz. + So, lets keep the maximum supported value here. + + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 400000 + maximum: 384000000 disable-wp: $ref: /schemas/types.yaml#/definitions/flag @@ -102,6 +112,7 @@ properties: line. Not used in combination with eMMC or SDIO. wp-gpios: + maxItems: 1 description: GPIO to use for the write-protect detection. @@ -171,6 +182,11 @@ properties: description: Full power cycle of the card is supported. + full-pwr-cycle-in-suspend: + $ref: /schemas/types.yaml#/definitions/flag + description: + Full power cycle of the card in suspend is supported. + mmc-ddr-1_2v: $ref: /schemas/types.yaml#/definitions/flag description: @@ -211,14 +227,18 @@ properties: description: eMMC HS400 enhanced strobe mode is supported + no-mmc-hs400: + $ref: /schemas/types.yaml#/definitions/flag + description: + All eMMC HS400 modes are not supported. + dsr: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - minimum: 0 - - maximum: 0xffff description: Value the card Driver Stage Register (DSR) should be programmed with. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xffff no-sdio: $ref: /schemas/types.yaml#/definitions/flag @@ -238,25 +258,22 @@ properties: initialization. fixed-emmc-driver-type: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - minimum: 0 - - maximum: 4 description: For non-removable eMMC, enforce this driver type. The value is the driver type as specified in the eMMC specification (table 206 in spec version 5.1) + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 4 post-power-on-delay-ms: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - default: 10 description: It was invented for MMC pwrseq-simple which could be referred to - mmc-pwrseq-simple.txt. But now it\'s reused as a tunable delay + mmc-pwrseq-simple.yaml. But now it\'s reused as a tunable delay waiting for I/O signalling and card power supply to be stable, regardless of whether pwrseq-simple is used. Default to 10ms if no available. + default: 10 supports-cqe: $ref: /schemas/types.yaml#/definitions/flag @@ -276,7 +293,6 @@ properties: description: SDIO only. Preserves card power during a suspend/resume cycle. - # Deprecated: enable-sdio-wakeup wakeup-source: $ref: /schemas/types.yaml#/definitions/flag description: @@ -288,7 +304,10 @@ properties: vqmmc-supply: description: - Supply for the bus IO line power + Supply for the bus IO line power, such as a level shifter. + If the level shifter is controlled by a GPIO line, this shall + be modeled as a "regulator-fixed" with a GPIO line for + switching the level shifter on/off. mmc-pwrseq: $ref: /schemas/types.yaml#/definitions/phandle @@ -323,18 +342,12 @@ patternProperties: subnode describes. A value of 0 denotes the memory SD function, values from 1 to 7 denote the SDIO functions. - broken-hpi: - $ref: /schemas/types.yaml#/definitions/flag - description: - Use this to indicate that the mmc-card has a broken hpi - implementation, and that hpi should not be used. - required: - reg "^clk-phase-(legacy|sd-hs|mmc-(hs|hs[24]00|ddr52)|uhs-(sdr(12|25|50|104)|ddr50))$": - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32-array + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 2 maxItems: 2 items: @@ -349,23 +362,9 @@ dependencies: cd-debounce-delay-ms: [ cd-gpios ] fixed-emmc-driver-type: [ non-removable ] -examples: - - | - mmc@ab000000 { - compatible = "sdhci"; - reg = <0xab000000 0x200>; - interrupts = <23>; - bus-width = <4>; - cd-gpios = <&gpio 69 0>; - cd-inverted; - wp-gpios = <&gpio 70 0>; - max-frequency = <50000000>; - keep-power-in-suspend; - wakeup-source; - mmc-pwrseq = <&sdhci0_pwrseq>; - clk-phase-sd-hs = <63>, <72>; - }; +additionalProperties: true +examples: - | mmc3: mmc@1c12000 { #address-cells = <1>; @@ -378,9 +377,9 @@ examples: non-removable; mmc-pwrseq = <&sdhci0_pwrseq>; - brcmf: bcrmf@1 { + brcmf: wifi@1 { reg = <1>; - compatible = "brcm,bcm43xx-fmac"; + compatible = "brcm,bcm4329-fmac"; interrupt-parent = <&pio>; interrupts = <10 8>; interrupt-names = "host-wake"; diff --git a/dts/Bindings/mmc/mmc-pwrseq-emmc.txt b/dts/Bindings/mmc/mmc-pwrseq-emmc.txt deleted file mode 100644 index 3d965d57e0..0000000000 --- a/dts/Bindings/mmc/mmc-pwrseq-emmc.txt +++ /dev/null @@ -1,25 +0,0 @@ -* The simple eMMC hardware reset provider - -The purpose of this driver is to perform standard eMMC hw reset -procedure, as described by Jedec 4.4 specification. This procedure is -performed just after MMC core enabled power to the given mmc host (to -fix possible issues if bootloader has left eMMC card in initialized or -unknown state), and before performing complete system reboot (also in -case of emergency reboot call). The latter is needed on boards, which -doesn't have hardware reset logic connected to emmc card and (limited or -broken) ROM bootloaders are unable to read second stage from the emmc -card if the card is left in unknown or already initialized state. - -Required properties: -- compatible : contains "mmc-pwrseq-emmc". -- reset-gpios : contains a GPIO specifier. The reset GPIO is asserted - and then deasserted to perform eMMC card reset. To perform - reset procedure as described in Jedec 4.4 specification, the - gpio line should be defined as GPIO_ACTIVE_LOW. - -Example: - - sdhci0_pwrseq { - compatible = "mmc-pwrseq-emmc"; - reset-gpios = <&gpio1 12 GPIO_ACTIVE_LOW>; - } diff --git a/dts/Bindings/mmc/mmc-pwrseq-emmc.yaml b/dts/Bindings/mmc/mmc-pwrseq-emmc.yaml new file mode 100644 index 0000000000..588be73168 --- /dev/null +++ b/dts/Bindings/mmc/mmc-pwrseq-emmc.yaml @@ -0,0 +1,48 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/mmc-pwrseq-emmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Simple eMMC hardware reset provider + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +description: + The purpose of this driver is to perform standard eMMC hw reset + procedure, as described by Jedec 4.4 specification. This procedure is + performed just after MMC core enabled power to the given mmc host (to + fix possible issues if bootloader has left eMMC card in initialized or + unknown state), and before performing complete system reboot (also in + case of emergency reboot call). The latter is needed on boards, which + doesn't have hardware reset logic connected to emmc card and (limited or + broken) ROM bootloaders are unable to read second stage from the emmc + card if the card is left in unknown or already initialized state. + +properties: + compatible: + const: mmc-pwrseq-emmc + + reset-gpios: + minItems: 1 + description: + contains a GPIO specifier. The reset GPIO is asserted + and then deasserted to perform eMMC card reset. To perform + reset procedure as described in Jedec 4.4 specification, the + gpio line should be defined as GPIO_ACTIVE_LOW. + +required: + - compatible + - reset-gpios + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio1 12 GPIO_ACTIVE_LOW>; + }; +... diff --git a/dts/Bindings/mmc/mmc-pwrseq-sd8787.txt b/dts/Bindings/mmc/mmc-pwrseq-sd8787.txt deleted file mode 100644 index 22e9340e4b..0000000000 --- a/dts/Bindings/mmc/mmc-pwrseq-sd8787.txt +++ /dev/null @@ -1,16 +0,0 @@ -* Marvell SD8787 power sequence provider - -Required properties: -- compatible: must be "mmc-pwrseq-sd8787". -- powerdown-gpios: contains a power down GPIO specifier with the - default active state -- reset-gpios: contains a reset GPIO specifier with the default - active state - -Example: - - wifi_pwrseq: wifi_pwrseq { - compatible = "mmc-pwrseq-sd8787"; - powerdown-gpios = <&twl_gpio 0 GPIO_ACTIVE_LOW>; - reset-gpios = <&twl_gpio 1 GPIO_ACTIVE_LOW>; - } diff --git a/dts/Bindings/mmc/mmc-pwrseq-sd8787.yaml b/dts/Bindings/mmc/mmc-pwrseq-sd8787.yaml new file mode 100644 index 0000000000..b35e00e8c6 --- /dev/null +++ b/dts/Bindings/mmc/mmc-pwrseq-sd8787.yaml @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/mmc-pwrseq-sd8787.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell SD8787 power sequence provider + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +properties: + compatible: + enum: + - mmc-pwrseq-sd8787 + - mmc-pwrseq-wilc1000 + + powerdown-gpios: + minItems: 1 + description: + contains a power down GPIO specifier with the default active state + + reset-gpios: + minItems: 1 + description: + contains a reset GPIO specifier with the default active state + +required: + - compatible + - powerdown-gpios + - reset-gpios + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + pwrseq { + compatible = "mmc-pwrseq-sd8787"; + powerdown-gpios = <&twl_gpio 0 GPIO_ACTIVE_LOW>; + reset-gpios = <&twl_gpio 1 GPIO_ACTIVE_LOW>; + }; +... diff --git a/dts/Bindings/mmc/mmc-pwrseq-simple.txt b/dts/Bindings/mmc/mmc-pwrseq-simple.txt deleted file mode 100644 index 9029b45b8a..0000000000 --- a/dts/Bindings/mmc/mmc-pwrseq-simple.txt +++ /dev/null @@ -1,31 +0,0 @@ -* The simple MMC power sequence provider - -The purpose of the simple MMC power sequence provider is to supports a set of -common properties between various SOC designs. It thus enables us to use the -same provider for several SOC designs. - -Required properties: -- compatible : contains "mmc-pwrseq-simple". - -Optional properties: -- reset-gpios : contains a list of GPIO specifiers. The reset GPIOs are asserted - at initialization and prior we start the power up procedure of the card. - They will be de-asserted right after the power has been provided to the - card. -- clocks : Must contain an entry for the entry in clock-names. - See ../clocks/clock-bindings.txt for details. -- clock-names : Must include the following entry: - "ext_clock" (External clock provided to the card). -- post-power-on-delay-ms : Delay in ms after powering the card and - de-asserting the reset-gpios (if any) -- power-off-delay-us : Delay in us after asserting the reset-gpios (if any) - during power off of the card. - -Example: - - sdhci0_pwrseq { - compatible = "mmc-pwrseq-simple"; - reset-gpios = <&gpio1 12 GPIO_ACTIVE_LOW>; - clocks = <&clk_32768_ck>; - clock-names = "ext_clock"; - } diff --git a/dts/Bindings/mmc/mmc-pwrseq-simple.yaml b/dts/Bindings/mmc/mmc-pwrseq-simple.yaml new file mode 100644 index 0000000000..00feaafc10 --- /dev/null +++ b/dts/Bindings/mmc/mmc-pwrseq-simple.yaml @@ -0,0 +1,64 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/mmc-pwrseq-simple.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Simple MMC power sequence provider + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +description: + The purpose of the simple MMC power sequence provider is to supports a set + of common properties between various SOC designs. It thus enables us to use + the same provider for several SOC designs. + +properties: + compatible: + const: mmc-pwrseq-simple + + reset-gpios: + minItems: 1 + # Put some limit to avoid false warnings + maxItems: 32 + description: + contains a list of GPIO specifiers. The reset GPIOs are asserted + at initialization and prior we start the power up procedure of the card. + They will be de-asserted right after the power has been provided to the + card. + + clocks: + minItems: 1 + description: Handle for the entry in clock-names. + + clock-names: + items: + - const: ext_clock + description: External clock provided to the card. + + post-power-on-delay-ms: + description: + Delay in ms after powering the card and de-asserting the + reset-gpios (if any). + + power-off-delay-us: + description: + Delay in us after asserting the reset-gpios (if any) + during power off of the card. + +required: + - compatible + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpio1 12 GPIO_ACTIVE_LOW>; + clocks = <&clk_32768_ck>; + clock-names = "ext_clock"; + }; +... diff --git a/dts/Bindings/mmc/mmc-spi-slot.txt b/dts/Bindings/mmc/mmc-spi-slot.txt deleted file mode 100644 index 75486cca80..0000000000 --- a/dts/Bindings/mmc/mmc-spi-slot.txt +++ /dev/null @@ -1,29 +0,0 @@ -MMC/SD/SDIO slot directly connected to a SPI bus - -This file documents differences between the core properties described -by mmc.txt and the properties used by the mmc_spi driver. - -Required properties: -- spi-max-frequency : maximum frequency for this device (Hz). -- voltage-ranges : two cells are required, first cell specifies minimum - slot voltage (mV), second cell specifies maximum slot voltage (mV). - Several ranges could be specified. - -Optional properties: -- gpios : may specify GPIOs in this order: Card-Detect GPIO, - Write-Protect GPIO. Note that this does not follow the - binding from mmc.txt, for historical reasons. - -Example: - - mmc-slot@0 { - compatible = "fsl,mpc8323rdb-mmc-slot", - "mmc-spi-slot"; - reg = <0>; - gpios = <&qe_pio_d 14 1 - &qe_pio_d 15 0>; - voltage-ranges = <3300 3300>; - spi-max-frequency = <50000000>; - interrupts = <42>; - interrupt-parent = <&PIC>; - }; diff --git a/dts/Bindings/mmc/mmc-spi-slot.yaml b/dts/Bindings/mmc/mmc-spi-slot.yaml new file mode 100644 index 0000000000..36acc40c7d --- /dev/null +++ b/dts/Bindings/mmc/mmc-spi-slot.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/mmc-spi-slot.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MMC/SD/SDIO slot directly connected to a SPI bus + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +allOf: + - $ref: mmc-controller.yaml + - $ref: /schemas/spi/spi-peripheral-props.yaml + +description: | + The extra properties used by an mmc connected via SPI. + +properties: + compatible: + const: mmc-spi-slot + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + voltage-ranges: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: | + Two cells are required, first cell specifies minimum slot voltage (mV), + second cell specifies maximum slot voltage (mV). + items: + - description: | + value for minimum slot voltage in mV + default: 3200 + - description: | + value for maximum slot voltage in mV + default: 3400 + + gpios: + description: | + For historical reasons, this does not follow the generic mmc-controller + binding. + minItems: 1 + items: + - description: Card-Detect GPIO + - description: Write-Protect GPIO + +required: + - compatible + - reg + - spi-max-frequency + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + spi { + #address-cells = <1>; + #size-cells = <0>; + mmc@0 { + compatible = "mmc-spi-slot"; + reg = <0>; + gpios = <&gpio 14 GPIO_ACTIVE_LOW>, <&gpio 15 GPIO_ACTIVE_HIGH>; + voltage-ranges = <3300 3300>; + spi-max-frequency = <50000000>; + interrupts = <42>; + interrupt-parent = <&PIC>; + }; + }; + +... diff --git a/dts/Bindings/mmc/mmci.txt b/dts/Bindings/mmc/mmci.txt deleted file mode 100644 index 4ec921e4bf..0000000000 --- a/dts/Bindings/mmc/mmci.txt +++ /dev/null @@ -1,74 +0,0 @@ -* ARM PrimeCell MultiMedia Card Interface (MMCI) PL180/1 - -The ARM PrimeCell MMCI PL180 and PL181 provides an interface for -reading and writing to MultiMedia and SD cards alike. - -This file documents differences between the core properties described -by mmc.txt and the properties used by the mmci driver. Using "st" as -the prefix for a property, indicates support by the ST Micro variant. - -Required properties: -- compatible : contains "arm,pl18x", "arm,primecell". -- vmmc-supply : phandle to the regulator device tree node, mentioned - as the VCC/VDD supply in the eMMC/SD specs. - -Optional properties: -- arm,primecell-periphid : contains the PrimeCell Peripheral ID, it overrides - the ID provided by the HW -- resets : phandle to internal reset line. - Should be defined for sdmmc variant. -- vqmmc-supply : phandle to the regulator device tree node, mentioned - as the VCCQ/VDD_IO supply in the eMMC/SD specs. -specific for ux500 variant: -- st,sig-dir-dat0 : bus signal direction pin used for DAT[0]. -- st,sig-dir-dat2 : bus signal direction pin used for DAT[2]. -- st,sig-dir-dat31 : bus signal direction pin used for DAT[3] and DAT[1]. -- st,sig-dir-dat74 : bus signal direction pin used for DAT[4] to DAT[7]. -- st,sig-dir-cmd : cmd signal direction pin used for CMD. -- st,sig-pin-fbclk : feedback clock signal pin used. - -specific for sdmmc variant: -- reg : a second base register may be defined if a delay - block is present and used for tuning. -- st,sig-dir : signal direction polarity used for cmd, dat0 dat123. -- st,neg-edge : data & command phase relation, generated on - sd clock falling edge. -- st,use-ckin : use ckin pin from an external driver to sample - the receive data (example: with voltage - switch transceiver). - -Deprecated properties: -- mmc-cap-mmc-highspeed : indicates whether MMC is high speed capable. -- mmc-cap-sd-highspeed : indicates whether SD is high speed capable. - -Example: - -sdi0_per1@80126000 { - compatible = "arm,pl18x", "arm,primecell"; - reg = <0x80126000 0x1000>; - interrupts = <0 60 IRQ_TYPE_LEVEL_HIGH>; - - dmas = <&dma 29 0 0x2>, /* Logical - DevToMem */ - <&dma 29 0 0x0>; /* Logical - MemToDev */ - dma-names = "rx", "tx"; - - clocks = <&prcc_kclk 1 5>, <&prcc_pclk 1 5>; - clock-names = "sdi", "apb_pclk"; - - max-frequency = <100000000>; - bus-width = <4>; - cap-sd-highspeed; - cap-mmc-highspeed; - cd-gpios = <&gpio2 31 0x4>; // 95 - st,sig-dir-dat0; - st,sig-dir-dat2; - st,sig-dir-cmd; - st,sig-pin-fbclk; - - vmmc-supply = <&ab8500_ldo_aux3_reg>; - vqmmc-supply = <&vmmci>; - - pinctrl-names = "default", "sleep"; - pinctrl-0 = <&sdi0_default_mode>; - pinctrl-1 = <&sdi0_sleep_mode>; -}; diff --git a/dts/Bindings/mmc/mtk-sd.txt b/dts/Bindings/mmc/mtk-sd.txt deleted file mode 100644 index 8a532f4453..0000000000 --- a/dts/Bindings/mmc/mtk-sd.txt +++ /dev/null @@ -1,72 +0,0 @@ -* MTK MMC controller - -The MTK MSDC can act as a MMC controller -to support MMC, SD, and SDIO types of memory cards. - -This file documents differences between the core properties in mmc.txt -and the properties used by the msdc driver. - -Required properties: -- compatible: value should be either of the following. - "mediatek,mt8135-mmc": for mmc host ip compatible with mt8135 - "mediatek,mt8173-mmc": for mmc host ip compatible with mt8173 - "mediatek,mt8183-mmc": for mmc host ip compatible with mt8183 - "mediatek,mt8516-mmc": for mmc host ip compatible with mt8516 - "mediatek,mt2701-mmc": for mmc host ip compatible with mt2701 - "mediatek,mt2712-mmc": for mmc host ip compatible with mt2712 - "mediatek,mt7622-mmc": for MT7622 SoC - "mediatek,mt7623-mmc", "mediatek,mt2701-mmc": for MT7623 SoC - "mediatek,mt7620-mmc", for MT7621 SoC (and others) - -- reg: physical base address of the controller and length -- interrupts: Should contain MSDC interrupt number -- clocks: Should contain phandle for the clock feeding the MMC controller -- clock-names: Should contain the following: - "source" - source clock (required) - "hclk" - HCLK which used for host (required) - "source_cg" - independent source clock gate (required for MT2712) - "bus_clk" - bus clock used for internal register access (required for MT2712 MSDC0/3) -- pinctrl-names: should be "default", "state_uhs" -- pinctrl-0: should contain default/high speed pin ctrl -- pinctrl-1: should contain uhs mode pin ctrl -- vmmc-supply: power to the Core -- vqmmc-supply: power to the IO - -Optional properties: -- assigned-clocks: PLL of the source clock -- assigned-clock-parents: parent of source clock, used for HS400 mode to get 400Mhz source clock -- hs400-ds-delay: HS400 DS delay setting -- mediatek,hs200-cmd-int-delay: HS200 command internal delay setting. - This field has total 32 stages. - The value is an integer from 0 to 31. -- mediatek,hs400-cmd-int-delay: HS400 command internal delay setting - This field has total 32 stages. - The value is an integer from 0 to 31. -- mediatek,hs400-cmd-resp-sel-rising: HS400 command response sample selection - If present,HS400 command responses are sampled on rising edges. - If not present,HS400 command responses are sampled on falling edges. -- mediatek,latch-ck: Some SoCs do not support enhance_rx, need set correct latch-ck to avoid data crc - error caused by stop clock(fifo full) - Valid range = [0:0x7]. if not present, default value is 0. - applied to compatible "mediatek,mt2701-mmc". - -Examples: -mmc0: mmc@11230000 { - compatible = "mediatek,mt8173-mmc", "mediatek,mt8135-mmc"; - reg = <0 0x11230000 0 0x108>; - interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_LOW>; - vmmc-supply = <&mt6397_vemc_3v3_reg>; - vqmmc-supply = <&mt6397_vio18_reg>; - clocks = <&pericfg CLK_PERI_MSDC30_0>, - <&topckgen CLK_TOP_MSDC50_0_H_SEL>; - clock-names = "source", "hclk"; - pinctrl-names = "default", "state_uhs"; - pinctrl-0 = <&mmc0_pins_default>; - pinctrl-1 = <&mmc0_pins_uhs>; - assigned-clocks = <&topckgen CLK_TOP_MSDC50_0_SEL>; - assigned-clock-parents = <&topckgen CLK_TOP_MSDCPLL_D2>; - hs400-ds-delay = <0x14015>; - mediatek,hs200-cmd-int-delay = <26>; - mediatek,hs400-cmd-int-delay = <14>; - mediatek,hs400-cmd-resp-sel-rising; -}; diff --git a/dts/Bindings/mmc/mtk-sd.yaml b/dts/Bindings/mmc/mtk-sd.yaml new file mode 100644 index 0000000000..c532ec92d2 --- /dev/null +++ b/dts/Bindings/mmc/mtk-sd.yaml @@ -0,0 +1,369 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/mtk-sd.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MTK MSDC Storage Host Controller + +maintainers: + - Chaotian Jing <chaotian.jing@mediatek.com> + - Wenbin Mei <wenbin.mei@mediatek.com> + +properties: + compatible: + oneOf: + - enum: + - mediatek,mt2701-mmc + - mediatek,mt2712-mmc + - mediatek,mt6779-mmc + - mediatek,mt6795-mmc + - mediatek,mt7620-mmc + - mediatek,mt7622-mmc + - mediatek,mt7986-mmc + - mediatek,mt8135-mmc + - mediatek,mt8173-mmc + - mediatek,mt8183-mmc + - mediatek,mt8516-mmc + - items: + - const: mediatek,mt7623-mmc + - const: mediatek,mt2701-mmc + - items: + - enum: + - mediatek,mt8186-mmc + - mediatek,mt8188-mmc + - mediatek,mt8192-mmc + - mediatek,mt8195-mmc + - mediatek,mt8365-mmc + - const: mediatek,mt8183-mmc + + reg: + minItems: 1 + items: + - description: base register (required). + - description: top base register (required for MT8183). + + clocks: + description: + Should contain phandle for the clock feeding the MMC controller. + minItems: 2 + maxItems: 7 + + clock-names: + minItems: 2 + maxItems: 7 + + interrupts: + description: + Should at least contain MSDC GIC interrupt. To support SDIO in-band wakeup, an extended + interrupt is required and be configured as wakeup source irq. + minItems: 1 + maxItems: 2 + + interrupt-names: + items: + - const: msdc + - const: sdio_wakeup + + pinctrl-names: + description: + Should at least contain default and state_uhs. To support SDIO in-band wakeup, dat1 pin + will be switched between GPIO mode and SDIO DAT1 mode, state_eint is mandatory in this + scenario. + minItems: 2 + items: + - const: default + - const: state_uhs + - const: state_eint + + pinctrl-0: + description: + should contain default/high speed pin ctrl. + maxItems: 1 + + pinctrl-1: + description: + should contain uhs mode pin ctrl. + maxItems: 1 + + pinctrl-2: + description: + should switch dat1 pin to GPIO mode. + maxItems: 1 + + hs400-ds-delay: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + HS400 DS delay setting. + minimum: 0 + maximum: 0xffffffff + + mediatek,hs200-cmd-int-delay: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + HS200 command internal delay setting. + This field has total 32 stages. + The value is an integer from 0 to 31. + minimum: 0 + maximum: 31 + + mediatek,hs400-cmd-int-delay: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + HS400 command internal delay setting. + This field has total 32 stages. + The value is an integer from 0 to 31. + minimum: 0 + maximum: 31 + + mediatek,hs400-cmd-resp-sel-rising: + $ref: /schemas/types.yaml#/definitions/flag + description: + HS400 command response sample selection. + If present, HS400 command responses are sampled on rising edges. + If not present, HS400 command responses are sampled on falling edges. + + mediatek,hs400-ds-dly3: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Gear of the third delay line for DS for input data latch in data + pad macro, there are 32 stages from 0 to 31. + For different corner IC, the time is different about one step, it is + about 100ps. + The value is confirmed by doing scan and calibration to find a best + value with corner IC and it is valid only for HS400 mode. + minimum: 0 + maximum: 31 + + mediatek,latch-ck: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Some SoCs do not support enhance_rx, need set correct latch-ck to avoid + data crc error caused by stop clock(fifo full) Valid range = [0:0x7]. + if not present, default value is 0. + applied to compatible "mediatek,mt2701-mmc". + minimum: 0 + maximum: 7 + + mediatek,tuning-step: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Some SoCs need extend tuning step for better delay value to avoid CRC issue. + If not present, default tuning step is 32. For eMMC and SD, this can yield + satisfactory calibration results in most cases. + enum: [32, 64] + default: 32 + + resets: + maxItems: 1 + + reset-names: + const: hrst + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - pinctrl-names + - pinctrl-0 + - pinctrl-1 + - vmmc-supply + - vqmmc-supply + +allOf: + - $ref: mmc-controller.yaml# + - if: + properties: + compatible: + enum: + - mediatek,mt2701-mmc + - mediatek,mt6779-mmc + - mediatek,mt6795-mmc + - mediatek,mt7620-mmc + - mediatek,mt7622-mmc + - mediatek,mt7623-mmc + - mediatek,mt8135-mmc + - mediatek,mt8173-mmc + - mediatek,mt8183-mmc + - mediatek,mt8186-mmc + - mediatek,mt8188-mmc + - mediatek,mt8195-mmc + - mediatek,mt8516-mmc + then: + properties: + clocks: + minItems: 2 + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + clock-names: + minItems: 2 + items: + - const: source + - const: hclk + - const: source_cg + + - if: + properties: + compatible: + contains: + const: mediatek,mt2712-mmc + then: + properties: + clocks: + minItems: 3 + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + - description: bus clock used for internal register access (required for MSDC0/3). + clock-names: + minItems: 3 + items: + - const: source + - const: hclk + - const: source_cg + - const: bus_clk + + - if: + properties: + compatible: + contains: + const: mediatek,mt8183-mmc + then: + properties: + reg: + minItems: 2 + + - if: + properties: + compatible: + contains: + enum: + - mediatek,mt7986-mmc + then: + properties: + clocks: + minItems: 3 + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + - description: bus clock used for internal register access (required for MSDC0/3). + - description: msdc subsys clock gate + clock-names: + minItems: 3 + items: + - const: source + - const: hclk + - const: source_cg + - const: bus_clk + - const: sys_cg + + - if: + properties: + compatible: + enum: + - mediatek,mt8186-mmc + - mediatek,mt8188-mmc + - mediatek,mt8195-mmc + then: + properties: + clocks: + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + - description: crypto clock used for data encrypt/decrypt (optional) + clock-names: + items: + - const: source + - const: hclk + - const: source_cg + - const: crypto + + - if: + properties: + compatible: + contains: + const: mediatek,mt8192-mmc + then: + properties: + clocks: + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + - description: msdc subsys clock gate + - description: peripheral bus clock gate + - description: AXI bus clock gate + - description: AHB bus clock gate + clock-names: + items: + - const: source + - const: hclk + - const: source_cg + - const: sys_cg + - const: pclk_cg + - const: axi_cg + - const: ahb_cg + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/mt8173-clk.h> + mmc0: mmc@11230000 { + compatible = "mediatek,mt8173-mmc"; + reg = <0x11230000 0x1000>; + interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_LOW>; + vmmc-supply = <&mt6397_vemc_3v3_reg>; + vqmmc-supply = <&mt6397_vio18_reg>; + clocks = <&pericfg CLK_PERI_MSDC30_0>, + <&topckgen CLK_TOP_MSDC50_0_H_SEL>; + clock-names = "source", "hclk"; + pinctrl-names = "default", "state_uhs"; + pinctrl-0 = <&mmc0_pins_default>; + pinctrl-1 = <&mmc0_pins_uhs>; + assigned-clocks = <&topckgen CLK_TOP_MSDC50_0_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_MSDCPLL_D2>; + hs400-ds-delay = <0x14015>; + mediatek,hs200-cmd-int-delay = <26>; + mediatek,hs400-cmd-int-delay = <14>; + mediatek,hs400-cmd-resp-sel-rising; + }; + + mmc3: mmc@11260000 { + compatible = "mediatek,mt8173-mmc"; + reg = <0x11260000 0x1000>; + clock-names = "source", "hclk"; + clocks = <&pericfg CLK_PERI_MSDC30_3>, + <&topckgen CLK_TOP_MSDC50_2_H_SEL>; + interrupt-names = "msdc", "sdio_wakeup"; + interrupts-extended = <&gic GIC_SPI 74 IRQ_TYPE_LEVEL_LOW 0>, + <&pio 23 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default", "state_uhs", "state_eint"; + pinctrl-0 = <&mmc2_pins_default>; + pinctrl-1 = <&mmc2_pins_uhs>; + pinctrl-2 = <&mmc2_pins_eint>; + bus-width = <4>; + max-frequency = <200000000>; + cap-sd-highspeed; + sd-uhs-sdr104; + keep-power-in-suspend; + wakeup-source; + cap-sdio-irq; + no-mmc; + no-sd; + non-removable; + vmmc-supply = <&sdio_fixed_3v3>; + vqmmc-supply = <&mt6397_vgp3_reg>; + mmc-pwrseq = <&wifi_pwrseq>; + }; + +... diff --git a/dts/Bindings/mmc/mxs-mmc.txt b/dts/Bindings/mmc/mxs-mmc.txt deleted file mode 100644 index 515addc200..0000000000 --- a/dts/Bindings/mmc/mxs-mmc.txt +++ /dev/null @@ -1,27 +0,0 @@ -* Freescale MXS MMC controller - -The Freescale MXS Synchronous Serial Ports (SSP) can act as a MMC controller -to support MMC, SD, and SDIO types of memory cards. - -This file documents differences between the core properties in mmc.txt -and the properties used by the mxsmmc driver. - -Required properties: -- compatible: Should be "fsl,<chip>-mmc". The supported chips include - imx23 and imx28. -- interrupts: Should contain ERROR interrupt number -- dmas: DMA specifier, consisting of a phandle to DMA controller node - and SSP DMA channel ID. - Refer to dma.txt and fsl-mxs-dma.txt for details. -- dma-names: Must be "rx-tx". - -Examples: - -ssp0: ssp@80010000 { - compatible = "fsl,imx28-mmc"; - reg = <0x80010000 2000>; - interrupts = <96>; - dmas = <&dma_apbh 0>; - dma-names = "rx-tx"; - bus-width = <8>; -}; diff --git a/dts/Bindings/mmc/mxs-mmc.yaml b/dts/Bindings/mmc/mxs-mmc.yaml new file mode 100644 index 0000000000..32e512a68e --- /dev/null +++ b/dts/Bindings/mmc/mxs-mmc.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/mxs-mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale MXS MMC controller + +maintainers: + - Shawn Guo <shawnguo@kernel.org> + +description: | + The Freescale MXS Synchronous Serial Ports (SSP) can act as a MMC controller + to support MMC, SD, and SDIO types of memory cards. + + This file documents differences between the core properties in mmc.txt + and the properties used by the mxsmmc driver. + +allOf: + - $ref: mmc-controller.yaml + +properties: + compatible: + enum: + - fsl,imx23-mmc + - fsl,imx28-mmc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + dmas: + maxItems: 1 + + dma-names: + const: rx-tx + +required: + - compatible + - reg + - interrupts + - dmas + - dma-names + +unevaluatedProperties: false + +examples: + - | + mmc@80010000 { + compatible = "fsl,imx28-mmc"; + reg = <0x80010000 2000>; + interrupts = <96>; + dmas = <&dma_apbh 0>; + dma-names = "rx-tx"; + bus-width = <8>; + }; diff --git a/dts/Bindings/mmc/npcm,sdhci.yaml b/dts/Bindings/mmc/npcm,sdhci.yaml new file mode 100644 index 0000000000..196fdbfa16 --- /dev/null +++ b/dts/Bindings/mmc/npcm,sdhci.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/npcm,sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NPCM SDHCI Controller + +maintainers: + - Tomer Maimon <tmaimon77@gmail.com> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + enum: + - nuvoton,npcm750-sdhci + - nuvoton,npcm845-sdhci + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +unevaluatedProperties: false + +examples: + - | + mmc@f0840000 { + compatible = "nuvoton,npcm750-sdhci"; + reg = <0xf0840000 0x200>; + interrupts = <0 27 4>; + clocks = <&clk 4>; + }; diff --git a/dts/Bindings/mmc/nvidia,tegra20-sdhci.txt b/dts/Bindings/mmc/nvidia,tegra20-sdhci.txt deleted file mode 100644 index 2cf3affa1b..0000000000 --- a/dts/Bindings/mmc/nvidia,tegra20-sdhci.txt +++ /dev/null @@ -1,117 +0,0 @@ -* NVIDIA Tegra Secure Digital Host Controller - -This controller on Tegra family SoCs provides an interface for MMC, SD, -and SDIO types of memory cards. - -This file documents differences between the core properties described -by mmc.txt and the properties used by the sdhci-tegra driver. - -Required properties: -- compatible : should be one of: - - "nvidia,tegra20-sdhci": for Tegra20 - - "nvidia,tegra30-sdhci": for Tegra30 - - "nvidia,tegra114-sdhci": for Tegra114 - - "nvidia,tegra124-sdhci": for Tegra124 and Tegra132 - - "nvidia,tegra210-sdhci": for Tegra210 - - "nvidia,tegra186-sdhci": for Tegra186 - - "nvidia,tegra194-sdhci": for Tegra194 -- clocks : Must contain one entry, for the module clock. - See ../clocks/clock-bindings.txt for details. -- resets : Must contain an entry for each entry in reset-names. - See ../reset/reset.txt for details. -- reset-names : Must include the following entries: - - sdhci - -Optional properties: -- power-gpios : Specify GPIOs for power control - -Example: - -sdhci@c8000200 { - compatible = "nvidia,tegra20-sdhci"; - reg = <0xc8000200 0x200>; - interrupts = <47>; - clocks = <&tegra_car 14>; - resets = <&tegra_car 14>; - reset-names = "sdhci"; - cd-gpios = <&gpio 69 0>; /* gpio PI5 */ - wp-gpios = <&gpio 57 0>; /* gpio PH1 */ - power-gpios = <&gpio 155 0>; /* gpio PT3 */ - bus-width = <8>; -}; - -Optional properties for Tegra210, Tegra186 and Tegra194: -- pinctrl-names, pinctrl-0, pinctrl-1 : Specify pad voltage - configurations. Valid pinctrl-names are "sdmmc-3v3" and "sdmmc-1v8" - for controllers supporting multiple voltage levels. The order of names - should correspond to the pin configuration states in pinctrl-0 and - pinctrl-1. -- pinctrl-names : "sdmmc-3v3-drv" and "sdmmc-1v8-drv" are applicable for - Tegra210 where pad config registers are in the pinmux register domain - for pull-up-strength and pull-down-strength values configuration when - using pads at 3V3 and 1V8 levels. -- nvidia,only-1-8-v : The presence of this property indicates that the - controller operates at a 1.8 V fixed I/O voltage. -- nvidia,pad-autocal-pull-up-offset-3v3, - nvidia,pad-autocal-pull-down-offset-3v3 : Specify drive strength - calibration offsets for 3.3 V signaling modes. -- nvidia,pad-autocal-pull-up-offset-1v8, - nvidia,pad-autocal-pull-down-offset-1v8 : Specify drive strength - calibration offsets for 1.8 V signaling modes. -- nvidia,pad-autocal-pull-up-offset-3v3-timeout, - nvidia,pad-autocal-pull-down-offset-3v3-timeout : Specify drive - strength used as a fallback in case the automatic calibration times - out on a 3.3 V signaling mode. -- nvidia,pad-autocal-pull-up-offset-1v8-timeout, - nvidia,pad-autocal-pull-down-offset-1v8-timeout : Specify drive - strength used as a fallback in case the automatic calibration times - out on a 1.8 V signaling mode. -- nvidia,pad-autocal-pull-up-offset-sdr104, - nvidia,pad-autocal-pull-down-offset-sdr104 : Specify drive strength - calibration offsets for SDR104 mode. -- nvidia,pad-autocal-pull-up-offset-hs400, - nvidia,pad-autocal-pull-down-offset-hs400 : Specify drive strength - calibration offsets for HS400 mode. -- nvidia,default-tap : Specify the default inbound sampling clock - trimmer value for non-tunable modes. -- nvidia,default-trim : Specify the default outbound clock trimmer - value. -- nvidia,dqs-trim : Specify DQS trim value for HS400 timing - - Notes on the pad calibration pull up and pulldown offset values: - - The property values are drive codes which are programmed into the - PD_OFFSET and PU_OFFSET sections of the - SDHCI_TEGRA_AUTO_CAL_CONFIG register. - - A higher value corresponds to higher drive strength. Please refer - to the reference manual of the SoC for correct values. - - The SDR104 and HS400 timing specific values are used in - corresponding modes if specified. - - Notes on tap and trim values: - - The values are used for compensating trace length differences - by adjusting the sampling point. - - The values are programmed to the Vendor Clock Control Register. - Please refer to the reference manual of the SoC for correct - values. - - The DQS trim values are only used on controllers which support - HS400 timing. Only SDMMC4 on Tegra210 and Tegra 186 supports - HS400. - -Example: -sdhci@700b0000 { - compatible = "nvidia,tegra210-sdhci", "nvidia,tegra124-sdhci"; - reg = <0x0 0x700b0000 0x0 0x200>; - interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&tegra_car TEGRA210_CLK_SDMMC1>; - clock-names = "sdhci"; - resets = <&tegra_car 14>; - reset-names = "sdhci"; - pinctrl-names = "sdmmc-3v3", "sdmmc-1v8"; - pinctrl-0 = <&sdmmc1_3v3>; - pinctrl-1 = <&sdmmc1_1v8>; - nvidia,pad-autocal-pull-up-offset-3v3 = <0x00>; - nvidia,pad-autocal-pull-down-offset-3v3 = <0x7d>; - nvidia,pad-autocal-pull-up-offset-1v8 = <0x7b>; - nvidia,pad-autocal-pull-down-offset-1v8 = <0x7b>; - status = "disabled"; -}; diff --git a/dts/Bindings/mmc/nvidia,tegra20-sdhci.yaml b/dts/Bindings/mmc/nvidia,tegra20-sdhci.yaml new file mode 100644 index 0000000000..72987f0326 --- /dev/null +++ b/dts/Bindings/mmc/nvidia,tegra20-sdhci.yaml @@ -0,0 +1,313 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/nvidia,tegra20-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra Secure Digital Host Controller + +maintainers: + - Thierry Reding <thierry.reding@gmail.com> + - Jon Hunter <jonathanh@nvidia.com> + +description: | + This controller on Tegra family SoCs provides an interface for MMC, SD, and + SDIO types of memory cards. + + This file documents differences between the core properties described by + mmc-controller.yaml and the properties for the Tegra SDHCI controller. + +properties: + compatible: + oneOf: + - enum: + - nvidia,tegra20-sdhci + - nvidia,tegra30-sdhci + - nvidia,tegra114-sdhci + - nvidia,tegra124-sdhci + - nvidia,tegra210-sdhci + - nvidia,tegra186-sdhci + - nvidia,tegra194-sdhci + + - items: + - const: nvidia,tegra132-sdhci + - const: nvidia,tegra124-sdhci + + - items: + - enum: + - nvidia,tegra194-sdhci + - nvidia,tegra234-sdhci + - const: nvidia,tegra186-sdhci + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + assigned-clocks: true + assigned-clock-parents: true + assigned-clock-rates: true + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + minItems: 1 + maxItems: 2 + + resets: + items: + - description: module reset + + reset-names: + items: + - const: sdhci + + power-gpios: + description: specify GPIOs for power control + maxItems: 1 + + interconnects: + items: + - description: memory read client + - description: memory write client + + interconnect-names: + items: + - const: dma-mem # read + - const: write + + iommus: + maxItems: 1 + + operating-points-v2: true + + power-domains: + items: + - description: phandle to the core power domain + + nvidia,default-tap: + description: Specify the default inbound sampling clock trimmer value for + non-tunable modes. + + The values are used for compensating trace length differences by + adjusting the sampling point. The values are programmed to the Vendor + Clock Control Register. Please refer to the reference manual of the SoC + for correct values. + + The DQS trim values are only used on controllers which support HS400 + timing. Only SDMMC4 on Tegra210 and Tegra186 supports HS400. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,default-trim: + description: Specify the default outbound clock trimmer value. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,dqs-trim: + description: Specify DQS trim value for HS400 timing. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-down-offset-1v8: + description: Specify drive strength calibration offsets for 1.8 V + signaling modes. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-down-offset-1v8-timeout: + description: Specify drive strength used as a fallback in case the + automatic calibration times out on a 1.8 V signaling mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-down-offset-3v3: + description: Specify drive strength calibration offsets for 3.3 V + signaling modes. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-down-offset-3v3-timeout: + description: Specify drive strength used as a fallback in case the + automatic calibration times out on a 3.3 V signaling mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-down-offset-sdr104: + description: Specify drive strength calibration offsets for SDR104 mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-down-offset-hs400: + description: Specify drive strength calibration offsets for HS400 mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-up-offset-1v8: + description: Specify drive strength calibration offsets for 1.8 V + signaling modes. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-up-offset-1v8-timeout: + description: Specify drive strength used as a fallback in case the + automatic calibration times out on a 1.8 V signaling mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-up-offset-3v3: + description: Specify drive strength calibration offsets for 3.3 V + signaling modes. + + The property values are drive codes which are programmed into the + PD_OFFSET and PU_OFFSET sections of the SDHCI_TEGRA_AUTO_CAL_CONFIG + register. A higher value corresponds to higher drive strength. Please + refer to the reference manual of the SoC for correct values. The SDR104 + and HS400 timing specific values are used in corresponding modes if + specified. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-up-offset-3v3-timeout: + description: Specify drive strength used as a fallback in case the + automatic calibration times out on a 3.3 V signaling mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-up-offset-sdr104: + description: Specify drive strength calibration offsets for SDR104 mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,pad-autocal-pull-up-offset-hs400: + description: Specify drive strength calibration offsets for HS400 mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + nvidia,only-1-8v: + description: The presence of this property indicates that the controller + operates at a 1.8 V fixed I/O voltage. + $ref: /schemas/types.yaml#/definitions/flag + +required: + - compatible + - reg + - interrupts + - clocks + - resets + - reset-names + +allOf: + - $ref: mmc-controller.yaml + - if: + properties: + compatible: + contains: + enum: + - nvidia,tegra20-sdhci + - nvidia,tegra30-sdhci + - nvidia,tegra114-sdhci + - nvidia,tegra124-sdhci + then: + properties: + clocks: + items: + - description: module clock + else: + properties: + clocks: + items: + - description: module clock + - description: timeout clock + + clock-names: + items: + - const: sdhci + - const: tmclk + required: + - clock-names + + - if: + properties: + compatible: + contains: + const: nvidia,tegra210-sdhci + then: + properties: + pinctrl-names: + oneOf: + - items: + - const: sdmmc-3v3 + description: pad configuration for 3.3 V + - const: sdmmc-1v8 + description: pad configuration for 1.8 V + - const: sdmmc-3v3-drv + description: pull-up/down configuration for 3.3 V + - const: sdmmc-1v8-drv + description: pull-up/down configuration for 1.8 V + - items: + - const: sdmmc-3v3-drv + description: pull-up/down configuration for 3.3 V + - const: sdmmc-1v8-drv + description: pull-up/down configuration for 1.8 V + - items: + - const: sdmmc-1v8-drv + description: pull-up/down configuration for 1.8 V + required: + - clock-names + - if: + properties: + compatible: + contains: + enum: + - nvidia,tegra186-sdhci + - nvidia,tegra194-sdhci + then: + properties: + pinctrl-names: + items: + - const: sdmmc-3v3 + description: pad configuration for 3.3 V + - const: sdmmc-1v8 + description: pad configuration for 1.8 V + required: + - clock-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + mmc@c8000200 { + compatible = "nvidia,tegra20-sdhci"; + reg = <0xc8000200 0x200>; + interrupts = <47>; + clocks = <&tegra_car 14>; + resets = <&tegra_car 14>; + reset-names = "sdhci"; + cd-gpios = <&gpio 69 0>; /* gpio PI5 */ + wp-gpios = <&gpio 57 0>; /* gpio PH1 */ + power-gpios = <&gpio 155 0>; /* gpio PT3 */ + bus-width = <8>; + }; + + - | + #include <dt-bindings/clock/tegra210-car.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + mmc@700b0000 { + compatible = "nvidia,tegra210-sdhci"; + reg = <0x700b0000 0x200>; + interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA210_CLK_SDMMC1>, + <&tegra_car TEGRA210_CLK_SDMMC_LEGACY>; + clock-names = "sdhci", "tmclk"; + resets = <&tegra_car 14>; + reset-names = "sdhci"; + pinctrl-names = "sdmmc-3v3", "sdmmc-1v8", + "sdmmc-3v3-drv", "sdmmc-1v8-drv"; + pinctrl-0 = <&sdmmc1_3v3>; + pinctrl-1 = <&sdmmc1_1v8>; + pinctrl-2 = <&sdmmc1_3v3_drv>; + pinctrl-3 = <&sdmmc1_1v8_drv>; + nvidia,pad-autocal-pull-up-offset-3v3 = <0x00>; + nvidia,pad-autocal-pull-down-offset-3v3 = <0x7d>; + nvidia,pad-autocal-pull-up-offset-1v8 = <0x7b>; + nvidia,pad-autocal-pull-down-offset-1v8 = <0x7b>; + nvidia,default-tap = <0x2>; + nvidia,default-trim = <0x4>; + assigned-clocks = <&tegra_car TEGRA210_CLK_SDMMC4>, + <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>, + <&tegra_car TEGRA210_CLK_PLL_C4>; + assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>; + assigned-clock-rates = <200000000>, <1000000000>, <1000000000>; + }; diff --git a/dts/Bindings/mmc/orion-sdio.txt b/dts/Bindings/mmc/orion-sdio.txt deleted file mode 100644 index 10f0818a34..0000000000 --- a/dts/Bindings/mmc/orion-sdio.txt +++ /dev/null @@ -1,16 +0,0 @@ -* Marvell orion-sdio controller - -This file documents differences between the core properties in mmc.txt -and the properties used by the orion-sdio driver. - -- compatible: Should be "marvell,orion-sdio" -- clocks: reference to the clock of the SDIO interface - -Example: - - mvsdio@d00d4000 { - compatible = "marvell,orion-sdio"; - reg = <0xd00d4000 0x200>; - interrupts = <54>; - clocks = <&gateclk 17>; - }; diff --git a/dts/Bindings/mmc/owl-mmc.yaml b/dts/Bindings/mmc/owl-mmc.yaml index 12b4021342..1b7d88ed37 100644 --- a/dts/Bindings/mmc/owl-mmc.yaml +++ b/dts/Bindings/mmc/owl-mmc.yaml @@ -7,14 +7,20 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: Actions Semi Owl SoCs SD/MMC/SDIO controller allOf: - - $ref: "mmc-controller.yaml" + - $ref: mmc-controller.yaml maintainers: - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> properties: compatible: - const: actions,owl-mmc + oneOf: + - const: actions,owl-mmc + - items: + - enum: + - actions,s500-mmc + - actions,s700-mmc + - const: actions,owl-mmc reg: maxItems: 1 @@ -43,11 +49,13 @@ required: - dmas - dma-names +unevaluatedProperties: false + examples: - | mmc0: mmc@e0330000 { compatible = "actions,owl-mmc"; - reg = <0x0 0xe0330000 0x0 0x4000>; + reg = <0xe0330000 0x4000>; interrupts = <0 42 4>; clocks = <&cmu 56>; resets = <&cmu 23>; diff --git a/dts/Bindings/mmc/pxa-mmc.txt b/dts/Bindings/mmc/pxa-mmc.txt index 5f5c2bec2b..66a78eae4d 100644 --- a/dts/Bindings/mmc/pxa-mmc.txt +++ b/dts/Bindings/mmc/pxa-mmc.txt @@ -9,7 +9,7 @@ Required properties: Optional properties: - marvell,detect-delay-ms: sets the detection delay timeout in ms. -In addition to the properties described in this docuent, the details +In addition to the properties described in this document, the details described in mmc.txt are supported. Examples: diff --git a/dts/Bindings/mmc/renesas,mmcif.txt b/dts/Bindings/mmc/renesas,mmcif.txt deleted file mode 100644 index c064af5838..0000000000 --- a/dts/Bindings/mmc/renesas,mmcif.txt +++ /dev/null @@ -1,52 +0,0 @@ -* Renesas Multi Media Card Interface (MMCIF) Controller - -This file documents differences between the core properties in mmc.txt -and the properties used by the MMCIF device. - - -Required properties: - -- compatible: should be "renesas,mmcif-<soctype>", "renesas,sh-mmcif" as a - fallback. Examples with <soctype> are: - - "renesas,mmcif-r7s72100" for the MMCIF found in r7s72100 SoCs - - "renesas,mmcif-r8a73a4" for the MMCIF found in r8a73a4 SoCs - - "renesas,mmcif-r8a7740" for the MMCIF found in r8a7740 SoCs - - "renesas,mmcif-r8a7743" for the MMCIF found in r8a7743 SoCs - - "renesas,mmcif-r8a7744" for the MMCIF found in r8a7744 SoCs - - "renesas,mmcif-r8a7745" for the MMCIF found in r8a7745 SoCs - - "renesas,mmcif-r8a7778" for the MMCIF found in r8a7778 SoCs - - "renesas,mmcif-r8a7790" for the MMCIF found in r8a7790 SoCs - - "renesas,mmcif-r8a7791" for the MMCIF found in r8a7791 SoCs - - "renesas,mmcif-r8a7793" for the MMCIF found in r8a7793 SoCs - - "renesas,mmcif-r8a7794" for the MMCIF found in r8a7794 SoCs - - "renesas,mmcif-sh73a0" for the MMCIF found in sh73a0 SoCs - -- interrupts: Some SoCs have only 1 shared interrupt, while others have either - 2 or 3 individual interrupts (error, int, card detect). Below is the number - of interrupts for each SoC: - 1: r8a73a4, r8a7743, r8a7744, r8a7745, r8a7778, r8a7790, r8a7791, r8a7793, - r8a7794 - 2: r8a7740, sh73a0 - 3: r7s72100 - -- clocks: reference to the functional clock - -- dmas: reference to the DMA channels, one per channel name listed in the - dma-names property. -- dma-names: must contain "tx" for the transmit DMA channel and "rx" for the - receive DMA channel. -- max-frequency: Maximum operating clock frequency, driver uses default clock - frequency if it is not set. - - -Example: R8A7790 (R-Car H2) MMCIF0 - - mmcif0: mmc@ee200000 { - compatible = "renesas,mmcif-r8a7790", "renesas,sh-mmcif"; - reg = <0 0xee200000 0 0x80>; - interrupts = <0 169 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&mstp3_clks R8A7790_CLK_MMCIF0>; - dmas = <&dmac0 0xd1>, <&dmac0 0xd2>; - dma-names = "tx", "rx"; - max-frequency = <97500000>; - }; diff --git a/dts/Bindings/mmc/renesas,mmcif.yaml b/dts/Bindings/mmc/renesas,mmcif.yaml new file mode 100644 index 0000000000..024313b79e --- /dev/null +++ b/dts/Bindings/mmc/renesas,mmcif.yaml @@ -0,0 +1,135 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/renesas,mmcif.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas Multi Media Card Interface (MMCIF) Controller + +maintainers: + - Wolfram Sang <wsa+renesas@sang-engineering.com> + +allOf: + - $ref: mmc-controller.yaml + +properties: + compatible: + items: + - enum: + - renesas,mmcif-r7s72100 # RZ/A1H + - renesas,mmcif-r8a73a4 # R-Mobile APE6 + - renesas,mmcif-r8a7740 # R-Mobile A1 + - renesas,mmcif-r8a7742 # RZ/G1H + - renesas,mmcif-r8a7743 # RZ/G1M + - renesas,mmcif-r8a7744 # RZ/G1N + - renesas,mmcif-r8a7745 # RZ/G1E + - renesas,mmcif-r8a7778 # R-Car M1A + - renesas,mmcif-r8a7790 # R-Car H2 + - renesas,mmcif-r8a7791 # R-Car M2-W + - renesas,mmcif-r8a7793 # R-Car M2-N + - renesas,mmcif-r8a7794 # R-Car E2 + - renesas,mmcif-sh73a0 # SH-Mobile AG5 + - const: renesas,sh-mmcif + + reg: + maxItems: 1 + + interrupts: true + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + dmas: + minItems: 2 + maxItems: 4 + description: + Must contain a list of pairs of references to DMA specifiers, one for + transmission, and one for reception. + + dma-names: + minItems: 2 + maxItems: 4 + items: + enum: + - tx + - rx + + max-frequency: true + +required: + - compatible + - reg + - interrupts + - clocks + - power-domains + +if: + properties: + compatible: + contains: + const: renesas,mmcif-r7s72100 +then: + properties: + interrupts: + items: + - description: Error interrupt + - description: Normal operation interrupt + - description: Card detection interrupt +else: + if: + properties: + compatible: + contains: + enum: + - renesas,mmcif-r8a7740 + - renesas,mmcif-sh73a0 + then: + properties: + interrupts: + items: + - description: Error interrupt + - description: Normal operation interrupt + else: + if: + properties: + compatible: + contains: + enum: + - renesas,mmcif-r8a73a4 + - renesas,mmcif-r8a7778 + then: + properties: + interrupts: + maxItems: 1 + else: + properties: + interrupts: + maxItems: 1 + required: + - resets + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/r8a7790-cpg-mssr.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/power/r8a7790-sysc.h> + + mmcif0: mmc@ee200000 { + compatible = "renesas,mmcif-r8a7790", "renesas,sh-mmcif"; + reg = <0xee200000 0x80>; + interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 315>; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 315>; + dmas = <&dmac0 0xd1>, <&dmac0 0xd2>, <&dmac1 0xd1>, <&dmac1 0xd2>; + dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <97500000>; + }; diff --git a/dts/Bindings/mmc/renesas,sdhi.txt b/dts/Bindings/mmc/renesas,sdhi.txt deleted file mode 100644 index e6cc478442..0000000000 --- a/dts/Bindings/mmc/renesas,sdhi.txt +++ /dev/null @@ -1,113 +0,0 @@ -* Renesas SDHI SD/MMC controller - -Required properties: -- compatible: should contain one or more of the following: - "renesas,sdhi-sh73a0" - SDHI IP on SH73A0 SoC - "renesas,sdhi-r7s72100" - SDHI IP on R7S72100 SoC - "renesas,sdhi-r7s9210" - SDHI IP on R7S9210 SoC - "renesas,sdhi-r8a73a4" - SDHI IP on R8A73A4 SoC - "renesas,sdhi-r8a7740" - SDHI IP on R8A7740 SoC - "renesas,sdhi-r8a7743" - SDHI IP on R8A7743 SoC - "renesas,sdhi-r8a7744" - SDHI IP on R8A7744 SoC - "renesas,sdhi-r8a7745" - SDHI IP on R8A7745 SoC - "renesas,sdhi-r8a774a1" - SDHI IP on R8A774A1 SoC - "renesas,sdhi-r8a774b1" - SDHI IP on R8A774B1 SoC - "renesas,sdhi-r8a774c0" - SDHI IP on R8A774C0 SoC - "renesas,sdhi-r8a77470" - SDHI IP on R8A77470 SoC - "renesas,sdhi-mmc-r8a77470" - SDHI/MMC IP on R8A77470 SoC - "renesas,sdhi-r8a7778" - SDHI IP on R8A7778 SoC - "renesas,sdhi-r8a7779" - SDHI IP on R8A7779 SoC - "renesas,sdhi-r8a7790" - SDHI IP on R8A7790 SoC - "renesas,sdhi-r8a7791" - SDHI IP on R8A7791 SoC - "renesas,sdhi-r8a7792" - SDHI IP on R8A7792 SoC - "renesas,sdhi-r8a7793" - SDHI IP on R8A7793 SoC - "renesas,sdhi-r8a7794" - SDHI IP on R8A7794 SoC - "renesas,sdhi-r8a7795" - SDHI IP on R8A7795 SoC - "renesas,sdhi-r8a7796" - SDHI IP on R8A77960 SoC - "renesas,sdhi-r8a77961" - SDHI IP on R8A77961 SoC - "renesas,sdhi-r8a77965" - SDHI IP on R8A77965 SoC - "renesas,sdhi-r8a77970" - SDHI IP on R8A77970 SoC - "renesas,sdhi-r8a77980" - SDHI IP on R8A77980 SoC - "renesas,sdhi-r8a77990" - SDHI IP on R8A77990 SoC - "renesas,sdhi-r8a77995" - SDHI IP on R8A77995 SoC - "renesas,sdhi-shmobile" - a generic sh-mobile SDHI controller - "renesas,rcar-gen1-sdhi" - a generic R-Car Gen1 SDHI controller - "renesas,rcar-gen2-sdhi" - a generic R-Car Gen2 and RZ/G1 SDHI - (not SDHI/MMC) controller - "renesas,rcar-gen3-sdhi" - a generic R-Car Gen3 or RZ/G2 - SDHI controller - - - When compatible with the generic version, nodes must list - the SoC-specific version corresponding to the platform - first followed by the generic version. - -- clocks: Most controllers only have 1 clock source per channel. However, on - some variations of this controller, the internal card detection - logic that exists in this controller is sectioned off to be run by a - separate second clock source to allow the main core clock to be turned - off to save power. - If 2 clocks are specified by the hardware, you must name them as - "core" and "cd". If the controller only has 1 clock, naming is not - required. - Devices which have more than 1 clock are listed below: - 2: R7S72100, R7S9210 - -Optional properties: -- pinctrl-names: should be "default", "state_uhs" -- pinctrl-0: should contain default/high speed pin ctrl -- pinctrl-1: should contain uhs mode pin ctrl - -Example: R8A7790 (R-Car H2) SDHI controller nodes - - sdhi0: sd@ee100000 { - compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi"; - reg = <0 0xee100000 0 0x328>; - interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&cpg CPG_MOD 314>; - dmas = <&dmac0 0xcd>, <&dmac0 0xce>, - <&dmac1 0xcd>, <&dmac1 0xce>; - dma-names = "tx", "rx", "tx", "rx"; - max-frequency = <195000000>; - power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; - resets = <&cpg 314>; - }; - - sdhi1: sd@ee120000 { - compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi"; - reg = <0 0xee120000 0 0x328>; - interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&cpg CPG_MOD 313>; - dmas = <&dmac0 0xc9>, <&dmac0 0xca>, - <&dmac1 0xc9>, <&dmac1 0xca>; - dma-names = "tx", "rx", "tx", "rx"; - max-frequency = <195000000>; - power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; - resets = <&cpg 313>; - }; - - sdhi2: sd@ee140000 { - compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi"; - reg = <0 0xee140000 0 0x100>; - interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&cpg CPG_MOD 312>; - dmas = <&dmac0 0xc1>, <&dmac0 0xc2>, - <&dmac1 0xc1>, <&dmac1 0xc2>; - dma-names = "tx", "rx", "tx", "rx"; - max-frequency = <97500000>; - power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; - resets = <&cpg 312>; - }; - - sdhi3: sd@ee160000 { - compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi"; - reg = <0 0xee160000 0 0x100>; - interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&cpg CPG_MOD 311>; - dmas = <&dmac0 0xd3>, <&dmac0 0xd4>, - <&dmac1 0xd3>, <&dmac1 0xd4>; - dma-names = "tx", "rx", "tx", "rx"; - max-frequency = <97500000>; - power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; - resets = <&cpg 311>; - }; diff --git a/dts/Bindings/mmc/renesas,sdhi.yaml b/dts/Bindings/mmc/renesas,sdhi.yaml new file mode 100644 index 0000000000..f7a4c6bc70 --- /dev/null +++ b/dts/Bindings/mmc/renesas,sdhi.yaml @@ -0,0 +1,274 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/renesas,sdhi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas SDHI SD/MMC controller + +maintainers: + - Wolfram Sang <wsa+renesas@sang-engineering.com> + +properties: + compatible: + oneOf: + - items: + - const: renesas,sdhi-sh73a0 # R-Mobile APE6 + - items: + - const: renesas,sdhi-r7s72100 # RZ/A1H + - items: + - const: renesas,sdhi-r7s9210 # SH-Mobile AG5 + - items: + - const: renesas,sdhi-r8a73a4 # R-Mobile APE6 + - items: + - const: renesas,sdhi-r8a7740 # R-Mobile A1 + - items: + - enum: + - renesas,sdhi-r8a7778 # R-Car M1 + - renesas,sdhi-r8a7779 # R-Car H1 + - const: renesas,rcar-gen1-sdhi # R-Car Gen1 + - items: + - enum: + - renesas,sdhi-r8a7742 # RZ/G1H + - renesas,sdhi-r8a7743 # RZ/G1M + - renesas,sdhi-r8a7744 # RZ/G1N + - renesas,sdhi-r8a7745 # RZ/G1E + - renesas,sdhi-r8a77470 # RZ/G1C + - renesas,sdhi-r8a7790 # R-Car H2 + - renesas,sdhi-r8a7791 # R-Car M2-W + - renesas,sdhi-r8a7792 # R-Car V2H + - renesas,sdhi-r8a7793 # R-Car M2-N + - renesas,sdhi-r8a7794 # R-Car E2 + - const: renesas,rcar-gen2-sdhi # R-Car Gen2 and RZ/G1 + - items: + - const: renesas,sdhi-mmc-r8a77470 # RZ/G1C (SDHI/MMC IP) + - items: + - enum: + - renesas,sdhi-r8a774a1 # RZ/G2M + - renesas,sdhi-r8a774b1 # RZ/G2N + - renesas,sdhi-r8a774c0 # RZ/G2E + - renesas,sdhi-r8a774e1 # RZ/G2H + - renesas,sdhi-r8a7795 # R-Car H3 + - renesas,sdhi-r8a7796 # R-Car M3-W + - renesas,sdhi-r8a77961 # R-Car M3-W+ + - renesas,sdhi-r8a77965 # R-Car M3-N + - renesas,sdhi-r8a77970 # R-Car V3M + - renesas,sdhi-r8a77980 # R-Car V3H + - renesas,sdhi-r8a77990 # R-Car E3 + - renesas,sdhi-r8a77995 # R-Car D3 + - renesas,sdhi-r9a07g043 # RZ/G2UL and RZ/Five + - renesas,sdhi-r9a07g044 # RZ/G2{L,LC} + - renesas,sdhi-r9a07g054 # RZ/V2L + - renesas,sdhi-r9a08g045 # RZ/G3S + - renesas,sdhi-r9a09g011 # RZ/V2M + - const: renesas,rcar-gen3-sdhi # R-Car Gen3 or RZ/G2 + - items: + - enum: + - renesas,sdhi-r8a779a0 # R-Car V3U + - renesas,sdhi-r8a779f0 # R-Car S4-8 + - renesas,sdhi-r8a779g0 # R-Car V4H + - const: renesas,rcar-gen4-sdhi # R-Car Gen4 + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 3 + + clocks: true + + clock-names: true + + dmas: + minItems: 4 + maxItems: 4 + + dma-names: + minItems: 4 + maxItems: 4 + items: + enum: + - tx + - rx + + iommus: + maxItems: 1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + pinctrl-0: + minItems: 1 + maxItems: 2 + + pinctrl-1: + maxItems: 1 + + pinctrl-names: true + + max-frequency: true + +allOf: + - $ref: mmc-controller.yaml + + - if: + properties: + compatible: + contains: + enum: + - renesas,sdhi-r9a07g043 + - renesas,sdhi-r9a07g044 + - renesas,sdhi-r9a07g054 + - renesas,sdhi-r9a08g045 + - renesas,sdhi-r9a09g011 + then: + properties: + clocks: + items: + - description: IMCLK, SDHI channel main clock1. + - description: CLK_HS, SDHI channel High speed clock which operates + 4 times that of SDHI channel main clock1. + - description: IMCLK2, SDHI channel main clock2. When this clock is + turned off, external SD card detection cannot be + detected. + - description: ACLK, SDHI channel bus clock. + clock-names: + items: + - const: core + - const: clkh + - const: cd + - const: aclk + required: + - clock-names + - resets + else: + if: + properties: + compatible: + contains: + enum: + - renesas,rcar-gen2-sdhi + - renesas,rcar-gen3-sdhi + - renesas,rcar-gen4-sdhi + then: + properties: + clocks: + minItems: 1 + maxItems: 3 + clock-names: + minItems: 1 + uniqueItems: true + items: + - const: core + - enum: [ clkh, cd ] + - const: cd + else: + properties: + clocks: + minItems: 1 + maxItems: 2 + clock-names: + minItems: 1 + items: + - const: core + - const: cd + + - if: + properties: + compatible: + contains: + const: renesas,sdhi-mmc-r8a77470 + then: + properties: + pinctrl-names: + items: + - const: state_uhs + else: + properties: + pinctrl-names: + minItems: 1 + items: + - const: default + - const: state_uhs + + - if: + properties: + compatible: + contains: + enum: + - renesas,sdhi-r7s72100 + - renesas,sdhi-r7s9210 + then: + required: + - clock-names + description: + The internal card detection logic that exists in these controllers is + sectioned off to be run by a separate second clock source to allow + the main core clock to be turned off to save power. + +required: + - compatible + - reg + - interrupts + - clocks + - power-domains + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/r8a7790-cpg-mssr.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/power/r8a7790-sysc.h> + + sdhi0: mmc@ee100000 { + compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi"; + reg = <0xee100000 0x328>; + interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 314>; + dmas = <&dmac0 0xcd>, <&dmac0 0xce>, <&dmac1 0xcd>, <&dmac1 0xce>; + dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <195000000>; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 314>; + }; + + sdhi1: mmc@ee120000 { + compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi"; + reg = <0xee120000 0x328>; + interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 313>; + dmas = <&dmac0 0xc9>, <&dmac0 0xca>, <&dmac1 0xc9>, <&dmac1 0xca>; + dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <195000000>; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 313>; + }; + + sdhi2: mmc@ee140000 { + compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi"; + reg = <0xee140000 0x100>; + interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 312>; + dmas = <&dmac0 0xc1>, <&dmac0 0xc2>, <&dmac1 0xc1>, <&dmac1 0xc2>; + dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <97500000>; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 312>; + }; + + sdhi3: mmc@ee160000 { + compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi"; + reg = <0xee160000 0x100>; + interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 311>; + dmas = <&dmac0 0xd3>, <&dmac0 0xd4>, <&dmac1 0xd3>, <&dmac1 0xd4>; + dma-names = "tx", "rx", "tx", "rx"; + max-frequency = <97500000>; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 311>; + }; diff --git a/dts/Bindings/mmc/rockchip-dw-mshc.yaml b/dts/Bindings/mmc/rockchip-dw-mshc.yaml index 89c3edd6a7..211cd0b0bc 100644 --- a/dts/Bindings/mmc/rockchip-dw-mshc.yaml +++ b/dts/Bindings/mmc/rockchip-dw-mshc.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/mmc/rockchip-dw-mshc.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Rockchip designware mobile storage host controller device tree bindings +title: Rockchip designware mobile storage host controller description: Rockchip uses the Synopsys designware mobile storage host controller @@ -14,7 +14,7 @@ description: file and the Rockchip specific extensions. allOf: - - $ref: "synopsys-dw-mshc-common.yaml#" + - $ref: synopsys-dw-mshc-common.yaml# maintainers: - Heiko Stuebner <heiko@sntech.de> @@ -29,22 +29,19 @@ properties: - const: rockchip,rk3288-dw-mshc - items: - enum: - # for Rockchip PX30 - - rockchip,px30-dw-mshc - # for Rockchip RK3036 - - rockchip,rk3036-dw-mshc - # for Rockchip RK322x - - rockchip,rk3228-dw-mshc - # for Rockchip RK3308 - - rockchip,rk3308-dw-mshc - # for Rockchip RK3328 - - rockchip,rk3328-dw-mshc - # for Rockchip RK3368 - - rockchip,rk3368-dw-mshc - # for Rockchip RK3399 - - rockchip,rk3399-dw-mshc - # for Rockchip RV1108 - - rockchip,rv1108-dw-mshc + - rockchip,px30-dw-mshc + - rockchip,rk1808-dw-mshc + - rockchip,rk3036-dw-mshc + - rockchip,rk3128-dw-mshc + - rockchip,rk3228-dw-mshc + - rockchip,rk3308-dw-mshc + - rockchip,rk3328-dw-mshc + - rockchip,rk3368-dw-mshc + - rockchip,rk3399-dw-mshc + - rockchip,rk3568-dw-mshc + - rockchip,rk3588-dw-mshc + - rockchip,rv1108-dw-mshc + - rockchip,rv1126-dw-mshc - const: rockchip,rk3288-dw-mshc reg: @@ -75,9 +72,11 @@ properties: to control the clock phases, "ciu-sample" is required for tuning high speed modes. + power-domains: + maxItems: 1 + rockchip,default-sample-phase: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 360 default: 0 @@ -87,8 +86,7 @@ properties: If not specified 0 deg will be used. rockchip,desired-num-phases: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 360 default: 360 @@ -104,6 +102,8 @@ required: - clocks - clock-names +unevaluatedProperties: false + examples: - | #include <dt-bindings/clock/rk3288-cru.h> @@ -111,7 +111,7 @@ examples: #include <dt-bindings/interrupt-controller/irq.h> sdmmc: mmc@ff0c0000 { compatible = "rockchip,rk3288-dw-mshc"; - reg = <0x0 0xff0c0000 0x0 0x4000>; + reg = <0xff0c0000 0x4000>; interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cru HCLK_SDMMC>, <&cru SCLK_SDMMC>, <&cru SCLK_SDMMC_DRV>, <&cru SCLK_SDMMC_SAMPLE>; diff --git a/dts/Bindings/mmc/samsung,exynos-dw-mshc.yaml b/dts/Bindings/mmc/samsung,exynos-dw-mshc.yaml new file mode 100644 index 0000000000..5fe65795f7 --- /dev/null +++ b/dts/Bindings/mmc/samsung,exynos-dw-mshc.yaml @@ -0,0 +1,167 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/samsung,exynos-dw-mshc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: + Samsung Exynos SoC specific extensions to the Synopsys Designware Mobile + Storage Host Controller + +maintainers: + - Jaehoon Chung <jh80.chung@samsung.com> + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + oneOf: + - enum: + - axis,artpec8-dw-mshc + - samsung,exynos4210-dw-mshc + - samsung,exynos4412-dw-mshc + - samsung,exynos5250-dw-mshc + - samsung,exynos5420-dw-mshc + - samsung,exynos5420-dw-mshc-smu + - samsung,exynos7-dw-mshc + - samsung,exynos7-dw-mshc-smu + - items: + - enum: + - samsung,exynos5433-dw-mshc-smu + - samsung,exynos7885-dw-mshc-smu + - samsung,exynos850-dw-mshc-smu + - const: samsung,exynos7-dw-mshc-smu + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 2 + description: + Handle to "biu" and "ciu" clocks for the + bus interface unit clock and the card interface unit clock. + + clock-names: + items: + - const: biu + - const: ciu + + samsung,dw-mshc-ciu-div: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 7 + description: + The divider value for the card interface unit (ciu) clock. + + samsung,dw-mshc-ddr-timing: + $ref: /schemas/types.yaml#/definitions/uint32-array + items: + - description: CIU clock phase shift value for tx mode + minimum: 0 + maximum: 7 + - description: CIU clock phase shift value for rx mode + minimum: 0 + maximum: 7 + description: + The value of CUI clock phase shift value in transmit mode and CIU clock + phase shift value in receive mode for double data rate mode operation. + See also samsung,dw-mshc-hs400-timing property. + + samsung,dw-mshc-hs400-timing: + $ref: /schemas/types.yaml#/definitions/uint32-array + items: + - description: CIU clock phase shift value for tx mode + minimum: 0 + maximum: 7 + - description: CIU clock phase shift value for rx mode + minimum: 0 + maximum: 7 + description: | + The value of CIU TX and RX clock phase shift value for HS400 mode + operation. + Valid values for SDR and DDR CIU clock timing:: + - valid value for tx phase shift and rx phase shift is 0 to 7. + - when CIU clock divider value is set to 3, all possible 8 phase shift + values can be used. + - if CIU clock divider value is 0 (that is divide by 1), both tx and rx + phase shift clocks should be 0. + If missing, values from samsung,dw-mshc-ddr-timing property are used. + + samsung,dw-mshc-sdr-timing: + $ref: /schemas/types.yaml#/definitions/uint32-array + items: + - description: CIU clock phase shift value for tx mode + minimum: 0 + maximum: 7 + - description: CIU clock phase shift value for rx mode + minimum: 0 + maximum: 7 + description: + The value of CIU clock phase shift value in transmit mode and CIU clock + phase shift value in receive mode for single data rate mode operation. + See also samsung,dw-mshc-hs400-timing property. + + samsung,read-strobe-delay: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + RCLK (Data strobe) delay to control HS400 mode (Latency value for delay + line in Read path). If missing, default from hardware is used. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - samsung,dw-mshc-ddr-timing + - samsung,dw-mshc-sdr-timing + +allOf: + - $ref: synopsys-dw-mshc-common.yaml# + - if: + properties: + compatible: + contains: + enum: + - samsung,exynos5250-dw-mshc + - samsung,exynos5420-dw-mshc + - samsung,exynos7-dw-mshc + - samsung,exynos7-dw-mshc-smu + - axis,artpec8-dw-mshc + then: + required: + - samsung,dw-mshc-ciu-div + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/exynos5420.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + mmc@12220000 { + compatible = "samsung,exynos5420-dw-mshc"; + interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x12220000 0x1000>; + clocks = <&clock CLK_MMC2>, <&clock CLK_SCLK_MMC2>; + clock-names = "biu", "ciu"; + fifo-depth = <0x40>; + card-detect-delay = <200>; + samsung,dw-mshc-ciu-div = <3>; + samsung,dw-mshc-sdr-timing = <0 4>; + samsung,dw-mshc-ddr-timing = <0 2>; + pinctrl-names = "default"; + pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_wp &sd2_bus1 &sd2_bus4>; + bus-width = <4>; + cap-sd-highspeed; + max-frequency = <200000000>; + vmmc-supply = <&ldo19_reg>; + vqmmc-supply = <&ldo13_reg>; + sd-uhs-sdr50; + sd-uhs-sdr104; + sd-uhs-ddr50; + }; diff --git a/dts/Bindings/mmc/samsung,s3c6410-sdhci.yaml b/dts/Bindings/mmc/samsung,s3c6410-sdhci.yaml new file mode 100644 index 0000000000..5d873a60f6 --- /dev/null +++ b/dts/Bindings/mmc/samsung,s3c6410-sdhci.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/samsung,s3c6410-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung SoC SDHCI Controller + +maintainers: + - Jaehoon Chung <jh80.chung@samsung.com> + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + enum: + - samsung,s3c6410-sdhci + - samsung,exynos4210-sdhci + + reg: + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 5 + + clock-names: + minItems: 2 + items: + - const: hsmmc + - pattern: "^mmc_busclk.[0-3]$" + - pattern: "^mmc_busclk.[0-3]$" + - pattern: "^mmc_busclk.[0-3]$" + - pattern: "^mmc_busclk.[0-3]$" + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +allOf: + - $ref: mmc-controller.yaml# + - if: + properties: + compatible: + contains: + enum: + - samsung,exynos4210-sdhci + then: + properties: + clocks: + maxItems: 2 + clock-names: + items: + - const: hsmmc + - const: mmc_busclk.2 + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/exynos4.h> + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + mmc@12510000 { + compatible = "samsung,exynos4210-sdhci"; + reg = <0x12510000 0x100>; + interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clock CLK_SDMMC0>, <&clock CLK_SCLK_MMC0>; + clock-names = "hsmmc", "mmc_busclk.2"; + bus-width = <4>; + cd-gpios = <&gpx3 4 GPIO_ACTIVE_LOW>; + pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sdhci2_cd>; + pinctrl-names = "default"; + vmmc-supply = <&ldo21_reg>; + }; diff --git a/dts/Bindings/mmc/samsung,s3cmci.txt b/dts/Bindings/mmc/samsung,s3cmci.txt deleted file mode 100644 index 5f68feb9f9..0000000000 --- a/dts/Bindings/mmc/samsung,s3cmci.txt +++ /dev/null @@ -1,42 +0,0 @@ -* Samsung's S3C24XX MMC/SD/SDIO controller device tree bindings - -Samsung's S3C24XX MMC/SD/SDIO controller is used as a connectivity interface -with external MMC, SD and SDIO storage mediums. - -This file documents differences between the core mmc properties described by -mmc.txt and the properties used by the Samsung S3C24XX MMC/SD/SDIO controller -implementation. - -Required SoC Specific Properties: -- compatible: should be one of the following - - "samsung,s3c2410-sdi": for controllers compatible with s3c2410 - - "samsung,s3c2412-sdi": for controllers compatible with s3c2412 - - "samsung,s3c2440-sdi": for controllers compatible with s3c2440 -- reg: register location and length -- interrupts: mmc controller interrupt -- clocks: Should reference the controller clock -- clock-names: Should contain "sdi" - -Required Board Specific Properties: -- pinctrl-0: Should specify pin control groups used for this controller. -- pinctrl-names: Should contain only one value - "default". - -Optional Properties: -- bus-width: number of data lines (see mmc.txt) -- cd-gpios: gpio for card detection (see mmc.txt) -- wp-gpios: gpio for write protection (see mmc.txt) - -Example: - - mmc0: mmc@5a000000 { - compatible = "samsung,s3c2440-sdi"; - pinctrl-names = "default"; - pinctrl-0 = <&sdi_pins>; - reg = <0x5a000000 0x100000>; - interrupts = <0 0 21 3>; - clocks = <&clocks PCLK_SDI>; - clock-names = "sdi"; - bus-width = <4>; - cd-gpios = <&gpg 8 GPIO_ACTIVE_LOW>; - wp-gpios = <&gph 8 GPIO_ACTIVE_LOW>; - }; diff --git a/dts/Bindings/mmc/samsung-sdhci.txt b/dts/Bindings/mmc/samsung-sdhci.txt deleted file mode 100644 index 42e0a9afa1..0000000000 --- a/dts/Bindings/mmc/samsung-sdhci.txt +++ /dev/null @@ -1,32 +0,0 @@ -* Samsung's SDHCI Controller device tree bindings - -Samsung's SDHCI controller is used as a connectivity interface with external -MMC, SD and eMMC storage mediums. This file documents differences between the -core mmc properties described by mmc.txt and the properties used by the -Samsung implementation of the SDHCI controller. - -Required SoC Specific Properties: -- compatible: should be one of the following - - "samsung,s3c6410-sdhci": For controllers compatible with s3c6410 sdhci - controller. - - "samsung,exynos4210-sdhci": For controllers compatible with Exynos4 sdhci - controller. - -Required Board Specific Properties: -- pinctrl-0: Should specify pin control groups used for this controller. -- pinctrl-names: Should contain only one value - "default". - -Example: - sdhci@12530000 { - compatible = "samsung,exynos4210-sdhci"; - reg = <0x12530000 0x100>; - interrupts = <0 75 0>; - bus-width = <4>; - cd-gpios = <&gpk2 2 0>; - pinctrl-names = "default"; - pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4>; - }; - - Note: This example shows both SoC specific and board specific properties - in a single device node. The properties can be actually be separated - into SoC specific node and board specific node. diff --git a/dts/Bindings/mmc/sdhci-am654.txt b/dts/Bindings/mmc/sdhci-am654.txt deleted file mode 100644 index c6ccecb9ae..0000000000 --- a/dts/Bindings/mmc/sdhci-am654.txt +++ /dev/null @@ -1,60 +0,0 @@ -Device Tree Bindings for the SDHCI Controllers present on TI's AM654 SOCs - -The bindings follow the mmc[1], clock[2] and interrupt[3] bindings. -Only deviations are documented here. - - [1] Documentation/devicetree/bindings/mmc/mmc.txt - [2] Documentation/devicetree/bindings/clock/clock-bindings.txt - [3] Documentation/devicetree/bindings/interrupt-controller/interrupts.txt - -Required Properties: - - compatible: should be one of: - "ti,am654-sdhci-5.1": SDHCI on AM654 device. - "ti,j721e-sdhci-8bit": 8 bit SDHCI on J721E device. - "ti,j721e-sdhci-4bit": 4 bit SDHCI on J721E device. - - reg: Must be two entries. - - The first should be the sdhci register space - - The second should the subsystem/phy register space - - clocks: Handles to the clock inputs. - - clock-names: Tuple including "clk_xin" and "clk_ahb" - - interrupts: Interrupt specifiers - Output tap delay for each speed mode: - - ti,otap-del-sel-legacy - - ti,otap-del-sel-mmc-hs - - ti,otap-del-sel-sd-hs - - ti,otap-del-sel-sdr12 - - ti,otap-del-sel-sdr25 - - ti,otap-del-sel-sdr50 - - ti,otap-del-sel-sdr104 - - ti,otap-del-sel-ddr50 - - ti,otap-del-sel-ddr52 - - ti,otap-del-sel-hs200 - - ti,otap-del-sel-hs400 - These bindings must be provided otherwise the driver will disable the - corresponding speed mode (i.e. all nodes must provide at least -legacy) - -Optional Properties (Required for ti,am654-sdhci-5.1 and ti,j721e-sdhci-8bit): - - ti,trm-icp: DLL trim select - - ti,driver-strength-ohm: driver strength in ohms. - Valid values are 33, 40, 50, 66 and 100 ohms. -Optional Properties: - - ti,strobe-sel: strobe select delay for HS400 speed mode. Default value: 0x0. - -Example: - - sdhci0: sdhci@4f80000 { - compatible = "ti,am654-sdhci-5.1"; - reg = <0x0 0x4f80000 0x0 0x260>, <0x0 0x4f90000 0x0 0x134>; - power-domains = <&k3_pds 47>; - clocks = <&k3_clks 47 0>, <&k3_clks 47 1>; - clock-names = "clk_ahb", "clk_xin"; - interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>; - sdhci-caps-mask = <0x80000007 0x0>; - mmc-ddr-1_8v; - ti,otap-del-sel-legacy = <0x0>; - ti,otap-del-sel-mmc-hs = <0x0>; - ti,otap-del-sel-ddr52 = <0x5>; - ti,otap-del-sel-hs200 = <0x5>; - ti,otap-del-sel-hs400 = <0x0>; - ti,trm-icp = <0x8>; - }; diff --git a/dts/Bindings/mmc/sdhci-am654.yaml b/dts/Bindings/mmc/sdhci-am654.yaml new file mode 100644 index 0000000000..676a746953 --- /dev/null +++ b/dts/Bindings/mmc/sdhci-am654.yaml @@ -0,0 +1,242 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com/ +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/sdhci-am654.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI AM654 MMC Controller + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +allOf: + - $ref: sdhci-common.yaml# + +properties: + compatible: + oneOf: + - enum: + - ti,am62-sdhci + - ti,am64-sdhci-4bit + - ti,am64-sdhci-8bit + - ti,am654-sdhci-5.1 + - ti,j721e-sdhci-4bit + - ti,j721e-sdhci-8bit + - items: + - const: ti,j7200-sdhci-8bit + - const: ti,j721e-sdhci-8bit + - items: + - const: ti,j7200-sdhci-4bit + - const: ti,j721e-sdhci-4bit + + reg: + maxItems: 2 + + interrupts: + maxItems: 1 + + power-domains: + maxItems: 1 + + clocks: + minItems: 1 + maxItems: 2 + description: Handles to input clocks + + clock-names: + minItems: 1 + items: + - const: clk_ahb + - const: clk_xin + + dma-coherent: + type: boolean + + # PHY output tap delays: + # Used to delay the data valid window and align it to the sampling clock. + # Binding needs to be provided for each supported speed mode otherwise the + # corresponding mode will be disabled. + + ti,otap-del-sel-legacy: + description: Output tap delay for SD/MMC legacy timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-mmc-hs: + description: Output tap delay for MMC high speed timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-sd-hs: + description: Output tap delay for SD high speed timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-sdr12: + description: Output tap delay for SD UHS SDR12 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-sdr25: + description: Output tap delay for SD UHS SDR25 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-sdr50: + description: Output tap delay for SD UHS SDR50 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-sdr104: + description: Output tap delay for SD UHS SDR104 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-ddr50: + description: Output tap delay for SD UHS DDR50 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-ddr52: + description: Output tap delay for eMMC DDR52 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-hs200: + description: Output tap delay for eMMC HS200 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,otap-del-sel-hs400: + description: Output tap delay for eMMC HS400 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + # PHY input tap delays: + # Used to delay the data valid window and align it to the sampling clock for + # modes that don't support tuning + + ti,itap-del-sel-legacy: + description: Input tap delay for SD/MMC legacy timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + + ti,itap-del-sel-mmc-hs: + description: Input tap delay for MMC high speed timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + + ti,itap-del-sel-sd-hs: + description: Input tap delay for SD high speed timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + + ti,itap-del-sel-sdr12: + description: Input tap delay for SD UHS SDR12 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + + ti,itap-del-sel-sdr25: + description: Input tap delay for SD UHS SDR25 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + + ti,itap-del-sel-ddr50: + description: Input tap delay for MMC DDR50 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + + ti,itap-del-sel-ddr52: + description: Input tap delay for MMC DDR52 timing + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0x1f + + ti,trm-icp: + description: DLL trim select + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 0xf + + ti,driver-strength-ohm: + description: DLL drive strength in ohms + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 33 + - 40 + - 50 + - 66 + - 100 + + ti,strobe-sel: + description: strobe select delay for HS400 speed mode. + $ref: /schemas/types.yaml#/definitions/uint32 + + ti,clkbuf-sel: + description: Clock Delay Buffer Select + $ref: /schemas/types.yaml#/definitions/uint32 + + ti,fails-without-test-cd: + $ref: /schemas/types.yaml#/definitions/flag + description: + When present, indicates that the CD line is not connected + and the controller is required to be forced into Test mode + to set the TESTCD bit. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - ti,otap-del-sel-legacy + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + bus { + #address-cells = <2>; + #size-cells = <2>; + + mmc0: mmc@4f80000 { + compatible = "ti,am654-sdhci-5.1"; + reg = <0x0 0x4f80000 0x0 0x260>, <0x0 0x4f90000 0x0 0x134>; + power-domains = <&k3_pds 47>; + clocks = <&k3_clks 47 0>, <&k3_clks 47 1>; + clock-names = "clk_ahb", "clk_xin"; + interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>; + sdhci-caps-mask = <0x80000007 0x0>; + mmc-ddr-1_8v; + ti,otap-del-sel-legacy = <0x0>; + ti,otap-del-sel-mmc-hs = <0x0>; + ti,otap-del-sel-ddr52 = <0x5>; + ti,otap-del-sel-hs200 = <0x5>; + ti,otap-del-sel-hs400 = <0x0>; + ti,itap-del-sel-legacy = <0x10>; + ti,itap-del-sel-mmc-hs = <0xa>; + ti,itap-del-sel-ddr52 = <0x3>; + ti,trm-icp = <0x8>; + }; + }; diff --git a/dts/Bindings/mmc/sdhci-atmel.txt b/dts/Bindings/mmc/sdhci-atmel.txt index 69edfd4d39..a9fb0a9124 100644 --- a/dts/Bindings/mmc/sdhci-atmel.txt +++ b/dts/Bindings/mmc/sdhci-atmel.txt @@ -5,11 +5,13 @@ Documentation/devicetree/bindings/mmc/mmc.txt and the properties used by the sdhci-of-at91 driver. Required properties: -- compatible: Must be "atmel,sama5d2-sdhci" or "microchip,sam9x60-sdhci". +- compatible: Must be "atmel,sama5d2-sdhci" or "microchip,sam9x60-sdhci" + or "microchip,sam9x7-sdhci", "microchip,sam9x60-sdhci". - clocks: Phandlers to the clocks. - clock-names: Must be "hclock", "multclk", "baseclk" for "atmel,sama5d2-sdhci". Must be "hclock", "multclk" for "microchip,sam9x60-sdhci". + Must be "hclock", "multclk" for "microchip,sam9x7-sdhci". Optional properties: - assigned-clocks: The same with "multclk". diff --git a/dts/Bindings/mmc/sdhci-common.yaml b/dts/Bindings/mmc/sdhci-common.yaml new file mode 100644 index 0000000000..1664615187 --- /dev/null +++ b/dts/Bindings/mmc/sdhci-common.yaml @@ -0,0 +1,32 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/sdhci-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SDHCI Controller Common Properties + +maintainers: + - Adrian Hunter <adrian.hunter@intel.com> + +description: + Common properties present on Secure Digital Host Controller Interface (SDHCI) + devices. + +properties: + sdhci-caps: + $ref: /schemas/types.yaml#/definitions/uint64 + description: + Additionally present SDHCI capabilities - values for SDHCI_CAPABILITIES + and SDHCI_CAPABILITIES_1 registers. + + sdhci-caps-mask: + $ref: /schemas/types.yaml#/definitions/uint64 + description: + Masked SDHCI capabilities to remove from SDHCI_CAPABILITIES and + SDHCI_CAPABILITIES_1 registers. + +allOf: + - $ref: mmc-controller.yaml# + +additionalProperties: true diff --git a/dts/Bindings/mmc/sdhci-dove.txt b/dts/Bindings/mmc/sdhci-dove.txt deleted file mode 100644 index ae9aab9abc..0000000000 --- a/dts/Bindings/mmc/sdhci-dove.txt +++ /dev/null @@ -1,14 +0,0 @@ -* Marvell sdhci-dove controller - -This file documents differences between the core properties in mmc.txt -and the properties used by the sdhci-pxav2 and sdhci-pxav3 drivers. - -- compatible: Should be "marvell,dove-sdhci". - -Example: - -sdio0: sdio@92000 { - compatible = "marvell,dove-sdhci"; - reg = <0x92000 0x100>; - interrupts = <35>; -}; diff --git a/dts/Bindings/mmc/sdhci-fujitsu.txt b/dts/Bindings/mmc/sdhci-fujitsu.txt deleted file mode 100644 index 3ee9263adf..0000000000 --- a/dts/Bindings/mmc/sdhci-fujitsu.txt +++ /dev/null @@ -1,32 +0,0 @@ -* Fujitsu SDHCI controller - -This file documents differences between the core properties in mmc.txt -and the properties used by the sdhci_f_sdh30 driver. - -Required properties: -- compatible: "fujitsu,mb86s70-sdhci-3.0" -- clocks: Must contain an entry for each entry in clock-names. It is a - list of phandles and clock-specifier pairs. - See ../clocks/clock-bindings.txt for details. -- clock-names: Should contain the following two entries: - "iface" - clock used for sdhci interface - "core" - core clock for sdhci controller - -Optional properties: -- vqmmc-supply: phandle to the regulator device tree node, mentioned - as the VCCQ/VDD_IO supply in the eMMC/SD specs. -- fujitsu,cmd-dat-delay-select: boolean property indicating that this host - requires the CMD_DAT_DELAY control to be enabled. - -Example: - - sdhci1: mmc@36600000 { - compatible = "fujitsu,mb86s70-sdhci-3.0"; - reg = <0 0x36600000 0x1000>; - interrupts = <0 172 0x4>, - <0 173 0x4>; - bus-width = <4>; - vqmmc-supply = <&vccq_sdhci1>; - clocks = <&clock 2 2 0>, <&clock 2 3 0>; - clock-names = "iface", "core"; - }; diff --git a/dts/Bindings/mmc/sdhci-msm.txt b/dts/Bindings/mmc/sdhci-msm.txt deleted file mode 100644 index 5445931c5a..0000000000 --- a/dts/Bindings/mmc/sdhci-msm.txt +++ /dev/null @@ -1,83 +0,0 @@ -* Qualcomm SDHCI controller (sdhci-msm) - -This file documents differences between the core properties in mmc.txt -and the properties used by the sdhci-msm driver. - -Required properties: -- compatible: Should contain a SoC-specific string and a IP version string: - version strings: - "qcom,sdhci-msm-v4" for sdcc versions less than 5.0 - "qcom,sdhci-msm-v5" for sdcc version 5.0 - For SDCC version 5.0.0, MCI registers are removed from SDCC - interface and some registers are moved to HC. New compatible - string is added to support this change - "qcom,sdhci-msm-v5". - full compatible strings with SoC and version: - "qcom,apq8084-sdhci", "qcom,sdhci-msm-v4" - "qcom,msm8974-sdhci", "qcom,sdhci-msm-v4" - "qcom,msm8916-sdhci", "qcom,sdhci-msm-v4" - "qcom,msm8992-sdhci", "qcom,sdhci-msm-v4" - "qcom,msm8996-sdhci", "qcom,sdhci-msm-v4" - "qcom,sdm845-sdhci", "qcom,sdhci-msm-v5" - "qcom,qcs404-sdhci", "qcom,sdhci-msm-v5" - "qcom,sc7180-sdhci", "qcom,sdhci-msm-v5"; - NOTE that some old device tree files may be floating around that only - have the string "qcom,sdhci-msm-v4" without the SoC compatible string - but doing that should be considered a deprecated practice. - -- reg: Base address and length of the register in the following order: - - Host controller register map (required) - - SD Core register map (required for controllers earlier than msm-v5) - - CQE register map (Optional, CQE support is present on SDHC instance meant - for eMMC and version v4.2 and above) -- reg-names: When CQE register map is supplied, below reg-names are required - - "hc" for Host controller register map - - "core" for SD core register map - - "cqhci" for CQE register map -- interrupts: Should contain an interrupt-specifiers for the interrupts: - - Host controller interrupt (required) -- pinctrl-names: Should contain only one value - "default". -- pinctrl-0: Should specify pin control groups used for this controller. -- clocks: A list of phandle + clock-specifier pairs for the clocks listed in clock-names. -- clock-names: Should contain the following: - "iface" - Main peripheral bus clock (PCLK/HCLK - AHB Bus clock) (required) - "core" - SDC MMC clock (MCLK) (required) - "bus" - SDCC bus voter clock (optional) - "xo" - TCXO clock (optional) - "cal" - reference clock for RCLK delay calibration (optional) - "sleep" - sleep clock for RCLK delay calibration (optional) - -Example: - - sdhc_1: sdhci@f9824900 { - compatible = "qcom,msm8974-sdhci", "qcom,sdhci-msm-v4"; - reg = <0xf9824900 0x11c>, <0xf9824000 0x800>; - interrupts = <0 123 0>; - bus-width = <8>; - non-removable; - - vmmc-supply = <&pm8941_l20>; - vqmmc-supply = <&pm8941_s3>; - - pinctrl-names = "default"; - pinctrl-0 = <&sdc1_clk &sdc1_cmd &sdc1_data>; - - clocks = <&gcc GCC_SDCC1_APPS_CLK>, <&gcc GCC_SDCC1_AHB_CLK>; - clock-names = "core", "iface"; - }; - - sdhc_2: sdhci@f98a4900 { - compatible = "qcom,msm8974-sdhci", "qcom,sdhci-msm-v4"; - reg = <0xf98a4900 0x11c>, <0xf98a4000 0x800>; - interrupts = <0 125 0>; - bus-width = <4>; - cd-gpios = <&msmgpio 62 0x1>; - - vmmc-supply = <&pm8941_l21>; - vqmmc-supply = <&pm8941_l13>; - - pinctrl-names = "default"; - pinctrl-0 = <&sdc2_clk &sdc2_cmd &sdc2_data>; - - clocks = <&gcc GCC_SDCC2_APPS_CLK>, <&gcc GCC_SDCC2_AHB_CLK>; - clock-names = "core", "iface"; - }; diff --git a/dts/Bindings/mmc/sdhci-msm.yaml b/dts/Bindings/mmc/sdhci-msm.yaml new file mode 100644 index 0000000000..c24c537f62 --- /dev/null +++ b/dts/Bindings/mmc/sdhci-msm.yaml @@ -0,0 +1,265 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/sdhci-msm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm SDHCI controller (sdhci-msm) + +maintainers: + - Bhupesh Sharma <bhupesh.sharma@linaro.org> + +description: + Secure Digital Host Controller Interface (SDHCI) present on + Qualcomm SOCs supports SD/MMC/SDIO devices. + +properties: + compatible: + oneOf: + - enum: + - qcom,sdhci-msm-v4 + deprecated: true + - items: + - enum: + - qcom,apq8084-sdhci + - qcom,ipq4019-sdhci + - qcom,ipq8074-sdhci + - qcom,msm8226-sdhci + - qcom,msm8953-sdhci + - qcom,msm8974-sdhci + - qcom,msm8976-sdhci + - qcom,msm8916-sdhci + - qcom,msm8992-sdhci + - qcom,msm8994-sdhci + - qcom,msm8996-sdhci + - qcom,msm8998-sdhci + - const: qcom,sdhci-msm-v4 # for sdcc versions less than 5.0 + - items: + - enum: + - qcom,ipq5018-sdhci + - qcom,ipq5332-sdhci + - qcom,ipq6018-sdhci + - qcom,ipq9574-sdhci + - qcom,qcm2290-sdhci + - qcom,qcs404-sdhci + - qcom,qdu1000-sdhci + - qcom,sc7180-sdhci + - qcom,sc7280-sdhci + - qcom,sc8280xp-sdhci + - qcom,sdm630-sdhci + - qcom,sdm670-sdhci + - qcom,sdm845-sdhci + - qcom,sdx55-sdhci + - qcom,sdx65-sdhci + - qcom,sm6115-sdhci + - qcom,sm6125-sdhci + - qcom,sm6350-sdhci + - qcom,sm6375-sdhci + - qcom,sm8150-sdhci + - qcom,sm8250-sdhci + - qcom,sm8350-sdhci + - qcom,sm8450-sdhci + - qcom,sm8550-sdhci + - qcom,sm8650-sdhci + - const: qcom,sdhci-msm-v5 # for sdcc version 5.0 + + reg: + minItems: 1 + maxItems: 4 + + reg-names: + minItems: 1 + maxItems: 4 + + clocks: + minItems: 2 + items: + - description: Main peripheral bus clock, PCLK/HCLK - AHB Bus clock + - description: SDC MMC clock, MCLK + - description: TCXO clock + - description: clock for Inline Crypto Engine + - description: SDCC bus voter clock + - description: reference clock for RCLK delay calibration + - description: sleep clock for RCLK delay calibration + + clock-names: + minItems: 2 + items: + - const: iface + - const: core + - const: xo + - enum: [ice, bus, cal, sleep] + - enum: [ice, bus, cal, sleep] + - enum: [ice, bus, cal, sleep] + - enum: [ice, bus, cal, sleep] + + dma-coherent: true + + interrupts: + maxItems: 2 + + interrupt-names: + items: + - const: hc_irq + - const: pwr_irq + + pinctrl-names: + minItems: 1 + items: + - const: default + - const: sleep + + pinctrl-0: + description: + Should specify pin control groups used for this controller. + + pinctrl-1: + description: + Should specify sleep pin control groups used for this controller. + + resets: + maxItems: 1 + + qcom,ddr-config: + $ref: /schemas/types.yaml#/definitions/uint32 + description: platform specific settings for DDR_CONFIG reg. + + qcom,dll-config: + $ref: /schemas/types.yaml#/definitions/uint32 + description: platform specific settings for DLL_CONFIG reg. + + iommus: + minItems: 1 + maxItems: 8 + description: | + phandle to apps_smmu node with sid mask. + + interconnects: + minItems: 1 + items: + - description: data path, sdhc to ddr + - description: config path, cpu to sdhc + + interconnect-names: + minItems: 1 + items: + - const: sdhc-ddr + - const: cpu-sdhc + + power-domains: + description: A phandle to sdhci power domain node + maxItems: 1 + + operating-points-v2: true + +patternProperties: + '^opp-table(-[a-z0-9]+)?$': + if: + properties: + compatible: + const: operating-points-v2 + then: + patternProperties: + '^opp-?[0-9]+$': + required: + - required-opps + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +allOf: + - $ref: sdhci-common.yaml# + + - if: + properties: + compatible: + contains: + enum: + - qcom,sdhci-msm-v4 + then: + properties: + reg: + minItems: 2 + items: + - description: Host controller register map + - description: SD Core register map + - description: CQE register map + - description: Inline Crypto Engine register map + reg-names: + minItems: 2 + items: + - const: hc + - const: core + - const: cqhci + - const: ice + else: + properties: + reg: + minItems: 1 + items: + - description: Host controller register map + - description: CQE register map + - description: Inline Crypto Engine register map + reg-names: + minItems: 1 + items: + - const: hc + - const: cqhci + - const: ice + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/qcom,gcc-sm8250.h> + #include <dt-bindings/clock/qcom,rpmh.h> + #include <dt-bindings/power/qcom,rpmhpd.h> + + sdhc_2: mmc@8804000 { + compatible = "qcom,sm8250-sdhci", "qcom,sdhci-msm-v5"; + reg = <0 0x08804000 0 0x1000>; + + interrupts = <GIC_SPI 204 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 222 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "hc_irq", "pwr_irq"; + + clocks = <&gcc GCC_SDCC2_AHB_CLK>, + <&gcc GCC_SDCC2_APPS_CLK>, + <&rpmhcc RPMH_CXO_CLK>; + clock-names = "iface", "core", "xo"; + iommus = <&apps_smmu 0x4a0 0x0>; + qcom,dll-config = <0x0007642c>; + qcom,ddr-config = <0x80040868>; + power-domains = <&rpmhpd RPMHPD_CX>; + + operating-points-v2 = <&sdhc2_opp_table>; + + sdhc2_opp_table: opp-table { + compatible = "operating-points-v2"; + + opp-19200000 { + opp-hz = /bits/ 64 <19200000>; + required-opps = <&rpmhpd_opp_min_svs>; + }; + + opp-50000000 { + opp-hz = /bits/ 64 <50000000>; + required-opps = <&rpmhpd_opp_low_svs>; + }; + + opp-100000000 { + opp-hz = /bits/ 64 <100000000>; + required-opps = <&rpmhpd_opp_svs>; + }; + + opp-202000000 { + opp-hz = /bits/ 64 <202000000>; + required-opps = <&rpmhpd_opp_svs_l1>; + }; + }; + }; diff --git a/dts/Bindings/mmc/sdhci-of-dwcmshc.txt b/dts/Bindings/mmc/sdhci-of-dwcmshc.txt deleted file mode 100644 index ee4253b33b..0000000000 --- a/dts/Bindings/mmc/sdhci-of-dwcmshc.txt +++ /dev/null @@ -1,20 +0,0 @@ -* Synopsys DesignWare Cores Mobile Storage Host Controller - -Required properties: -- compatible: should be one of the following: - "snps,dwcmshc-sdhci" -- reg: offset and length of the register set for the device. -- interrupts: a single interrupt specifier. -- clocks: Array of clocks required for SDHCI; requires at least one for - core clock. -- clock-names: Array of names corresponding to clocks property; shall be - "core" for core clock and "bus" for optional bus clock. - -Example: - sdhci2: sdhci@aa0000 { - compatible = "snps,dwcmshc-sdhci"; - reg = <0xaa0000 0x1000>; - interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&emmcclk>; - bus-width = <8>; - } diff --git a/dts/Bindings/mmc/sdhci-omap.txt b/dts/Bindings/mmc/sdhci-omap.txt index aeb615ef67..f91e341e6b 100644 --- a/dts/Bindings/mmc/sdhci-omap.txt +++ b/dts/Bindings/mmc/sdhci-omap.txt @@ -5,7 +5,11 @@ Refer to mmc.txt for standard MMC bindings. For UHS devices which require tuning, the device tree should have a "cpu_thermal" node which maps to the appropriate thermal zone. This is used to get the temperature of the zone during tuning. Required properties: -- compatible: Should be "ti,dra7-sdhci" for DRA7 and DRA72 controllers +- compatible: Should be "ti,omap2430-sdhci" for omap2430 controllers + Should be "ti,omap3-sdhci" for omap3 controllers + Should be "ti,omap4-sdhci" for omap4 and ti81 controllers + Should be "ti,omap5-sdhci" for omap5 controllers + Should be "ti,dra7-sdhci" for DRA7 and DRA72 controllers Should be "ti,k2g-sdhci" for K2G Should be "ti,am335-sdhci" for am335x controllers Should be "ti,am437-sdhci" for am437x controllers @@ -24,6 +28,9 @@ Optional properties: DMA specifiers listed in dmas. The string naming is to be "tx" and "rx" for TX and RX DMA requests, respectively. +Deprecated properties: +- ti,non-removable: Compatible with the generic non-removable property + Example: mmc1: mmc@4809c000 { compatible = "ti,dra7-sdhci"; diff --git a/dts/Bindings/mmc/sdhci-pxa.txt b/dts/Bindings/mmc/sdhci-pxa.txt deleted file mode 100644 index 3d1b449d60..0000000000 --- a/dts/Bindings/mmc/sdhci-pxa.txt +++ /dev/null @@ -1,50 +0,0 @@ -* Marvell sdhci-pxa v2/v3 controller - -This file documents differences between the core properties in mmc.txt -and the properties used by the sdhci-pxav2 and sdhci-pxav3 drivers. - -Required properties: -- compatible: Should be "mrvl,pxav2-mmc", "mrvl,pxav3-mmc" or - "marvell,armada-380-sdhci". -- reg: - * for "mrvl,pxav2-mmc" and "mrvl,pxav3-mmc", one register area for - the SDHCI registers. - - * for "marvell,armada-380-sdhci", three register areas. The first - one for the SDHCI registers themselves, the second one for the - AXI/Mbus bridge registers of the SDHCI unit, the third one for the - SDIO3 Configuration register -- reg names: should be "sdhci", "mbus", "conf-sdio3". only mandatory - for "marvell,armada-380-sdhci" -- clocks: Array of clocks required for SDHCI; requires at least one for - I/O clock. -- clock-names: Array of names corresponding to clocks property; shall be - "io" for I/O clock and "core" for optional core clock. - -Optional properties: -- mrvl,clk-delay-cycles: Specify a number of cycles to delay for tuning. - -Example: - -sdhci@d4280800 { - compatible = "mrvl,pxav3-mmc"; - reg = <0xd4280800 0x800>; - bus-width = <8>; - interrupts = <27>; - clocks = <&chip CLKID_SDIO1XIN>, <&chip CLKID_SDIO1>; - clock-names = "io", "core"; - non-removable; - mrvl,clk-delay-cycles = <31>; -}; - -sdhci@d8000 { - compatible = "marvell,armada-380-sdhci"; - reg-names = "sdhci", "mbus", "conf-sdio3"; - reg = <0xd8000 0x1000>, - <0xdc000 0x100>; - <0x18454 0x4>; - interrupts = <0 25 0x4>; - clocks = <&gateclk 17>; - clock-names = "io"; - mrvl,clk-delay-cycles = <0x1F>; -}; diff --git a/dts/Bindings/mmc/sdhci-pxa.yaml b/dts/Bindings/mmc/sdhci-pxa.yaml new file mode 100644 index 0000000000..4869ddef36 --- /dev/null +++ b/dts/Bindings/mmc/sdhci-pxa.yaml @@ -0,0 +1,120 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/sdhci-pxa.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell PXA SDHCI v1/v2/v3 + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +allOf: + - $ref: mmc-controller.yaml# + - if: + properties: + compatible: + contains: + const: marvell,armada-380-sdhci + then: + properties: + reg: + minItems: 3 + reg-names: + minItems: 3 + required: + - reg-names + else: + properties: + reg: + maxItems: 1 + reg-names: + maxItems: 1 + +properties: + compatible: + enum: + - mrvl,pxav1-mmc + - mrvl,pxav2-mmc + - mrvl,pxav3-mmc + - marvell,armada-380-sdhci + + reg: + minItems: 1 + maxItems: 3 + + reg-names: + items: + - const: sdhci + - const: mbus + - const: conf-sdio3 + + interrupts: + maxItems: 1 + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + minItems: 1 + items: + - const: io + - const: core + + pinctrl-names: + description: + Optional for supporting PXA168 SDIO IRQ errata to switch CMD pin between + SDIO CMD and GPIO mode. + items: + - const: default + - const: state_cmd_gpio + + pinctrl-0: + description: + Should contain default pinctrl. + + pinctrl-1: + description: + Should switch CMD pin to GPIO mode as a high output. + + mrvl,clk-delay-cycles: + description: Specify a number of cycles to delay for tuning. + $ref: /schemas/types.yaml#/definitions/uint32 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/berlin2.h> + mmc@d4280800 { + compatible = "mrvl,pxav3-mmc"; + reg = <0xd4280800 0x800>; + bus-width = <8>; + interrupts = <27>; + clocks = <&chip CLKID_SDIO1XIN>, <&chip CLKID_SDIO1>; + clock-names = "io", "core"; + non-removable; + mrvl,clk-delay-cycles = <31>; + }; + - | + mmc@d8000 { + compatible = "marvell,armada-380-sdhci"; + reg-names = "sdhci", "mbus", "conf-sdio3"; + reg = <0xd8000 0x1000>, + <0xdc000 0x100>, + <0x18454 0x4>; + interrupts = <0 25 0x4>; + clocks = <&gateclk 17>; + clock-names = "io"; + mrvl,clk-delay-cycles = <0x1F>; + }; + +... diff --git a/dts/Bindings/mmc/sdhci-sirf.txt b/dts/Bindings/mmc/sdhci-sirf.txt deleted file mode 100644 index dd6ed464bc..0000000000 --- a/dts/Bindings/mmc/sdhci-sirf.txt +++ /dev/null @@ -1,18 +0,0 @@ -* SiRFprimII/marco/atlas6 SDHCI Controller - -This file documents differences between the core properties in mmc.txt -and the properties used by the sdhci-sirf driver. - -Required properties: -- compatible: sirf,prima2-sdhc - -Optional properties: -- cd-gpios: card detect gpio, with zero flags. - -Example: - - sd0: sdhci@56000000 { - compatible = "sirf,prima2-sdhc"; - reg = <0xcd000000 0x100000>; - cd-gpios = <&gpio 6 0>; - }; diff --git a/dts/Bindings/mmc/snps,dwcmshc-sdhci.yaml b/dts/Bindings/mmc/snps,dwcmshc-sdhci.yaml new file mode 100644 index 0000000000..42804d9552 --- /dev/null +++ b/dts/Bindings/mmc/snps,dwcmshc-sdhci.yaml @@ -0,0 +1,98 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/snps,dwcmshc-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys Designware Mobile Storage Host Controller + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + - Jisheng Zhang <Jisheng.Zhang@synaptics.com> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + enum: + - rockchip,rk3568-dwcmshc + - rockchip,rk3588-dwcmshc + - snps,dwcmshc-sdhci + - thead,th1520-dwcmshc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 1 + items: + - description: core clock + - description: bus clock for optional + - description: axi clock for rockchip specified + - description: block clock for rockchip specified + - description: timer clock for rockchip specified + + + clock-names: + minItems: 1 + items: + - const: core + - const: bus + - const: axi + - const: block + - const: timer + + resets: + maxItems: 5 + + reset-names: + items: + - const: core + - const: bus + - const: axi + - const: block + - const: timer + + rockchip,txclk-tapnum: + description: Specify the number of delay for tx sampling. + $ref: /schemas/types.yaml#/definitions/uint8 + + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + mmc@fe310000 { + compatible = "rockchip,rk3568-dwcmshc"; + reg = <0xfe310000 0x10000>; + interrupts = <0 25 0x4>; + clocks = <&cru 17>, <&cru 18>, <&cru 19>, <&cru 20>, <&cru 21>; + clock-names = "core", "bus", "axi", "block", "timer"; + bus-width = <8>; + #address-cells = <1>; + #size-cells = <0>; + }; + - | + mmc@aa0000 { + compatible = "snps,dwcmshc-sdhci"; + reg = <0xaa000 0x1000>; + interrupts = <0 25 0x4>; + clocks = <&cru 17>, <&cru 18>; + clock-names = "core", "bus"; + bus-width = <8>; + #address-cells = <1>; + #size-cells = <0>; + }; + +... diff --git a/dts/Bindings/mmc/socfpga-dw-mshc.txt b/dts/Bindings/mmc/socfpga-dw-mshc.txt deleted file mode 100644 index 4897bea7e3..0000000000 --- a/dts/Bindings/mmc/socfpga-dw-mshc.txt +++ /dev/null @@ -1,23 +0,0 @@ -* Altera SOCFPGA specific extensions to the Synopsys Designware Mobile - Storage Host Controller - -The Synopsys designware mobile storage host controller is used to interface -a SoC with storage medium such as eMMC or SD/MMC cards. This file documents -differences between the core Synopsys dw mshc controller properties described -by synopsys-dw-mshc.txt and the properties used by the Altera SOCFPGA specific -extensions to the Synopsys Designware Mobile Storage Host Controller. - -Required Properties: - -* compatible: should be - - "altr,socfpga-dw-mshc": for Altera's SOCFPGA platform - -Example: - - mmc: dwmmc0@ff704000 { - compatible = "altr,socfpga-dw-mshc"; - reg = <0xff704000 0x1000>; - interrupts = <0 129 4>; - #address-cells = <1>; - #size-cells = <0>; - }; diff --git a/dts/Bindings/mmc/socionext,uniphier-sd.yaml b/dts/Bindings/mmc/socionext,uniphier-sd.yaml index cdfac9b441..c71424aeac 100644 --- a/dts/Bindings/mmc/socionext,uniphier-sd.yaml +++ b/dts/Bindings/mmc/socionext,uniphier-sd.yaml @@ -26,6 +26,12 @@ properties: clocks: maxItems: 1 + dmas: + maxItems: 1 + + dma-names: + const: rx-tx + reset-names: description: | There are three reset signals at maximum @@ -35,20 +41,30 @@ properties: oneOf: - const: host - items: - - const: host - - const: bridge + - const: host + - const: bridge - items: - - const: host - - const: hw + - const: host + - const: hw - items: - - const: host - - const: bridge - - const: hw + - const: host + - const: bridge + - const: hw resets: minItems: 1 maxItems: 3 + socionext,syscon-uhs-mode: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to syscon that configures UHS mode + - description: ID of SD instance + description: + A phandle to syscon with one argument that configures UHS mode. + The argument is the ID of SD instance. + allOf: - $ref: mmc-controller.yaml @@ -77,6 +93,8 @@ required: - reset-names - resets +unevaluatedProperties: false + examples: - | sd: mmc@5a400000 { diff --git a/dts/Bindings/mmc/starfive,jh7110-mmc.yaml b/dts/Bindings/mmc/starfive,jh7110-mmc.yaml new file mode 100644 index 0000000000..553a75195c --- /dev/null +++ b/dts/Bindings/mmc/starfive,jh7110-mmc.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/starfive,jh7110-mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive Designware Mobile Storage Host Controller + +description: + StarFive uses the Synopsys designware mobile storage host controller + to interface a SoC with storage medium such as eMMC or SD/MMC cards. + +allOf: + - $ref: synopsys-dw-mshc-common.yaml# + +maintainers: + - William Qiu <william.qiu@starfivetech.com> + +properties: + compatible: + const: starfive,jh7110-mmc + + reg: + maxItems: 1 + + clocks: + items: + - description: biu clock + - description: ciu clock + + clock-names: + items: + - const: biu + - const: ciu + + interrupts: + maxItems: 1 + + starfive,sysreg: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to System Register Controller syscon node + - description: offset of SYS_SYSCONSAIF__SYSCFG register for MMC controller + - description: shift of SYS_SYSCONSAIF__SYSCFG register for MMC controller + - description: mask of SYS_SYSCONSAIF__SYSCFG register for MMC controller + description: + Should be four parameters, the phandle to System Register Controller + syscon node and the offset/shift/mask of SYS_SYSCONSAIF__SYSCFG register + for MMC controller. + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +unevaluatedProperties: false + +examples: + - | + mmc@16010000 { + compatible = "starfive,jh7110-mmc"; + reg = <0x16010000 0x10000>; + clocks = <&syscrg 91>, + <&syscrg 93>; + clock-names = "biu","ciu"; + resets = <&syscrg 64>; + reset-names = "reset"; + interrupts = <74>; + fifo-depth = <32>; + fifo-watermark-aligned; + data-addr = <0>; + }; diff --git a/dts/Bindings/mmc/sunplus,mmc.yaml b/dts/Bindings/mmc/sunplus,mmc.yaml new file mode 100644 index 0000000000..6116871667 --- /dev/null +++ b/dts/Bindings/mmc/sunplus,mmc.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) Sunplus Ltd. Co. 2021 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/sunplus,mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sunplus MMC Controller + +maintainers: + - Tony Huang <tonyhuang.sunplus@gmail.com> + - Li-hao Kuo <lhjeff911@gmail.com> + +allOf: + - $ref: mmc-controller.yaml + +properties: + compatible: + enum: + - sunplus,sp7021-mmc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - resets + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + mmc0: mmc@9c003b00 { + compatible = "sunplus,sp7021-mmc"; + reg = <0x9c003b00 0x180>; + interrupts = <20 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkc 0x4e>; + resets = <&rstc 0x3e>; + bus-width = <8>; + max-frequency = <52000000>; + non-removable; + disable-wp; + cap-mmc-highspeed; + mmc-ddr-3_3v; + no-sdio; + no-sd; + }; diff --git a/dts/Bindings/mmc/synopsys-dw-mshc-common.yaml b/dts/Bindings/mmc/synopsys-dw-mshc-common.yaml index 890d47a87a..6f11b2adf1 100644 --- a/dts/Bindings/mmc/synopsys-dw-mshc-common.yaml +++ b/dts/Bindings/mmc/synopsys-dw-mshc-common.yaml @@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: Synopsys Designware Mobile Storage Host Controller Common Properties allOf: - - $ref: "mmc-controller.yaml#" + - $ref: mmc-controller.yaml# maintainers: - Ulf Hansson <ulf.hansson@linaro.org> @@ -27,42 +27,40 @@ properties: clock to this at probe time. fifo-depth: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 description: The maximum size of the tx/rx fifo's. If this property is not specified, the default value of the fifo size is determined from the controller registers. + $ref: /schemas/types.yaml#/definitions/uint32 card-detect-delay: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 - - default: 0 description: Delay in milli-seconds before detecting card after card insert event. The default value is 0. + $ref: /schemas/types.yaml#/definitions/uint32 + default: 0 data-addr: - allOf: - - $ref: /schemas/types.yaml#/definitions/uint32 description: Override fifo address with value provided by DT. The default FIFO reg offset is assumed as 0x100 (version < 0x240A) and 0x200(version >= 0x240A) by driver. If the controller does not follow this rule, please use this property to set fifo address in device tree. + $ref: /schemas/types.yaml#/definitions/uint32 fifo-watermark-aligned: - allOf: - - $ref: /schemas/types.yaml#/definitions/flag description: Data done irq is expected if data length is less than watermark in PIO mode. But fifo watermark is requested to be aligned with data length in some SoC so that TX/RX irq can be generated with data done irq. Add this watermark quirk to mark this requirement and force fifo watermark setting accordingly. + $ref: /schemas/types.yaml#/definitions/flag dmas: maxItems: 1 dma-names: const: rx-tx + +additionalProperties: true diff --git a/dts/Bindings/mmc/synopsys-dw-mshc.yaml b/dts/Bindings/mmc/synopsys-dw-mshc.yaml index dd2c1b1471..a6292777e3 100644 --- a/dts/Bindings/mmc/synopsys-dw-mshc.yaml +++ b/dts/Bindings/mmc/synopsys-dw-mshc.yaml @@ -4,10 +4,7 @@ $id: http://devicetree.org/schemas/mmc/synopsys-dw-mshc.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Synopsys Designware Mobile Storage Host Controller Binding - -allOf: - - $ref: "synopsys-dw-mshc-common.yaml#" +title: Synopsys Designware Mobile Storage Host Controller maintainers: - Ulf Hansson <ulf.hansson@linaro.org> @@ -15,7 +12,10 @@ maintainers: # Everything else is described in the common file properties: compatible: - const: snps,dw-mshc + enum: + - altr,socfpga-dw-mshc + - img,pistachio-dw-mshc + - snps,dw-mshc reg: maxItems: 1 @@ -35,6 +35,39 @@ properties: - const: biu - const: ciu + iommus: + maxItems: 1 + + altr,sysmgr-syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to the sysmgr node + - description: register offset that controls the SDMMC clock phase + - description: register shift for the smplsel(drive in) setting + description: + This property is optional. Contains the phandle to System Manager block + that contains the SDMMC clock-phase control register. The first value is + the pointer to the sysmgr, the 2nd value is the register offset for the + SDMMC clock phase register, and the 3rd value is the bit shift for the + smplsel(drive in) setting. + +allOf: + - $ref: synopsys-dw-mshc-common.yaml# + + - if: + properties: + compatible: + contains: + const: altr,socfpga-dw-mshc + then: + properties: + altr,sysmgr-syscon: true + else: + properties: + iommus: false + altr,sysmgr-syscon: false + required: - compatible - reg @@ -42,6 +75,8 @@ required: - clocks - clock-names +unevaluatedProperties: false + examples: - | mmc@12200000 { diff --git a/dts/Bindings/mmc/ti-omap-hsmmc.txt b/dts/Bindings/mmc/ti-omap-hsmmc.txt index 4a9145ef15..7a0e9dcdc4 100644 --- a/dts/Bindings/mmc/ti-omap-hsmmc.txt +++ b/dts/Bindings/mmc/ti-omap-hsmmc.txt @@ -25,10 +25,10 @@ The following are mandatory properties for 66AK2G SoCs only: - power-domains:Should contain a phandle to a PM domain provider node and an args specifier containing the MMC device id value. This property is as per the binding, - Documentation/devicetree/bindings/soc/ti/sci-pm-domain.txt + Documentation/devicetree/bindings/soc/ti/sci-pm-domain.yaml - clocks: Must contain an entry for each entry in clock-names. Should be defined as per the he appropriate clock bindings consumer - usage in Documentation/devicetree/bindings/clock/ti,sci-clk.txt + usage in Documentation/devicetree/bindings/clock/ti,sci-clk.yaml - clock-names: Shall be "fck" for the functional clock, and "mmchsdb_fck" for the debounce clock. @@ -95,7 +95,7 @@ while in suspend. | card | -- CIRQ --> | hsmmc | -- IRQ --> | CPU | ------ ------- ----- -In suspend the fclk is off and the module is disfunctional. Even register reads +In suspend the fclk is off and the module is dysfunctional. Even register reads will fail. A small logic in the host will request fclk restore, when an external event is detected. Once the clock is restored, the host detects the event normally. Since am33xx doesn't have this line it never wakes from diff --git a/dts/Bindings/mmc/zx-dw-mshc.txt b/dts/Bindings/mmc/zx-dw-mshc.txt deleted file mode 100644 index 0f59bd5361..0000000000 --- a/dts/Bindings/mmc/zx-dw-mshc.txt +++ /dev/null @@ -1,31 +0,0 @@ -* ZTE specific extensions to the Synopsys Designware Mobile Storage - Host Controller - -The Synopsys designware mobile storage host controller is used to interface -a SoC with storage medium such as eMMC or SD/MMC cards. This file documents -differences between the core Synopsys dw mshc controller properties described -by synopsys-dw-mshc.txt and the properties used by the ZTE specific -extensions to the Synopsys Designware Mobile Storage Host Controller. - -Required Properties: - -* compatible: should be - - "zte,zx296718-dw-mshc": for ZX SoCs - -Example: - - mmc1: mmc@1110000 { - compatible = "zte,zx296718-dw-mshc"; - reg = <0x01110000 0x1000>; - interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>; - fifo-depth = <32>; - data-addr = <0x200>; - fifo-watermark-aligned; - bus-width = <4>; - clock-frequency = <50000000>; - clocks = <&topcrm SD0_AHB>, <&topcrm SD0_WCLK>; - clock-names = "biu", "ciu"; - max-frequency = <50000000>; - cap-sdio-irq; - cap-sd-highspeed; - }; |