diff options
Diffstat (limited to 'dts/Bindings/arm/freescale')
-rw-r--r-- | dts/Bindings/arm/freescale/fsl,imx7ulp-pm.txt | 23 | ||||
-rw-r--r-- | dts/Bindings/arm/freescale/fsl,imx7ulp-pm.yaml | 42 | ||||
-rw-r--r-- | dts/Bindings/arm/freescale/fsl,imx7ulp-sim.txt | 16 | ||||
-rw-r--r-- | dts/Bindings/arm/freescale/fsl,imx7ulp-sim.yaml | 38 | ||||
-rw-r--r-- | dts/Bindings/arm/freescale/fsl,layerscape-dcfg.txt | 19 | ||||
-rw-r--r-- | dts/Bindings/arm/freescale/fsl,layerscape-scfg.txt | 19 | ||||
-rw-r--r-- | dts/Bindings/arm/freescale/fsl,scu.txt | 268 |
7 files changed, 80 insertions, 345 deletions
diff --git a/dts/Bindings/arm/freescale/fsl,imx7ulp-pm.txt b/dts/Bindings/arm/freescale/fsl,imx7ulp-pm.txt deleted file mode 100644 index 75195bee11..0000000000 --- a/dts/Bindings/arm/freescale/fsl,imx7ulp-pm.txt +++ /dev/null @@ -1,23 +0,0 @@ -Freescale i.MX7ULP Power Management Components ----------------------------------------------- - -The Multi-System Mode Controller (MSMC) is responsible for sequencing -the MCU into and out of all stop and run power modes. Specifically, it -monitors events to trigger transitions between power modes while -controlling the power, clocks, and memories of the MCU to achieve the -power consumption and functionality of that mode. - -The WFI or WFE instruction is used to invoke a Sleep, Deep Sleep or -Standby modes for either Cortex family. Run, Wait, and Stop are the -common terms used for the primary operating modes of Kinetis -microcontrollers. - -Required properties: -- compatible: Should be "fsl,imx7ulp-smc1". -- reg: Specifies base physical address and size of the register sets. - -Example: -smc1: smc1@40410000 { - compatible = "fsl,imx7ulp-smc1"; - reg = <0x40410000 0x1000>; -}; diff --git a/dts/Bindings/arm/freescale/fsl,imx7ulp-pm.yaml b/dts/Bindings/arm/freescale/fsl,imx7ulp-pm.yaml new file mode 100644 index 0000000000..3b26040f8f --- /dev/null +++ b/dts/Bindings/arm/freescale/fsl,imx7ulp-pm.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/freescale/fsl,imx7ulp-pm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX7ULP Power Management Components + +maintainers: + - A.s. Dong <aisheng.dong@nxp.com> + +description: | + The Multi-System Mode Controller (MSMC) is responsible for sequencing + the MCU into and out of all stop and run power modes. Specifically, it + monitors events to trigger transitions between power modes while + controlling the power, clocks, and memories of the MCU to achieve the + power consumption and functionality of that mode. + + The WFI or WFE instruction is used to invoke a Sleep, Deep Sleep or + Standby modes for either Cortex family. Run, Wait, and Stop are the + common terms used for the primary operating modes of Kinetis + microcontrollers. + +properties: + compatible: + const: fsl,imx7ulp-smc1 + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + smc1@40410000 { + compatible = "fsl,imx7ulp-smc1"; + reg = <0x40410000 0x1000>; + }; diff --git a/dts/Bindings/arm/freescale/fsl,imx7ulp-sim.txt b/dts/Bindings/arm/freescale/fsl,imx7ulp-sim.txt deleted file mode 100644 index 7d0c7f0024..0000000000 --- a/dts/Bindings/arm/freescale/fsl,imx7ulp-sim.txt +++ /dev/null @@ -1,16 +0,0 @@ -Freescale i.MX7ULP System Integration Module ----------------------------------------------- -The system integration module (SIM) provides system control and chip configuration -registers. In this module, chip revision information is located in JTAG ID register, -and a set of registers have been made available in DGO domain for SW use, with the -objective to maintain its value between system resets. - -Required properties: -- compatible: Should be "fsl,imx7ulp-sim". -- reg: Specifies base physical address and size of the register sets. - -Example: -sim: sim@410a3000 { - compatible = "fsl,imx7ulp-sim", "syscon"; - reg = <0x410a3000 0x1000>; -}; diff --git a/dts/Bindings/arm/freescale/fsl,imx7ulp-sim.yaml b/dts/Bindings/arm/freescale/fsl,imx7ulp-sim.yaml new file mode 100644 index 0000000000..526f508cb9 --- /dev/null +++ b/dts/Bindings/arm/freescale/fsl,imx7ulp-sim.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/freescale/fsl,imx7ulp-sim.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX7ULP System Integration Module + +maintainers: + - Anson Huang <anson.huang@nxp.com> + +description: | + The system integration module (SIM) provides system control and chip configuration + registers. In this module, chip revision information is located in JTAG ID register, + and a set of registers have been made available in DGO domain for SW use, with the + objective to maintain its value between system resets. + +properties: + compatible: + items: + - const: fsl,imx7ulp-sim + - const: syscon + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + sim@410a3000 { + compatible = "fsl,imx7ulp-sim", "syscon"; + reg = <0x410a3000 0x1000>; + }; diff --git a/dts/Bindings/arm/freescale/fsl,layerscape-dcfg.txt b/dts/Bindings/arm/freescale/fsl,layerscape-dcfg.txt deleted file mode 100644 index b5cb374dc4..0000000000 --- a/dts/Bindings/arm/freescale/fsl,layerscape-dcfg.txt +++ /dev/null @@ -1,19 +0,0 @@ -Freescale DCFG - -DCFG is the device configuration unit, that provides general purpose -configuration and status for the device. Such as setting the secondary -core start address and release the secondary core from holdoff and startup. - -Required properties: - - compatible: Should contain a chip-specific compatible string, - Chip-specific strings are of the form "fsl,<chip>-dcfg", - The following <chip>s are known to be supported: - ls1012a, ls1021a, ls1043a, ls1046a, ls2080a. - - - reg : should contain base address and length of DCFG memory-mapped registers - -Example: - dcfg: dcfg@1ee0000 { - compatible = "fsl,ls1021a-dcfg"; - reg = <0x0 0x1ee0000 0x0 0x10000>; - }; diff --git a/dts/Bindings/arm/freescale/fsl,layerscape-scfg.txt b/dts/Bindings/arm/freescale/fsl,layerscape-scfg.txt deleted file mode 100644 index 0ab67b0b21..0000000000 --- a/dts/Bindings/arm/freescale/fsl,layerscape-scfg.txt +++ /dev/null @@ -1,19 +0,0 @@ -Freescale SCFG - -SCFG is the supplemental configuration unit, that provides SoC specific -configuration and status registers for the chip. Such as getting PEX port -status. - -Required properties: - - compatible: Should contain a chip-specific compatible string, - Chip-specific strings are of the form "fsl,<chip>-scfg", - The following <chip>s are known to be supported: - ls1012a, ls1021a, ls1043a, ls1046a, ls2080a. - - - reg: should contain base address and length of SCFG memory-mapped registers - -Example: - scfg: scfg@1570000 { - compatible = "fsl,ls1021a-scfg"; - reg = <0x0 0x1570000 0x0 0x10000>; - }; diff --git a/dts/Bindings/arm/freescale/fsl,scu.txt b/dts/Bindings/arm/freescale/fsl,scu.txt deleted file mode 100644 index 623fedf121..0000000000 --- a/dts/Bindings/arm/freescale/fsl,scu.txt +++ /dev/null @@ -1,268 +0,0 @@ -NXP i.MX System Controller Firmware (SCFW) --------------------------------------------------------------------- - -The System Controller Firmware (SCFW) is a low-level system function -which runs on a dedicated Cortex-M core to provide power, clock, and -resource management. It exists on some i.MX8 processors. e.g. i.MX8QM -(QM, QP), and i.MX8QX (QXP, DX). - -The AP communicates with the SC using a multi-ported MU module found -in the LSIO subsystem. The current definition of this MU module provides -5 remote AP connections to the SC to support up to 5 execution environments -(TZ, HV, standard Linux, etc.). The SC side of this MU module interfaces -with the LSIO DSC IP bus. The SC firmware will communicate with this MU -using the MSI bus. - -System Controller Device Node: -============================================================ - -The scu node with the following properties shall be under the /firmware/ node. - -Required properties: -------------------- -- compatible: should be "fsl,imx-scu". -- mbox-names: should include "tx0", "tx1", "tx2", "tx3", - "rx0", "rx1", "rx2", "rx3"; - include "gip3" if want to support general MU interrupt. -- mboxes: List of phandle of 4 MU channels for tx, 4 MU channels for - rx, and 1 optional MU channel for general interrupt. - All MU channels must be in the same MU instance. - Cross instances are not allowed. The MU instance can only - be one of LSIO MU0~M4 for imx8qxp and imx8qm. Users need - to make sure use the one which is not conflict with other - execution environments. e.g. ATF. - Note: - Channel 0 must be "tx0" or "rx0". - Channel 1 must be "tx1" or "rx1". - Channel 2 must be "tx2" or "rx2". - Channel 3 must be "tx3" or "rx3". - General interrupt rx channel must be "gip3". - e.g. - mboxes = <&lsio_mu1 0 0 - &lsio_mu1 0 1 - &lsio_mu1 0 2 - &lsio_mu1 0 3 - &lsio_mu1 1 0 - &lsio_mu1 1 1 - &lsio_mu1 1 2 - &lsio_mu1 1 3 - &lsio_mu1 3 3>; - See Documentation/devicetree/bindings/mailbox/fsl,mu.txt - for detailed mailbox binding. - -Note: Each mu which supports general interrupt should have an alias correctly -numbered in "aliases" node. -e.g. -aliases { - mu1 = &lsio_mu1; -}; - -i.MX SCU Client Device Node: -============================================================ - -Client nodes are maintained as children of the relevant IMX-SCU device node. - -Power domain bindings based on SCU Message Protocol ------------------------------------------------------------- - -This binding for the SCU power domain providers uses the generic power -domain binding[2]. - -Required properties: -- compatible: Should be one of: - "fsl,imx8qm-scu-pd", - "fsl,imx8qxp-scu-pd" - followed by "fsl,scu-pd" - -- #power-domain-cells: Must be 1. Contains the Resource ID used by - SCU commands. - See detailed Resource ID list from: - include/dt-bindings/firmware/imx/rsrc.h - -Clock bindings based on SCU Message Protocol ------------------------------------------------------------- - -This binding uses the common clock binding[1]. - -Required properties: -- compatible: Should be one of: - "fsl,imx8qm-clock" - "fsl,imx8qxp-clock" - followed by "fsl,scu-clk" -- #clock-cells: Should be 1. Contains the Clock ID value. -- clocks: List of clock specifiers, must contain an entry for - each required entry in clock-names -- clock-names: Should include entries "xtal_32KHz", "xtal_24MHz" - -The clock consumer should specify the desired clock by having the clock -ID in its "clocks" phandle cell. - -See the full list of clock IDs from: -include/dt-bindings/clock/imx8qxp-clock.h - -Pinctrl bindings based on SCU Message Protocol ------------------------------------------------------------- - -This binding uses the i.MX common pinctrl binding[3]. - -Required properties: -- compatible: Should be one of: - "fsl,imx8qm-iomuxc", - "fsl,imx8qxp-iomuxc". - -Required properties for Pinctrl sub nodes: -- fsl,pins: Each entry consists of 3 integers which represents - the mux and config setting for one pin. The first 2 - integers <pin_id mux_mode> are specified using a - PIN_FUNC_ID macro, which can be found in - <dt-bindings/pinctrl/pads-imx8qm.h>, - <dt-bindings/pinctrl/pads-imx8qxp.h>. - The last integer CONFIG is the pad setting value like - pull-up on this pin. - - Please refer to i.MX8QXP Reference Manual for detailed - CONFIG settings. - -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt -[2] Documentation/devicetree/bindings/power/power-domain.yaml -[3] Documentation/devicetree/bindings/pinctrl/fsl,imx-pinctrl.txt - -RTC bindings based on SCU Message Protocol ------------------------------------------------------------- - -Required properties: -- compatible: should be "fsl,imx8qxp-sc-rtc"; - -OCOTP bindings based on SCU Message Protocol ------------------------------------------------------------- -Required properties: -- compatible: Should be one of: - "fsl,imx8qm-scu-ocotp", - "fsl,imx8qxp-scu-ocotp". -- #address-cells: Must be 1. Contains byte index -- #size-cells: Must be 1. Contains byte length - -Optional Child nodes: - -- Data cells of ocotp: - Detailed bindings are described in bindings/nvmem/nvmem.txt - -Watchdog bindings based on SCU Message Protocol ------------------------------------------------------------- - -Required properties: -- compatible: should be: - "fsl,imx8qxp-sc-wdt" - followed by "fsl,imx-sc-wdt"; -Optional properties: -- timeout-sec: contains the watchdog timeout in seconds. - -SCU key bindings based on SCU Message Protocol ------------------------------------------------------------- - -Required properties: -- compatible: should be: - "fsl,imx8qxp-sc-key" - followed by "fsl,imx-sc-key"; -- linux,keycodes: See Documentation/devicetree/bindings/input/input.yaml - -Thermal bindings based on SCU Message Protocol ------------------------------------------------------------- - -Required properties: -- compatible: Should be : - "fsl,imx8qxp-sc-thermal" - followed by "fsl,imx-sc-thermal"; - -- #thermal-sensor-cells: See Documentation/devicetree/bindings/thermal/thermal.txt - for a description. - -Example (imx8qxp): -------------- -aliases { - mu1 = &lsio_mu1; -}; - -lsio_mu1: mailbox@5d1c0000 { - ... - #mbox-cells = <2>; -}; - -firmware { - scu { - compatible = "fsl,imx-scu"; - mbox-names = "tx0", "tx1", "tx2", "tx3", - "rx0", "rx1", "rx2", "rx3", - "gip3"; - mboxes = <&lsio_mu1 0 0 - &lsio_mu1 0 1 - &lsio_mu1 0 2 - &lsio_mu1 0 3 - &lsio_mu1 1 0 - &lsio_mu1 1 1 - &lsio_mu1 1 2 - &lsio_mu1 1 3 - &lsio_mu1 3 3>; - - clk: clk { - compatible = "fsl,imx8qxp-clk", "fsl,scu-clk"; - #clock-cells = <1>; - }; - - iomuxc { - compatible = "fsl,imx8qxp-iomuxc"; - - pinctrl_lpuart0: lpuart0grp { - fsl,pins = < - SC_P_UART0_RX_ADMA_UART0_RX 0x06000020 - SC_P_UART0_TX_ADMA_UART0_TX 0x06000020 - >; - }; - ... - }; - - ocotp: imx8qx-ocotp { - compatible = "fsl,imx8qxp-scu-ocotp"; - #address-cells = <1>; - #size-cells = <1>; - - fec_mac0: mac@2c4 { - reg = <0x2c4 8>; - }; - }; - - pd: imx8qx-pd { - compatible = "fsl,imx8qxp-scu-pd", "fsl,scu-pd"; - #power-domain-cells = <1>; - }; - - rtc: rtc { - compatible = "fsl,imx8qxp-sc-rtc"; - }; - - scu_key: scu-key { - compatible = "fsl,imx8qxp-sc-key", "fsl,imx-sc-key"; - linux,keycodes = <KEY_POWER>; - }; - - watchdog { - compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt"; - timeout-sec = <60>; - }; - - tsens: thermal-sensor { - compatible = "fsl,imx8qxp-sc-thermal", "fsl,imx-sc-thermal"; - #thermal-sensor-cells = <1>; - }; - }; -}; - -serial@5a060000 { - ... - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_lpuart0>; - clocks = <&clk IMX8QXP_UART0_CLK>, - <&clk IMX8QXP_UART0_IPG_CLK>; - clock-names = "per", "ipg"; - power-domains = <&pd IMX_SC_R_UART_0>; -}; |