diff options
Diffstat (limited to 'dts/Bindings/power')
| -rw-r--r-- | dts/Bindings/power/amlogic,meson-gx-pwrc.txt | 61 | ||||
| -rw-r--r-- | dts/Bindings/power/fsl,imx-gpc.txt | 4 | ||||
| -rw-r--r-- | dts/Bindings/power/renesas,apmu.txt | 1 | ||||
| -rw-r--r-- | dts/Bindings/power/renesas,rcar-sysc.txt | 1 | ||||
| -rw-r--r-- | dts/Bindings/power/reset/imx-snvs-poweroff.txt | 2 | ||||
| -rw-r--r-- | dts/Bindings/power/reset/keystone-reset.txt | 4 | ||||
| -rw-r--r-- | dts/Bindings/power/supply/sbs,sbs-manager.txt | 66 | ||||
| -rw-r--r-- | dts/Bindings/power/ti-smartreflex.txt | 47 |
8 files changed, 181 insertions, 5 deletions
diff --git a/dts/Bindings/power/amlogic,meson-gx-pwrc.txt b/dts/Bindings/power/amlogic,meson-gx-pwrc.txt new file mode 100644 index 0000000000..1cd050b405 --- /dev/null +++ b/dts/Bindings/power/amlogic,meson-gx-pwrc.txt @@ -0,0 +1,61 @@ +Amlogic Meson Power Controller +============================== + +The Amlogic Meson SoCs embeds an internal Power domain controller. + +VPU Power Domain +---------------- + +The Video Processing Unit power domain is controlled by this power controller, +but the domain requires some external resources to meet the correct power +sequences. +The bindings must respect the power domain bindings as described in the file +power_domain.txt + +Device Tree Bindings: +--------------------- + +Required properties: +- compatible: should be "amlogic,meson-gx-pwrc-vpu" for the Meson GX SoCs +- #power-domain-cells: should be 0 +- amlogic,hhi-sysctrl: phandle to the HHI sysctrl node +- resets: phandles to the reset lines needed for this power demain sequence + as described in ../reset/reset.txt +- clocks: from common clock binding: handle to VPU and VAPB clocks +- clock-names: from common clock binding: must contain "vpu", "vapb" + corresponding to entry in the clocks property. + +Parent node should have the following properties : +- compatible: "amlogic,meson-gx-ao-sysctrl", "syscon", "simple-mfd" +- reg: base address and size of the AO system control register space. + +Example: +------- + +ao_sysctrl: sys-ctrl@0 { + compatible = "amlogic,meson-gx-ao-sysctrl", "syscon", "simple-mfd"; + reg = <0x0 0x0 0x0 0x100>; + + pwrc_vpu: power-controller-vpu { + compatible = "amlogic,meson-gx-pwrc-vpu"; + #power-domain-cells = <0>; + amlogic,hhi-sysctrl = <&sysctrl>; + resets = <&reset RESET_VIU>, + <&reset RESET_VENC>, + <&reset RESET_VCBUS>, + <&reset RESET_BT656>, + <&reset RESET_DVIN_RESET>, + <&reset RESET_RDMA>, + <&reset RESET_VENCI>, + <&reset RESET_VENCP>, + <&reset RESET_VDAC>, + <&reset RESET_VDI6>, + <&reset RESET_VENCL>, + <&reset RESET_VID_LOCK>; + clocks = <&clkc CLKID_VPU>, + <&clkc CLKID_VAPB>; + clock-names = "vpu", "vapb"; + }; +}; + + diff --git a/dts/Bindings/power/fsl,imx-gpc.txt b/dts/Bindings/power/fsl,imx-gpc.txt index 6c1498958d..e371b262d7 100644 --- a/dts/Bindings/power/fsl,imx-gpc.txt +++ b/dts/Bindings/power/fsl,imx-gpc.txt @@ -40,7 +40,7 @@ Optional properties: Example: - gpc: gpc@020dc000 { + gpc: gpc@20dc000 { compatible = "fsl,imx6q-gpc"; reg = <0x020dc000 0x4000>; interrupts = <0 89 IRQ_TYPE_LEVEL_HIGH>, @@ -80,7 +80,7 @@ that is a phandle pointing to the power domain the device belongs to. Example of a device that is part of the PU power domain: - vpu: vpu@02040000 { + vpu: vpu@2040000 { reg = <0x02040000 0x3c000>; /* ... */ power-domains = <&pd_pu>; diff --git a/dts/Bindings/power/renesas,apmu.txt b/dts/Bindings/power/renesas,apmu.txt index af21502e93..f747f95eee 100644 --- a/dts/Bindings/power/renesas,apmu.txt +++ b/dts/Bindings/power/renesas,apmu.txt @@ -8,6 +8,7 @@ Required properties: - compatible: Should be "renesas,<soctype>-apmu", "renesas,apmu" as fallback. Examples with soctypes are: - "renesas,r8a7743-apmu" (RZ/G1M) + - "renesas,r8a7745-apmu" (RZ/G1E) - "renesas,r8a7790-apmu" (R-Car H2) - "renesas,r8a7791-apmu" (R-Car M2-W) - "renesas,r8a7792-apmu" (R-Car V2H) diff --git a/dts/Bindings/power/renesas,rcar-sysc.txt b/dts/Bindings/power/renesas,rcar-sysc.txt index 98cc8c09d0..8690f10426 100644 --- a/dts/Bindings/power/renesas,rcar-sysc.txt +++ b/dts/Bindings/power/renesas,rcar-sysc.txt @@ -17,6 +17,7 @@ Required properties: - "renesas,r8a7794-sysc" (R-Car E2) - "renesas,r8a7795-sysc" (R-Car H3) - "renesas,r8a7796-sysc" (R-Car M3-W) + - "renesas,r8a77970-sysc" (R-Car V3M) - "renesas,r8a77995-sysc" (R-Car D3) - reg: Address start and address range for the device. - #power-domain-cells: Must be 1. diff --git a/dts/Bindings/power/reset/imx-snvs-poweroff.txt b/dts/Bindings/power/reset/imx-snvs-poweroff.txt index dc7c9bad63..1b81fcd9fb 100644 --- a/dts/Bindings/power/reset/imx-snvs-poweroff.txt +++ b/dts/Bindings/power/reset/imx-snvs-poweroff.txt @@ -10,7 +10,7 @@ Required Properties: -reg: Specifies the physical address of the SNVS_LPCR register Example: - snvs@020cc000 { + snvs@20cc000 { compatible = "fsl,sec-v4.0-mon", "simple-bus"; #address-cells = <1>; #size-cells = <1>; diff --git a/dts/Bindings/power/reset/keystone-reset.txt b/dts/Bindings/power/reset/keystone-reset.txt index c82f12e2d8..c5c03789ed 100644 --- a/dts/Bindings/power/reset/keystone-reset.txt +++ b/dts/Bindings/power/reset/keystone-reset.txt @@ -37,12 +37,12 @@ Example 1: Setup keystone reset so that in case software reset or WDT0 is triggered it issues hard reset for SoC. -pllctrl: pll-controller@02310000 { +pllctrl: pll-controller@2310000 { compatible = "ti,keystone-pllctrl", "syscon"; reg = <0x02310000 0x200>; }; -devctrl: device-state-control@02620000 { +devctrl: device-state-control@2620000 { compatible = "ti,keystone-devctrl", "syscon"; reg = <0x02620000 0x1000>; }; diff --git a/dts/Bindings/power/supply/sbs,sbs-manager.txt b/dts/Bindings/power/supply/sbs,sbs-manager.txt new file mode 100644 index 0000000000..4b2195571a --- /dev/null +++ b/dts/Bindings/power/supply/sbs,sbs-manager.txt @@ -0,0 +1,66 @@ +Binding for sbs-manager + +Required properties: +- compatible: "<vendor>,<part-number>", "sbs,sbs-charger" as fallback. The part + number compatible string might be used in order to take care of vendor + specific registers. +- reg: integer, i2c address of the device. Should be <0xa>. +Optional properties: +- gpio-controller: Marks the port as GPIO controller. + See "gpio-specifier" in .../devicetree/bindings/gpio/gpio.txt. +- #gpio-cells: Should be <2>. The first cell is the pin number, the second cell + is used to specify optional parameters: + See "gpio-specifier" in .../devicetree/bindings/gpio/gpio.txt. + +From OS view the device is basically an i2c-mux used to communicate with up to +four smart battery devices at address 0xb. The driver actually implements this +behaviour. So standard i2c-mux nodes can be used to register up to four slave +batteries. Channels will be numerated starting from 1 to 4. + +Example: + +batman@a { + compatible = "lltc,ltc1760", "sbs,sbs-manager"; + reg = <0x0a>; + #address-cells = <1>; + #size-cells = <0>; + + gpio-controller; + #gpio-cells = <2>; + + i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + battery@b { + compatible = "ti,bq2060", "sbs,sbs-battery"; + reg = <0x0b>; + sbs,battery-detect-gpios = <&batman 1 1>; + }; + }; + + i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + + battery@b { + compatible = "ti,bq2060", "sbs,sbs-battery"; + reg = <0x0b>; + sbs,battery-detect-gpios = <&batman 2 1>; + }; + }; + + i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + + battery@b { + compatible = "ti,bq2060", "sbs,sbs-battery"; + reg = <0x0b>; + sbs,battery-detect-gpios = <&batman 3 1>; + }; + }; +}; diff --git a/dts/Bindings/power/ti-smartreflex.txt b/dts/Bindings/power/ti-smartreflex.txt new file mode 100644 index 0000000000..9780957c91 --- /dev/null +++ b/dts/Bindings/power/ti-smartreflex.txt @@ -0,0 +1,47 @@ +Texas Instruments SmartReflex binding + +SmartReflex is used to set and adjust the SoC operating points. + + +Required properties: + +compatible: Shall be one of the following: + "ti,omap3-smartreflex-core" + "ti,omap3-smartreflex-iva" + "ti,omap4-smartreflex-core" + "ti,omap4-smartreflex-mpu" + "ti,omap4-smartreflex-iva" + +reg: Shall contain the device instance IO range + +interrupts: Shall contain the device instance interrupt + + +Optional properties: + +ti,hwmods: Shall contain the TI interconnect module name if needed + by the SoC + + +Example: + + smartreflex_iva: smartreflex@4a0db000 { + compatible = "ti,omap4-smartreflex-iva"; + reg = <0x4a0db000 0x80>; + interrupts = <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>; + ti,hwmods = "smartreflex_iva"; + }; + + smartreflex_core: smartreflex@4a0dd000 { + compatible = "ti,omap4-smartreflex-core"; + reg = <0x4a0dd000 0x80>; + interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>; + ti,hwmods = "smartreflex_core"; + }; + + smartreflex_mpu: smartreflex@4a0d9000 { + compatible = "ti,omap4-smartreflex-mpu"; + reg = <0x4a0d9000 0x80>; + interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>; + ti,hwmods = "smartreflex_mpu"; + }; |