diff options
Diffstat (limited to 'Documentation/devicetree')
11 files changed, 550 insertions, 445 deletions
diff --git a/Documentation/devicetree/bindings/regulator/mp886x.txt b/Documentation/devicetree/bindings/regulator/mp886x.txt deleted file mode 100644 index 551867829459..000000000000 --- a/Documentation/devicetree/bindings/regulator/mp886x.txt +++ /dev/null @@ -1,27 +0,0 @@ -Monolithic Power Systems MP8867/MP8869 voltage regulator - -Required properties: -- compatible: Must be one of the following. - "mps,mp8867" - "mps,mp8869" -- reg: I2C slave address. -- enable-gpios: enable gpios. -- mps,fb-voltage-divider: An array of two integers containing the resistor - values R1 and R2 of the feedback voltage divider in kilo ohms. - -Any property defined as part of the core regulator binding, defined in -./regulator.txt, can also be used. - -Example: - - vcpu: regulator@62 { - compatible = "mps,mp8869"; - regulator-name = "vcpu"; - regulator-min-microvolt = <700000>; - regulator-max-microvolt = <850000>; - regulator-always-on; - regulator-boot-on; - enable-gpios = <&porta 1 GPIO_ACTIVE_LOW>; - mps,fb-voltage-divider = <80 240>; - reg = <0x62>; - }; diff --git a/Documentation/devicetree/bindings/regulator/mps,mp886x.yaml b/Documentation/devicetree/bindings/regulator/mps,mp886x.yaml new file mode 100644 index 000000000000..ba175b30f468 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mps,mp886x.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/mps,mp886x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Monolithic Power Systems MP8867/MP8869 voltage regulator + +maintainers: + - Jisheng Zhang <jszhang@kernel.org> + +allOf: + - $ref: regulator.yaml# + +properties: + compatible: + enum: + - mps,mp8867 + - mps,mp8869 + + reg: + maxItems: 1 + + enable-gpios: + description: GPIO to enable/disable the regulator. + maxItems: 1 + + mps,fb-voltage-divider: + description: An array of two integers containing the resistor + values R1 and R2 of the feedback voltage divider in kilo ohms. + $ref: "/schemas/types.yaml#/definitions/uint32-array" + maxItems: 2 + + mps,switch-frequency-hz: + description: The valid switch frequency in Hertz. + enum: [500000, 750000, 1000000, 1250000, 1500000] + +required: + - compatible + - reg + - enable-gpios + - mps,fb-voltage-divider + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + regulator@62 { + compatible = "mps,mp8869"; + regulator-name = "vcpu"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1150000>; + enable-gpios = <&porta 1 GPIO_ACTIVE_LOW>; + mps,fb-voltage-divider = <80 240>; + reg = <0x62>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/regulator/mt6360-regulator.yaml b/Documentation/devicetree/bindings/regulator/mt6360-regulator.yaml new file mode 100644 index 000000000000..a462d99a25cc --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mt6360-regulator.yaml @@ -0,0 +1,113 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/mt6360-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MT6360 Regulator from MediaTek Integrated + +maintainers: + - Gene Chen <gene_chen@richtek.com> + +description: | + list of regulators provided by this controller, must be named + after their hardware counterparts buck1/2 or ldo1/2/3/5/6/7 + +properties: + compatible: + const: mediatek,mt6360-regulator + + LDO_VIN1-supply: + description: Input supply phandle(s) for LDO1/2/3 + LDO_VIN2-supply: + description: Input supply phandle(s) for LDO5 + LDO_VIN3-supply: + description: Input supply phandle(s) for LDO6/7 + +patternProperties: + "^buck[12]$": + $ref: "regulator.yaml#" + + "^ldo[123567]$": + $ref: "regulator.yaml#" + +required: + - compatible + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/regulator/mediatek,mt6360-regulator.h> + regulator { + compatible = "mediatek,mt6360-regulator"; + LDO_VIN3-supply = <&BUCK2>; + buck1 { + regulator-compatible = "BUCK1"; + regulator-name = "mt6360,buck1"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1300000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP + MT6360_OPMODE_ULP>; + }; + BUCK2: buck2 { + regulator-compatible = "BUCK2"; + regulator-name = "mt6360,buck2"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1300000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP + MT6360_OPMODE_ULP>; + }; + ldo6 { + regulator-compatible = "LDO6"; + regulator-name = "mt6360,ldo6"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <2100000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo7 { + regulator-compatible = "LDO7"; + regulator-name = "mt6360,ldo7"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <2100000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo1 { + regulator-compatible = "LDO1"; + regulator-name = "mt6360,ldo1"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3600000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo2 { + regulator-compatible = "LDO2"; + regulator-name = "mt6360,ldo2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3600000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo3 { + regulator-compatible = "LDO3"; + regulator-name = "mt6360,ldo3"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3600000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + ldo5 { + regulator-compatible = "LDO5"; + regulator-name = "mt6360,ldo5"; + regulator-min-microvolt = <2700000>; + regulator-max-microvolt = <3600000>; + regulator-allowed-modes = <MT6360_OPMODE_NORMAL + MT6360_OPMODE_LP>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/regulator/pfuze100.txt b/Documentation/devicetree/bindings/regulator/pfuze100.txt deleted file mode 100644 index 4d3b12b92cb3..000000000000 --- a/Documentation/devicetree/bindings/regulator/pfuze100.txt +++ /dev/null @@ -1,394 +0,0 @@ -PFUZE100 family of regulators - -Required properties: -- compatible: "fsl,pfuze100", "fsl,pfuze200", "fsl,pfuze3000", "fsl,pfuze3001" -- reg: I2C slave address - -Optional properties: -- fsl,pfuze-support-disable-sw: Boolean, if present disable all unused switch - regulators to save power consumption. Attention, ensure that all important - regulators (e.g. DDR ref, DDR supply) has set the "regulator-always-on" - property. If not present, the switched regulators are always on and can't be - disabled. This binding is a workaround to keep backward compatibility with - old dtb's which rely on the fact that the switched regulators are always on - and don't mark them explicit as "regulator-always-on". -- fsl,pmic-stby-poweroff: if present, configure the PMIC to shutdown all - power rails when PMIC_STBY_REQ line is asserted during the power off sequence. - Use this option if the SoC should be powered off by external power - management IC (PMIC) on PMIC_STBY_REQ signal. - As opposite to PMIC_STBY_REQ boards can implement PMIC_ON_REQ signal. - -Required child node: -- regulators: This is the list of child nodes that specify the regulator - initialization data for defined regulators. Please refer to below doc - Documentation/devicetree/bindings/regulator/regulator.txt. - - The valid names for regulators are: - --PFUZE100 - sw1ab,sw1c,sw2,sw3a,sw3b,sw4,swbst,vsnvs,vrefddr,vgen1~vgen6 - --PFUZE200 - sw1ab,sw2,sw3a,sw3b,swbst,vsnvs,vrefddr,vgen1~vgen6,coin - --PFUZE3000 - sw1a,sw1b,sw2,sw3,swbst,vsnvs,vrefddr,vldo1,vldo2,vccsd,v33,vldo3,vldo4 - --PFUZE3001 - sw1,sw2,sw3,vsnvs,vldo1,vldo2,vccsd,v33,vldo3,vldo4 - -Each regulator is defined using the standard binding for regulators. - -Example 1: PFUZE100 - - pfuze100: pmic@8 { - compatible = "fsl,pfuze100"; - reg = <0x08>; - - regulators { - sw1a_reg: sw1ab { - regulator-min-microvolt = <300000>; - regulator-max-microvolt = <1875000>; - regulator-boot-on; - regulator-always-on; - regulator-ramp-delay = <6250>; - }; - - sw1c_reg: sw1c { - regulator-min-microvolt = <300000>; - regulator-max-microvolt = <1875000>; - regulator-boot-on; - regulator-always-on; - }; - - sw2_reg: sw2 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <3300000>; - regulator-boot-on; - regulator-always-on; - }; - - sw3a_reg: sw3a { - regulator-min-microvolt = <400000>; - regulator-max-microvolt = <1975000>; - regulator-boot-on; - regulator-always-on; - }; - - sw3b_reg: sw3b { - regulator-min-microvolt = <400000>; - regulator-max-microvolt = <1975000>; - regulator-boot-on; - regulator-always-on; - }; - - sw4_reg: sw4 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <3300000>; - }; - - swbst_reg: swbst { - regulator-min-microvolt = <5000000>; - regulator-max-microvolt = <5150000>; - }; - - snvs_reg: vsnvs { - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <3000000>; - regulator-boot-on; - regulator-always-on; - }; - - vref_reg: vrefddr { - regulator-boot-on; - regulator-always-on; - }; - - vgen1_reg: vgen1 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <1550000>; - }; - - vgen2_reg: vgen2 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <1550000>; - }; - - vgen3_reg: vgen3 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - }; - - vgen4_reg: vgen4 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen5_reg: vgen5 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen6_reg: vgen6 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - }; - }; - - -Example 2: PFUZE200 - - pfuze200: pmic@8 { - compatible = "fsl,pfuze200"; - reg = <0x08>; - - regulators { - sw1a_reg: sw1ab { - regulator-min-microvolt = <300000>; - regulator-max-microvolt = <1875000>; - regulator-boot-on; - regulator-always-on; - regulator-ramp-delay = <6250>; - }; - - sw2_reg: sw2 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <3300000>; - regulator-boot-on; - regulator-always-on; - }; - - sw3a_reg: sw3a { - regulator-min-microvolt = <400000>; - regulator-max-microvolt = <1975000>; - regulator-boot-on; - regulator-always-on; - }; - - sw3b_reg: sw3b { - regulator-min-microvolt = <400000>; - regulator-max-microvolt = <1975000>; - regulator-boot-on; - regulator-always-on; - }; - - swbst_reg: swbst { - regulator-min-microvolt = <5000000>; - regulator-max-microvolt = <5150000>; - }; - - snvs_reg: vsnvs { - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <3000000>; - regulator-boot-on; - regulator-always-on; - }; - - vref_reg: vrefddr { - regulator-boot-on; - regulator-always-on; - }; - - vgen1_reg: vgen1 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <1550000>; - }; - - vgen2_reg: vgen2 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <1550000>; - }; - - vgen3_reg: vgen3 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - }; - - vgen4_reg: vgen4 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen5_reg: vgen5 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen6_reg: vgen6 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - coin_reg: coin { - regulator-min-microvolt = <2500000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - }; - }; - -Example 3: PFUZE3000 - - pfuze3000: pmic@8 { - compatible = "fsl,pfuze3000"; - reg = <0x08>; - - regulators { - sw1a_reg: sw1a { - regulator-min-microvolt = <700000>; - regulator-max-microvolt = <1475000>; - regulator-boot-on; - regulator-always-on; - regulator-ramp-delay = <6250>; - }; - /* use sw1c_reg to align with pfuze100/pfuze200 */ - sw1c_reg: sw1b { - regulator-min-microvolt = <700000>; - regulator-max-microvolt = <1475000>; - regulator-boot-on; - regulator-always-on; - regulator-ramp-delay = <6250>; - }; - - sw2_reg: sw2 { - regulator-min-microvolt = <2500000>; - regulator-max-microvolt = <3300000>; - regulator-boot-on; - regulator-always-on; - }; - - sw3a_reg: sw3 { - regulator-min-microvolt = <900000>; - regulator-max-microvolt = <1650000>; - regulator-boot-on; - regulator-always-on; - }; - - swbst_reg: swbst { - regulator-min-microvolt = <5000000>; - regulator-max-microvolt = <5150000>; - }; - - snvs_reg: vsnvs { - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <3000000>; - regulator-boot-on; - regulator-always-on; - }; - - vref_reg: vrefddr { - regulator-boot-on; - regulator-always-on; - }; - - vgen1_reg: vldo1 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen2_reg: vldo2 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <1550000>; - }; - - vgen3_reg: vccsd { - regulator-min-microvolt = <2850000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen4_reg: v33 { - regulator-min-microvolt = <2850000>; - regulator-max-microvolt = <3300000>; - }; - - vgen5_reg: vldo3 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen6_reg: vldo4 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - }; - }; - -Example 4: PFUZE 3001 - - pfuze3001: pmic@8 { - compatible = "fsl,pfuze3001"; - reg = <0x08>; - - regulators { - sw1_reg: sw1 { - regulator-min-microvolt = <700000>; - regulator-max-microvolt = <3300000>; - regulator-boot-on; - regulator-always-on; - }; - - sw2_reg: sw2 { - regulator-min-microvolt = <1500000>; - regulator-max-microvolt = <3300000>; - regulator-boot-on; - regulator-always-on; - }; - - sw3_reg: sw3 { - regulator-min-microvolt = <900000>; - regulator-max-microvolt = <1650000>; - regulator-boot-on; - regulator-always-on; - }; - - snvs_reg: vsnvs { - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <3000000>; - regulator-boot-on; - regulator-always-on; - }; - - vgen1_reg: vldo1 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen2_reg: vldo2 { - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <1550000>; - regulator-always-on; - }; - - vgen3_reg: vccsd { - regulator-min-microvolt = <2850000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen4_reg: v33 { - regulator-min-microvolt = <2850000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen5_reg: vldo3 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - - vgen6_reg: vldo4 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/regulator/pfuze100.yaml b/Documentation/devicetree/bindings/regulator/pfuze100.yaml new file mode 100644 index 000000000000..c6de49685db7 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/pfuze100.yaml @@ -0,0 +1,186 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/pfuze100.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: PFUZE100 family of regulators + +maintainers: + - Robin Gong <yibin.gong@nxp.com> + +description: | + The valid names for regulators are: + --PFUZE100 + sw1ab,sw1c,sw2,sw3a,sw3b,sw4,swbst,vsnvs,vrefddr,vgen1~vgen6 + --PFUZE200 + sw1ab,sw2,sw3a,sw3b,swbst,vsnvs,vrefddr,vgen1~vgen6,coin + --PFUZE3000 + sw1a,sw1b,sw2,sw3,swbst,vsnvs,vrefddr,vldo1,vldo2,vccsd,v33,vldo3,vldo4 + --PFUZE3001 + sw1,sw2,sw3,vsnvs,vldo1,vldo2,vccsd,v33,vldo3,vldo4 + + Each regulator is defined using the standard binding for regulators. + +properties: + $nodename: + pattern: "^pmic@[0-9]$" + + compatible: + enum: + - fsl,pfuze100 + - fsl,pfuze200 + - fsl,pfuze3000 + - fsl,pfuze3001 + + reg: + maxItems: 1 + + fsl,pfuze-support-disable-sw: + $ref: /schemas/types.yaml#/definitions/flag + description: | + Boolean, if present disable all unused switch regulators to save power + consumption. Attention, ensure that all important regulators + (e.g. DDR ref, DDR supply) has set the "regulator-always-on" property. + If not present, the switched regulators are always on and can't be + disabled. This binding is a workaround to keep backward compatibility + with old dtb's which rely on the fact that the switched regulators are + always on and don't mark them explicit as "regulator-always-on". + + fsl,pmic-stby-poweroff: + $ref: /schemas/types.yaml#/definitions/flag + description: | + if present, configure the PMIC to shutdown all + power rails when PMIC_STBY_REQ line is asserted during the power off sequence. + Use this option if the SoC should be powered off by external power management + IC (PMIC) on PMIC_STBY_REQ signal. + As opposite to PMIC_STBY_REQ boards can implement PMIC_ON_REQ signal. + + regulators: + type: object + description: | + list of regulators provided by this controller. + + patternProperties: + "^sw([1-4]|[1-4][a-c]|[1-4][a-c][a-c])$": + $ref: "regulator.yaml#" + type: object + + "^vgen[1-6]$": + $ref: "regulator.yaml#" + type: object + + "^(vsnvs|vref|vrefddr|swbst|coin)$": + $ref: "regulator.yaml#" + type: object + + additionalProperties: false + +required: + - compatible + - reg + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@8 { + compatible = "fsl,pfuze100"; + reg = <0x08>; + + regulators { + sw1a_reg: sw1ab { + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1875000>; + regulator-boot-on; + regulator-always-on; + regulator-ramp-delay = <6250>; + }; + + sw1c_reg: sw1c { + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1875000>; + regulator-boot-on; + regulator-always-on; + }; + + sw2_reg: sw2 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + sw3a_reg: sw3a { + regulator-min-microvolt = <400000>; + regulator-max-microvolt = <1975000>; + regulator-boot-on; + regulator-always-on; + }; + + sw3b_reg: sw3b { + regulator-min-microvolt = <400000>; + regulator-max-microvolt = <1975000>; + regulator-boot-on; + regulator-always-on; + }; + + sw4_reg: sw4 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <3300000>; + }; + + swbst_reg: swbst { + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5150000>; + }; + + snvs_reg: vsnvs { + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <3000000>; + regulator-boot-on; + regulator-always-on; + }; + + vref_reg: vrefddr { + regulator-boot-on; + regulator-always-on; + }; + + vgen1_reg: vgen1 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1550000>; + }; + + vgen2_reg: vgen2 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1550000>; + }; + + vgen3_reg: vgen3 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + + vgen4_reg: vgen4 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vgen5_reg: vgen5 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vgen6_reg: vgen6 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml b/Documentation/devicetree/bindings/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml new file mode 100644 index 000000000000..0ae25d119b6f --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: RaspberryPi 7" display ATTINY88-based regulator/backlight controller + +maintainers: + - Marek Vasut <marex@denx.de> + +description: | + The RaspberryPi 7" display has an ATTINY88-based regulator/backlight + controller on the PCB, which is used to turn the display unit on/off + and control the backlight. + +allOf: + - $ref: "regulator.yaml#" + +properties: + compatible: + const: raspberrypi,7inch-touchscreen-panel-regulator + + reg: + maxItems: 1 + +additionalProperties: false + +required: + - compatible + - reg + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + regulator@45 { + compatible = "raspberrypi,7inch-touchscreen-panel-regulator"; + reg = <0x45>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/regulator/richtek,rt4801-regulator.yaml b/Documentation/devicetree/bindings/regulator/richtek,rt4801-regulator.yaml new file mode 100644 index 000000000000..235e593b3b2c --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/richtek,rt4801-regulator.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/richtek,rt4801-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Richtek RT4801 Display Bias regulators + +maintainers: + - ChiYuan Huang <cy_huang@richtek.com> + +description: | + Regulator nodes should be named to DSVP and DSVN. The + definition for each of these nodes is defined using the standard + binding for regulators at + Documentation/devicetree/bindings/regulator/regulator.txt. + Datasheet is available at + https://www.richtek.com/assets/product_file/RT4801H/DS4801H-00.pdf + +#The valid names for RT4801 regulator nodes are: +#DSVP, DSVN + +properties: + compatible: + enum: + - richtek,rt4801 + + reg: + maxItems: 1 + + enable-gpios: + description: GPIOs to use to enable DSVP/DSVN regulator. + The first one is ENP to enable DSVP, and second one is ENM to enable DSVN. + Number of GPIO in the array list could be 1 or 2. + If only one gpio is specified, only one gpio used to control ENP/ENM. + Else both are spefied, DSVP/DSVN could be controlled individually. + Othersie, this property not specified. treat both as always-on regulator. + minItems: 1 + maxItems: 2 + +patternProperties: + "^DSV(P|N)$": + type: object + $ref: regulator.yaml# + description: + Properties for single display bias regulator. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + rt4801@73 { + compatible = "richtek,rt4801"; + reg = <0x73>; + enable-gpios = <&gpio26 2 0>, <&gpio26 3 0>; + + dsvp: DSVP { + regulator-name = "rt4801,dsvp"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6000000>; + regulator-boot-on; + }; + dsvn: DSVN { + regulator-name = "rt4801,dsvn"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6000000>; + regulator-boot-on; + }; + + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.yaml b/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.yaml index 19d9408d9c3b..f5e31196a646 100644 --- a/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.yaml @@ -93,6 +93,17 @@ patternProperties: # ---------------------------------------------------------------- # rest | not supported | not supported | not supported + # BD71837 power outputs can either be controlled by the PMIC internal + # hardware state machine or by software. If you need regulators to be + # turned ON/OFF for example based on PMIC_STBY_REQ line (which toggles + # PMIC HW state machine) - then you should set this property. + # Tradeoff is that then SW can't control the ON/OFF state for this + # regulator (other than invoking a PMIC state change). + rohm,no-regulator-enable-control: + description: | + Enable/Disable control of this regulator must be left to the + PMIC hardware state machine. + type: boolean required: - regulator-name diff --git a/Documentation/devicetree/bindings/regulator/rohm,bd71847-regulator.yaml b/Documentation/devicetree/bindings/regulator/rohm,bd71847-regulator.yaml index 07256a4b50b9..eeac32cd15d6 100644 --- a/Documentation/devicetree/bindings/regulator/rohm,bd71847-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/rohm,bd71847-regulator.yaml @@ -88,6 +88,17 @@ patternProperties: # ---------------------------------------------------------------- # rest | not supported | not supported | not supported + # BD718(47/50) power outputs can either be controlled by the PMIC internal + # hardware state machine or by software. If you need regulators to be + # turned ON/OFF for example based on PMIC_STBY_REQ line (which toggles + # PMIC HW state machine) - then you should set this property. + # Tradeoff is that then SW can't control the ON/OFF state for this + # regulator (other than invoking a PMIC state change). + rohm,no-regulator-enable-control: + description: | + Enable/Disable control of this regulator must be left to the + PMIC hardware state machine. + type: boolean required: - regulator-name diff --git a/Documentation/devicetree/bindings/regulator/silergy,sy8824x.yaml b/Documentation/devicetree/bindings/regulator/silergy,sy8824x.yaml new file mode 100644 index 000000000000..82af4d656177 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/silergy,sy8824x.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/silergy,sy8824x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: silergy sy8824c,sy8824e,sy20276 and sy20278 PMIC + +maintainers: + - Jisheng Zhang <jszhang@kernel.org> + +allOf: + - $ref: regulator.yaml# + +properties: + compatible: + enum: + - silergy,sy8824c + - silergy,sy8824e + - silergy,sy20276 + - silergy,sy20278 + + reg: + maxItems: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + regulator@60 { + compatible = "silergy,sy8824c"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1150000>; + reg = <0x60>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/regulator/sy8824x.txt b/Documentation/devicetree/bindings/regulator/sy8824x.txt deleted file mode 100644 index c5e95850c427..000000000000 --- a/Documentation/devicetree/bindings/regulator/sy8824x.txt +++ /dev/null @@ -1,24 +0,0 @@ -SY8824C/SY8824E/SY20276 Voltage regulator - -Required properties: -- compatible: Must be one of the following. - "silergy,sy8824c" - "silergy,sy8824e" - "silergy,sy20276" - "silergy,sy20278" -- reg: I2C slave address - -Any property defined as part of the core regulator binding, defined in -./regulator.txt, can also be used. - -Example: - - vcore: regulator@00 { - compatible = "silergy,sy8824c"; - reg = <0x66>; - regulator-name = "vcore"; - regulator-min-microvolt = <800000>; - regulator-max-microvolt = <1150000>; - regulator-boot-on; - regulator-always-on; - }; |