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Diffstat (limited to 'Documentation')
16 files changed, 1066 insertions, 461 deletions
diff --git a/Documentation/devicetree/bindings/clock/samsung,s2mps11.txt b/Documentation/devicetree/bindings/clock/samsung,s2mps11.txt deleted file mode 100644 index 2726c1d58a79..000000000000 --- a/Documentation/devicetree/bindings/clock/samsung,s2mps11.txt +++ /dev/null @@ -1,49 +0,0 @@ -Binding for Samsung S2M and S5M family clock generator block -============================================================ - -This is a part of device tree bindings for S2M and S5M family multi-function -devices. -More information can be found in bindings/mfd/sec-core.txt file. - -The S2MPS11/13/15 and S5M8767 provide three(AP/CP/BT) buffered 32.768 kHz -outputs. The S2MPS14 provides two (AP/BT) buffered 32.768 KHz outputs. - -To register these as clocks with common clock framework instantiate under -main device node a sub-node named "clocks". - -It uses the common clock binding documented in: - - Documentation/devicetree/bindings/clock/clock-bindings.txt - - -Required properties of the "clocks" sub-node: - - #clock-cells: should be 1. - - compatible: Should be one of: "samsung,s2mps11-clk", "samsung,s2mps13-clk", - "samsung,s2mps14-clk", "samsung,s5m8767-clk" - The S2MPS15 uses the same compatible as S2MPS13, as both provides similar - clocks. - - -Each clock is assigned an identifier and client nodes use this identifier -to specify the clock which they consume. - Clock ID Devices - ---------------------------------------------------------- - 32KhzAP 0 S2MPS11/13/14/15, S5M8767 - 32KhzCP 1 S2MPS11/13/15, S5M8767 - 32KhzBT 2 S2MPS11/13/14/15, S5M8767 - -Include dt-bindings/clock/samsung,s2mps11.h file to use preprocessor defines -in device tree sources. - - -Example: - - s2mps11_pmic@66 { - compatible = "samsung,s2mps11-pmic"; - reg = <0x66>; - - s2m_osc: clocks { - compatible = "samsung,s2mps11-clk"; - #clock-cells = <1>; - clock-output-names = "xx", "yy", "zz"; - }; - }; diff --git a/Documentation/devicetree/bindings/clock/samsung,s2mps11.yaml b/Documentation/devicetree/bindings/clock/samsung,s2mps11.yaml new file mode 100644 index 000000000000..1410c51e0e7d --- /dev/null +++ b/Documentation/devicetree/bindings/clock/samsung,s2mps11.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/samsung,s2mps11.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2M and S5M family clock generator block + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S2MPS11/13/15 and S5M8767 provide three(AP/CP/BT) buffered 32.768 kHz + outputs. The S2MPS14 provides two (AP/BT) buffered 32.768 KHz outputs. + + All available clocks are defined as preprocessor macros in + dt-bindings/clock/samsung,s2mps11.h header. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for + additional information and example. + +properties: + compatible: + enum: + - samsung,s2mps11-clk + - samsung,s2mps13-clk # S2MPS13 and S2MPS15 + - samsung,s2mps14-clk + - samsung,s5m8767-clk + + "#clock-cells": + const: 1 + + clock-output-names: + minItems: 3 + maxItems: 3 + description: Names for AP, CP and BT clocks. + +required: + - compatible + - "#clock-cells" + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/mfd/samsung,s2mpa01.yaml b/Documentation/devicetree/bindings/mfd/samsung,s2mpa01.yaml new file mode 100644 index 000000000000..017befdf8adb --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/samsung,s2mpa01.yaml @@ -0,0 +1,91 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/samsung,s2mpa01.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPA01 Power Management IC + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The Samsung S2MPA01 is a Power Management IC which includes voltage + and current regulators, RTC, clock outputs and other sub-blocks. + +properties: + compatible: + const: samsung,s2mpa01-pmic + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + + regulators: + $ref: ../regulator/samsung,s2mpa01.yaml + description: + List of child nodes that specify the regulators. + + wakeup-source: true + +required: + - compatible + - reg + - regulators + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@66 { + compatible = "samsung,s2mpa01-pmic"; + reg = <0x66>; + + regulators { + ldo1_reg: LDO1 { + regulator-name = "VDD_ALIVE"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + }; + + ldo2_reg: LDO2 { + regulator-name = "VDDQ_MMC2"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-always-on; + }; + + // ... + + buck1_reg: BUCK1 { + regulator-name = "vdd_mif"; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + regulator-boot-on; + }; + + buck2_reg: BUCK2 { + regulator-name = "vdd_arm"; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + regulator-boot-on; + regulator-ramp-delay = <50000>; + }; + + // ... + }; + }; + }; diff --git a/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml b/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml new file mode 100644 index 000000000000..771b3f16da96 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml @@ -0,0 +1,267 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/samsung,s2mps11.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPS11/13/14/15 and S2MPU02 Power Management IC + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The Samsung S2MPS11/13/14/15 and S2MPU02 is a family of Power Management IC + which include voltage and current regulators, RTC, clock outputs and other + sub-blocks. + +properties: + compatible: + enum: + - samsung,s2mps11-pmic + - samsung,s2mps13-pmic + - samsung,s2mps14-pmic + - samsung,s2mps15-pmic + - samsung,s2mpu02-pmic + + clocks: + $ref: ../clock/samsung,s2mps11.yaml + description: + Child node describing clock provider. + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + + regulators: + type: object + description: + List of child nodes that specify the regulators. + + samsung,s2mps11-acokb-ground: + description: | + Indicates that ACOKB pin of S2MPS11 PMIC is connected to the ground so + the PMIC must manually set PWRHOLD bit in CTRL1 register to turn off the + power. Usually the ACOKB is pulled up to VBATT so when PWRHOLD pin goes + low, the rising ACOKB will trigger power off. + type: boolean + + samsung,s2mps11-wrstbi-ground: + description: | + Indicates that WRSTBI pin of PMIC is pulled down. When the system is + suspended it will always go down thus triggerring unwanted buck warm + reset (setting buck voltages to default values). + type: boolean + + wakeup-source: true + +required: + - compatible + - reg + - regulators + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + const: samsung,s2mps11-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mps11.yaml + samsung,s2mps11-wrstbi-ground: false + + - if: + properties: + compatible: + contains: + const: samsung,s2mps13-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mps13.yaml + samsung,s2mps11-acokb-ground: false + + - if: + properties: + compatible: + contains: + const: samsung,s2mps14-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mps14.yaml + samsung,s2mps11-acokb-ground: false + samsung,s2mps11-wrstbi-ground: false + + - if: + properties: + compatible: + contains: + const: samsung,s2mps15-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mps15.yaml + samsung,s2mps11-acokb-ground: false + samsung,s2mps11-wrstbi-ground: false + + - if: + properties: + compatible: + contains: + const: samsung,s2mpu02-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mpu02.yaml + samsung,s2mps11-acokb-ground: false + samsung,s2mps11-wrstbi-ground: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@66 { + compatible = "samsung,s2mps11-pmic"; + reg = <0x66>; + + interrupt-parent = <&gpx0>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&s2mps11_irq>; + samsung,s2mps11-acokb-ground; + wakeup-source; + + clocks { + compatible = "samsung,s2mps11-clk"; + #clock-cells = <1>; + clock-output-names = "s2mps11_ap", "s2mps11_cp", "s2mps11_bt"; + }; + + regulators { + LDO1 { + regulator-name = "vdd_ldo1"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + LDO4 { + regulator-name = "vdd_adc"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + // .... + + BUCK1 { + regulator-name = "vdd_mif"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + BUCK2 { + regulator-name = "vdd_arm"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1500000>; + regulator-always-on; + regulator-boot-on; + regulator-coupled-with = <&buck3_reg>; + regulator-coupled-max-spread = <300000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + BUCK3 { + regulator-name = "vdd_int"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1400000>; + regulator-always-on; + regulator-boot-on; + regulator-coupled-with = <&buck2_reg>; + regulator-coupled-max-spread = <300000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + // ... + }; + }; + }; + + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@66 { + compatible = "samsung,s2mps14-pmic"; + reg = <0x66>; + + interrupt-parent = <&gpx0>; + interrupts = <7 IRQ_TYPE_LEVEL_LOW>; + wakeup-source; + + clocks { + compatible = "samsung,s2mps14-clk"; + #clock-cells = <1>; + clock-output-names = "s2mps14_ap", "unused", "s2mps14_bt"; + }; + + regulators { + LDO1 { + regulator-name = "VLDO1_1.0V"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + + regulator-state-mem { + regulator-on-in-suspend; + }; + }; + + // ... + + BUCK1 { + regulator-name = "VBUCK1_1.0V"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + // ... + }; + }; + }; diff --git a/Documentation/devicetree/bindings/mfd/samsung,s5m8767.yaml b/Documentation/devicetree/bindings/mfd/samsung,s5m8767.yaml new file mode 100644 index 000000000000..5531718abdf0 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/samsung,s5m8767.yaml @@ -0,0 +1,307 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/samsung,s5m8767.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5M8767 Power Management IC + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The Samsung S5M8767 is a Power Management IC which includes voltage + and current regulators, RTC, clock outputs and other sub-blocks. + +properties: + compatible: + const: samsung,s5m8767-pmic + + clocks: + $ref: ../clock/samsung,s2mps11.yaml + description: + Child node describing clock provider. + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + + regulators: + $ref: ../regulator/samsung,s5m8767.yaml + description: + List of child nodes that specify the regulators. + + s5m8767,pmic-buck2-dvs-voltage: + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 8 + maxItems: 8 + description: | + A set of 8 voltage values in micro-volt (uV) units for buck2 when + changing voltage using gpio dvs. + + s5m8767,pmic-buck3-dvs-voltage: + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 8 + maxItems: 8 + description: | + A set of 8 voltage values in micro-volt (uV) units for buck3 when + changing voltage using gpio dvs. + + s5m8767,pmic-buck4-dvs-voltage: + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 8 + maxItems: 8 + description: | + A set of 8 voltage values in micro-volt (uV) units for buck4 when + changing voltage using gpio dvs. + + s5m8767,pmic-buck-ds-gpios: + minItems: 3 + maxItems: 3 + description: | + GPIO specifiers for three host gpio's used for selecting GPIO DVS lines. + It is one-to-one mapped to dvs gpio lines. + + s5m8767,pmic-buck2-uses-gpio-dvs: + type: boolean + description: buck2 can be controlled by gpio dvs. + + s5m8767,pmic-buck3-uses-gpio-dvs: + type: boolean + description: buck3 can be controlled by gpio dvs. + + s5m8767,pmic-buck4-uses-gpio-dvs: + type: boolean + description: buck4 can be controlled by gpio dvs. + + s5m8767,pmic-buck-default-dvs-idx: + $ref: /schemas/types.yaml#/definitions/uint32-array + minimum: 0 + maximum: 7 + default: 0 + description: | + Default voltage setting selected from the possible 8 options selectable + by the dvs gpios. The value of this property should be between 0 and 7. + If not specified or if out of range, the default value of this property + is set to 0. + + s5m8767,pmic-buck-dvs-gpios: + minItems: 3 + maxItems: 3 + description: | + GPIO specifiers for three host gpio's used for dvs. + + vinb1-supply: + description: Power supply for buck1 + vinb2-supply: + description: Power supply for buck2 + vinb3-supply: + description: Power supply for buck3 + vinb4-supply: + description: Power supply for buck4 + vinb5-supply: + description: Power supply for buck5 + vinb6-supply: + description: Power supply for buck6 + vinb7-supply: + description: Power supply for buck7 + vinb8-supply: + description: Power supply for buck8 + vinb9-supply: + description: Power supply for buck9 + + vinl1-supply: + description: Power supply for LDO3, LDO10, LDO26, LDO27 + vinl2-supply: + description: Power supply for LDO13, LDO16, LDO25, LDO28 + vinl3-supply: + description: Power supply for LDO11, LDO14 + vinl4-supply: + description: Power supply for LDO4, LDO9 + vinl5-supply: + description: Power supply for LDO12, LDO17, LDO19, LDO23 + vinl6-supply: + description: Power supply for LDO18, LDO20, LDO21, LDO24 + vinl7-supply: + description: Power supply for LDO5, LDO22 + vinl8-supply: + description: Power supply for LDO1, LDO6, LDO7, LDO8, LDO15 + vinl9-supply: + description: Power supply for LDO2 + + wakeup-source: true + +required: + - compatible + - reg + - regulators + - s5m8767,pmic-buck-ds-gpios + +dependencies: + s5m8767,pmic-buck2-dvs-voltage: [ 's5m8767,pmic-buck-dvs-gpios' ] + s5m8767,pmic-buck3-dvs-voltage: [ 's5m8767,pmic-buck-dvs-gpios' ] + s5m8767,pmic-buck4-dvs-voltage: [ 's5m8767,pmic-buck-dvs-gpios' ] + s5m8767,pmic-buck2-uses-gpio-dvs: [ 's5m8767,pmic-buck-dvs-gpios', 's5m8767,pmic-buck2-dvs-voltage' ] + s5m8767,pmic-buck3-uses-gpio-dvs: [ 's5m8767,pmic-buck-dvs-gpios', 's5m8767,pmic-buck3-dvs-voltage' ] + s5m8767,pmic-buck4-uses-gpio-dvs: [ 's5m8767,pmic-buck-dvs-gpios', 's5m8767,pmic-buck4-dvs-voltage' ] + +additionalProperties: false + +allOf: + - if: + required: + - s5m8767,pmic-buck2-uses-gpio-dvs + then: + properties: + s5m8767,pmic-buck3-uses-gpio-dvs: false + s5m8767,pmic-buck4-uses-gpio-dvs: false + + - if: + required: + - s5m8767,pmic-buck3-uses-gpio-dvs + then: + properties: + s5m8767,pmic-buck2-uses-gpio-dvs: false + s5m8767,pmic-buck4-uses-gpio-dvs: false + + - if: + required: + - s5m8767,pmic-buck4-uses-gpio-dvs + then: + properties: + s5m8767,pmic-buck2-uses-gpio-dvs: false + s5m8767,pmic-buck3-uses-gpio-dvs: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@66 { + compatible = "samsung,s5m8767-pmic"; + reg = <0x66>; + + interrupt-parent = <&gpx3>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&s5m8767_irq &s5m8767_dvs &s5m8767_ds>; + wakeup-source; + + s5m8767,pmic-buck-default-dvs-idx = <3>; + s5m8767,pmic-buck2-uses-gpio-dvs; + + s5m8767,pmic-buck-dvs-gpios = <&gpd1 0 GPIO_ACTIVE_LOW>, + <&gpd1 1 GPIO_ACTIVE_LOW>, + <&gpd1 2 GPIO_ACTIVE_LOW>; + + s5m8767,pmic-buck-ds-gpios = <&gpx2 3 GPIO_ACTIVE_LOW>, + <&gpx2 4 GPIO_ACTIVE_LOW>, + <&gpx2 5 GPIO_ACTIVE_LOW>; + + s5m8767,pmic-buck2-dvs-voltage = <1350000>, <1300000>, + <1250000>, <1200000>, + <1150000>, <1100000>, + <1000000>, <950000>; + + s5m8767,pmic-buck3-dvs-voltage = <1100000>, <1100000>, + <1100000>, <1100000>, + <1000000>, <1000000>, + <1000000>, <1000000>; + + s5m8767,pmic-buck4-dvs-voltage = <1200000>, <1200000>, + <1200000>, <1200000>, + <1200000>, <1200000>, + <1200000>, <1200000>; + + clocks { + compatible = "samsung,s5m8767-clk"; + #clock-cells = <1>; + clock-output-names = "en32khz_ap", "en32khz_cp", "en32khz_bt"; + }; + + regulators { + LDO1 { + regulator-name = "VDD_ALIVE"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-always-on; + regulator-boot-on; + op_mode = <1>; /* Normal Mode */ + }; + + // ... + + BUCK1 { + regulator-name = "VDD_MIF"; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1100000>; + regulator-always-on; + regulator-boot-on; + op_mode = <1>; /* Normal Mode */ + }; + + BUCK2 { + regulator-name = "VDD_ARM"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + regulator-boot-on; + op_mode = <1>; /* Normal Mode */ + }; + + // ... + }; + }; + }; + + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@66 { + compatible = "samsung,s5m8767-pmic"; + reg = <0x66>; + + interrupt-parent = <&gpx3>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&s5m8767_irq &s5m8767_dvs &s5m8767_ds>; + wakeup-source; + + s5m8767,pmic-buck-ds-gpios = <&gpx2 3 GPIO_ACTIVE_LOW>, + <&gpx2 4 GPIO_ACTIVE_LOW>, + <&gpx2 5 GPIO_ACTIVE_LOW>; + + clocks { + compatible = "samsung,s5m8767-clk"; + #clock-cells = <1>; + clock-output-names = "en32khz_ap", "en32khz_cp", "en32khz_bt"; + }; + + regulators { + LDO1 { + regulator-name = "VDD_ALIVE"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-always-on; + regulator-boot-on; + op_mode = <1>; /* Normal Mode */ + }; + + // ... + }; + }; + }; diff --git a/Documentation/devicetree/bindings/mfd/samsung,sec-core.txt b/Documentation/devicetree/bindings/mfd/samsung,sec-core.txt deleted file mode 100644 index c68cdd365153..000000000000 --- a/Documentation/devicetree/bindings/mfd/samsung,sec-core.txt +++ /dev/null @@ -1,86 +0,0 @@ -Binding for Samsung S2M and S5M family multi-function device -============================================================ - -This is a part of device tree bindings for S2M and S5M family multi-function -devices. - -The Samsung S2MPA01, S2MPS11/13/14/15, S2MPU02 and S5M8767 is a family -of multi-function devices which include voltage and current regulators, RTC, -charger controller, clock outputs and other sub-blocks. It is interfaced -to the host controller using an I2C interface. Each sub-block is usually -addressed by the host system using different I2C slave addresses. - - -This document describes bindings for main device node. Optional sub-blocks -must be a sub-nodes to it. Bindings for them can be found in: - - bindings/regulator/samsung,s2mpa01.txt - - bindings/regulator/samsung,s2mps11.txt - - bindings/regulator/samsung,s5m8767.txt - - bindings/clock/samsung,s2mps11.txt - - -Required properties: - - compatible: Should be one of the following - - "samsung,s2mpa01-pmic", - - "samsung,s2mps11-pmic", - - "samsung,s2mps13-pmic", - - "samsung,s2mps14-pmic", - - "samsung,s2mps15-pmic", - - "samsung,s2mpu02-pmic", - - "samsung,s5m8767-pmic". - - reg: Specifies the I2C slave address of the pmic block. It should be 0x66. - -Optional properties: - - interrupts: Interrupt specifiers for interrupt sources. - - samsung,s2mps11-wrstbi-ground: Indicates that WRSTBI pin of PMIC is pulled - down. When the system is suspended it will always go down thus triggerring - unwanted buck warm reset (setting buck voltages to default values). - - samsung,s2mps11-acokb-ground: Indicates that ACOKB pin of S2MPS11 PMIC is - connected to the ground so the PMIC must manually set PWRHOLD bit in CTRL1 - register to turn off the power. Usually the ACOKB is pulled up to VBATT so - when PWRHOLD pin goes low, the rising ACOKB will trigger power off. - -Example: - - s2mps11_pmic@66 { - compatible = "samsung,s2mps11-pmic"; - reg = <0x66>; - - s2m_osc: clocks { - compatible = "samsung,s2mps11-clk"; - #clock-cells = <1>; - clock-output-names = "xx", "yy", "zz"; - }; - - regulators { - ldo1_reg: LDO1 { - regulator-name = "VDD_ABB_3.3V"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - }; - - ldo2_reg: LDO2 { - regulator-name = "VDD_ALIVE_1.1V"; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1100000>; - regulator-always-on; - }; - - buck1_reg: BUCK1 { - regulator-name = "vdd_mif"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1350000>; - regulator-always-on; - regulator-boot-on; - }; - - buck2_reg: BUCK2 { - regulator-name = "vdd_arm"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1350000>; - regulator-always-on; - regulator-boot-on; - regulator-ramp-delay = <50000>; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mpa01.txt b/Documentation/devicetree/bindings/regulator/samsung,s2mpa01.txt deleted file mode 100644 index bae3c7f838cf..000000000000 --- a/Documentation/devicetree/bindings/regulator/samsung,s2mpa01.txt +++ /dev/null @@ -1,79 +0,0 @@ -Binding for Samsung S2MPA01 regulator block -=========================================== - -This is a part of device tree bindings for S2M family multi-function devices. -More information can be found in bindings/mfd/sec-core.txt file. - -The S2MPA01 device provide buck and LDO regulators. - -To register these with regulator framework instantiate under main device node -a sub-node named "regulators" with more sub-nodes for each regulator using the -common regulator binding documented in: - - Documentation/devicetree/bindings/regulator/regulator.txt - - -Names of regulators supported by S2MPA01 device: - - LDOn - - valid values for n are 1 to 26 - - Example: LDO1, LD02, LDO26 - - BUCKn - - valid values for n are 1 to 10. - - Example: BUCK1, BUCK2, BUCK9 -Note: The 'n' in LDOn and BUCKn represents the LDO or BUCK number -as per the datasheet of device. - - -Optional properties of buck regulator nodes under "regulators" sub-node: - - regulator-ramp-delay: ramp delay in uV/us. May be 6250, 12500 - (default), 25000, or 50000. May be 0 for disabling the ramp delay on - BUCK{1,2,3,4}. - - In the absence of the regulator-ramp-delay property, the default ramp - delay will be used. - - Note: Some bucks share the ramp rate setting i.e. same ramp value - will be set for a particular group of bucks so provide the same - regulator-ramp-delay value for them. - Groups sharing ramp rate: - - buck{1,6}, - - buck{2,4}, - - buck{8,9,10}. - -Example: - - s2mpa01_pmic@66 { - compatible = "samsung,s2mpa01-pmic"; - reg = <0x66>; - - regulators { - ldo1_reg: LDO1 { - regulator-name = "VDD_ALIVE"; - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <1000000>; - }; - - ldo2_reg: LDO2 { - regulator-name = "VDDQ_MMC2"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - regulator-always-on; - }; - - buck1_reg: BUCK1 { - regulator-name = "vdd_mif"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1350000>; - regulator-always-on; - regulator-boot-on; - }; - - buck2_reg: BUCK2 { - regulator-name = "vdd_arm"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1350000>; - regulator-always-on; - regulator-boot-on; - regulator-ramp-delay = <50000>; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mpa01.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mpa01.yaml new file mode 100644 index 000000000000..0627dec513da --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s2mpa01.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s2mpa01.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPA01 Power Management IC regulators + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S2MPA01 provides buck and LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mpa01.yaml for + additional information and example. + +patternProperties: + # 26 LDOs + "^LDO([1-9]|1[0-9]|2[0-6])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + required: + - regulator-name + + # 10 bucks + "^BUCK([1-9]|10)$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + properties: + regulator-ramp-delay: + enum: [0, 6250, 12500, 25000, 50000] + default: 12500 + description: | + May be 0 for disabling the ramp delay on BUCK{1,2,3,4}. + + In the absence of the regulator-ramp-delay property, the default ramp + delay will be used. + + Note: Some bucks share the ramp rate setting i.e. same ramp value + will be set for a particular group of bucks so provide the same + regulator-ramp-delay value for them. + Groups sharing ramp rate: + * buck{1,6}, + * buck{2,4}, + * buck{8,9,10}. + + required: + - regulator-name + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mps11.txt b/Documentation/devicetree/bindings/regulator/samsung,s2mps11.txt deleted file mode 100644 index 27a48bf1b185..000000000000 --- a/Documentation/devicetree/bindings/regulator/samsung,s2mps11.txt +++ /dev/null @@ -1,102 +0,0 @@ -Binding for Samsung S2M family regulator block -============================================== - -This is a part of device tree bindings for S2M family multi-function devices. -More information can be found in bindings/mfd/sec-core.txt file. - -The S2MPS11/13/14/15 and S2MPU02 devices provide buck and LDO regulators. - -To register these with regulator framework instantiate under main device node -a sub-node named "regulators" with more sub-nodes for each regulator using the -common regulator binding documented in: - - Documentation/devicetree/bindings/regulator/regulator.txt - - -Names of regulators supported by different devices: - - LDOn - - valid values for n are: - - S2MPS11: 1 to 38 - - S2MPS13: 1 to 40 - - S2MPS14: 1 to 25 - - S2MPS15: 1 to 27 - - S2MPU02: 1 to 28 - - Example: LDO1, LDO2, LDO28 - - BUCKn - - valid values for n are: - - S2MPS11: 1 to 10 - - S2MPS13: 1 to 10 - - S2MPS14: 1 to 5 - - S2MPS15: 1 to 10 - - S2MPU02: 1 to 7 - - Example: BUCK1, BUCK2, BUCK9 -Note: The 'n' in LDOn and BUCKn represents the LDO or BUCK number -as per the datasheet of device. - - -Optional properties of the nodes under "regulators" sub-node: - - regulator-ramp-delay: ramp delay in uV/us. May be 6250, 12500, - 25000 (default) or 50000. - - Additionally S2MPS11 supports disabling ramp delay for BUCK{2,3,4,6} - by setting it to <0>. - - Note: On S2MPS11 some bucks share the ramp rate setting i.e. same ramp value - will be set for a particular group of bucks so provide the same - regulator-ramp-delay value for them. - Groups sharing ramp rate: - - buck{1,6}, - - buck{3,4}, - - buck{7,8,10}. - - - samsung,ext-control-gpios: On S2MPS14 the LDO10, LDO11 and LDO12 can be - configured to external control over GPIO. To turn this feature on this - property must be added to the regulator sub-node: - - samsung,ext-control-gpios: GPIO specifier for one GPIO - controlling this regulator (enable/disable) - Example: - LDO12 { - regulator-name = "V_EMMC_2.8V"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - samsung,ext-control-gpios = <&gpk0 2 0>; - }; - - -Example: - - s2mps11_pmic@66 { - compatible = "samsung,s2mps11-pmic"; - reg = <0x66>; - - regulators { - ldo1_reg: LDO1 { - regulator-name = "VDD_ABB_3.3V"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - }; - - ldo2_reg: LDO2 { - regulator-name = "VDD_ALIVE_1.1V"; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1100000>; - regulator-always-on; - }; - - buck1_reg: BUCK1 { - regulator-name = "vdd_mif"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1350000>; - regulator-always-on; - regulator-boot-on; - }; - - buck2_reg: BUCK2 { - regulator-name = "vdd_arm"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1350000>; - regulator-always-on; - regulator-boot-on; - regulator-ramp-delay = <50000>; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mps11.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mps11.yaml new file mode 100644 index 000000000000..e3b780715f44 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s2mps11.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/samsung,s2mps11.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPS11 Power Management IC regulators + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S2MPS11 provides buck and LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for + additional information and example. + +patternProperties: + # 38 LDOs + "^LDO([1-9]|[1-2][0-9]|3[0-8])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + required: + - regulator-name + + # 10 bucks + "^BUCK([1-9]|10)$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + required: + - regulator-name + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mps13.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mps13.yaml new file mode 100644 index 000000000000..579d77aefc3f --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s2mps13.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s2mps13.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPS13 Power Management IC regulators + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S2MPS13 provides buck and LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for + additional information and example. + +patternProperties: + # 40 LDOs + "^LDO([1-9]|[1-3][0-9]|40)$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + required: + - regulator-name + + # 10 bucks + "^BUCK([1-9]|10)$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + required: + - regulator-name + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mps14.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mps14.yaml new file mode 100644 index 000000000000..fdea290b3e94 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s2mps14.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s2mps14.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPS14 Power Management IC regulators + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S2MPS14 provides buck and LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for + additional information and example. + +patternProperties: + # 25 LDOs + "^LDO([1-9]|[1][0-9]|2[0-5])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + required: + - regulator-name + + # 5 bucks + "^BUCK[1-5]$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + required: + - regulator-name + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mps15.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mps15.yaml new file mode 100644 index 000000000000..b3a883c94628 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s2mps15.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s2mps15.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPS15 Power Management IC regulators + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S2MPS15 provides buck and LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for + additional information and example. + +patternProperties: + # 27 LDOs + "^LDO([1-9]|[1][0-9]|2[0-7])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + required: + - regulator-name + + # 10 bucks + "^BUCK([1-9]|10)$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + required: + - regulator-name + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mpu02.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mpu02.yaml new file mode 100644 index 000000000000..0ded6953e3b6 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s2mpu02.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s2mpu02.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPU02 Power Management IC regulators + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S2MPU02 provides buck and LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for + additional information and example. + +patternProperties: + # 28 LDOs + "^LDO([1-9]|1[0-9]|2[0-8])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + required: + - regulator-name + + # 7 bucks + "^BUCK[1-7]$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + required: + - regulator-name + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt deleted file mode 100644 index 093edda0c8df..000000000000 --- a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt +++ /dev/null @@ -1,145 +0,0 @@ -Binding for Samsung S5M8767 regulator block -=========================================== - -This is a part of device tree bindings for S5M family multi-function devices. -More information can be found in bindings/mfd/sec-core.txt file. - -The S5M8767 device provide buck and LDO regulators. - -To register these with regulator framework instantiate under main device node -a sub-node named "regulators" with more sub-nodes for each regulator using the -common regulator binding documented in: - - Documentation/devicetree/bindings/regulator/regulator.txt - - -Required properties of the main device node (the parent!): - - s5m8767,pmic-buck2-dvs-voltage: A set of 8 voltage values in micro-volt (uV) - units for buck2 when changing voltage using gpio dvs. Refer to [1] below - for additional information. - - - s5m8767,pmic-buck3-dvs-voltage: A set of 8 voltage values in micro-volt (uV) - units for buck3 when changing voltage using gpio dvs. Refer to [1] below - for additional information. - - - s5m8767,pmic-buck4-dvs-voltage: A set of 8 voltage values in micro-volt (uV) - units for buck4 when changing voltage using gpio dvs. Refer to [1] below - for additional information. - - - s5m8767,pmic-buck-ds-gpios: GPIO specifiers for three host gpio's used - for selecting GPIO DVS lines. It is one-to-one mapped to dvs gpio lines. - - [1] If none of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional - property is specified, the 's5m8767,pmic-buck[2/3/4]-dvs-voltage' - property should specify atleast one voltage level (which would be a - safe operating voltage). - - If either of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional - property is specified, then all the eight voltage values for the - 's5m8767,pmic-buck[2/3/4]-dvs-voltage' should be specified. - -Optional properties of the main device node (the parent!): - - s5m8767,pmic-buck2-uses-gpio-dvs: 'buck2' can be controlled by gpio dvs. - - s5m8767,pmic-buck3-uses-gpio-dvs: 'buck3' can be controlled by gpio dvs. - - s5m8767,pmic-buck4-uses-gpio-dvs: 'buck4' can be controlled by gpio dvs. - -Additional properties required if either of the optional properties are used: - - - s5m8767,pmic-buck234-default-dvs-idx: Default voltage setting selected from - the possible 8 options selectable by the dvs gpios. The value of this - property should be between 0 and 7. If not specified or if out of range, the - default value of this property is set to 0. - - - s5m8767,pmic-buck-dvs-gpios: GPIO specifiers for three host gpio's used - for dvs. The format of the gpio specifier depends in the gpio controller. - - -Names of regulators supported by S5M8767 device: - - LDOn - - valid values for n are 1 to 28 - - Example: LDO1, LDO2, LDO28 - - BUCKn - - valid values for n are 1 to 9. - - Example: BUCK1, BUCK2, BUCK9 -Note: The 'n' in LDOn and BUCKn represents the LDO or BUCK number -as per the datasheet of device. - - -Optional properties of the nodes under "regulators" sub-node: - - op_mode: describes the different operating modes of the LDO's with - power mode change in SOC. The different possible values are, - 0 - always off mode - 1 - on in normal mode - 2 - low power mode - 3 - suspend mode - - s5m8767,pmic-ext-control-gpios: (optional) GPIO specifier for one - GPIO controlling this regulator - (enable/disable); This is valid only - for buck9. - -Example: - - s5m8767_pmic@66 { - compatible = "samsung,s5m8767-pmic"; - reg = <0x66>; - - s5m8767,pmic-buck2-uses-gpio-dvs; - s5m8767,pmic-buck3-uses-gpio-dvs; - s5m8767,pmic-buck4-uses-gpio-dvs; - - s5m8767,pmic-buck-default-dvs-idx = <0>; - - s5m8767,pmic-buck-dvs-gpios = <&gpx0 0 0>, /* DVS1 */ - <&gpx0 1 0>, /* DVS2 */ - <&gpx0 2 0>; /* DVS3 */ - - s5m8767,pmic-buck-ds-gpios = <&gpx2 3 0>, /* SET1 */ - <&gpx2 4 0>, /* SET2 */ - <&gpx2 5 0>; /* SET3 */ - - s5m8767,pmic-buck2-dvs-voltage = <1350000>, <1300000>, - <1250000>, <1200000>, - <1150000>, <1100000>, - <1000000>, <950000>; - - s5m8767,pmic-buck3-dvs-voltage = <1100000>, <1100000>, - <1100000>, <1100000>, - <1000000>, <1000000>, - <1000000>, <1000000>; - - s5m8767,pmic-buck4-dvs-voltage = <1200000>, <1200000>, - <1200000>, <1200000>, - <1200000>, <1200000>, - <1200000>, <1200000>; - - regulators { - ldo1_reg: LDO1 { - regulator-name = "VDD_ABB_3.3V"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - op_mode = <1>; /* Normal Mode */ - }; - - ldo2_reg: LDO2 { - regulator-name = "VDD_ALIVE_1.1V"; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1100000>; - regulator-always-on; - }; - - buck1_reg: BUCK1 { - regulator-name = "VDD_MIF_1.2V"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1350000>; - regulator-always-on; - regulator-boot-on; - }; - - vemmc_reg: BUCK9 { - regulator-name = "VMEM_VDD_2.8V"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - op_mode = <3>; /* Standby Mode */ - s5m8767,pmic-ext-control-gpios = <&gpk0 2 0>; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml new file mode 100644 index 000000000000..80a63d47790a --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s5m8767.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5M8767 Power Management IC regulators + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S5M8767 provides buck and LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s5m8767.yaml for + additional information and example. + +patternProperties: + # 28 LDOs + "^LDO([1-9]|1[0-9]|2[0-8])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + properties: + op_mode: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + default: 1 + description: | + Describes the different operating modes of the LDO's with power mode + change in SOC. The different possible values are: + 0 - always off mode + 1 - on in normal mode + 2 - low power mode + 3 - suspend mode + + required: + - regulator-name + + # 8 bucks + "^BUCK[1-8]$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + required: + - regulator-name + + # 9 buck + "^BUCK9$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + properties: + s5m8767,pmic-ext-control-gpios: + maxItems: 1 + description: | + GPIO specifier for one GPIO controlling this regulator on/off. + + required: + - regulator-name + +additionalProperties: false |