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+# 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 <krzk@kernel.org>
+
+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:
+ - not:
+ required:
+ - s5m8767,pmic-buck2-uses-gpio-dvs
+ - s5m8767,pmic-buck3-uses-gpio-dvs
+ - not:
+ required:
+ - s5m8767,pmic-buck2-uses-gpio-dvs
+ - s5m8767,pmic-buck4-uses-gpio-dvs
+ - not:
+ required:
+ - s5m8767,pmic-buck3-uses-gpio-dvs
+ - s5m8767,pmic-buck4-uses-gpio-dvs
+
+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 */
+ };
+
+ // ...
+ };
+ };
+ };