diff options
Diffstat (limited to 'Documentation/devicetree/bindings/mfd/rockchip,rk816.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/mfd/rockchip,rk816.yaml | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/rockchip,rk816.yaml b/Documentation/devicetree/bindings/mfd/rockchip,rk816.yaml new file mode 100644 index 0000000000..0676890f10 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/rockchip,rk816.yaml @@ -0,0 +1,274 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/rockchip,rk816.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: RK816 Power Management Integrated Circuit + +maintainers: + - Chris Zhong <zyw@rock-chips.com> + - Zhang Qing <zhangqing@rock-chips.com> + +description: + Rockchip RK816 series PMIC. This device consists of an i2c controlled MFD + that includes regulators, a RTC, a GPIO controller, a power button, and a + battery charger manager with fuel gauge. + +properties: + compatible: + enum: + - rockchip,rk816 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + '#clock-cells': + description: + See <dt-bindings/clock/rockchip,rk808.h> for clock IDs. + const: 1 + + clock-output-names: + maxItems: 2 + + gpio-controller: true + + '#gpio-cells': + const: 2 + + system-power-controller: + type: boolean + description: + Telling whether or not this PMIC is controlling the system power. + + wakeup-source: + type: boolean + + vcc1-supply: + description: + The input supply for dcdc1. + + vcc2-supply: + description: + The input supply for dcdc2. + + vcc3-supply: + description: + The input supply for dcdc3. + + vcc4-supply: + description: + The input supply for dcdc4. + + vcc5-supply: + description: + The input supply for ldo1, ldo2, and ldo3. + + vcc6-supply: + description: + The input supply for ldo4, ldo5, and ldo6. + + vcc7-supply: + description: + The input supply for boost. + + vcc8-supply: + description: + The input supply for otg-switch. + + regulators: + type: object + patternProperties: + '^(boost|dcdc[1-4]|ldo[1-6]|otg-switch)$': + type: object + $ref: /schemas/regulator/regulator.yaml# + unevaluatedProperties: false + additionalProperties: false + +patternProperties: + '-pins$': + type: object + additionalProperties: false + $ref: /schemas/pinctrl/pinmux-node.yaml + + properties: + function: + enum: [gpio, thermistor] + + pins: + $ref: /schemas/types.yaml#/definitions/string + const: gpio0 + +required: + - compatible + - reg + - interrupts + - '#clock-cells' + +additionalProperties: false + +examples: + - | + #include <dt-bindings/pinctrl/rockchip.h> + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/gpio/gpio.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + rk816: pmic@1a { + compatible = "rockchip,rk816"; + reg = <0x1a>; + interrupt-parent = <&gpio0>; + interrupts = <RK_PA2 IRQ_TYPE_LEVEL_LOW>; + clock-output-names = "xin32k", "rk816-clkout2"; + pinctrl-names = "default"; + pinctrl-0 = <&pmic_int_l>; + gpio-controller; + system-power-controller; + wakeup-source; + #clock-cells = <1>; + #gpio-cells = <2>; + + vcc1-supply = <&vcc_sys>; + vcc2-supply = <&vcc_sys>; + vcc3-supply = <&vcc_sys>; + vcc4-supply = <&vcc_sys>; + vcc5-supply = <&vcc33_io>; + vcc6-supply = <&vcc_sys>; + + regulators { + vdd_cpu: dcdc1 { + regulator-name = "vdd_cpu"; + regulator-min-microvolt = <750000>; + regulator-max-microvolt = <1450000>; + regulator-ramp-delay = <6001>; + regulator-initial-mode = <1>; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vdd_logic: dcdc2 { + regulator-name = "vdd_logic"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1250000>; + regulator-ramp-delay = <6001>; + regulator-initial-mode = <1>; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1000000>; + }; + }; + + vcc_ddr: dcdc3 { + regulator-name = "vcc_ddr"; + regulator-initial-mode = <1>; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-on-in-suspend; + }; + }; + + vcc33_io: dcdc4 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc33_io"; + regulator-initial-mode = <1>; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <3300000>; + }; + }; + + vccio_pmu: ldo1 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vccio_pmu"; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <3300000>; + }; + }; + + vcc_tp: ldo2 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc_tp"; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vdd_10: ldo3 { + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-name = "vdd_10"; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1000000>; + }; + }; + + vcc18_lcd: ldo4 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-name = "vcc18_lcd"; + + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1800000>; + }; + }; + + vccio_sd: ldo5 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vccio_sd"; + + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <3300000>; + }; + }; + + vdd10_lcd: ldo6 { + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-name = "vdd10_lcd"; + + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1000000>; + }; + }; + }; + + rk816_gpio_pins: gpio-pins { + function = "gpio"; + pins = "gpio0"; + }; + }; + }; |