diff options
Diffstat (limited to 'Documentation/devicetree/bindings/regulator')
3 files changed, 145 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/regulator/fixed-regulator.txt b/Documentation/devicetree/bindings/regulator/fixed-regulator.txt index 9cf57fd042d2..2f5b6b1ba15f 100644 --- a/Documentation/devicetree/bindings/regulator/fixed-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/fixed-regulator.txt @@ -8,6 +8,8 @@ Optional properties: - startup-delay-us: startup time in microseconds - enable-active-high: Polarity of GPIO is Active high If this property is missing, the default assumed is Active low. +- gpio-open-drain: GPIO is open drain type. + If this property is missing then default assumption is false. Any property defined as part of the core regulator binding, defined in regulator.txt, can also be used. @@ -25,5 +27,6 @@ Example: gpio = <&gpio1 16 0>; startup-delay-us = <70000>; enable-active-high; - regulator-boot-on + regulator-boot-on; + gpio-open-drain; }; diff --git a/Documentation/devicetree/bindings/regulator/tps62360-regulator.txt b/Documentation/devicetree/bindings/regulator/tps62360-regulator.txt new file mode 100644 index 000000000000..c8ca6b8f6582 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/tps62360-regulator.txt @@ -0,0 +1,44 @@ +TPS62360 Voltage regulators + +Required properties: +- compatible: Must be one of the following. + "ti,tps62360" + "ti,tps62361", + "ti,tps62362", + "ti,tps62363", +- reg: I2C slave address + +Optional properties: +- ti,enable-vout-discharge: Enable output discharge. This is boolean value. +- ti,enable-pull-down: Enable pull down. This is boolean value. +- ti,vsel0-gpio: GPIO for controlling VSEL0 line. + If this property is missing, then assume that there is no GPIO + for vsel0 control. +- ti,vsel1-gpio: Gpio for controlling VSEL1 line. + If this property is missing, then assume that there is no GPIO + for vsel1 control. +- ti,vsel0-state-high: Inital state of vsel0 input is high. + If this property is missing, then assume the state as low (0). +- ti,vsel1-state-high: Inital state of vsel1 input is high. + If this property is missing, then assume the state as low (0). + +Any property defined as part of the core regulator binding, defined in +regulator.txt, can also be used. + +Example: + + abc: tps62360 { + compatible = "ti,tps62361"; + reg = <0x60>; + regulator-name = "tps62361-vout"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1500000>; + regulator-boot-on + ti,vsel0-gpio = <&gpio1 16 0>; + ti,vsel1-gpio = <&gpio1 17 0>; + ti,vsel0-state-high; + ti,vsel1-state-high; + ti,enable-pull-down; + ti,enable-force-pwm; + ti,enable-vout-discharge; + }; diff --git a/Documentation/devicetree/bindings/regulator/tps6586x.txt b/Documentation/devicetree/bindings/regulator/tps6586x.txt new file mode 100644 index 000000000000..0fcabaa3baa3 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/tps6586x.txt @@ -0,0 +1,97 @@ +TPS6586x family of regulators + +Required properties: +- compatible: "ti,tps6586x" +- reg: I2C slave address +- interrupts: the interrupt outputs of the controller +- #gpio-cells: number of cells to describe a GPIO +- gpio-controller: mark the device as a GPIO controller +- regulators: list of regulators provided by this controller, must be named + after their hardware counterparts: sm[0-2], ldo[0-9] and ldo_rtc + +Each regulator is defined using the standard binding for regulators. + +Example: + + pmu: tps6586x@34 { + compatible = "ti,tps6586x"; + reg = <0x34>; + interrupts = <0 88 0x4>; + + #gpio-cells = <2>; + gpio-controller; + + regulators { + sm0_reg: sm0 { + regulator-min-microvolt = < 725000>; + regulator-max-microvolt = <1500000>; + regulator-boot-on; + regulator-always-on; + }; + + sm1_reg: sm1 { + regulator-min-microvolt = < 725000>; + regulator-max-microvolt = <1500000>; + regulator-boot-on; + regulator-always-on; + }; + + sm2_reg: sm2 { + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <4550000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo0_reg: ldo0 { + regulator-name = "PCIE CLK"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + ldo1_reg: ldo1 { + regulator-min-microvolt = < 725000>; + regulator-max-microvolt = <1500000>; + }; + + ldo2_reg: ldo2 { + regulator-min-microvolt = < 725000>; + regulator-max-microvolt = <1500000>; + }; + + ldo3_reg: ldo3 { + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <3300000>; + }; + + ldo4_reg: ldo4 { + regulator-min-microvolt = <1700000>; + regulator-max-microvolt = <2475000>; + }; + + ldo5_reg: ldo5 { + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <3300000>; + }; + + ldo6_reg: ldo6 { + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <3300000>; + }; + + ldo7_reg: ldo7 { + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <3300000>; + }; + + ldo8_reg: ldo8 { + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <3300000>; + }; + + ldo9_reg: ldo9 { + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <3300000>; + }; + }; + }; |