[PATCH 2/2] regulator: add documentation for ACT8945A's regulator DT bindings
From: Wenyou Yang <hidden>
Date: 2016-01-08 02:11:17
Also in:
linux-devicetree, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest, voltage and current regulator framework · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Liam Girdwood, Mark Brown
This patch adds documentation for the DT bindings of the regulator subdevice of ACT8945A MFD. Signed-off-by: Wenyou Yang <redacted> --- .../bindings/regulator/act8945a-regulator.txt | 78 ++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
diff --git a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
new file mode 100644
index 0000000..f67ff86
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt@@ -0,0 +1,78 @@ +Device-Tree bindings for regulators of Active-semi ACT8945A Multi-Function Device + +Required properties: + - compatible: "active-semi,act8945a-regulator" + +Optional properties: +- active-semi,vsel-high: Indicates if the VSEL pin is set to logic-high. + If this property is missing, assume the VSEL pin is set to logic-low. + +Optional input supply properties: + - vp1-supply: The input supply for DCDC_REG1 + - vp2-supply: The input supply for DCDC_REG2 + - vp3-supply: The input supply for DCDC_REG3 + - inl45-supply: The input supply for LDO_REG1 and LDO_REG2 + - inl67-supply: The input supply for LDO_REG3 and LDO_REG4 + +Any standard regulator properties can be used to configure the single regulator. + +The valid names for regulators are: + DCDC_REG1, DCDC_REG2, DCDC_REG3, LDO_REG1, LDO_REG2, LDO_REG3, LDO_REG4. + +Example: + + pmic { + compatible = "active-semi,act8945a-regulator"; + active-semi,vsel-high; + + regulators { + vdd_1v35_reg: DCDC_REG1 { + regulator-name = "VDD_1V35"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + }; + + vdd_1v2_reg: DCDC_REG2 { + regulator-name = "VDD_1V2"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + }; + + vdd_3v3_reg: DCDC_REG3 { + regulator-name = "VDD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_fuse_reg: LDO_REG1 { + regulator-name = "VDD_FUSE"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-always-on; + }; + + vdd_3v3_lp_reg: LDO_REG2 { + regulator-name = "VDD_3V3_LP"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_led_reg: LDO_REG3 { + regulator-name = "VDD_LED"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_sdhc_1v8_reg: LDO_REG4 { + regulator-name = "VDD_SDHC_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + }; + };
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1.7.9.5