The Active-semi ACT8945A PMIC is a Multi-Function Device, it has
two subdevices:
- Regulator
- Charger
This patch adds documentation for ACT8945A DT bindings.
Signed-off-by: Wenyou Yang <wenyou.yang@xxxxxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
Changes in v8: None
Changes in v7:
- collect Acked-by from Lee Jones
Changes in v6:
- change the regulator name.
Changes in v5: None
Changes in v4: None
Changes in v3:
- fix the tabbing errors in Example.
- use "pmic@5b" label, not "act8945a@5b" in Example.
- collect Acked-by from Rob.
Changes in v2:
- use more specific label in Example.
- add pmic and charger nodes in Example.
Documentation/devicetree/bindings/mfd/act8945a.txt | 82 ++++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mfd/act8945a.txt
diff --git a/Documentation/devicetree/bindings/mfd/act8945a.txt b/Documentation/devicetree/bindings/mfd/act8945a.txt
new file mode 100644
index 0000000..f2a8387
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/act8945a.txt
@@ -0,0 +1,82 @@
+Device-Tree bindings for Active-semi ACT8945A MFD driver
+
+Required properties:
+ - compatible: "active-semi,act8945a".
+ - reg: the I2C slave address for the ACT8945A chip
+
+The chip exposes two subdevices:
+ - a regulators: see ../regulator/act8945a-regulator.txt
+ - a charger: see ../power/act8945a-charger.txt
+
+Example:
+ pmic@5b {
+ compatible = "active-semi,act8945a";
+ reg = <0x5b>;
+ status = "okay";
+
+ pmic {
+ compatible = "active-semi,act8945a-regulator";
+ active-semi,vsel-high;
+
+ regulators {
+ vdd_1v35_reg: REG_DCDC1 {
+ regulator-name = "VDD_1V35";
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ };
+
+ vdd_1v2_reg: REG_DCDC2 {
+ regulator-name = "VDD_1V2";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-always-on;
+ };
+
+ vdd_3v3_reg: REG_DCDC3 {
+ regulator-name = "VDD_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ vdd_fuse_reg: REG_LDO1 {
+ regulator-name = "VDD_FUSE";
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ regulator-always-on;
+ };
+
+ vdd_3v3_lp_reg: REG_LDO2 {
+ regulator-name = "VDD_3V3_LP";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ vdd_led_reg: REG_LDO3 {
+ regulator-name = "VDD_LED";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ vdd_sdhc_1v8_reg: REG_LDO4 {
+ regulator-name = "VDD_SDHC_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+ };
+ };
+
+ charger {
+ compatible = "active-semi,act8945a-charger";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_charger_chglev>;
+ active-semi,chglev-gpio = <&pioA 12 GPIO_ACTIVE_HIGH>;
+ active-semi,input_voltage_threshold = <6600>;
+ active-semi,precondition_timeout = <40>;
+ active-semi,total_timeout = <3>;
+ };
+ };
--
1.7.9.5
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