From: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
Add documentation for regulator modes and suspend states.
Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
---
.../bindings/regulator/act8945a-regulator.txt | 34 ++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
index ac955dea00d1..4017527619ab 100644
--- a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
@@ -15,11 +15,17 @@ Optional input supply properties:
- inl67-supply: The input supply for REG_LDO3 and REG_LDO4
Any standard regulator properties can be used to configure the single regulator.
+regulator-initial-mode, regulator-allowed-modes and regulator-mode could be
+specified using mode values from dt-bindings/regulator/active-semi,8945a-regulator.h
+file.
The valid names for regulators are:
REG_DCDC1, REG_DCDC2, REG_DCDC3, REG_LDO1, REG_LDO2, REG_LDO3, REG_LDO4.
Example:
+
+#include <dt-bindings/regulator/active-semi,8945a-regulator.h>
+
pmic@5b {
compatible = "active-semi,act8945a";
reg = <0x5b>;
@@ -32,6 +38,18 @@ Example:
regulator-min-microvolt = <1350000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
+
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-min-microvolt=<1400000>;
+ regulator-suspend-max-microvolt=<1400000>;
+ regulator-changeable-in-suspend;
+ regulator-mode=<ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ };
};
vdd_1v2_reg: REG_DCDC2 {
@@ -39,6 +57,14 @@ Example:
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1300000>;
regulator-always-on;
+
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};
vdd_3v3_reg: REG_DCDC3 {
@@ -53,6 +79,14 @@ Example:
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-always-on;
+
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
};
vdd_3v3_lp_reg: REG_LDO2 {
--
2.7.4
