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-rw-r--r--Documentation/devicetree/bindings/mfd/axp20x.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/axp20x.txt b/Documentation/devicetree/bindings/mfd/axp20x.txt
index c6266052d23f..2af4ff95d6bc 100644
--- a/Documentation/devicetree/bindings/mfd/axp20x.txt
+++ b/Documentation/devicetree/bindings/mfd/axp20x.txt
@@ -37,6 +37,9 @@ more information:
- regulator-ramp-delay: sets the ramp up delay in uV/us
AXP20x/DCDC2: 1600, 800
AXP20x/LDO3: 1600, 800
+- regulator-soft-start: enable the output at the lowest possible voltage and
+ only then set the desired voltage
+ AXP20x/LDO3: software-based implementation
Optional properties:
- x-powers,dcdc-freq: defines the work frequency of DC-DC in KHz