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-rw-r--r--dts/Bindings/mfd/axp20x.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/dts/Bindings/mfd/axp20x.txt b/dts/Bindings/mfd/axp20x.txt
index 188f037..2af4ff9 100644
--- a/dts/Bindings/mfd/axp20x.txt
+++ b/dts/Bindings/mfd/axp20x.txt
@@ -32,6 +32,15 @@ Required properties:
- interrupt-controller: The PMIC has its own internal IRQs
- #interrupt-cells: Should be set to 1
+Supported common regulator properties, see ../regulator/regulator.txt for
+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
AXP152/20X: range: 750-1875, Default: 1.5 MHz