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-rw-r--r--Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
index b0f791a8b28d..fb1234e0532c 100644
--- a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
+++ b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
@@ -9,6 +9,7 @@ Required properties:
- reg : <registers mapping>
Optional properties:
+- vdd-hba-supply : phandle to UFS host controller supply regulator node
- vcc-supply : phandle to VCC supply regulator node
- vccq-supply : phandle to VCCQ supply regulator node
- vccq2-supply : phandle to VCCQ2 supply regulator node
@@ -20,6 +21,7 @@ Optional properties:
- vcc-max-microamp : specifies max. load that can be drawn from vcc supply
- vccq-max-microamp : specifies max. load that can be drawn from vccq supply
- vccq2-max-microamp : specifies max. load that can be drawn from vccq2 supply
+- <name>-fixed-regulator : boolean property specifying that <name>-supply is a fixed regulator
- clocks : List of phandle and clock specifier pairs
- clock-names : List of clock input name strings sorted in the same
@@ -39,6 +41,8 @@ Example:
reg = <0xfc598000 0x800>;
interrupts = <0 28 0>;
+ vdd-hba-supply = <&xxx_reg0>;
+ vdd-hba-fixed-regulator;
vcc-supply = <&xxx_reg1>;
vcc-supply-1p8;
vccq-supply = <&xxx_reg2>;