From 6a771a656041f404fae143e5d753d37f5c0688e7 Mon Sep 17 00:00:00 2001 From: Raviv Shvili Date: Thu, 25 Sep 2014 15:32:24 +0300 Subject: ufs: add voting support for host controller power Add the support for voting of the regulator powering the host controller logic. Signed-off-by: Raviv Shvili Signed-off-by: Subhash Jadavani Signed-off-by: Dolev Raviv Signed-off-by: Christoph Hellwig --- Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Documentation/devicetree/bindings/ufs') 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 : 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 +- -fixed-regulator : boolean property specifying that -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>; -- cgit