Messages in this thread Patch in this message | | | From | "Bao D. Nguyen" <> | Subject | [PATCH v1 1/2] scsi: dt-bindings: ufs: Add vcc-voltage-level for UFS | Date | Mon, 31 Aug 2020 23:00:47 -0700 |
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UFS's specifications supports a range of Vcc operating voltage levels. Add documentation for the UFS's Vcc voltage levels setting.
Signed-off-by: Can Guo <cang@codeaurora.org> Signed-off-by: Asutosh Das <asutoshd@codeaurora.org> Signed-off-by: Bao D. Nguyen <nguyenb@codeaurora.org> --- Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt index 415ccdd..7257b32 100644 --- a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt +++ b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt @@ -23,6 +23,8 @@ Optional properties: with "phys" attribute, provides phandle to UFS PHY node - vdd-hba-supply : phandle to UFS host controller supply regulator node - vcc-supply : phandle to VCC supply regulator node +- vcc-voltage-level : specifies voltage levels for VCC supply. + Should be specified in pairs (min, max), units uV. - vccq-supply : phandle to VCCQ supply regulator node - vccq2-supply : phandle to VCCQ2 supply regulator node - vcc-supply-1p8 : For embedded UFS devices, valid VCC range is 1.7-1.95V -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
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