Messages in this thread Patch in this message | | | From | Evan Green <> | Subject | [PATCH v5 1/8] dt-bindings: ufs: Add #reset-cells for Qualcomm controllers | Date | Thu, 21 Mar 2019 10:17:53 -0700 |
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Enable Qualcomm UFS controllers to expose the PHY reset via a reset controller.
Signed-off-by: Evan Green <evgreen@chromium.org> Reviewed-by: Rob Herring <robh@kernel.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org>
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Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None
Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt index 5111e9130bc3..f647c09bc62a 100644 --- a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt +++ b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt @@ -50,6 +50,8 @@ Optional properties: -lanes-per-direction : number of lanes available per direction - either 1 or 2. Note that it is assume same number of lanes is used both directions at once. If not specified, default is 2 lanes per direction. +- #reset-cells : Must be <1> for Qualcomm UFS controllers that expose + PHY reset from the UFS controller. - resets : reset node register - reset-names : describe reset node register, the "rst" corresponds to reset the whole UFS IP. @@ -79,4 +81,5 @@ Example: reset-names = "rst"; phys = <&ufsphy1>; phy-names = "ufsphy"; + #reset-cells = <1>; }; -- 2.20.1
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