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-rw-r--r--Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt6
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
index 5111e9130bc3..a74720486ee2 100644
--- a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
+++ b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
@@ -11,6 +11,7 @@ Required properties:
the appropriate jedec string:
"qcom,msm8994-ufshc", "qcom,ufshc", "jedec,ufs-2.0"
"qcom,msm8996-ufshc", "qcom,ufshc", "jedec,ufs-2.0"
+ "qcom,msm8998-ufshc", "qcom,ufshc", "jedec,ufs-2.0"
"qcom,sdm845-ufshc", "qcom,ufshc", "jedec,ufs-2.0"
- interrupts : <interrupt mapping for UFS host controller IRQ>
- reg : <registers mapping>
@@ -31,7 +32,6 @@ 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
@@ -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.
@@ -63,7 +65,6 @@ Example:
interrupts = <0 28 0>;
vdd-hba-supply = <&xxx_reg0>;
- vdd-hba-fixed-regulator;
vcc-supply = <&xxx_reg1>;
vcc-supply-1p8;
vccq-supply = <&xxx_reg2>;
@@ -79,4 +80,5 @@ Example:
reset-names = "rst";
phys = <&ufsphy1>;
phy-names = "ufsphy";
+ #reset-cells = <1>;
};