[PATCH v3 3/5] dt-bindings: phy: qcom-qusb2: Add support for overriding Phy tuning parameters

[Sandeep Maheswaram <sanm@codeaurora.org>]

Add support for overriding QUSB2 V2 phy tuning parameters
in device tree bindings.

Signed-off-by: Sandeep Maheswaram <sanm@codeaurora.org>
---
 .../devicetree/bindings/phy/qcom,qusb2-phy.yaml    | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml
index 83cd01d..df4e000 100644
--- a/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml
@@ -84,6 +84,28 @@ properties:
         maximum: 63
         default: 0
 
+  qcom,bias-ctrl-value:
+    description:
+        It is a 6 bit value that specifies bias-ctrl-value. It is a PHY
+        tuning parameter that may vary for different boards of same SOC.
+        This property is applicable to only QUSB2 v2 PHY.
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/uint32
+      - minimum: 0
+        maximum: 63
+        default: 0
+
+  qcom,charge-ctrl-value:
+    description:
+        It is a 2 bit value that specifies charge-ctrl-value. It is a PHY
+        tuning parameter that may vary for different boards of same SOC.
+        This property is applicable to only QUSB2 v2 PHY.
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/uint32
+      - minimum: 0
+        maximum: 3
+        default: 0
+
   qcom,hstx-trim-value:
     description:
         It is a 4 bit value that specifies tuning for HSTX
@@ -122,6 +144,17 @@ properties:
         maximum: 1
         default: 0
 
+  qcom,hsdisc-trim-value:
+    description:
+        It is a 2 bit value tuning parameter that control disconnect
+	threshold and may vary for different boards of same SOC.
+        This property is applicable to only QUSB2 v2 PHY.
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/uint32
+      - minimum: 0
+        maximum: 3
+        default: 0
+
 required:
   - compatible
   - reg
-- 
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