linux-kernel - [PATCH v2 1/3] dt-bindings: phy: qcom-edp: Add missing clock for X Elite

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Message-Id: <20250903-phy-qcom-edp-add-missing-refclk-v2-1-d88c1b0cdc1b@linaro.org>
Date: Wed, 03 Sep 2025 15:37:42 +0300
From: Abel Vesa <abel.vesa@...aro.org>
To: Vinod Koul <vkoul@...nel.org>, 
 Kishon Vijay Abraham I <kishon@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
 Dmitry Baryshkov <lumag@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>, 
 Sibi Sankar <quic_sibis@...cinc.com>, 
 Rajendra Nayak <quic_rjendra@...cinc.com>
Cc: Johan Hovold <johan@...nel.org>, Taniya Das <quic_tdas@...cinc.com>, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, 
 linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Abel Vesa <abel.vesa@...aro.org>, stable@...r.kernel.org
Subject: [PATCH v2 1/3] dt-bindings: phy: qcom-edp: Add missing clock for X
 Elite

On X Elite platform, the eDP PHY uses one more clock called
refclk. Add it to the schema.

Cc: stable@...r.kernel.org # v6.10
Fixes: 5d5607861350 ("dt-bindings: phy: qcom-edp: Add X1E80100 PHY compatibles")
Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
---
 .../devicetree/bindings/phy/qcom,edp-phy.yaml      | 28 +++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/phy/qcom,edp-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,edp-phy.yaml
index eb97181cbb9579893b4ee26a39c3559ad87b2fba..a8ba0aa9ff9d83f317bd897a7d564f7e13f6a1e2 100644
--- a/Documentation/devicetree/bindings/phy/qcom,edp-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,edp-phy.yaml
@@ -37,12 +37,15 @@ properties:
       - description: PLL register block
 
   clocks:
-    maxItems: 2
+    minItems: 2
+    maxItems: 3
 
   clock-names:
+    minItems: 2
     items:
       - const: aux
       - const: cfg_ahb
+      - const: refclk
 
   "#clock-cells":
     const: 1
@@ -64,6 +67,29 @@ required:
   - "#clock-cells"
   - "#phy-cells"
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          enum:
+            - qcom,x1e80100-dp-phy
+    then:
+      properties:
+        clocks:
+          minItems: 3
+          maxItems: 3
+        clock-names:
+          minItems: 3
+          maxItems: 3
+    else:
+      properties:
+        clocks:
+          minItems: 2
+          maxItems: 2
+        clock-names:
+          minItems: 2
+          maxItems: 2
+
 additionalProperties: false
 
 examples:

-- 
2.45.2