linux-kernel - [PATCH v11 2/5] dt-bindings: msm/dp: add data-lanes and link-frequencies property

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Message-ID: <1670539015-11808-3-git-send-email-quic_khsieh@quicinc.com>
Date:   Thu, 8 Dec 2022 14:36:52 -0800
From:   Kuogee Hsieh <quic_khsieh@...cinc.com>
To:     <dri-devel@...ts.freedesktop.org>, <robdclark@...il.com>,
        <sean@...rly.run>, <swboyd@...omium.org>, <dianders@...omium.org>,
        <vkoul@...nel.org>, <daniel@...ll.ch>, <airlied@...ux.ie>,
        <agross@...nel.org>, <dmitry.baryshkov@...aro.org>,
        <andersson@...nel.org>, <konrad.dybcio@...ainline.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <devicetree@...r.kernel.org>, <airlied@...il.com>
CC:     Kuogee Hsieh <quic_khsieh@...cinc.com>,
        <quic_abhinavk@...cinc.com>, <quic_sbillaka@...cinc.com>,
        <freedreno@...ts.freedesktop.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v11 2/5] dt-bindings: msm/dp: add data-lanes and link-frequencies property

Add both data-lanes and link-frequencies property into endpoint

Changes in v7:
-- split yaml out of dtsi patch
-- link-frequencies from link rate to symbol rate
-- deprecation of old data-lanes property

Changes in v8:
-- correct Bjorn mail address to kernel.org

Changes in v10:
-- add menu item to data-lanes and link-frequecnis

Changes in v11:
-- add endpoint property at port@1

Signed-off-by: Kuogee Hsieh <quic_khsieh@...cinc.com>`
---
 .../bindings/display/msm/dp-controller.yaml        | 27 ++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
index f2515af..2a7fdef8 100644
--- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
+++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
@@ -81,6 +81,7 @@ properties:
 
   data-lanes:
     $ref: /schemas/types.yaml#/definitions/uint32-array
+    deprecated: true
     minItems: 1
     maxItems: 4
     items:
@@ -96,6 +97,7 @@ properties:
 
   ports:
     $ref: /schemas/graph.yaml#/properties/ports
+
     properties:
       port@0:
         $ref: /schemas/graph.yaml#/properties/port
@@ -105,6 +107,29 @@ properties:
         $ref: /schemas/graph.yaml#/properties/port
         description: Output endpoint of the controller
 
+        properties:
+          endpoint:
+            $ref: /schemas/media/video-interfaces.yaml#
+
+            properties:
+              remote-endpoint: true
+              data-lanes:
+                $ref: /schemas/types.yaml#/definitions/uint32-array
+                minItems: 1
+                maxItems: 4
+                items:
+                  maximum: 3
+              link-frequencies:
+                $ref: /schemas/types.yaml#/definitions/uint64-array
+                minItems: 1
+                maxItems: 4
+                items:
+                  maximum: 8100000000
+  
+  required:
+    - port@0
+    - port@1
+   
 required:
   - compatible
   - reg
@@ -193,6 +218,8 @@ examples:
                 reg = <1>;
                 endpoint {
                     remote-endpoint = <&typec>;
+                    data-lanes = <0 1>;
+                    link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
                 };
             };
         };
-- 
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