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From:   allen <allen.chen@ite.com.tw>
CC:     Allen Chen <allen.chen@ite.com.tw>,
        Jau-Chih Tseng <Jau-Chih.Tseng@ite.com.tw>,
        Kenneth Hung <Kenneth.Hung@ite.com.tw>,
        Hermes Wu <Hermes.Wu@ite.com.tw>,
        Pin-yen Lin <treapking@chromium.org>,
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        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        "open list:DRM DRIVERS" <dri-devel@lists.freedesktop.org>,
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Subject: [PATCH v2 1/2] dt-bindings: it6505: add properties to restrict output bandwidth
Date:   Thu, 29 Sep 2022 09:44:51 +0800
Message-ID: <20220929014456.30077-2-allen.chen@ite.com.tw>
In-Reply-To: <20220929014456.30077-1-allen.chen@ite.com.tw>
References: <20220929014456.30077-1-allen.chen@ite.com.tw>
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From: allen chen <allen.chen@ite.com.tw>

Add properties to restrict dp output data-lanes and clock.

Signed-off-by: Pin-Yen Lin <treapking@chromium.org>
Signed-off-by: Allen Chen <allen.chen@ite.com.tw>
---
 .../devicetree/bindings/display/bridge/ite,it6505.yaml | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml
index 833d11b2303a..62b9f2192202 100644
--- a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml
@@ -52,6 +52,14 @@ properties:
     maxItems: 1
     description: extcon specifier for the Power Delivery
 
+  data-lanes:
+    maxItems: 1
+    description: restrict the dp output data-lanes with value of 1-4
+
+  max-pixel-clock-khz:
+    maxItems: 1
+    description: restrict max pixel clock
+
   port:
     $ref: /schemas/graph.yaml#/properties/port
     description: A port node pointing to DPI host port node
@@ -84,6 +92,8 @@ examples:
             pwr18-supply = <&it6505_pp18_reg>;
             reset-gpios = <&pio 179 1>;
             extcon = <&usbc_extcon>;
+            data-lanes = <2>;
+            max-pixel-clock-khz = <150000>;
 
             port {
                 it6505_in: endpoint {
-- 
2.25.1