From: Neil Armstrong <neil.armstrong@linaro.org>
Date: Mon, 8 Sep 2025 13:04:18 +0000 (+0200)
Subject: dt-bindings: display: bridge: simple: document the Realtek RTD2171 DP-to-HDMI bridge
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=2c4f536c75217476baabbd557a44e8d4c3a2a23a;p=users%2Fhch%2Fmisc.git

dt-bindings: display: bridge: simple: document the Realtek RTD2171 DP-to-HDMI bridge

The Realtek RTD2171 chipset is a transparent DisplayPort 1.4 to
HDMI 2.0 bridge.

This chipset is usually found in USB-C To HDMI Adapters and Docks,
or laptops to provide HDMI display output.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250908-topic-x1e80100-hdmi-v3-1-c53b0f2bc2fb@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
---

diff --git a/Documentation/devicetree/bindings/display/bridge/simple-bridge.yaml b/Documentation/devicetree/bindings/display/bridge/simple-bridge.yaml
index 421f99ca42d9..9ef587d46506 100644
--- a/Documentation/devicetree/bindings/display/bridge/simple-bridge.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/simple-bridge.yaml
@@ -29,6 +29,7 @@ properties:
           - adi,adv7123
           - dumb-vga-dac
           - radxa,ra620
+          - realtek,rtd2171
           - ti,opa362
           - ti,ths8134
           - ti,ths8135