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Sat, 18 Feb 2023 03:17:29 -0800 (PST) Received: from treapking.tpe.corp.google.com ([2401:fa00:1:10:88dd:be84:8f65:fec2]) by smtp.gmail.com with ESMTPSA id 23-20020aa79157000000b005a8686b72fcsm4457829pfi.75.2023.02.18.03.17.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Feb 2023 03:17:29 -0800 (PST) From: Pin-yen Lin To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Benson Leung Cc: Chun-Kuang Hu , devicetree@vger.kernel.org, Nicolas Boichat , chrome-platform@lists.linux.dev, linux-kernel@vger.kernel.org, Guenter Roeck , Matthias Brugger , dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, Philipp Zabel , linux-arm-kernel@lists.infradead.org, Pin-yen Lin Subject: [PATCH v3 1/5] dt-bindings: display: bridge: Add ddc-i2c-bus for anx7688 Date: Sat, 18 Feb 2023 19:17:08 +0800 Message-Id: <20230218111712.2380225-2-treapking@chromium.org> X-Mailer: git-send-email 2.39.2.637.g21b0678d19-goog In-Reply-To: <20230218111712.2380225-1-treapking@chromium.org> References: <20230218111712.2380225-1-treapking@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230218_031732_787062_8EC14819 X-CRM114-Status: GOOD ( 10.28 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Introduce a optional "ddc-i2c-bus" property for anx7688 bridge. This allows the bridge to register a .get_edid callback. Signed-off-by: Pin-yen Lin --- Changes in v3: - New in v3 .../bindings/display/bridge/google,cros-ec-anx7688.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/display/bridge/google,cros-ec-anx7688.yaml b/Documentation/devicetree/bindings/display/bridge/google,cros-ec-anx7688.yaml index a44d025d33bd..9d5ce8172e88 100644 --- a/Documentation/devicetree/bindings/display/bridge/google,cros-ec-anx7688.yaml +++ b/Documentation/devicetree/bindings/display/bridge/google,cros-ec-anx7688.yaml @@ -25,6 +25,10 @@ properties: maxItems: 1 description: I2C address of the device. + ddc-i2c-bus: + description: phandle link to the I2C controller used for DDC EDID probing + $ref: /schemas/types.yaml#/definitions/phandle + ports: $ref: /schemas/graph.yaml#/properties/ports @@ -59,6 +63,7 @@ examples: anx7688: anx7688@2c { compatible = "google,cros-ec-anx7688"; reg = <0x2c>; + ddc-i2c-bus = <&hdmiddc0>; ports { #address-cells = <1>;