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Wed, 29 Sep 2021 04:42:50 -0400 (EDT) From: Maxime Ripard To: Rob Herring , Frank Rowand , Chen-Yu Tsai , Maxime Ripard , =?utf-8?q?Jernej_=C5=A0krabec?= , Daniel Vetter , David Airlie , Laurent Pinchart Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 3/7] dt-bindings: display: sun4i: Add LVDS Dual-Link property Date: Wed, 29 Sep 2021 10:42:30 +0200 Message-Id: <20210929084234.1271915-4-maxime@cerno.tech> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210929084234.1271915-1-maxime@cerno.tech> References: <20210929084234.1271915-1-maxime@cerno.tech> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210929_014252_289484_D3A63348 X-CRM114-Status: GOOD ( 10.33 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The Allwinner SoCs with two TCONs and LVDS output can use both to drive an LVDS dual-link. Add a new property to express that link between these two TCONs. Signed-off-by: Maxime Ripard Reviewed-by: Laurent Pinchart --- .../bindings/display/allwinner,sun4i-a10-tcon.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/display/allwinner,sun4i-a10-tcon.yaml b/Documentation/devicetree/bindings/display/allwinner,sun4i-a10-tcon.yaml index 3a7d5d731712..d01b0689785c 100644 --- a/Documentation/devicetree/bindings/display/allwinner,sun4i-a10-tcon.yaml +++ b/Documentation/devicetree/bindings/display/allwinner,sun4i-a10-tcon.yaml @@ -113,6 +113,12 @@ properties: - const: edp - const: lvds + link-companion: + $ref: /schemas/types.yaml#/definitions/phandle + description: > + Phandle to the other TCON in the system used to drive a dual-link LVDS + output. + ports: $ref: /schemas/graph.yaml#/properties/ports