linux-kernel - [PATCH 1/4] arm64: dts: ti: k3-am62x-phyboard-lyra: Set RGB input to 16-bit for HDMI bridge

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Message-ID: <20241101131427.3815341-1-w.egorov@phytec.de>
Date: Fri, 1 Nov 2024 14:14:24 +0100
From: Wadim Egorov <w.egorov@...tec.de>
To: <nm@...com>, <vigneshr@...com>, <kristo@...nel.org>, <robh@...nel.org>,
	<krzk+dt@...nel.org>, <conor+dt@...nel.org>
CC: <upstream@...ts.phytec.de>, <linux-arm-kernel@...ts.infradead.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/4] arm64: dts: ti: k3-am62x-phyboard-lyra: Set RGB input to 16-bit for HDMI bridge

The phyBOARD-Lyra connects only 16 pins to the SII902x HDMI bridge's RGB
input. The default 24-bit setting causes incorrect color output. Update
to 16-bit to match the hardware configuration.

Signed-off-by: Wadim Egorov <w.egorov@...tec.de>
---
 arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi b/arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi
index e4633af87eb9..52cd25999511 100644
--- a/arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62x-phyboard-lyra.dtsi
@@ -376,6 +376,7 @@ port@0 {
 
 				sii9022_in: endpoint {
 					remote-endpoint = <&dpi1_out>;
+					bus-width = <16>;
 				};
 			};
 
-- 
2.34.1