From 47f8149d31535adafff43ff23084a97600686ddd Mon Sep 17 00:00:00 2001
From: Stefano Radaelli <stefano.r@variscite.com>
Date: Thu, 4 Jun 2026 00:54:00 +0200
Subject: [PATCH] arm64: dts: imx8mm-var-som-symphony: keep RGB_SEL low

Keep the RGB_SEL line driven low on the Symphony carrier board.

This avoids leaving the line floating and ensures the board remains in
the expected display configuration.

Signed-off-by: Stefano Radaelli <stefano.r@variscite.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
index 090752014ee2..fd0a1862ce90 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
@@ -168,6 +168,14 @@
 		reg = <0x21>;
 		gpio-controller;
 		#gpio-cells = <2>;
+
+		/* RGB_SEL */
+		lvds-brg-enable-hog {
+			gpio-hog;
+			gpios = <7 GPIO_ACTIVE_HIGH>;
+			output-low;
+			line-name = "rgb_sel";
+		};
 	};
 
 	st33ktpm2xi2c: tpm@2e {