From 222191225e69711089ecade3b98d79757d51e907 Mon Sep 17 00:00:00 2001 From: Franz Schnyder Date: Mon, 2 Feb 2026 09:36:00 +0100 Subject: [PATCH] arm64: dts: ti: k3-am69-aquila-dev: Fix DP regulator enable GPIO Correct the DP regulator enable GPIO to index 21. The 3.3V DP regulator was not being enabled by the assigned GPIO, as it is routed to GPIO index 21 and not 37, which was causing instability with displays connected over DP or via an active DP-to-HDMI adapter. Fixes: 39ac6623b1d8 ("arm64: dts: ti: Add Aquila AM69 Support") Cc: stable@vger.kernel.org Signed-off-by: Franz Schnyder Reviewed-by: Francesco Dolcini Link: https://patch.msgid.link/20260202083604.325060-2-fra.schnyder@gmail.com Signed-off-by: Vignesh Raghavendra --- arch/arm64/boot/dts/ti/k3-am69-aquila-dev.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-am69-aquila-dev.dts b/arch/arm64/boot/dts/ti/k3-am69-aquila-dev.dts index f48601ae38b7..d3677c2c2547 100644 --- a/arch/arm64/boot/dts/ti/k3-am69-aquila-dev.dts +++ b/arch/arm64/boot/dts/ti/k3-am69-aquila-dev.dts @@ -33,7 +33,7 @@ reg_3v3_dp: regulator-3v3-dp { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_gpio_21_dp>; /* Aquila GPIO_21_DP (AQUILA B57) */ - gpio = <&main_gpio0 37 GPIO_ACTIVE_HIGH>; + gpio = <&main_gpio0 21 GPIO_ACTIVE_HIGH>; enable-active-high; regulator-max-microvolt = <3300000>; regulator-min-microvolt = <3300000>;