From: Franz Schnyder <franz.schnyder@toradex.com>
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 <franz.schnyder@toradex.com>
---
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>;
--
2.43.0