[PATCH 02/15] arm64: dts: mediatek: mt7981b-openwrt-one: Configure UART0 pinmux

Sjoerd Simons
2025-10-16T10:09:19Z

Add explicit pinctrl configuration for UART0 on the OpenWrt One board,

Signed-off-by: Sjoerd Simons <sjoerd@collabora.com>
---
arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts b/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
index 968b91f55bb27..f836059d7f475 100644
--- a/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
@@ -22,6 +22,17 @@ memory@40000000 {
};
};

+&pio {
+ uart0_pins: uart0-pins {
+ mux {
+ function = "uart";
+ groups = "uart0";
+ };
+ };
+};
+
&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
status = "okay";
};

--
2.51.0