arm64: dts: mediatek: mt7981b: Configure UART0 pinmux

Add explicit pinctrl configuration for UART0

Signed-off-by: Sjoerd Simons <sjoerd@collabora.com>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

diff --git a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
index 58c99f2a252185ab3848e72d0046660552231498..4fa35bbf0a9cd4199bd4f9e62bf84d765559d931 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
@@ -102,6 +102,8 @@
                        clocks = <&infracfg CLK_INFRA_UART0_SEL>,
                                 <&infracfg CLK_INFRA_UART0_CK>;
                        clock-names = "baud", "bus";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&uart0_pins>;
                        status = "disabled";
                };
 
@@ -229,6 +231,13 @@
                        gpio-controller;
                        #gpio-cells = <2>;
                        #interrupt-cells = <2>;
+
+                       uart0_pins: uart0-pins {
+                               mux {
+                                       function = "uart";
+                                       groups = "uart0";
+                               };
+                       };
                };
 
                efuse@11f20000 {