[PATCH 3/4] arm64: dts: mediatek: mt7986: add missing pin groups to BPI-R3

[Leith Bade]

The uart0, mdio and switch nodes are not connected to pin groups unlike
most of the other nodes.

Signed-off-by: Leith Bade <leith at bade.nz>
---
 .../dts/mediatek/mt7986a-bananapi-bpi-r3.dts  | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts
index 2cccbec39d34..54087001cc8c 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts
@@ -194,6 +194,8 @@ gmac1: mac at 1 {
 	};
 
 	mdio: mdio-bus {
+		pinctrl-names = "default";
+		pinctrl-0 = <&mdio_pins>;
 		#address-cells = <1>;
 		#size-cells = <0>;
 	};
@@ -206,6 +208,8 @@ switch: switch at 31 {
 		interrupt-controller;
 		#interrupt-cells = <1>;
 		interrupts-extended = <&pio 66 IRQ_TYPE_LEVEL_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&switch_pins>;
 		reset-gpios = <&pio 32 GPIO_ACTIVE_HIGH>;
 	};
 };
@@ -335,6 +339,13 @@ mux {
 		};
 	};
 
+	uart0_pins: uart0-pins {
+		mux {
+			function = "uart";
+			groups = "uart0";
+		};
+	};
+
 	uart1_pins: uart1-pins {
 		mux {
 			function = "uart";
@@ -349,6 +360,20 @@ mux {
 		};
 	};
 
+	mdio_pins: mdio-pins {
+		mux {
+			function = "eth";
+			groups = "mdc_mdio";
+		};
+	};
+
+	switch_pins: switch-pins {
+		mux {
+			function = "eth";
+			groups = "switch_int";
+		};
+	};
+
 	wf_2g_5g_pins: wf-2g-5g-pins {
 		mux {
 			function = "wifi";
@@ -471,6 +496,8 @@ &trng {
 };
 
 &uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_pins>;
 	status = "okay";
 };
 
-- 
2.25.1