The UART2 RX/TX pins on Allwinner V3 series is at PB0/1, which is used
as debugging UART on some boards.
Add pinctrl node for them.
Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
---
arch/arm/boot/dts/sun8i-v3s.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-v3s.dtsi b/arch/arm/boot/dts/sun8i-v3s.dtsi
index 7d40897dab09..4cfdf193cf88 100644
--- a/arch/arm/boot/dts/sun8i-v3s.dtsi
+++ b/arch/arm/boot/dts/sun8i-v3s.dtsi
@@ -322,6 +322,11 @@ uart0_pb_pins: uart0-pb-pins {
function = "uart0";
};
+ uart2_pins: uart2-pins {
+ pins = "PB0", "PB1";
+ function = "uart2";
+ };
+
mmc0_pins: mmc0-pins {
pins = "PF0", "PF1", "PF2", "PF3",
"PF4", "PF5";
@@ -397,6 +402,8 @@ uart2: serial@1c28800 {
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART2>;
resets = <&ccu RST_BUS_UART2>;
+ pinctrl-0 = <&uart2_pins>;
+ pinctrl-names = "default";
status = "disabled";
};
--
2.27.0
