arm64: dts: bitmain: Add UART pinctrl support for Sophon Edge
Add pinctrl support for UARTs exposed on the Sophon Edge board.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm64/boot/dts/bitmain/bm1880-sophon-edge.dts b/arch/arm64/boot/dts/bitmain/bm1880-sophon-edge.dts
index 6bdf4c1..3e8c707 100644
--- a/arch/arm64/boot/dts/bitmain/bm1880-sophon-edge.dts
+++ b/arch/arm64/boot/dts/bitmain/bm1880-sophon-edge.dts
@@ -148,17 +148,46 @@
};
};
+&pinctrl {
+ pinctrl_uart0_default: pinctrl-uart0-default {
+ pinmux {
+ groups = "uart0_grp";
+ function = "uart0";
+ };
+ };
+
+ pinctrl_uart1_default: pinctrl-uart1-default {
+ pinmux {
+ groups = "uart1_grp";
+ function = "uart1";
+ };
+ };
+
+ pinctrl_uart2_default: pinctrl-uart2-default {
+ pinmux {
+ groups = "uart2_grp";
+ function = "uart2";
+ };
+ };
+};
+
&uart0 {
status = "okay";
clocks = <&uart_clk>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart0_default>;
};
&uart1 {
status = "okay";
clocks = <&uart_clk>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1_default>;
};
&uart2 {
status = "okay";
clocks = <&uart_clk>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart2_default>;
};
