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ARM: dts: renesas: r9a06g032-rzn1d400-eb: Describe 9-pin D-sub serial port

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A simple CTS/RTS capable UART on a good old D-sub connector.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20250424102805.22803-2-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Wolfram Sang 2025-04-24 12:27:30 +02:00 committed by Geert Uytterhoeven
parent a510da373a
commit 0d2da0943f
1 changed files with 15 additions and 0 deletions
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15
arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-eb.dts
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@ -147,6 +147,14 @@ pins_sdio1_clk: pins-sdio1-clk {
pinmux = <RZN1_PINMUX(96, RZN1_FUNC_SDIO)>;
drive-strength = <12>;
};
pins_uart2: pins-uart2 {
pinmux = <RZN1_PINMUX(105, RZN1_FUNC_UART2)>,
<RZN1_PINMUX(106, RZN1_FUNC_UART2)>,
<RZN1_PINMUX(107, RZN1_FUNC_UART2)>,
<RZN1_PINMUX(108, RZN1_FUNC_UART2)>;
bias-disable;
};
};
&sdio1 {
@ -223,3 +231,10 @@ &switch_port3 {
phy-handle = <&switch0phy1>;
status = "okay";
};
&uart2 {
pinctrl-0 = <&pins_uart2>;
pinctrl-names = "default";
status = "okay";
uart-has-rtscts;
};