From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Add pinctrl for SCI0 node.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
v1->v2:
- Dropped including <dt-bindings/pinctrl/renesas,r9a09g077-pinctrl.h>
- Added Reviewed-by tag from Geert
---
 .../boot/dts/renesas/rzt2h-n2h-evk-common.dtsi  | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi b/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi
index 28330ff63b2b..06300f806685 100644
--- a/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi
@@ -25,6 +25,23 @@ &extal_clk {
 	clock-frequency = <25000000>;
 };
 
+&pinctrl {
+	/*
+	 * SCI0 Pin Configuration:
+	 * ------------------------
+	 * Signal     | Pin     | RZ/T2H (SW4) | RZ/N2H (DSW9)
+	 * -----------|---------|--------------|---------------
+	 * SCI0_RXD   | P27_4   | 5: ON, 6: OFF| 1: ON, 2: OFF
+	 * SCI0_TXD   | P27_5   | 7: ON, 8: OFF| 3: ON, 4: OFF
+	 */
+	sci0_pins: sci0-pins {
+		pinmux = <RZT2H_PORT_PINMUX(27, 4, 0x14)>,
+			 <RZT2H_PORT_PINMUX(27, 5, 0x14)>;
+	};
+};
+
 &sci0 {
+	pinctrl-0 = <&sci0_pins>;
+	pinctrl-names = "default";
 	status = "okay";
 };
-- 
2.51.0

On Wed, 20 Aug 2025 at 22:07, Prabhakar <prabhakar.csengg@gmail.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
>
> Add pinctrl for SCI0 node.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> ---
> v1->v2:
> - Dropped including <dt-bindings/pinctrl/renesas,r9a09g077-pinctrl.h>
> - Added Reviewed-by tag from Geert

Thanks, will queue in renesas-devel for v6.18.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds