Re: [PATCH v2 12/12] arm64: dts: renesas: Add initial device tree for RZ/V2N EVK

From: Geert Uytterhoeven
Date: Thu Apr 10 2025 - 08:07:25 EST


Hi Prabhakar,

On Mon, 7 Apr 2025 at 21:16, Prabhakar <prabhakar.csengg@xxxxxxxxx> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
>
> Add the initial device tree for the Renesas RZ/V2N EVK board, based on
> the R9A09G056N48 SoC. Enable basic board functionality, including:
>
> - Memory mapping (reserve the first 128MB for the secure area)
> - Clock inputs (QEXTAL, RTXIN, AUDIO_EXTAL)
> - PINCTRL configurations for peripherals
> - Serial console (SCIF)
> - SDHI1 with power control and UHS modes
>
> Update the Makefile to include the new DTB.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> ---
> v1->v2
> - Followed DTS coding style guidelines

Thanks for the update!

Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
i.e. will queue in renesas-devel for v6.16.

> --- /dev/null
> +++ b/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts

> +&pinctrl {

> + sdhi1_pins: sd1 {
> + sd1-dat-cmd {
> + pins = "SD1DAT0", "SD1DAT1", "SD1DAT2", "SD1DAT3", "SD1CMD";
> + input-enable;
> + renesas,output-impedance = <3>;
> + slew-rate = <0>;
> + };
> +
> + sd1-clk {
> + pins = "SD1CLK";
> + renesas,output-impedance = <3>;
> + slew-rate = <0>;
> + };
> +
> + sd1-cd {
> + pinmux = <RZV2N_PORT_PINMUX(9, 4, 14)>; /* SD1_CD */
> + };

I will sort these subnodes while applying.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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