Re: [PATCH 12/13] arm64: dts: renesas: rzt2h/rzn2h: Enable MicroSD card slot
From: Lad, Prabhakar
Date: Tue Aug 19 2025 - 04:10:37 EST
Hi Geert,
Thank you for the review.
On Mon, Aug 18, 2025 at 5:03 PM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
>
> Hi Prabhakar,
>
> On Tue, 12 Aug 2025 at 22:04, Prabhakar <prabhakar.csengg@xxxxxxxxx> wrote:
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> >
> > Enable MicroSD card slot which is connected to SDHI1 on the RZ/T2H and
> > RZ/N2H EVKs.
> >
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
>
> Thanks for your patch!
>
> > --- a/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi
> > +++ b/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi
>
> No mmc1 alias?
>
Ouch missed it.
> > @@ -91,6 +103,30 @@ sd0-emmc-ctrl-pins {
> > <RZT2H_PORT_PINMUX(13, 2, 0x29)>; /* SD0_RST# */
> > };
> > };
> > +
> > +#if SD1_MICRO_SD
> > + sdhi1-pwen-hog {
> > + gpio-hog;
> > + gpios = <RZT2H_GPIO(8, 5) GPIO_ACTIVE_HIGH>;
> > + output-high;
> > + line-name = "SD1_PWEN";
> > + };
> > +#endif
> > +
> > + sdhi1_pins: sd1-group {
> > + sd1-data-pins {
>
> No need for repeated sd1-prefixes in the subnodes.
>
Ok, I will drop them in v2.
Cheers,
Prabhakar
>
> > + pinmux = <RZT2H_PORT_PINMUX(16, 7, 0x29)>, /* SD1_DATA0 */
> > + <RZT2H_PORT_PINMUX(17, 0, 0x29)>, /* SD1_DATA1 */
> > + <RZT2H_PORT_PINMUX(17, 1, 0x29)>, /* SD1_DATA2 */
> > + <RZT2H_PORT_PINMUX(17, 2, 0x29)>; /* SD1_DATA3 */
> > + };
> > +
> > + sd1-ctrl-pins {
> > + pinmux = <RZT2H_PORT_PINMUX(16, 5, 0x29)>, /* SD1_CLK */
> > + <RZT2H_PORT_PINMUX(16, 6, 0x29)>, /* SD1_CMD */
> > + <RZT2H_PORT_PINMUX(17, 4, 0x29)>; /* SD1_CD */
> > + };
> > + };
> > };
> >
> > &sci0 {
>
> The rest LGTM.
>
> 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