Re: [PATCH v2 2/3] mmc: renesas_sdhi: Add OF entry for RZ/G2N SoC
From: Geert Uytterhoeven
Date: Wed May 20 2026 - 03:57:12 EST
On Tue, 19 May 2026 at 15:53, Prabhakar <prabhakar.csengg@xxxxxxxxx> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
>
> The RZ/G2N (R8A774B1) SoC was previously handled via the generic
> "renesas,rcar-gen3-sdhi" fallback compatible string. However, because
> the SDHI IP on RZ/G2N is identical with the R-Car M3-N (R8A77965), it
> requires the specific quirks and configuration defined in
> `of_r8a77965_compatible` rather than the generic Gen3 data.
>
> Add the explicit "renesas,sdhi-r8a774b1" match entry to map it correctly.
> Note that the DT binding file renesas,sdhi.yaml does not need an update
> as the entry for this SoC is already present.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> ---
> v1->v2:
> - Dropped adding entry in the quirk list instead added entry
> in the OF match table to map the SoCs to the existing quirks.
> - Updated commit messages to reflect the above change.
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
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