linux-kernel - Re: [PATCH 3/4] mmc: renesas_sdhi: Add RZ/V2M compatible string

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Message-ID: <CAPDyKFoo3G-dsdfTQ1eN8SdVSakKRi3RHbX1eFJ2=AceXMDy_w@mail.gmail.com>
Date:   Mon, 2 Jan 2023 16:06:41 +0100
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Fabrizio Castro <fabrizio.castro.jz@...esas.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-clk@...r.kernel.org,
        Chris Paterson <Chris.Paterson2@...esas.com>,
        Biju Das <biju.das@...renesas.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Jacopo Mondi <jacopo@...ndi.org>
Subject: Re: [PATCH 3/4] mmc: renesas_sdhi: Add RZ/V2M compatible string

On Wed, 14 Dec 2022 at 00:01, Fabrizio Castro
<fabrizio.castro.jz@...esas.com> wrote:
>
> The SDHI/eMMC IPs found with the RZ/V2M (a.k.a. r9a09g011), are
> very similar to the ones found in R-Car Gen3, but they are not
> exactly the same, and as a result need an SoC specific compatible
> string for fine tuning driver support.
>
> Signed-off-by: Fabrizio Castro <fabrizio.castro.jz@...esas.com>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  drivers/mmc/host/renesas_sdhi_internal_dmac.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
>
> diff --git a/drivers/mmc/host/renesas_sdhi_internal_dmac.c b/drivers/mmc/host/renesas_sdhi_internal_dmac.c
> index 29f562115c66..f38003f6b1ca 100644
> --- a/drivers/mmc/host/renesas_sdhi_internal_dmac.c
> +++ b/drivers/mmc/host/renesas_sdhi_internal_dmac.c
> @@ -210,6 +210,11 @@ static const struct renesas_sdhi_quirks sdhi_quirks_r8a77990 = {
>         .manual_tap_correction = true,
>  };
>
> +static const struct renesas_sdhi_quirks sdhi_quirks_r9a09g011 = {
> +       .fixed_addr_mode = true,
> +       .hs400_disabled = true,
> +};
> +
>  /*
>   * Note for r8a7796 / r8a774a1: we can't distinguish ES1.1 and 1.2 as of now.
>   * So, we want to treat them equally and only have a match for ES1.2 to enforce
> @@ -251,6 +256,11 @@ static const struct renesas_sdhi_of_data_with_quirks of_r8a77990_compatible = {
>         .quirks = &sdhi_quirks_r8a77990,
>  };
>
> +static const struct renesas_sdhi_of_data_with_quirks of_r9a09g011_compatible = {
> +       .of_data = &of_data_rcar_gen3,
> +       .quirks = &sdhi_quirks_r9a09g011,
> +};
> +
>  static const struct renesas_sdhi_of_data_with_quirks of_rcar_gen3_compatible = {
>         .of_data = &of_data_rcar_gen3,
>  };
> @@ -274,6 +284,7 @@ static const struct of_device_id renesas_sdhi_internal_dmac_of_match[] = {
>         { .compatible = "renesas,sdhi-r8a77970", .data = &of_r8a77970_compatible, },
>         { .compatible = "renesas,sdhi-r8a77990", .data = &of_r8a77990_compatible, },
>         { .compatible = "renesas,sdhi-r8a77995", .data = &of_rcar_gen3_nohs400_compatible, },
> +       { .compatible = "renesas,sdhi-r9a09g011", .data = &of_r9a09g011_compatible, },
>         { .compatible = "renesas,rcar-gen3-sdhi", .data = &of_rcar_gen3_compatible, },
>         { .compatible = "renesas,rcar-gen4-sdhi", .data = &of_rcar_gen3_compatible, },
>         {},
> --
> 2.34.1
>