linux-kernel - Re: [PATCH] mmc: mmci: add st,stm32-sdmmc2 compatible

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Date:   Tue, 21 Dec 2021 14:02:46 +0100
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Yann Gautier <yann.gautier@...s.st.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, loic.pallardy@...s.st.com
Subject: Re: [PATCH] mmc: mmci: add st,stm32-sdmmc2 compatible

On Fri, 10 Dec 2021 at 10:19, Yann Gautier <yann.gautier@...s.st.com> wrote:
>
> Although this compatible is not used in kernel, as we use the common
> MMCI driver, it is used by bootloaders. The U-Boot driver was merged
> before the kernel driver and uses this compatible.
> To avoid issues when aligning device tree files between kernel and
> boot loader, the ST dedicated compatible is added to bindings file.
>
> Signed-off-by: Yann Gautier <yann.gautier@...s.st.com>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  Documentation/devicetree/bindings/mmc/arm,pl18x.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
> index 47595cb483be..eed54bee7665 100644
> --- a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
> +++ b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
> @@ -53,6 +53,12 @@ properties:
>          items:
>            - const: arm,pl18x
>            - const: arm,primecell
> +      - description: Entry for STMicroelectronics variant of PL18x.
> +          This dedicated compatible is used by bootloaders.
> +        items:
> +          - const: st,stm32-sdmmc2
> +          - const: arm,pl18x
> +          - const: arm,primecell
>
>    clocks:
>      description: One or two clocks, the "apb_pclk" and the "MCLK"
> --
> 2.17.1
>