linux-kernel - Re: [PATCH v4 2/3] arm64: dts: exynos: fix wrong mmc compatible in exynos7885.dtsi

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Message-ID: <fb775dde-b955-8e73-26f4-095fe1b08b54@linaro.org>
Date:   Sun, 12 Mar 2023 18:10:31 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Sergey Lisov <sleirsgoevy@...il.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Jaehoon Chung <jh80.chung@...sung.com>
Cc:     linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 2/3] arm64: dts: exynos: fix wrong mmc compatible in
 exynos7885.dtsi

On 12/03/2023 17:59, Sergey Lisov wrote:
> This DW-MMC variant is not actually compatible with
> "samsung,exynos7-dw-mshc-smu", and requires an additional quirk to handle
> very short data transfers. Update the compatible string to
> "samsung,exynos78xx-dw-mshc-smu" to reflect this fact.

Thanks.

> ---
>  arch/arm64/boot/dts/exynos/exynos7885.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/exynos/exynos7885.dtsi b/arch/arm64/boot/dts/exynos/exynos7885.dtsi
> index 23c2e0bb0..4b94ac9da 100644
> --- a/arch/arm64/boot/dts/exynos/exynos7885.dtsi
> +++ b/arch/arm64/boot/dts/exynos/exynos7885.dtsi
> @@ -294,7 +294,7 @@ pmu_system_controller: system-controller@...80000 {
>  		};
>  
>  		mmc_0: mmc@...00000 {
> -			compatible = "samsung,exynos7-dw-mshc-smu";
> +			compatible = "samsung,exynos78xx-dw-mshc-smu";

Compatible is still wrong.

Best regards,
Krzysztof