linux-kernel - Re: [PATCH v8 4/4] riscv: dts: thead: Enable LicheePi 4A eMMC and microSD

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Message-ID: <CAJF2gTSrd-ywx_aMZHNGbobmF60kqEwkRgz2d_YA0suWWa-HYA@mail.gmail.com>
Date:   Thu, 7 Dec 2023 16:25:30 +0800
From:   Guo Ren <guoren@...nel.org>
To:     Drew Fustini <dfustini@...libre.com>
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Jisheng Zhang <jszhang@...nel.org>, Fu Wei <wefu@...hat.com>,
        Conor Dooley <conor@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jason Kridner <jkridner@...gleboard.org>,
        Robert Nelson <robertcnelson@...gleboard.org>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v8 4/4] riscv: dts: thead: Enable LicheePi 4A eMMC and microSD

On Wed, Dec 6, 2023 at 4:09 PM Drew Fustini <dfustini@...libre.com> wrote:
>
> Add emmc node properties for the eMMC device and add sdio0 node
> properties for the microSD slot. Set the frequency for the sdhci
> reference clock.
>
> Signed-off-by: Drew Fustini <dfustini@...libre.com>
> ---
>  .../boot/dts/thead/th1520-lichee-module-4a.dtsi      | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
> index a802ab110429..1365d3a512a3 100644
> --- a/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
> +++ b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
> @@ -29,6 +29,10 @@ &apb_clk {
>         clock-frequency = <62500000>;
>  };
>
> +&sdhci_clk {
> +       clock-frequency = <198000000>;
> +};
> +
>  &uart_sclk {
>         clock-frequency = <100000000>;
>  };
> @@ -36,3 +40,19 @@ &uart_sclk {
>  &dmac0 {
>         status = "okay";
>  };
> +
> +&emmc {
> +       bus-width = <8>;
> +       max-frequency = <198000000>;
> +       mmc-hs400-1_8v;
> +       non-removable;
> +       no-sdio;
> +       no-sd;
> +       status = "okay";
> +};
> +
> +&sdio0 {
> +       bus-width = <4>;
> +       max-frequency = <198000000>;
> +       status = "okay";
> +};
>
> --
> 2.34.1
>
Reviewed-by: Guo Ren <guoren@...nel.org>

-- 
Best Regards
 Guo Ren