[PATCH v2 10/13] arm64: dts: allwinner: a100: perf1: Add eMMC and MMC node

Chen-Yu Tsai wens at csie.org
Sat Nov 2 04:48:41 PDT 2024


On Thu, Oct 31, 2024 at 3:03 PM Cody Eksal <masterr3c0rd at epochal.quest> wrote:
>
> From: Yangtao Li <frank at allwinnertech.com>
>
> A100 perf1 hava MicroSD slot and on-board eMMC module, add support for them.
>
> Signed-off-by: Yangtao Li <frank at allwinnertech.com>
> Signed-off-by: Cody Eksal <masterr3c0rd at epochal.quest>

So I skipped this one since Andre had some questions about the previous
mmc clock patch. And I believe this one won't work without it?

ChenYu

> ---
>  .../allwinner/sun50i-a100-allwinner-perf1.dts    | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts b/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
> index 2f8c7ee60283..d418fc272b3c 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts
> @@ -39,6 +39,22 @@ &ehci1 {
>         status = "okay";
>  };
>
> +&mmc0 {
> +       vmmc-supply = <&reg_dcdc1>;
> +       cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
> +       bus-width = <4>;
> +       status = "okay";
> +};
> +
> +&mmc2 {
> +       vmmc-supply = <&reg_dcdc1>;
> +       vqmmc-supply = <&reg_aldo1>;
> +       cap-mmc-hw-reset;
> +       non-removable;
> +       bus-width = <8>;
> +       status = "okay";
> +};
> +
>  &ohci0 {
>         status = "okay";
>  };
> --
> 2.47.0
>



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