[PATCH v6 3/3] arm64: dts: rockchip: Add Radxa CM5 IO Board

Jimmy Hon honyuenkwun at gmail.com
Wed Nov 5 10:27:03 PST 2025


On Tue, Nov 4, 2025 at 11:14 PM FUKAUMI Naoki <naoki at radxa.com> wrote:
>
> The Radxa CM5 IO Board is an application board for the Radxa CM5.
>
> Specification:

> - 1x microSD card slot

[ snip ]

> +
> +&sdmmc {
> +       bus-width = <4>;
> +       cap-mmc-highspeed;
> +       cap-sd-highspeed;
> +       cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
> +       disable-wp;
> +       no-sdio;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&sdmmc_bus4 &sdmmc_clk &sdmmc_cmd>;
> +       sd-uhs-sdr104;
> +       vmmc-supply = <&vcc_3v3_s3>;
> +       vqmmc-supply = <&vccio_sd_s0>;
> +       status = "okay";
> +};

When used as a TF slot, shouldn't there be a "no-mmc" also?
That's how the Rock 5A, 5B, and 5C were defined.

Jimmy



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