Re: [PATCH v2 2/2] arm64: dts: rockchip: Add Radxa ROCK 3C

[Dragan Simic]

Hello Folker,

On 2024-04-30 07:42, Folker Schwesinger wrote:
> On Sun Apr 28, 2024 at 2:36 PM CEST, Chukun Pan wrote:
> > [...]
> > +&sdhci {
> > +	bus-width = <8>;
> > +	max-frequency = <200000000>;
> > +	mmc-hs200-1_8v;
>
> Out of curiosity, does this board also support HS400? From a very brief
> look this board seems quite similar to Rock 4 series boards, that do
> support HS400.

In a word, no, unfortunately.  In more detail, the Rockchip RK3566
and RK3568 SoCs support the eMMC modes up to and including HS200, but
not the HS400 mode.

> > +	non-removable;
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_datastrobe>;
> > +	vmmc-supply = <&vcc_3v3>;
> > +	vqmmc-supply = <&vcc_1v8>;
> > +	status = "okay";
> > +};
>
>
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