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

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Message-Id: <D0X7UJELGST3.2IL1AFDJ89N07@folker-schwesinger.de>
Date: Tue, 30 Apr 2024 05:42:49 +0000
From: "Folker Schwesinger" <dev@...ker-schwesinger.de>
To: "Chukun Pan" <amadeus@....edu.cn>, "Heiko Stuebner" <heiko@...ech.de>
Cc: "Conor Dooley" <conor+dt@...nel.org>, "Krzysztof Kozlowski"
 <krzk+dt@...nel.org>, "Rob Herring" <robh@...nel.org>,
 <linux-arm-kernel@...ts.infradead.org>,
 <linux-rockchip@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
 <devicetree@...r.kernel.org>
Subject: Re: [PATCH v2 2/2] arm64: dts: rockchip: Add Radxa ROCK 3C

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.

> +	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";
> +};