linux-kernel - Re: [PATCH 1/3] arm64: dts: allwinner: h6: tanix-tx6: enable emmc

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Date:   Fri, 17 Jan 2020 19:14:27 +0100
From:   Maxime Ripard <mripard@...nel.org>
To:     Jernej Skrabec <jernej.skrabec@...l.net>
Cc:     wens@...e.org, robh+dt@...nel.org, mark.rutland@....com,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] arm64: dts: allwinner: h6: tanix-tx6: enable emmc

On Wed, Jan 15, 2020 at 08:34:41PM +0100, Jernej Skrabec wrote:
> Tanix TX6 has 32 GiB eMMC. Add a node for it.
>
> Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>
> ---
>  .../dts/allwinner/sun50i-h6-tanix-tx6.dts     | 20 +++++++++++++++++++
>  1 file changed, 20 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-tanix-tx6.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-tanix-tx6.dts
> index 83e6cb0e59ce..8cbf4e4a761e 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-tanix-tx6.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-tanix-tx6.dts
> @@ -31,6 +31,13 @@ hdmi_con_in: endpoint {
>  		};
>  	};
>
> +	reg_vcc1v8: vcc1v8 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc1v8";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +	};
> +
>  	reg_vcc3v3: vcc3v3 {
>  		compatible = "regulator-fixed";
>  		regulator-name = "vcc3v3";
> @@ -78,6 +85,15 @@ &mmc0 {
>  	status = "okay";
>  };
>
> +&mmc2 {
> +	vmmc-supply = <&reg_vcc3v3>;
> +	vqmmc-supply = <&reg_vcc1v8>;
> +	non-removable;
> +	cap-mmc-hw-reset;
> +	bus-width = <8>;
> +	status = "okay";
> +};
> +
>  &ohci0 {
>  	status = "okay";
>  };
> @@ -86,6 +102,10 @@ &ohci3 {
>  	status = "okay";
>  };
>
> +&pio {
> +	vcc-pc-supply = <&reg_vcc1v8>;
> +};
> +

Can you list all of the regulators for the H6 while you're at it (in a
preliminary patch, ideally)?

Thanks!
Maxime

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