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

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Message-ID: <CAGb2v66TAttAezXE7TnT5N6XFW2482ipuqkcpwjeDud6v=xD3w@mail.gmail.com>
Date: Sat, 2 Nov 2024 19:48:41 +0800
From: Chen-Yu Tsai <wens@...e.org>
To: Cody Eksal <masterr3c0rd@...chal.quest>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Conor Dooley <conor+dt@...nel.org>, Jernej Skrabec <jernej.skrabec@...il.com>, 
	Samuel Holland <samuel@...lland.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Kishon Vijay Abraham I <kishon@...nel.org>, Maxime Ripard <mripard@...nel.org>, 
	Michael Turquette <mturquette@...libre.com>, Nishanth Menon <nm@...com>, 
	"Rafael J. Wysocki" <rafael@...nel.org>, Stephen Boyd <sboyd@...nel.org>, Vinod Koul <vkoul@...nel.org>, 
	Viresh Kumar <vireshk@...nel.org>, Viresh Kumar <viresh.kumar@...aro.org>, 
	Yangtao Li <tiny.windzz@...il.com>, Parthiban <parthiban@...umiz.com>, 
	Andre Przywara <andre.przywara@....com>, devicetree@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 10/13] arm64: dts: allwinner: a100: perf1: Add eMMC and
 MMC node

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