linux-kernel - RE: [PATCH v2] ARM: dts: exynos4412-trats: Add micro SD card SDHCI node

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Date:	Tue, 28 Oct 2014 19:57:40 +0900
From:	Kukjin Kim <kgene@...nel.org>
To:	'Krzysztof Kozlowski' <k.kozlowski@...sung.com>,
	'Ben Dooks' <ben-linux@...ff.org>,
	'Russell King' <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc:	'Kyungmin Park' <kyungmin.park@...sung.com>,
	'Marek Szyprowski' <m.szyprowski@...sung.com>,
	'Bartlomiej Zolnierkiewicz' <b.zolnierkie@...sung.com>
Subject: RE: [PATCH v2] ARM: dts: exynos4412-trats: Add micro SD card SDHCI node

Krzysztof Kozlowski wrote:
> 
Hi,

> Add SDHCI node for supporting the micro SD card. On Trats2 board the
> SDHCI does not use sd2_cd pins (gpk2-2) for card detect but gpx3-4
> instead.
> 
> Power is supplied from LDO21 regulator which in off state is controlled
> by external GPIO pin.
> 
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> 
> ---
> 
> Changes since v1:
> 1. Drop FIXME comment (about findings during testing).
> ---
>  arch/arm/boot/dts/exynos4412-trats2.dts | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
> index a5aa52bba72c..7a68e0832cd6 100644
> --- a/arch/arm/boot/dts/exynos4412-trats2.dts
> +++ b/arch/arm/boot/dts/exynos4412-trats2.dts
> @@ -603,6 +603,16 @@
>  		cap-mmc-highspeed;
>  	};
> 
> +	sdhci@...30000 {
> +		bus-width = <4>;
> +		cd-gpios = <&gpx3 4 0>;
> +		cd-inverted;
> +		pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
> +		pinctrl-names = "default";
> +		vmmc-supply = <&ldo21_reg>;
> +		status = "okay";
> +	};
> +
>  	serial@...00000 {
>  		status = "okay";
>  	};
> --
> 1.9.1

Looks good to me, will apply.

Thanks,
Kukjin

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