Re: [PATCH 09/10] ARM: dts: Add MSHC2 dt node for SD card for exynos3250-artik5-devel board

Krzysztof Kozlowski
2016-03-14T08:31:57Z

On 14.03.2016 11:04, Chanwoo Choi wrote:
> From: Jaehoon Chung <jh80.chung@samsung.com>
>
> This patch adds MSHC (Mobile Storage Host Controller) dt node for
> Exynos3250 SoC. MSHC is an interface between the system and the SD card
>
> Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
> ---
> arch/arm/boot/dts/exynos3250-artik5-devel.dts | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/arch/arm/boot/dts/exynos3250-artik5-devel.dts b/arch/arm/boot/dts/exynos3250-artik5-devel.dts
> index d17c28969118..a371baf8536d 100644
> --- a/arch/arm/boot/dts/exynos3250-artik5-devel.dts
> +++ b/arch/arm/boot/dts/exynos3250-artik5-devel.dts
> @@ -21,6 +21,22 @@
> "samsung,exynos3250", "samsung,exynos3";
> };
>
> +&mshc_2 {
> + num-slots = <1>;
> + cap-sd-highspeed;
> + disable-wp;
> + card-detect-delay = <200>;
> + clock-frequency = <100000000>;
> + clock-freq-min-max = <400000 100000000>;
> + samsung,dw-mshc-ciu-div = <1>;
> + samsung,dw-mshc-sdr-timing = <0 1>;
> + samsung,dw-mshc-ddr-timing = <1 2>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&sd2_cmd &sd2_clk &sd2_cd &sd2_bus1 &sd2_bus4>;
> + bus-width = <4>;
> + status = "okay";

vqmmc-supply = ldo3?

Best regards,
Krzysztof

> +};
> +
> &serial_2 {
> status = "okay";
> };
>