[PATCH v4 9/9] ARM: dts: Add MSHC2 dt node for SD card for exynos3250-artik5-eval board

From: Chanwoo Choi
Date: Wed Mar 30 2016 - 22:50:13 EST


From: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>

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@xxxxxxxxxxx>
Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
---
arch/arm/boot/dts/exynos3250-artik5-eval.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/arch/arm/boot/dts/exynos3250-artik5-eval.dts b/arch/arm/boot/dts/exynos3250-artik5-eval.dts
index b476154590a5..be4d6aa379f3 100644
--- a/arch/arm/boot/dts/exynos3250-artik5-eval.dts
+++ b/arch/arm/boot/dts/exynos3250-artik5-eval.dts
@@ -21,6 +21,23 @@
"samsung,exynos3250", "samsung,exynos3";
};

+&mshc_2 {
+ num-slots = <1>;
+ cap-sd-highspeed;
+ disable-wp;
+ vqmmc-supply = <&ldo3_reg>;
+ 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";
+};
+
&serial_2 {
status = "okay";
};
--
1.9.1