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

From: Chanwoo Choi
Date: Sun Mar 13 2016 - 22:06:12 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>
---
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";
+};
+
&serial_2 {
status = "okay";
};
--
1.9.1