Add device nodes for the four instances of dw_mmc controllers in Exynos5250
and enable instance 0 and 2 for the smdk5250 board.
Signed-off-by: Thomas Abraham <thomas.abra...@linaro.org>
---
arch/arm/boot/dts/exynos5250-smdk5250.dts | 59 +++++++++++++++++++++++++++++
arch/arm/boot/dts/exynos5250.dtsi | 32 +++++++++++++++
2 files changed, 91 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts
b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index dbc4bdb..ac408c8 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -16,6 +16,13 @@
model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
compatible = "samsung,smdk5250", "samsung,exynos5250";
+ aliases {
+ mshc0 = &mshc_0;
+ mshc1 = &mshc_1;
+ mshc2 = &mshc_2;
+ mshc3 = &mshc_3;
+ };
+
memory {
reg = <0x40000000 0x80000000>;
};
@@ -86,4 +93,56 @@
i2c@12CD0000 {
status = "disabled";
};
+
+ mshc_0: dwmmc0@12200000 {
+ num-slots = <1>;
+ supports-highspeed;
+ card-detection-broken;
+ no-write-protect;
+ fifo-depth = <0x80>;
+ card-detect-delay = <200>;
+ samsung,dw-mshc-sdr-timing = <2 3 3>;
+ samsung,dw-mshc-ddr-timing = <1 2 3>;
+
+ slot@0 {
+ reg = <0>;
+ bus-width = <8>;
+ cd-gpios = <&gpc0 2 2 3 3>;
+ gpios = <&gpc0 0 2 0 3>, <&gpc0 1 2 0 3>,
+ <&gpc1 0 2 3 3>, <&gpc1 1 2 3 3>,
+ <&gpc1 2 2 3 3>, <&gpc1 3 2 3 3>,
+ <&gpc0 3 2 3 3>, <&gpc0 4 2 3 3>,
+ <&gpc0 5 2 3 3>, <&gpc0 6 2 3 3>;
+ };
+ };
+
+ mshc_1: dwmmc1@12210000 {
+ status = "disabled";
+ };
+
+ mshc_2: dwmmc2@12220000 {
+ num-slots = <1>;
+ supports-highspeed;
+ card-detection-broken;
+ no-write-protect;
+ fifo-depth = <0x80>;
+ card-detect-delay = <200>;
+ samsung,dw-mshc-sdr-timing = <2 3 3>;
+ samsung,dw-mshc-ddr-timing = <1 2 3>;
+
+ slot@0 {
+ reg = <0>;
+ bus-width = <4>;
+ cd-gpios = <&gpc3 2 2 3 3>;
+ gpios = <&gpc3 0 2 0 3>, <&gpc3 1 2 0 3>,
+ <&gpc3 3 2 3 3>, <&gpc3 4 2 3 3>,
+ <&gpc3 5 2 3 3>, <&gpc3 6 2 3 3>,
+ <&gpc4 3 3 3 3>, <&gpc4 3 3 3 3>,
+ <&gpc4 5 3 3 3>, <&gpc4 6 3 3 3>;
+ };
+ };
+
+ mshc_3: dwmmc3@12230000 {
+ status = "disabled";
+ };
};
diff --git a/arch/arm/boot/dts/exynos5250.dtsi
b/arch/arm/boot/dts/exynos5250.dtsi
index af12491..a6a497f 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -169,6 +169,38 @@
interrupts = <0 63 0>;
};
+ dwmmc0@12200000 {
+ compatible = "samsung,exynos5250-dw-mshc";
+ reg = <0x12200000 0x1000>;
+ interrupts = <0 75 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ dwmmc1@12210000 {
+ compatible = "samsung,exynos5250-dw-mshc";
+ reg = <0x12210000 0x1000>;
+ interrupts = <0 76 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ dwmmc2@12220000 {
+ compatible = "samsung,exynos5250-dw-mshc";
+ reg = <0x12220000 0x1000>;
+ interrupts = <0 77 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ dwmmc3@12230000 {
+ compatible = "samsung,exynos5250-dw-mshc";
+ reg = <0x12230000 0x1000>;
+ interrupts = <0 78 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
amba {
#address-cells = <1>;
#size-cells = <1>;
--
1.6.6.rc2
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