ARM: dt: Add SD controller configuration to Tegra Cardhu

Cardhu uses Tegra's SD ports as follows:
SDMMC1: User SD slot, with GPIOs for power, CD, and WP.
SDMMC2: Not used
SDMMC3: WiFi (currently disabled pending future investigation)
SDMMC4: Internal eMMC

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>

diff --git a/arch/arm/boot/dts/tegra-cardhu.dts b/arch/arm/boot/dts/tegra-cardhu.dts
index 70c41fc..7326350 100644 (file)
--- a/arch/arm/boot/dts/tegra-cardhu.dts
+++ b/arch/arm/boot/dts/tegra-cardhu.dts
@@ -33,4 +33,22 @@
        i2c@7000d000 {
                clock-frequency = <100000>;
        };
+
+       sdhci@78000000 {
+               cd-gpios = <&gpio 69 0>; /* gpio PI5 */
+               wp-gpios = <&gpio 155 0>; /* gpio PT3 */
+               power-gpios = <&gpio 31 0>; /* gpio PD7 */
+       };
+
+       sdhci@78000200 {
+               status = "disable";
+       };
+
+       sdhci@78000400 {
+               status = "disable";
+       };
+
+       sdhci@78000400 {
+               support-8bit;
+       };
 };