ARM: dts: Add mmc support for dm8148-evm

There is a mmc slot on the dm8148-evm that's wired to the sd_1
interface.

Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/dm8148-evm.dts b/arch/arm/boot/dts/dm8148-evm.dts
index 109fd47..08d01c3 100644 (file)
--- a/arch/arm/boot/dts/dm8148-evm.dts
+++ b/arch/arm/boot/dts/dm8148-evm.dts
@@ -15,6 +15,14 @@
                device_type = "memory";
                reg = <0x80000000 0x40000000>;  /* 1 GB */
        };
+
+       /* MIC94060YC6 controlled by SD1_POW pin */
+       vmmcsd_fixed: fixedregulator@0 {
+               compatible = "regulator-fixed";
+               regulator-name = "vmmcsd_fixed";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
 };
 
 &cpsw_emac0 {
@@ -26,3 +34,26 @@
        phy_id = <&davinci_mdio>, <1>;
        phy-mode = "rgmii";
 };
+
+&mmc2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&sd1_pins>;
+       vmmc-supply = <&vmmcsd_fixed>;
+       bus-width = <4>;
+       cd-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
+};
+
+&pincntl {
+       sd1_pins: pinmux_sd1_pins {
+               pinctrl-single,pins = <
+                       DM814X_IOPAD(0x0800, PIN_INPUT | 0x1)   /* SD1_CLK */
+                       DM814X_IOPAD(0x0804, PIN_INPUT_PULLUP |  0x1)   /* SD1_CMD */
+                       DM814X_IOPAD(0x0808, PIN_INPUT_PULLUP |  0x1)   /* SD1_DAT[0] */
+                       DM814X_IOPAD(0x080c, PIN_INPUT_PULLUP |  0x1)   /* SD1_DAT[1] */
+                       DM814X_IOPAD(0x0810, PIN_INPUT_PULLUP |  0x1)   /* SD1_DAT[2] */
+                       DM814X_IOPAD(0x0814, PIN_INPUT_PULLUP |  0x1)   /* SD1_DAT[3] */
+                       DM814X_IOPAD(0x0924, PIN_OUTPUT |  0x40)        /* SD1_POW */
+                       DM814X_IOPAD(0x093C, PIN_INPUT_PULLUP |  0x80)  /* GP1[6] */
+                       >;
+       };
+};