[PATCH 5/7] ARM: dts: Add mmc support for dm8148-evm
Tony Lindgren
tony at atomide.com
Thu Dec 3 17:25:33 PST 2015
There is a mmc slot on the dm8148-evm that's wired to the sd_1
interface.
Signed-off-by: Tony Lindgren <tony at atomide.com>
---
arch/arm/boot/dts/dm8148-evm.dts | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/arch/arm/boot/dts/dm8148-evm.dts b/arch/arm/boot/dts/dm8148-evm.dts
index 109fd47..08d01c3 100644
--- 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 at 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] */
+ >;
+ };
+};
--
2.6.2
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