ARM: dts: am437x gp-evm: add sd card dt nodes

enable sd card slot on am437x-gp-evm

Signed-off-by: Balaji T K <balajitk@ti.com>
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index 4eb72b803d6d..df8798e8bd25 100644
--- a/arch/arm/boot/dts/am437x-gp-evm.dts
+++ b/arch/arm/boot/dts/am437x-gp-evm.dts
@@ -19,6 +19,14 @@
         model = "TI AM437x GP EVM";
         compatible = "ti,am437x-gp-evm","ti,am4372","ti,am43";
 
+        vmmcsd_fixed: fixedregulator-sd {
+                compatible = "regulator-fixed";
+                regulator-name = "vmmcsd_fixed";
+                regulator-min-microvolt = <3300000>;
+                regulator-max-microvolt = <3300000>;
+                enable-active-high;
+        };
+
         backlight {
                 compatible = "pwm-backlight";
                 pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
@@ -62,6 +70,12 @@
                 >;
         };
 
+        mmc1_pins: pinmux_mmc1_pins {
+                pinctrl-single,pins = <
+                        0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
+                >;
+        };
+
         ecap0_pins: backlight_pins {
                 pinctrl-single,pins = <
                         0x164 MUX_MODE0       /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
@@ -91,6 +105,10 @@
         pinctrl-0 = <&ecap0_pins>;
 };
 
+&gpio0 {
+        status = "okay";
+};
+
 &gpio3 {
         status = "okay";
 };
@@ -98,3 +116,12 @@
 &gpio4 {
         status = "okay";
 };
+
+&mmc1 {
+        status = "okay";
+        vmmc-supply = <&vmmcsd_fixed>;
+        bus-width = <4>;
+        pinctrl-names = "default";
+        pinctrl-0 = <&mmc1_pins>;
+        cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
+};