ARM: dts: imx53: Add USB support for M53EVK

Add USB support for M53EVK. The configuration is such that USB Host1
port is used as Host and the USB OTG port is used as Peripheral thus
far. Once OTG is properly fixed, the OTG will be further adjusted.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

diff --git a/arch/arm/boot/dts/imx53-m53evk.dts b/arch/arm/boot/dts/imx53-m53evk.dts
index d466070..1a25387 100644 (file)
--- a/arch/arm/boot/dts/imx53-m53evk.dts
+++ b/arch/arm/boot/dts/imx53-m53evk.dts
@@ -96,6 +96,15 @@
                        regulator-always-on;
                };
 
+               reg_usbh1_vbus: regulator@3 {
+                       compatible = "regulator-fixed";
+                       reg = <3>;
+                       regulator-name = "vbus";
+                       regulator-min-microvolt = <5000000>;
+                       regulator-max-microvolt = <5000000>;
+                       gpio = <&gpio1 2 0>;
+                       enable-active-low;
+               };
        };
 
        sound {
@@ -222,6 +231,8 @@
                                MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK       0x80000000
                                MX53_PAD_EIM_EB3__GPIO2_31              0x80000000
                                MX53_PAD_PATA_DA_0__GPIO7_6             0x80000000
+                               MX53_PAD_GPIO_2__GPIO1_2                0x80000000
+                               MX53_PAD_GPIO_3__USBOH3_USBH1_OC        0x80000000
                        >;
                };
 
@@ -426,3 +437,14 @@
        pinctrl-0 = <&pinctrl_uart3>;
        status = "okay";
 };
+
+&usbh1 {
+       vbus-supply = <&reg_usbh1_vbus>;
+       phy_type = "utmi";
+       status = "okay";
+};
+
+&usbotg {
+       dr_mode = "peripheral";
+       status = "okay";
+};