ARM: dts: Add usb support for hp t410

Add usb support for hp t410 and a fixed regulator for the hub power.

Cc: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/dm8148-t410.dts b/arch/arm/boot/dts/dm8148-t410.dts
index d1927a7..5d4313f 100644 (file)
--- a/arch/arm/boot/dts/dm8148-t410.dts
+++ b/arch/arm/boot/dts/dm8148-t410.dts
@@ -16,6 +16,17 @@
                reg = <0x80000000 0x40000000>;  /* 1 GB */
        };
 
+       /* gpio9 seems to control USB VBUS regulator and/or hub power */
+       usb_power: regulator@9 {
+               compatible = "regulator-fixed";
+               regulator-name = "usb_power";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+               regulator-always-on;
+       };
+
        vmmcsd_fixed: fixedregulator@0 {
                compatible = "regulator-fixed";
                regulator-name = "vmmcsd_fixed";
@@ -60,4 +71,28 @@
                        DM814X_IOPAD(0x0920, PIN_INPUT | 40)    /* SD2_SDCD */
                        >;
        };
+
+       usb0_pins: pinmux_usb0_pins {
+               pinctrl-single,pins = <
+                       DM814X_IOPAD(0x0c34, PIN_OUTPUT | 0x1)  /* USB0_DRVVBUS */
+                       >;
+       };
+
+       usb1_pins: pinmux_usb1_pins {
+               pinctrl-single,pins = <
+                       DM814X_IOPAD(0x0834, PIN_OUTPUT | 0x80) /* USB1_DRVVBUS */
+                       >;
+       };
+};
+
+&usb0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&usb0_pins>;
+       dr_mode = "host";
+};
+
+&usb1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&usb1_pins>;
+       dr_mode = "host";
 };