mips: bmips: add vr-3032u usb support

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

arch/mips/dts/comtrend,vr-3032u.dts

@@ -21,6 +21,10 @@
 	};
 };
 
+&ehci {
+	status = "okay";
+};
+
 &leds {
 	status = "okay";
 	brcm,serial-leds;
@@ -64,7 +68,15 @@
 	};
 };
 
+&ohci {
+	status = "okay";
+};
+
 &uart0 {
 	u-boot,dm-pre-reloc;
 	status = "okay";
 };
+
+&usbh {
+	status = "okay";
+};

configs/comtrend_vr3032u_ram_defconfig

@@ -25,6 +25,7 @@ CONFIG_CMD_LICENSE=y
 CONFIG_CMD_MEMINFO=y
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_LOADS is not set
+CONFIG_CMD_USB=y
 # CONFIG_CMD_MISC is not set
 CONFIG_OF_EMBED=y
 # CONFIG_NET is not set
@@ -33,6 +34,8 @@ CONFIG_DM_GPIO=y
 CONFIG_LED=y
 CONFIG_LED_BCM6328=y
 CONFIG_LED_BLINK=y
+CONFIG_PHY=y
+CONFIG_BCM6368_USBH_PHY=y
 CONFIG_POWER_DOMAIN=y
 CONFIG_BCM6328_POWER_DOMAIN=y
 CONFIG_DM_RESET=y
@@ -40,3 +43,9 @@ CONFIG_RESET_BCM6345=y
 # CONFIG_SPL_SERIAL_PRESENT is not set
 CONFIG_DM_SERIAL=y
 CONFIG_BCM6345_SERIAL=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_GENERIC=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_USB_OHCI_GENERIC=y