sunxi: defconfig: R40 boards: enable USB

Now that the USB PHY on the Allwinner R40 SoC is supported, enable USB
support for the two R40 boards U-Boot supports.
For this we need to add the GPIO pin that powers the USB port(s), also
enable the usual suspects (OHCI/EHCI support).

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/configs/bananapi_m2_berry_defconfig b/configs/bananapi_m2_berry_defconfig
index a97be06..654974e 100644
--- a/configs/bananapi_m2_berry_defconfig
+++ b/configs/bananapi_m2_berry_defconfig
@@ -17,3 +17,7 @@
 CONFIG_SCSI=y
 CONFIG_SUN8I_EMAC=y
 CONFIG_RGMII=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_USB1_VBUS_PIN="PH23"
+CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y