sunxi: usb: Switch to Generic host controllers

Onc of key blocker for using USB Generic host controller
drivers in Allwinner are CLK and RESET drivers, now these
available for USB usage.

So switch sunxi USB use EHCI and OHCI Generic controllers.

Enabling USB is wisely a board choise, So Enable USB_OHCI_HCD
where it already have USB_EHCI_HCD

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
diff --git a/configs/nanopi_neo_air_defconfig b/configs/nanopi_neo_air_defconfig
index 8c362fa..1495304 100644
--- a/configs/nanopi_neo_air_defconfig
+++ b/configs/nanopi_neo_air_defconfig
@@ -13,5 +13,6 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
 CONFIG_DEFAULT_DEVICE_TREE="sun8i-h3-nanopi-neo-air"
+CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y