arm64: dts: allwinner: a100: add usb related nodes

The Allwinner A100 has two HCI USB controllers, a OTG controller and a
USB PHY. The PHY is compatible with that used by the D1, while the OTG
controller is compatible with the A33. Add nodes for these to the base
DTSI.

Signed-off-by: Yangtao Li <frank@allwinnertech.com>
[masterr3c0rd@epochal.quest: fallback to a33-musb and d1-usb-phy, edited message]
Signed-off-by: Cody Eksal <masterr3c0rd@epochal.quest>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Tested-by: Parthiban Nallathambi <parthiban@linumiz.com>
Link: https://patch.msgid.link/20241031070232.1793078-7-masterr3c0rd@epochal.quest


Signed-off-by: Chen-Yu Tsai <wens@csie.org>