usb: dwc3: starfive: Add JHB100 USB 2.0 DRD controller

JHB100 contains 2 dwc3 USB controllers and PHYs and working
as USB 2.0 speed. It can working in generic platform and
setting default properties.

Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
Link: https://patch.msgid.link/20260410112500.90432-3-minda.chen@starfivetech.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>