linux-phytec-fsl

rtl8xxxu: Add interrupt bit definitions for gen2 parts

These are primarily needed for SDIO/PCI parts, but the vendor driver
still sets them for some USB devices.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>