Revert "Revert "ARM: tegra: support multiple wake sources with same irq""

This reverts commit 76b5b73413144ac4e905ae1e7c02c717cf2da108.
Revert "usb: gadget: tegra_udc: Enable DR IRQ in udc_start"

This reverts commit 336961dd3cf9c39456dd9657e8f205718740c797.

Conflicts:

	drivers/usb/gadget/tegra_udc.c
Revert "Revert "Revert "ARM: tegra: support multiple wake sources with same irq"""

This reverts commit f882b8364ae85867fdcd2d93ad8a75f236345f9d.