tree 26c905162d2e0121049596264f52a1d2d19c68e5
parent 5f05048e5473a0570b1db9c2828d2a469e8bbbee
author Gregory Herrero <gregory.herrero@intel.com> 1420807127 +0100
committer Felipe Balbi <balbi@ti.com> 1421098379 -0600

usb: dwc2: gadget: don't erase gahbcfg register when enabling dma

Do a read-modify-write instead of only setting DMAEn bit.

Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>