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(parent: 1288195) | patch
usb: dwc2: Add exit clock gating before removing driver
authorArtur Petrosyan <Arthur.Petrosyan@synopsys.com>
Tue, 13 Apr 2021 07:37:30 +0000 (11:37 +0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 13 Apr 2021 10:25:12 +0000 (12:25 +0200)
commit62c29f10d09c911430d26f44484eabf11199e9ce
tree8ec84386ae066d6182b272c4484ad131f021a405tree | snapshot
parent12881954469fa54e33d95f69d5c489e641445f43commit | diff
usb: dwc2: Add exit clock gating before removing driver

When dwc2 core is in clock gating mode loading driver
again causes driver fail. Because in that mode
registers are not accessible.

Added a flow of exiting clock gating mode
to avoid the driver reload failure.

Signed-off-by: Artur Petrosyan <Arthur.Petrosyan@synopsys.com>
Link: https://lore.kernel.org/r/20210413073731.3C81BA022E@mailhost.synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/dwc2/platform.c diff | blob | history
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