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usb: musb: only set test mode once
authorBin Liu <b-liu@ti.com>
Tue, 24 Mar 2015 20:09:25 +0000 (15:09 -0500)
committerFelipe Balbi <balbi@ti.com>
Mon, 27 Apr 2015 20:51:45 +0000 (15:51 -0500)
The MUSB test mode register can only be set once, otherwise the result
is undefined.

This prevents the debugfs testmode entry to set the register more than
once which causes test failure.

Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/musb/musb_debugfs.c patch | blob | history

diff --cc drivers/usb/musb/musb_debugfs.c
Simple merge
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