diff options
| author | Patrick Georgi <pgeorgi@google.com> | 2015-03-10 12:47:36 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-04-18 08:41:48 +0200 |
| commit | 49a80ce47507dd7be309baad880a9d93704bd675 (patch) | |
| tree | 79b83e67ca61b2433a2c0cd18cfb8b2128c25d05 /payloads/libpayload/drivers/udc | |
| parent | 9a20a43c60eb8b3bcb23090d2a12682667a8a83d (diff) | |
libpayload: More defensive ChipIdea initialization
Mark EP0 non-stall explicitly. Shouldn't be necessary, but
won't hurt either.
BRANCH=none
BUG=none
TEST=none
Change-Id: I7ecd16a2affe064918d93436aedfa07bd9a1cf56
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: a0fc237b33444fc30dc5b62e4f1afc3188f2cf43
Original-Change-Id: I1aa8742eebc4de733317600e35627631ebaf4724
Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/258061
Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/9787
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'payloads/libpayload/drivers/udc')
| -rw-r--r-- | payloads/libpayload/drivers/udc/chipidea.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/udc/chipidea.c b/payloads/libpayload/drivers/udc/chipidea.c index 87c3076ecb..a399e8cd96 100644 --- a/payloads/libpayload/drivers/udc/chipidea.c +++ b/payloads/libpayload/drivers/udc/chipidea.c @@ -128,6 +128,9 @@ static int chipidea_hw_init(struct usbdev_ctrl *this, void *_opreg, debug("taking controller out of reset\n"); writel(USBCMD_8MICRO | USBCMD_RUN, &p->opreg->usbcmd); + this->stall(this, 0, 0, 0); + this->stall(this, 0, 1, 0); + return 1; } |