diff options
| author | Shawn Joo <sjoo@nvidia.com> | 2012-12-27 20:09:03 +0900 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2013-09-14 13:01:54 -0700 |
| commit | 933120e56d0bd2b521d081f1706c5ee168d8b42e (patch) | |
| tree | 72c8a787244f617f8176762fc7fee6957815bba4 /drivers/usb | |
| parent | 79ca1125caf3f36cfc3f1e0841297b7df187ea6a (diff) | |
arm: tegra: usb_phy: add delay on wait loop of ack
There is no delay while reading gpio of modem ack.
it will be a bad influence on system.
put 1ms delay on the loop.
Bug 1191026
Change-Id: I1b3fa50cabbe002cd6a0ec4c66099dc694a5a6e5
Signed-off-by: Shawn Joo <sjoo@nvidia.com>
Reviewed-on: http://git-master/r/190281
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Steve Lin <stlin@nvidia.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/phy/tegra3_usb_phy.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/phy/tegra3_usb_phy.c b/drivers/usb/phy/tegra3_usb_phy.c index 38161212b2fd..c220c0549399 100644 --- a/drivers/usb/phy/tegra3_usb_phy.c +++ b/drivers/usb/phy/tegra3_usb_phy.c @@ -2924,6 +2924,7 @@ static int ulpi_null_phy_restore(struct tegra_usb_phy *phy) pr_warn("phy restore timeout\n"); return 1; } + mdelay(1); } return 0; |