diff options
Diffstat (limited to 'drivers/usb/phy/phy-msm-qusb.c')
| -rw-r--r-- | drivers/usb/phy/phy-msm-qusb.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/usb/phy/phy-msm-qusb.c b/drivers/usb/phy/phy-msm-qusb.c index 6a2529ec1511..bd2722e8fc48 100644 --- a/drivers/usb/phy/phy-msm-qusb.c +++ b/drivers/usb/phy/phy-msm-qusb.c @@ -730,13 +730,15 @@ static int qusb_phy_set_suspend(struct usb_phy *phy, int suspend) writel_relaxed(intr_mask, qphy->base + QUSB2PHY_PORT_INTR_CTRL); - /* enable phy auto-resume */ - writel_relaxed(0x0C, + if (linestate & (LINESTATE_DP | LINESTATE_DM)) { + /* enable phy auto-resume */ + writel_relaxed(0x0C, qphy->base + QUSB2PHY_PORT_TEST_CTRL); - /* flush the previous write before next write */ - wmb(); - writel_relaxed(0x04, - qphy->base + QUSB2PHY_PORT_TEST_CTRL); + /* flush the previous write before next write */ + wmb(); + writel_relaxed(0x04, + qphy->base + QUSB2PHY_PORT_TEST_CTRL); + } dev_dbg(phy->dev, "%s: intr_mask = %x\n", |