shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-09 12:17:12 +09:00
Code Issues Packages Projects Releases Wiki Activity

USB: DWC_OTG: fix otg device clk repeatedly disable

Browse Source 
The commit 28e9901cf0 set
otg device phy enter suspend and resume it after system
wakeup. But we don't control the clk, and it will cause
otg device repeatedly disable clk when resume from suspend.

Signed-off-by: Wu Liang feng <wulf@rock-chips.com>
This commit is contained in:
Wu Liang feng
2014-12-31 18:13:01 +08:00
parent c540072d45
commit 4a1bab8fa9
1 changed files with 10 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/usb/dwc_otg_310/dwc_otg_driver.c
View File

@@ -1536,9 +1536,13 @@ static int dwc_otg_pm_suspend(struct device *dev)
dwc_otg_device_t *dwc_otg_device;
struct dwc_otg_platform_data *pdata_otg;
dwc_otg_device = dev_get_platdata(dev);
dev_dbg(dev, "dwc_otg PM suspend\n");
dwc_otg_device = dev_get_platdata(dev);
if (dwc_otg_device->core_if->op_state == B_PERIPHERAL)
return 0;
pdata_otg = dwc_otg_device->pldata;
pdata_otg->phy_suspend(pdata_otg, USB_PHY_SUSPEND);
@@ -1550,9 +1554,13 @@ static int dwc_otg_pm_resume(struct device *dev)
dwc_otg_device_t *dwc_otg_device;
struct dwc_otg_platform_data *pdata_otg;
dwc_otg_device = dev_get_platdata(dev);
dev_dbg(dev, "dwc_otg PM resume\n");
dwc_otg_device = dev_get_platdata(dev);
if (dwc_otg_device->core_if->op_state == B_PERIPHERAL)
return 0;
pdata_otg = dwc_otg_device->pldata;
pdata_otg->phy_suspend(pdata_otg, USB_PHY_ENABLED);