diff options
| author | Suresh Mangipudi <smangipudi@nvidia.com> | 2011-12-30 13:59:33 +0530 |
|---|---|---|
| committer | Varun Wadekar <vwadekar@nvidia.com> | 2012-01-06 17:09:30 +0530 |
| commit | add78d0716b92d0e5aa3169bcddff8b523e272e6 (patch) | |
| tree | 10ea2a1fa4dd87854ad873b272835083c4dfacb8 /drivers/usb/gadget | |
| parent | cda141fa6a9eff743ce8504a510cde9ab89d7a45 (diff) | |
usb: gadget: fsl_udc: fix resume path for power
USB Device when resuming from LP0 will reset the PowerDown values of
USB, these powerdown have to be reprogrammed when there is no usb cable
when device resumes from LP0.
Bug 919432
Change-Id: I306efc3614cceffbf132db92e0a897693043e3f7
Signed-off-by: Suresh Mangipudi <smangipudi@nvidia.com>
Reviewed-on: http://git-master/r/72722
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Rakesh Bodla <rbodla@nvidia.com>
Reviewed-by: Venkat Moganty <vmoganty@nvidia.com>
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/fsl_udc_core.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c index 813d290cdc5c..eeec98f36901 100644 --- a/drivers/usb/gadget/fsl_udc_core.c +++ b/drivers/usb/gadget/fsl_udc_core.c @@ -3172,19 +3172,19 @@ static int fsl_udc_suspend(struct platform_device *pdev, pm_message_t state) static int fsl_udc_resume(struct platform_device *pdev) { if (udc_controller->transceiver) { - fsl_udc_clk_enable(); + fsl_udc_clk_resume(true); if (!(fsl_readl(&usb_sys_regs->vbus_wakeup) & USB_SYS_ID_PIN_STATUS)) { /* If ID status is low means host is connected, return */ - fsl_udc_clk_disable(); + fsl_udc_clk_suspend(false); return 0; } /* check for VBUS */ if (!(fsl_readl(&usb_sys_regs->vbus_wakeup) & USB_SYS_VBUS_STATUS)) { /* if there is no VBUS then power down the clocks and return */ - fsl_udc_clk_disable(); + fsl_udc_clk_suspend(false); return 0; } else { - fsl_udc_clk_disable(); + fsl_udc_clk_suspend(false); if (udc_controller->transceiver->state == OTG_STATE_A_HOST) return 0; /* Detected VBUS set the transceiver state to device mode */ |