diff options
| author | Jun Li <r65092@freescale.com> | 2009-12-04 23:07:39 +0800 |
|---|---|---|
| committer | Justin Waters <justin.waters@timesys.com> | 2010-03-25 14:01:34 -0400 |
| commit | 29895e71124969590d841293c7ce7b7eaa393a35 (patch) | |
| tree | 3103b95f7caf0e44e5c5a648b83cc748a045fd8b /drivers | |
| parent | e8a7b89f9635100857e6d151f70c24159a754705 (diff) | |
ENGR00119024 USB OTG nobody cared IRQ when add gadget driver.
When add usb gadget driver in OTG mode, cause nobody cared irq,
this pach disable usbintr in udc driver probe.
Signed-off-by: Li Jun <r65092@freescale.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/arcotg_udc.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/usb/gadget/arcotg_udc.c b/drivers/usb/gadget/arcotg_udc.c index 7772c39a1044..4fac79260c38 100644 --- a/drivers/usb/gadget/arcotg_udc.c +++ b/drivers/usb/gadget/arcotg_udc.c @@ -109,10 +109,11 @@ dr_wake_up_enable(struct fsl_udc *udc, bool enable) struct fsl_usb2_platform_data *pdata; pdata = udc->pdata; - if (device_may_wakeup(udc_controller->gadget.dev.parent)) { - if (pdata->wake_up_enable) - pdata->wake_up_enable(pdata, enable); - } + if (enable && (!device_may_wakeup(udc_controller->gadget.dev.parent))) + return; + + if (pdata->wake_up_enable) + pdata->wake_up_enable(pdata, enable); } #ifdef CONFIG_PPC32 @@ -2855,6 +2856,9 @@ static int __init fsl_udc_probe(struct platform_device *pdev) last_free_td = NULL; #endif + /* disable all INTR */ + fsl_writel(0, &dr_regs->usbintr); + dr_wake_up_enable(udc_controller, false); udc_controller->stopped = 1; @@ -2993,7 +2997,9 @@ out: -----------------------------------------------------------------*/ static int fsl_udc_suspend(struct platform_device *pdev, pm_message_t state) { - if ((udc_controller->usb_state > USB_STATE_POWERED) && + if (((!(udc_controller->gadget.is_otg)) || + (fsl_readl(&dr_regs->otgsc) & OTGSC_STS_USB_ID)) && + (udc_controller->usb_state > USB_STATE_POWERED) && (udc_controller->usb_state < USB_STATE_SUSPENDED)) return -EBUSY; |