summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJun Li <r65092@freescale.com>2009-12-04 23:07:39 +0800
committerJun Li <r65092@freescale.com>2009-12-05 18:37:51 +0800
commitce7e48b68b37b25fd083f042c1aecb3e8538dc3b (patch)
tree3103b95f7caf0e44e5c5a648b83cc748a045fd8b
parentcabe0ffb54399e5fa696507cd248848ec68ed153 (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>
-rw-r--r--arch/arm/mach-mx25/usb_h2.c5
-rw-r--r--drivers/usb/gadget/arcotg_udc.c16
2 files changed, 12 insertions, 9 deletions
diff --git a/arch/arm/mach-mx25/usb_h2.c b/arch/arm/mach-mx25/usb_h2.c
index 23f6a61ea627..8548cca82d26 100644
--- a/arch/arm/mach-mx25/usb_h2.c
+++ b/arch/arm/mach-mx25/usb_h2.c
@@ -88,13 +88,10 @@ EXPORT_SYMBOL(usbh2_put_xcvr_power);
static int __init usbh2_init(void)
{
- struct platform_device *pdev;
pr_debug("%s: \n", __func__);
- pdev = host_pdev_register(usbh2_resources, ARRAY_SIZE(usbh2_resources),
+ host_pdev_register(usbh2_resources, ARRAY_SIZE(usbh2_resources),
&usbh2_config);
- if (pdev)
- device_init_wakeup(&(pdev->dev), 1);
return 0;
}
module_init(usbh2_init);
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;