diff options
Diffstat (limited to 'drivers/usb/gadget/pxa27x_udc.c')
| -rw-r--r-- | drivers/usb/gadget/pxa27x_udc.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c index 75eba202f73..499b7a23f35 100644 --- a/drivers/usb/gadget/pxa27x_udc.c +++ b/drivers/usb/gadget/pxa27x_udc.c @@ -1546,7 +1546,6 @@ static __init void udc_init_data(struct pxa_udc *dev) INIT_LIST_HEAD(&dev->gadget.ep0->ep_list); dev->udc_usb_ep[0].pxa_ep = &dev->pxa_ep[0]; ep0_idle(dev); - strcpy(dev->dev->bus_id, ""); /* PXA endpoints init */ for (i = 0; i < NR_PXA_ENDPOINTS; i++) { @@ -1746,13 +1745,10 @@ static void handle_ep0_ctrl_req(struct pxa_udc *udc, ep_err(ep, "wrong to have extra bytes for setup : 0x%08x\n", i); } - le16_to_cpus(&u.r.wValue); - le16_to_cpus(&u.r.wIndex); - le16_to_cpus(&u.r.wLength); - ep_dbg(ep, "SETUP %02x.%02x v%04x i%04x l%04x\n", u.r.bRequestType, u.r.bRequest, - u.r.wValue, u.r.wIndex, u.r.wLength); + le16_to_cpu(u.r.wValue), le16_to_cpu(u.r.wIndex), + le16_to_cpu(u.r.wLength)); if (unlikely(have_extrabytes)) goto stall; @@ -2296,7 +2292,8 @@ static void pxa_udc_shutdown(struct platform_device *_dev) { struct pxa_udc *udc = platform_get_drvdata(_dev); - udc_disable(udc); + if (udc_readl(udc, UDCCR) & UDCCR_UDE) + udc_disable(udc); } #ifdef CONFIG_PM @@ -2361,9 +2358,8 @@ static int pxa_udc_resume(struct platform_device *_dev) * Upon exit from sleep mode and before clearing OTGPH, * Software must configure the USB OTG pad, UDC, and UHC * to the state they were in before entering sleep mode. - * - * Should be : PSSR |= PSSR_OTGPH; */ + PSSR |= PSSR_OTGPH; return 0; } @@ -2387,6 +2383,9 @@ static struct platform_driver udc_driver = { static int __init udc_init(void) { + if (!cpu_is_pxa27x()) + return -ENODEV; + printk(KERN_INFO "%s: version %s\n", driver_name, DRIVER_VERSION); return platform_driver_probe(&udc_driver, pxa_udc_probe); } |