diff options
Diffstat (limited to 'drivers/usb/gadget/pxa27x_udc.c')
| -rw-r--r-- | drivers/usb/gadget/pxa27x_udc.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c index 75eba202f737..9d447d8cfc0c 100644 --- a/drivers/usb/gadget/pxa27x_udc.c +++ b/drivers/usb/gadget/pxa27x_udc.c @@ -38,7 +38,7 @@ #include <linux/usb.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> - +#include <asm/arch/pxa2xx-regs.h> /* FIXME: for PSSR */ #include <asm/arch/udc.h> #include "pxa27x_udc.h" @@ -1526,7 +1526,8 @@ static void udc_disable(struct pxa_udc *udc) ep0_idle(udc); udc->gadget.speed = USB_SPEED_UNKNOWN; - udc->mach->udc_command(PXA2XX_UDC_CMD_DISCONNECT); + if (udc->mach->udc_command) + udc->mach->udc_command(PXA2XX_UDC_CMD_DISCONNECT); } /** @@ -1546,7 +1547,6 @@ 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++) { @@ -1575,7 +1575,6 @@ static void udc_enable(struct pxa_udc *udc) { udc_writel(udc, UDCICR0, 0); udc_writel(udc, UDCICR1, 0); - udc_writel(udc, UP2OCR, UP2OCR_HXOE); udc_clear_mask_UDCCR(udc, UDCCR_UDE); clk_enable(udc->clk); @@ -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 @@ -2361,20 +2358,20 @@ 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; */ + if (cpu_is_pxa27x()) + PSSR |= PSSR_OTGPH; return 0; } #endif /* work with hotplug and coldplug */ -MODULE_ALIAS("platform:pxa2xx-udc"); +MODULE_ALIAS("platform:pxa27x-udc"); static struct platform_driver udc_driver = { .driver = { - .name = "pxa2xx-udc", + .name = "pxa27x-udc", .owner = THIS_MODULE, }, .remove = __exit_p(pxa_udc_remove), @@ -2387,6 +2384,9 @@ 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); } |