diff --git a/board/compulab/cm_t3517/cm_t3517.c b/board/compulab/cm_t3517/cm_t3517.c index 09cb27def04..668bb7631ae 100644 --- a/board/compulab/cm_t3517/cm_t3517.c +++ b/board/compulab/cm_t3517/cm_t3517.c @@ -74,8 +74,8 @@ static void cm_t3517_musb_init(void) CONF2_REFFREQ_13MHZ | CONF2_SESENDEN | CONF2_VBDTCTEN | CONF2_DATPOL); - if (musb_register(&cm_t3517_musb_pdata, &cm_t3517_musb_board_data, - (void *)AM35XX_IPSS_USBOTGSS_BASE)) + if (!musb_register(&cm_t3517_musb_pdata, &cm_t3517_musb_board_data, + (void *)AM35XX_IPSS_USBOTGSS_BASE)) printf("Failed initializing AM35x MUSB!\n"); } #else diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c index 2b04fbd046e..2bf918eab46 100644 --- a/drivers/usb/musb-new/musb_uboot.c +++ b/drivers/usb/musb-new/musb_uboot.c @@ -419,8 +419,8 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) } #endif /* CONFIG_USB_MUSB_GADGET */ -int musb_register(struct musb_hdrc_platform_data *plat, void *bdata, - void *ctl_regs) +struct musb *musb_register(struct musb_hdrc_platform_data *plat, void *bdata, + void *ctl_regs) { struct musb **musbp; @@ -436,14 +436,14 @@ int musb_register(struct musb_hdrc_platform_data *plat, void *bdata, break; #endif default: - return -EINVAL; + return ERR_PTR(-EINVAL); } *musbp = musb_init_controller(plat, (struct device *)bdata, ctl_regs); - if (!*musbp) { + if (IS_ERR(*musbp)) { printf("Failed to init the controller\n"); - return -EIO; + return ERR_CAST(*musbp); } - return 0; + return *musbp; } diff --git a/drivers/usb/musb-new/pic32.c b/drivers/usb/musb-new/pic32.c index f04719d7af5..3a19900e21c 100644 --- a/drivers/usb/musb-new/pic32.c +++ b/drivers/usb/musb-new/pic32.c @@ -251,9 +251,11 @@ static int musb_usb_probe(struct udevice *dev) ret = musb_lowlevel_init(mdata); #else pic32_musb_plat.mode = MUSB_PERIPHERAL; - ret = musb_register(&pic32_musb_plat, &pdata->dev, mregs); + mdata->host = musb_register(&pic32_musb_plat, &pdata->dev, mregs); + if (!mdata->host) + return -EIO; #endif - if (ret == 0) + if ((ret == 0) && mdata->host) printf("PIC32 MUSB OTG\n"); return ret; diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c index 08de9c69c71..b846afb094d 100644 --- a/drivers/usb/musb-new/sunxi.c +++ b/drivers/usb/musb-new/sunxi.c @@ -444,9 +444,11 @@ static int musb_usb_probe(struct udevice *dev) printf("Allwinner mUSB OTG (Host)\n"); #else pdata.mode = MUSB_PERIPHERAL; - ret = musb_register(&pdata, &glue->dev, base); - if (!ret) - printf("Allwinner mUSB OTG (Peripheral)\n"); + host->host = musb_register(&pdata, &glue->dev, base); + if (!host->host) + return -EIO; + + printf("Allwinner mUSB OTG (Peripheral)\n"); #endif return ret; diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h index 9104414cf0d..a31ce67a81f 100644 --- a/include/linux/usb/musb.h +++ b/include/linux/usb/musb.h @@ -150,7 +150,7 @@ extern int tusb6010_platform_retime(unsigned is_refclk); /* * U-Boot specfic stuff */ -int musb_register(struct musb_hdrc_platform_data *plat, void *bdata, - void *ctl_regs); +struct musb *musb_register(struct musb_hdrc_platform_data *plat, void *bdata, + void *ctl_regs); #endif /* __LINUX_USB_MUSB_H */