diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index 2f45bba8561d..f64fbea1cf20 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -1767,7 +1767,7 @@ static int udc_start(struct ci13xxx *ci)
 		goto put_transceiver;
 	}
 
-	retval = dbg_create_files(&ci->gadget.dev);
+	retval = dbg_create_files(ci->dev);
 	if (retval)
 		goto unreg_device;
 
@@ -1796,7 +1796,7 @@ remove_trans:
 
 	dev_err(dev, "error = %i\n", retval);
 remove_dbg:
-	dbg_remove_files(&ci->gadget.dev);
+	dbg_remove_files(ci->dev);
 unreg_device:
 	device_unregister(&ci->gadget.dev);
 put_transceiver:
@@ -1836,7 +1836,7 @@ static void udc_stop(struct ci13xxx *ci)
 		if (ci->global_phy)
 			usb_put_phy(ci->transceiver);
 	}
-	dbg_remove_files(&ci->gadget.dev);
+	dbg_remove_files(ci->dev);
 	device_unregister(&ci->gadget.dev);
 	/* my kobject is dynamic, I swear! */
 	memset(&ci->gadget, 0, sizeof(ci->gadget));
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 999909451e37..ffa6b004a84b 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -583,6 +583,7 @@ static int dwc3_remove(struct platform_device *pdev)
 		break;
 	}
 
+	dwc3_free_event_buffers(dwc);
 	dwc3_core_exit(dwc);
 
 	return 0;
diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index b50da53e9a52..b082bec7343e 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -23,8 +23,6 @@
 #include <linux/usb/nop-usb-xceiv.h>
 #include <linux/of.h>
 
-#include "core.h"
-
 struct dwc3_exynos {
 	struct platform_device	*dwc3;
 	struct platform_device	*usb2_phy;
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 22f337f57219..afa05e3c9cf4 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -54,8 +54,6 @@
 #include <linux/usb/otg.h>
 #include <linux/usb/nop-usb-xceiv.h>
 
-#include "core.h"
-
 /*
  * All these registers belong to OMAP's Wrapper around the
  * DesignWare USB3 Core.
@@ -465,20 +463,20 @@ static int dwc3_omap_remove(struct platform_device *pdev)
 	return 0;
 }
 
-static const struct of_device_id of_dwc3_matach[] = {
+static const struct of_device_id of_dwc3_match[] = {
 	{
 		"ti,dwc3",
 	},
 	{ },
 };
-MODULE_DEVICE_TABLE(of, of_dwc3_matach);
+MODULE_DEVICE_TABLE(of, of_dwc3_match);
 
 static struct platform_driver dwc3_omap_driver = {
 	.probe		= dwc3_omap_probe,
 	.remove		= dwc3_omap_remove,
 	.driver		= {
 		.name	= "omap-dwc3",
-		.of_match_table	= of_dwc3_matach,
+		.of_match_table	= of_dwc3_match,
 	},
 };
 
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 7d70f44567d2..e8d77689a322 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -45,8 +45,6 @@
 #include <linux/usb/otg.h>
 #include <linux/usb/nop-usb-xceiv.h>
 
-#include "core.h"
-
 /* FIXME define these in <linux/pci_ids.h> */
 #define PCI_VENDOR_ID_SYNOPSYS		0x16c3
 #define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3	0xabcd
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index a04342f6cbfa..82e160e96fca 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2159,7 +2159,6 @@ static void dwc3_gadget_phy_suspend(struct dwc3 *dwc, u8 speed)
 
 static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc)
 {
-	struct dwc3_gadget_ep_cmd_params params;
 	struct dwc3_ep		*dep;
 	int			ret;
 	u32			reg;
@@ -2167,8 +2166,6 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc)
 
 	dev_vdbg(dwc->dev, "%s\n", __func__);
 
-	memset(&params, 0x00, sizeof(params));
-
 	reg = dwc3_readl(dwc->regs, DWC3_DSTS);
 	speed = reg & DWC3_DSTS_CONNECTSPD;
 	dwc->speed = speed;
diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index 97a13c349cc5..82fb22511356 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -35,6 +35,12 @@ mv_udc-y			:= mv_udc_core.o
 obj-$(CONFIG_USB_FUSB300)	+= fusb300_udc.o
 obj-$(CONFIG_USB_MV_U3D)	+= mv_u3d_core.o
 
+# USB Functions
+obj-$(CONFIG_USB_F_ACM)		+= f_acm.o
+f_ss_lb-y			:= f_loopback.o f_sourcesink.o
+obj-$(CONFIG_USB_F_SS_LB)	+= f_ss_lb.o
+obj-$(CONFIG_USB_U_SERIAL)	+= u_serial.o
+
 #
 # USB gadget drivers
 #
@@ -74,9 +80,3 @@ obj-$(CONFIG_USB_G_WEBCAM)	+= g_webcam.o
 obj-$(CONFIG_USB_G_NCM)		+= g_ncm.o
 obj-$(CONFIG_USB_G_ACM_MS)	+= g_acm_ms.o
 obj-$(CONFIG_USB_GADGET_TARGET)	+= tcm_usb_gadget.o
-
-# USB Functions
-obj-$(CONFIG_USB_F_ACM)		+= f_acm.o
-f_ss_lb-y			:= f_loopback.o f_sourcesink.o
-obj-$(CONFIG_USB_F_SS_LB)	+= f_ss_lb.o
-obj-$(CONFIG_USB_U_SERIAL)	+= u_serial.o
diff --git a/drivers/usb/gadget/f_uac1.c b/drivers/usb/gadget/f_uac1.c
index f570e667a640..fa8ea4ea00c1 100644
--- a/drivers/usb/gadget/f_uac1.c
+++ b/drivers/usb/gadget/f_uac1.c
@@ -418,6 +418,7 @@ static int audio_get_intf_req(struct usb_function *f,
 
 	req->context = audio;
 	req->complete = f_audio_complete;
+	len = min_t(size_t, sizeof(value), len);
 	memcpy(req->buf, &value, len);
 
 	return len;
diff --git a/drivers/usb/gadget/imx_udc.c b/drivers/usb/gadget/imx_udc.c
index 8efd7555fa21..5bd930d779b9 100644
--- a/drivers/usb/gadget/imx_udc.c
+++ b/drivers/usb/gadget/imx_udc.c
@@ -1334,27 +1334,18 @@ static int imx_udc_start(struct usb_gadget *gadget,
 		struct usb_gadget_driver *driver)
 {
 	struct imx_udc_struct *imx_usb;
-	int retval;
 
 	imx_usb = container_of(gadget, struct imx_udc_struct, gadget);
 	/* first hook up the driver ... */
 	imx_usb->driver = driver;
 	imx_usb->gadget.dev.driver = &driver->driver;
 
-	retval = device_add(&imx_usb->gadget.dev);
-	if (retval)
-		goto fail;
-
 	D_INI(imx_usb->dev, "<%s> registered gadget driver '%s'\n",
 		__func__, driver->driver.name);
 
 	imx_udc_enable(imx_usb);
 
 	return 0;
-fail:
-	imx_usb->driver = NULL;
-	imx_usb->gadget.dev.driver = NULL;
-	return retval;
 }
 
 static int imx_udc_stop(struct usb_gadget *gadget,
@@ -1370,8 +1361,6 @@ static int imx_udc_stop(struct usb_gadget *gadget,
 	imx_usb->gadget.dev.driver = NULL;
 	imx_usb->driver = NULL;
 
-	device_del(&imx_usb->gadget.dev);
-
 	D_INI(imx_usb->dev, "<%s> unregistered gadget driver '%s'\n",
 		__func__, driver->driver.name);
 
@@ -1477,6 +1466,10 @@ static int __init imx_udc_probe(struct platform_device *pdev)
 	imx_usb->gadget.dev.parent = &pdev->dev;
 	imx_usb->gadget.dev.dma_mask = pdev->dev.dma_mask;
 
+	ret = device_add(&imx_usb->gadget.dev);
+	if (retval)
+		goto fail4;
+
 	platform_set_drvdata(pdev, imx_usb);
 
 	usb_init_data(imx_usb);
@@ -1488,9 +1481,11 @@ static int __init imx_udc_probe(struct platform_device *pdev)
 
 	ret = usb_add_gadget_udc(&pdev->dev, &imx_usb->gadget);
 	if (ret)
-		goto fail4;
+		goto fail5;
 
 	return 0;
+fail5:
+	device_unregister(&imx_usb->gadget.dev);
 fail4:
 	for (i = 0; i < IMX_USB_NB_EP + 1; i++)
 		free_irq(imx_usb->usbd_int[i], imx_usb);
@@ -1514,6 +1509,7 @@ static int __exit imx_udc_remove(struct platform_device *pdev)
 	int i;
 
 	usb_del_gadget_udc(&imx_usb->gadget);
+	device_unregister(&imx_usb->gadget.dev);
 	imx_udc_disable(imx_usb);
 	del_timer(&imx_usb->timer);
 
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index 2bbcdce942dc..9aa9dd5168d8 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -1266,13 +1266,6 @@ static int pxa25x_udc_start(struct usb_gadget *g,
 	dev->gadget.dev.driver = &driver->driver;
 	dev->pullup = 1;
 
-	retval = device_add (&dev->gadget.dev);
-	if (retval) {
-		dev->driver = NULL;
-		dev->gadget.dev.driver = NULL;
-		return retval;
-	}
-
 	/* ... then enable host detection and ep0; and we're ready
 	 * for set_configuration as well as eventual disconnect.
 	 */
@@ -1331,7 +1324,6 @@ static int pxa25x_udc_stop(struct usb_gadget*g,
 	dev->gadget.dev.driver = NULL;
 	dev->driver = NULL;
 
-	device_del (&dev->gadget.dev);
 	dump_state(dev);
 
 	return 0;
@@ -2146,6 +2138,13 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev)
 	dev->gadget.dev.parent = &pdev->dev;
 	dev->gadget.dev.dma_mask = pdev->dev.dma_mask;
 
+	retval = device_add(&dev->gadget.dev);
+	if (retval) {
+		dev->driver = NULL;
+		dev->gadget.dev.driver = NULL;
+		goto err_device_add;
+	}
+
 	the_controller = dev;
 	platform_set_drvdata(pdev, dev);
 
@@ -2196,6 +2195,8 @@ lubbock_fail0:
 	free_irq(irq, dev);
 #endif
  err_irq1:
+	device_unregister(&dev->gadget.dev);
+ err_device_add:
 	if (gpio_is_valid(dev->mach->gpio_pullup))
 		gpio_free(dev->mach->gpio_pullup);
  err_gpio_pullup:
@@ -2217,10 +2218,11 @@ static int __exit pxa25x_udc_remove(struct platform_device *pdev)
 {
 	struct pxa25x_udc *dev = platform_get_drvdata(pdev);
 
-	usb_del_gadget_udc(&dev->gadget);
 	if (dev->driver)
 		return -EBUSY;
 
+	usb_del_gadget_udc(&dev->gadget);
+	device_unregister(&dev->gadget.dev);
 	dev->pullup = 0;
 	pullup(dev);
 
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index f7d25795821a..2fc867652ef5 100644
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -1814,11 +1814,6 @@ static int pxa27x_udc_start(struct usb_gadget *g,
 	udc->gadget.dev.driver = &driver->driver;
 	dplus_pullup(udc, 1);
 
-	retval = device_add(&udc->gadget.dev);
-	if (retval) {
-		dev_err(udc->dev, "device_add error %d\n", retval);
-		goto fail;
-	}
 	if (!IS_ERR_OR_NULL(udc->transceiver)) {
 		retval = otg_set_peripheral(udc->transceiver->otg,
 						&udc->gadget);
@@ -1876,7 +1871,6 @@ static int pxa27x_udc_stop(struct usb_gadget *g,
 
 	udc->driver = NULL;
 
-	device_del(&udc->gadget.dev);
 
 	if (!IS_ERR_OR_NULL(udc->transceiver))
 		return otg_set_peripheral(udc->transceiver->otg, NULL);
@@ -2480,13 +2474,24 @@ static int __init pxa_udc_probe(struct platform_device *pdev)
 			driver_name, udc->irq, retval);
 		goto err_irq;
 	}
+
+	retval = device_add(&udc->gadget.dev);
+	if (retval) {
+		dev_err(udc->dev, "device_add error %d\n", retval);
+		goto err_dev_add;
+	}
+
 	retval = usb_add_gadget_udc(&pdev->dev, &udc->gadget);
 	if (retval)
 		goto err_add_udc;
 
 	pxa_init_debugfs(udc);
+
 	return 0;
+
 err_add_udc:
+	device_unregister(&udc->gadget.dev);
+err_dev_add:
 	free_irq(udc->irq, udc);
 err_irq:
 	iounmap(udc->regs);
@@ -2507,6 +2512,7 @@ static int __exit pxa_udc_remove(struct platform_device *_dev)
 	int gpio = udc->mach->gpio_pullup;
 
 	usb_del_gadget_udc(&udc->gadget);
+	device_del(&udc->gadget.dev);
 	usb_gadget_unregister_driver(udc->driver);
 	free_irq(udc->irq, udc);
 	pxa_cleanup_debugfs(udc);
diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index fc07b4381286..08f89652533b 100644
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -1668,8 +1668,7 @@ static void s3c2410_udc_enable(struct s3c2410_udc *dev)
 static int s3c2410_udc_start(struct usb_gadget *g,
 		struct usb_gadget_driver *driver)
 {
-	struct s3c2410_udc *udc = to_s3c2410(g)
-	int		retval;
+	struct s3c2410_udc *udc = to_s3c2410(g);
 
 	dprintk(DEBUG_NORMAL, "%s() '%s'\n", __func__, driver->driver.name);
 
@@ -1677,22 +1676,10 @@ static int s3c2410_udc_start(struct usb_gadget *g,
 	udc->driver = driver;
 	udc->gadget.dev.driver = &driver->driver;
 
-	/* Bind the driver */
-	retval = device_add(&udc->gadget.dev);
-	if (retval) {
-		dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval);
-		goto register_error;
-	}
-
 	/* Enable udc */
 	s3c2410_udc_enable(udc);
 
 	return 0;
-
-register_error:
-	udc->driver = NULL;
-	udc->gadget.dev.driver = NULL;
-	return retval;
 }
 
 static int s3c2410_udc_stop(struct usb_gadget *g,
@@ -1700,7 +1687,6 @@ static int s3c2410_udc_stop(struct usb_gadget *g,
 {
 	struct s3c2410_udc *udc = to_s3c2410(g);
 
-	device_del(&udc->gadget.dev);
 	udc->driver = NULL;
 
 	/* Disable udc */
@@ -1842,6 +1828,13 @@ static int s3c2410_udc_probe(struct platform_device *pdev)
 	udc->gadget.dev.parent = &pdev->dev;
 	udc->gadget.dev.dma_mask = pdev->dev.dma_mask;
 
+	/* Bind the driver */
+	retval = device_add(&udc->gadget.dev);
+	if (retval) {
+		dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval);
+		goto err_device_add;
+	}
+
 	the_controller = udc;
 	platform_set_drvdata(pdev, udc);
 
@@ -1930,6 +1923,8 @@ err_gpio_claim:
 err_int:
 	free_irq(IRQ_USBD, udc);
 err_map:
+	device_unregister(&udc->gadget.dev);
+err_device_add:
 	iounmap(base_addr);
 err_mem:
 	release_mem_region(rsrc_start, rsrc_len);
@@ -1947,10 +1942,11 @@ static int s3c2410_udc_remove(struct platform_device *pdev)
 
 	dev_dbg(&pdev->dev, "%s()\n", __func__);
 
-	usb_del_gadget_udc(&udc->gadget);
 	if (udc->driver)
 		return -EBUSY;
 
+	usb_del_gadget_udc(&udc->gadget);
+	device_unregister(&udc->gadget.dev);
 	debugfs_remove(udc->regs_info);
 
 	if (udc_info && !udc_info->udc_command &&
diff --git a/drivers/usb/gadget/u_uac1.c b/drivers/usb/gadget/u_uac1.c
index e0c5e88e03ed..c7d460f43390 100644
--- a/drivers/usb/gadget/u_uac1.c
+++ b/drivers/usb/gadget/u_uac1.c
@@ -240,8 +240,11 @@ static int gaudio_open_snd_dev(struct gaudio *card)
 	snd = &card->playback;
 	snd->filp = filp_open(fn_play, O_WRONLY, 0);
 	if (IS_ERR(snd->filp)) {
+		int ret = PTR_ERR(snd->filp);
+
 		ERROR(card, "No such PCM playback device: %s\n", fn_play);
 		snd->filp = NULL;
+		return ret;
 	}
 	pcm_file = snd->filp->private_data;
 	snd->substream = pcm_file->substream;
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 45b19e2c60ba..2f7d84af6650 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -9,8 +9,6 @@ config USB_MUSB_HDRC
 	depends on USB && USB_GADGET
 	select NOP_USB_XCEIV if (ARCH_DAVINCI || MACH_OMAP3EVM || BLACKFIN)
 	select NOP_USB_XCEIV if (SOC_TI81XX || SOC_AM33XX)
-	select TWL4030_USB if MACH_OMAP_3430SDP
-	select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA
 	select OMAP_CONTROL_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA
 	select USB_OTG_UTILS
 	help
@@ -51,6 +49,8 @@ config USB_MUSB_TUSB6010
 config USB_MUSB_OMAP2PLUS
 	tristate "OMAP2430 and onwards"
 	depends on ARCH_OMAP2PLUS
+	select TWL4030_USB if MACH_OMAP_3430SDP
+	select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA
 
 config USB_MUSB_AM35X
 	tristate "AM35x"
diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c
index e1814397ca3a..2bd03d261a50 100644
--- a/drivers/usb/otg/otg.c
+++ b/drivers/usb/otg/otg.c
@@ -130,7 +130,7 @@ struct usb_phy *usb_get_phy(enum usb_phy_type type)
 	spin_lock_irqsave(&phy_lock, flags);
 
 	phy = __usb_find_phy(&phy_list, type);
-	if (IS_ERR(phy)) {
+	if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
 		pr_err("unable to find transceiver of type %s\n",
 			usb_phy_type_string(type));
 		goto err0;
@@ -228,7 +228,7 @@ struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index)
 	spin_lock_irqsave(&phy_lock, flags);
 
 	phy = __usb_find_phy_dev(dev, &phy_bind_list, index);
-	if (IS_ERR(phy)) {
+	if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
 		pr_err("unable to find transceiver\n");
 		goto err0;
 	}
@@ -301,8 +301,12 @@ EXPORT_SYMBOL(devm_usb_put_phy);
  */
 void usb_put_phy(struct usb_phy *x)
 {
-	if (x)
+	if (x) {
+		struct module *owner = x->dev->driver->owner;
+
 		put_device(x->dev);
+		module_put(owner);
+	}
 }
 EXPORT_SYMBOL(usb_put_phy);
 
diff --git a/drivers/usb/phy/omap-control-usb.c b/drivers/usb/phy/omap-control-usb.c
index 5323b71c3521..1419ceda9759 100644
--- a/drivers/usb/phy/omap-control-usb.c
+++ b/drivers/usb/phy/omap-control-usb.c
@@ -219,32 +219,26 @@ static int omap_control_usb_probe(struct platform_device *pdev)
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
 		"control_dev_conf");
-	control_usb->dev_conf = devm_request_and_ioremap(&pdev->dev, res);
-	if (!control_usb->dev_conf) {
-		dev_err(&pdev->dev, "Failed to obtain io memory\n");
-		return -EADDRNOTAVAIL;
-	}
+	control_usb->dev_conf = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(control_usb->dev_conf))
+		return PTR_ERR(control_usb->dev_conf);
 
 	if (control_usb->type == OMAP_CTRL_DEV_TYPE1) {
 		res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
 			"otghs_control");
-		control_usb->otghs_control = devm_request_and_ioremap(
+		control_usb->otghs_control = devm_ioremap_resource(
 			&pdev->dev, res);
-		if (!control_usb->otghs_control) {
-			dev_err(&pdev->dev, "Failed to obtain io memory\n");
-			return -EADDRNOTAVAIL;
-		}
+		if (IS_ERR(control_usb->otghs_control))
+			return PTR_ERR(control_usb->otghs_control);
 	}
 
 	if (control_usb->type == OMAP_CTRL_DEV_TYPE2) {
 		res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
 			"phy_power_usb");
-		control_usb->phy_power = devm_request_and_ioremap(
+		control_usb->phy_power = devm_ioremap_resource(
 			&pdev->dev, res);
-		if (!control_usb->phy_power) {
-			dev_dbg(&pdev->dev, "Failed to obtain io memory\n");
-			return -EADDRNOTAVAIL;
-		}
+		if (IS_ERR(control_usb->phy_power))
+			return PTR_ERR(control_usb->phy_power);
 
 		control_usb->sys_clk = devm_clk_get(control_usb->dev,
 			"sys_clkin");
diff --git a/drivers/usb/phy/omap-usb3.c b/drivers/usb/phy/omap-usb3.c
index fadc0c2b65bb..a6e60b1e102e 100644
--- a/drivers/usb/phy/omap-usb3.c
+++ b/drivers/usb/phy/omap-usb3.c
@@ -212,11 +212,9 @@ static int omap_usb3_probe(struct platform_device *pdev)
 	}
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pll_ctrl");
-	phy->pll_ctrl_base = devm_request_and_ioremap(&pdev->dev, res);
-	if (!phy->pll_ctrl_base) {
-		dev_err(&pdev->dev, "ioremap of pll_ctrl failed\n");
-		return -ENOMEM;
-	}
+	phy->pll_ctrl_base = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(phy->pll_ctrl_base))
+		return PTR_ERR(phy->pll_ctrl_base);
 
 	phy->dev		= &pdev->dev;
 
diff --git a/drivers/usb/phy/samsung-usbphy.c b/drivers/usb/phy/samsung-usbphy.c
index 6ea553733832..967101ec15fd 100644
--- a/drivers/usb/phy/samsung-usbphy.c
+++ b/drivers/usb/phy/samsung-usbphy.c
@@ -787,11 +787,9 @@ static int samsung_usbphy_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
-	phy_base = devm_request_and_ioremap(dev, phy_mem);
-	if (!phy_base) {
-		dev_err(dev, "%s: register mapping failed\n", __func__);
-		return -ENXIO;
-	}
+	phy_base = devm_ioremap_resource(dev, phy_mem);
+	if (IS_ERR(phy_base))
+		return PTR_ERR(phy_base);
 
 	sphy = devm_kzalloc(dev, sizeof(*sphy), GFP_KERNEL);
 	if (!sphy)