Merge branch 'quilt/usb'

50 files changed, 624 insertions, 278 deletions

diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index a844796bb9cf..21f7a64a1359 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -788,8 +788,7 @@ static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
 			&usbhid->inbuf_dma);
 	usbhid->outbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_KERNEL,
 			&usbhid->outbuf_dma);
-	usbhid->cr = usb_buffer_alloc(dev, sizeof(*usbhid->cr), GFP_KERNEL,
-			&usbhid->cr_dma);
+	usbhid->cr = kmalloc(sizeof(*usbhid->cr), GFP_KERNEL);
 	usbhid->ctrlbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_KERNEL,
 			&usbhid->ctrlbuf_dma);
 	if (!usbhid->inbuf || !usbhid->outbuf || !usbhid->cr ||
@@ -847,7 +846,7 @@ static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
 
 	usb_buffer_free(dev, usbhid->bufsize, usbhid->inbuf, usbhid->inbuf_dma);
 	usb_buffer_free(dev, usbhid->bufsize, usbhid->outbuf, usbhid->outbuf_dma);
-	usb_buffer_free(dev, sizeof(*(usbhid->cr)), usbhid->cr, usbhid->cr_dma);
+	kfree(usbhid->cr);
 	usb_buffer_free(dev, usbhid->bufsize, usbhid->ctrlbuf, usbhid->ctrlbuf_dma);
 }
 
@@ -1015,9 +1014,8 @@ static int usbhid_start(struct hid_device *hid)
 
 	usb_fill_control_urb(usbhid->urbctrl, dev, 0, (void *) usbhid->cr,
 			     usbhid->ctrlbuf, 1, hid_ctrl, hid);
-	usbhid->urbctrl->setup_dma = usbhid->cr_dma;
 	usbhid->urbctrl->transfer_dma = usbhid->ctrlbuf_dma;
-	usbhid->urbctrl->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP);
+	usbhid->urbctrl->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 
 	if (!(hid->quirks & HID_QUIRK_NO_INIT_REPORTS))
 		usbhid_init_reports(hid);
diff --git a/drivers/hid/usbhid/usbhid.h b/drivers/hid/usbhid/usbhid.h
index ec20400c7f29..693fd3e720df 100644
--- a/drivers/hid/usbhid/usbhid.h
+++ b/drivers/hid/usbhid/usbhid.h
@@ -75,7 +75,6 @@ struct usbhid_device {
 
 	struct urb *urbctrl;                                            /* Control URB */
 	struct usb_ctrlrequest *cr;                                     /* Control request struct */
-	dma_addr_t cr_dma;                                              /* Control request struct dma */
 	struct hid_control_fifo ctrl[HID_CONTROL_FIFO_SIZE];  		/* Control fifo */
 	unsigned char ctrlhead, ctrltail;                               /* Control fifo head & tail */
 	char *ctrlbuf;                                                  /* Control buffer */
diff --git a/drivers/hid/usbhid/usbkbd.c b/drivers/hid/usbhid/usbkbd.c
index b2fd0b00de92..a4444c7d0fa9 100644
--- a/drivers/hid/usbhid/usbkbd.c
+++ b/drivers/hid/usbhid/usbkbd.c
@@ -74,7 +74,6 @@ struct usb_kbd {
 	unsigned char *new;
 	struct usb_ctrlrequest *cr;
 	unsigned char *leds;
-	dma_addr_t cr_dma;
 	dma_addr_t new_dma;
 	dma_addr_t leds_dma;
 };
@@ -199,7 +198,7 @@ static int usb_kbd_alloc_mem(struct usb_device *dev, struct usb_kbd *kbd)
 		return -1;
 	if (!(kbd->new = usb_buffer_alloc(dev, 8, GFP_ATOMIC, &kbd->new_dma)))
 		return -1;
-	if (!(kbd->cr = usb_buffer_alloc(dev, sizeof(struct usb_ctrlrequest), GFP_ATOMIC, &kbd->cr_dma)))
+	if (!(kbd->cr = kmalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL)))
 		return -1;
 	if (!(kbd->leds = usb_buffer_alloc(dev, 1, GFP_ATOMIC, &kbd->leds_dma)))
 		return -1;
@@ -212,7 +211,7 @@ static void usb_kbd_free_mem(struct usb_device *dev, struct usb_kbd *kbd)
 	usb_free_urb(kbd->irq);
 	usb_free_urb(kbd->led);
 	usb_buffer_free(dev, 8, kbd->new, kbd->new_dma);
-	usb_buffer_free(dev, sizeof(struct usb_ctrlrequest), kbd->cr, kbd->cr_dma);
+	kfree(kbd->cr);
 	usb_buffer_free(dev, 1, kbd->leds, kbd->leds_dma);
 }
 
@@ -304,9 +303,8 @@ static int usb_kbd_probe(struct usb_interface *iface,
 	usb_fill_control_urb(kbd->led, dev, usb_sndctrlpipe(dev, 0),
 			     (void *) kbd->cr, kbd->leds, 1,
 			     usb_kbd_led, kbd);
-	kbd->led->setup_dma = kbd->cr_dma;
 	kbd->led->transfer_dma = kbd->leds_dma;
-	kbd->led->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP);
+	kbd->led->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 
 	error = input_register_device(kbd->dev);
 	if (error)
diff --git a/drivers/input/misc/cm109.c b/drivers/input/misc/cm109.c
index 86457feccfc4..8d2d291ee508 100644
--- a/drivers/input/misc/cm109.c
+++ b/drivers/input/misc/cm109.c
@@ -102,7 +102,6 @@ struct cm109_dev {
 	struct cm109_ctl_packet *ctl_data;
 	dma_addr_t ctl_dma;
 	struct usb_ctrlrequest *ctl_req;
-	dma_addr_t ctl_req_dma;
 	struct urb *urb_ctl;
 	/*
 	 * The 3 bitfields below are protected by ctl_submit_lock.
@@ -629,9 +628,7 @@ static const struct usb_device_id cm109_usb_table[] = {
 
 static void cm109_usb_cleanup(struct cm109_dev *dev)
 {
-	if (dev->ctl_req)
-		usb_buffer_free(dev->udev, sizeof(*(dev->ctl_req)),
-				dev->ctl_req, dev->ctl_req_dma);
+	kfree(dev->ctl_req);
 	if (dev->ctl_data)
 		usb_buffer_free(dev->udev, USB_PKT_LEN,
 				dev->ctl_data, dev->ctl_dma);
@@ -696,8 +693,7 @@ static int cm109_usb_probe(struct usb_interface *intf,
 	if (!dev->ctl_data)
 		goto err_out;
 
-	dev->ctl_req = usb_buffer_alloc(udev, sizeof(*(dev->ctl_req)),
-					GFP_KERNEL, &dev->ctl_req_dma);
+	dev->ctl_req = kmalloc(sizeof(*(dev->ctl_req)), GFP_KERNEL);
 	if (!dev->ctl_req)
 		goto err_out;
 
@@ -735,10 +731,8 @@ static int cm109_usb_probe(struct usb_interface *intf,
 	usb_fill_control_urb(dev->urb_ctl, udev, usb_sndctrlpipe(udev, 0),
 			     (void *)dev->ctl_req, dev->ctl_data, USB_PKT_LEN,
 			     cm109_urb_ctl_callback, dev);
-	dev->urb_ctl->setup_dma = dev->ctl_req_dma;
 	dev->urb_ctl->transfer_dma = dev->ctl_dma;
-	dev->urb_ctl->transfer_flags |= URB_NO_SETUP_DMA_MAP |
-					URB_NO_TRANSFER_DMA_MAP;
+	dev->urb_ctl->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 	dev->urb_ctl->dev = udev;
 
 	/* find out the physical bus location */
diff --git a/drivers/input/misc/powermate.c b/drivers/input/misc/powermate.c
index 668913d12044..7ba4b5f53fc2 100644
--- a/drivers/input/misc/powermate.c
+++ b/drivers/input/misc/powermate.c
@@ -64,7 +64,6 @@ struct powermate_device {
 	dma_addr_t data_dma;
 	struct urb *irq, *config;
 	struct usb_ctrlrequest *configcr;
-	dma_addr_t configcr_dma;
 	struct usb_device *udev;
 	struct input_dev *input;
 	spinlock_t lock;
@@ -182,8 +181,6 @@ static void powermate_sync_state(struct powermate_device *pm)
 	usb_fill_control_urb(pm->config, pm->udev, usb_sndctrlpipe(pm->udev, 0),
 			     (void *) pm->configcr, NULL, 0,
 			     powermate_config_complete, pm);
-	pm->config->setup_dma = pm->configcr_dma;
-	pm->config->transfer_flags |= URB_NO_SETUP_DMA_MAP;
 
 	if (usb_submit_urb(pm->config, GFP_ATOMIC))
 		printk(KERN_ERR "powermate: usb_submit_urb(config) failed");
@@ -281,8 +278,7 @@ static int powermate_alloc_buffers(struct usb_device *udev, struct powermate_dev
 	if (!pm->data)
 		return -1;
 
-	pm->configcr = usb_buffer_alloc(udev, sizeof(*(pm->configcr)),
-					GFP_ATOMIC, &pm->configcr_dma);
+	pm->configcr = kmalloc(sizeof(*(pm->configcr)), GFP_KERNEL);
 	if (!pm->configcr)
 		return -1;
 
@@ -293,8 +289,7 @@ static void powermate_free_buffers(struct usb_device *udev, struct powermate_dev
 {
 	usb_buffer_free(udev, POWERMATE_PAYLOAD_SIZE_MAX,
 			pm->data, pm->data_dma);
-	usb_buffer_free(udev, sizeof(*(pm->configcr)),
-			pm->configcr, pm->configcr_dma);
+	kfree(pm->configcr);
 }
 
 /* Called whenever a USB device matching one in our supported devices table is connected */
diff --git a/drivers/input/misc/yealink.c b/drivers/input/misc/yealink.c
index 93a22ac0f88c..2828328e9dd0 100644
--- a/drivers/input/misc/yealink.c
+++ b/drivers/input/misc/yealink.c
@@ -111,7 +111,6 @@ struct yealink_dev {
 	struct yld_ctl_packet	*ctl_data;
 	dma_addr_t		ctl_dma;
 	struct usb_ctrlrequest	*ctl_req;
-	dma_addr_t		ctl_req_dma;
 	struct urb		*urb_ctl;
 
 	char phys[64];			/* physical device path */
@@ -836,8 +835,7 @@ static int usb_cleanup(struct yealink_dev *yld, int err)
 	usb_free_urb(yld->urb_irq);
 	usb_free_urb(yld->urb_ctl);
 
-	usb_buffer_free(yld->udev, sizeof(*(yld->ctl_req)),
-			yld->ctl_req, yld->ctl_req_dma);
+	kfree(yld->ctl_req);
 	usb_buffer_free(yld->udev, USB_PKT_LEN,
 			yld->ctl_data, yld->ctl_dma);
 	usb_buffer_free(yld->udev, USB_PKT_LEN,
@@ -896,8 +894,7 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	if (!yld->ctl_data)
 		return usb_cleanup(yld, -ENOMEM);
 
-	yld->ctl_req = usb_buffer_alloc(udev, sizeof(*(yld->ctl_req)),
-					GFP_ATOMIC, &yld->ctl_req_dma);
+	yld->ctl_req = kmalloc(sizeof(*(yld->ctl_req)), GFP_KERNEL);
 	if (yld->ctl_req == NULL)
 		return usb_cleanup(yld, -ENOMEM);
 
@@ -936,10 +933,8 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	usb_fill_control_urb(yld->urb_ctl, udev, usb_sndctrlpipe(udev, 0),
 			(void *)yld->ctl_req, yld->ctl_data, USB_PKT_LEN,
 			urb_ctl_callback, yld);
-	yld->urb_ctl->setup_dma	= yld->ctl_req_dma;
 	yld->urb_ctl->transfer_dma	= yld->ctl_dma;
-	yld->urb_ctl->transfer_flags	|= URB_NO_SETUP_DMA_MAP |
-					URB_NO_TRANSFER_DMA_MAP;
+	yld->urb_ctl->transfer_flags	|= URB_NO_TRANSFER_DMA_MAP;
 	yld->urb_ctl->dev = udev;
 
 	/* find out the physical bus location */
diff --git a/drivers/staging/comedi/drivers/quatech_daqp_cs.c b/drivers/staging/comedi/drivers/quatech_daqp_cs.c
index 92d7b72362b2..ab00846b3e0f 100644
--- a/drivers/staging/comedi/drivers/quatech_daqp_cs.c
+++ b/drivers/staging/comedi/drivers/quatech_daqp_cs.c
@@ -49,6 +49,7 @@ Devices: [Quatech] DAQP-208 (daqp), DAQP-308
 
 #include "../comedidev.h"
 #include <linux/semaphore.h>
+#include <linux/slab.h>
 
 #include <pcmcia/cs_types.h>
 #include <pcmcia/cs.h>
diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h
index 4a8e87ec6ce9..5eeb570b9a61 100644
--- a/drivers/usb/class/cdc-acm.h
+++ b/drivers/usb/class/cdc-acm.h
@@ -124,8 +124,8 @@ struct acm {
 	unsigned char clocal;				/* termios CLOCAL */
 	unsigned int ctrl_caps;				/* control capabilities from the class specific header */
 	unsigned int susp_count;			/* number of suspended interfaces */
-	int combined_interfaces:1;			/* control and data collapsed */
-	int is_int_ep:1;				/* interrupt endpoints contrary to spec used */
+	unsigned int combined_interfaces:1;		/* control and data collapsed */
+	unsigned int is_int_ep:1;			/* interrupt endpoints contrary to spec used */
 	u8 bInterval;
 	struct acm_wb *delayed_wb;			/* write queued for a device about to be woken */
 };
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 2f8cedda8007..79b212f02382 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -38,7 +38,6 @@
 #include <asm/unaligned.h>
 #include <linux/platform_device.h>
 #include <linux/workqueue.h>
-#include <linux/mutex.h>
 #include <linux/pm_runtime.h>
 
 #include <linux/usb.h>
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 0940ccd6f4f4..5c483faba95f 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -154,11 +154,11 @@ static int usb_reset_and_verify_device(struct usb_device *udev);
 
 static inline char *portspeed(int portstatus)
 {
-	if (portstatus & (1 << USB_PORT_FEAT_HIGHSPEED))
+	if (portstatus & USB_PORT_STAT_HIGH_SPEED)
     		return "480 Mb/s";
-	else if (portstatus & (1 << USB_PORT_FEAT_LOWSPEED))
+	else if (portstatus & USB_PORT_STAT_LOW_SPEED)
 		return "1.5 Mb/s";
-	else if (portstatus & (1 << USB_PORT_FEAT_SUPERSPEED))
+	else if (portstatus & USB_PORT_STAT_SUPER_SPEED)
 		return "5.0 Gb/s";
 	else
 		return "12 Mb/s";
@@ -3038,7 +3038,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
 
 		/* maybe switch power back on (e.g. root hub was reset) */
 		if ((wHubCharacteristics & HUB_CHAR_LPSM) < 2
-				&& !(portstatus & (1 << USB_PORT_FEAT_POWER)))
+				&& !(portstatus & USB_PORT_STAT_POWER))
 			set_port_feature(hdev, port1, USB_PORT_FEAT_POWER);
 
 		if (portstatus & USB_PORT_STAT_ENABLE)
@@ -3076,7 +3076,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
 		if (!(hcd->driver->flags & HCD_USB3))
 			udev->speed = USB_SPEED_UNKNOWN;
 		else if ((hdev->parent == NULL) &&
-				(portstatus & (1 << USB_PORT_FEAT_SUPERSPEED)))
+				(portstatus & USB_PORT_STAT_SUPER_SPEED))
 			udev->speed = USB_SPEED_SUPER;
 		else
 			udev->speed = USB_SPEED_UNKNOWN;
diff --git a/drivers/usb/core/hub.h b/drivers/usb/core/hub.h
index de8081f065ed..2ead36ae0a2f 100644
--- a/drivers/usb/core/hub.h
+++ b/drivers/usb/core/hub.h
@@ -46,11 +46,7 @@
 #define USB_PORT_FEAT_RESET		4
 #define USB_PORT_FEAT_L1		5	/* L1 suspend */
 #define USB_PORT_FEAT_POWER		8
-#define USB_PORT_FEAT_LOWSPEED		9
-/* This value was never in Table 11-17 */
-#define USB_PORT_FEAT_HIGHSPEED		10
-/* This value is also fake */
-#define USB_PORT_FEAT_SUPERSPEED	11
+#define USB_PORT_FEAT_LOWSPEED		9	/* Should never be used */
 #define USB_PORT_FEAT_C_CONNECTION	16
 #define USB_PORT_FEAT_C_ENABLE		17
 #define USB_PORT_FEAT_C_SUSPEND		18
@@ -86,6 +82,7 @@ struct usb_port_status {
 #define USB_PORT_STAT_TEST              0x0800
 #define USB_PORT_STAT_INDICATOR         0x1000
 /* bits 13 to 15 are reserved */
+#define USB_PORT_STAT_SUPER_SPEED	0x8000	/* Linux-internal */
 
 /*
  * wPortChange bit field
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index 45a32dadb406..0a358da94d7d 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -396,8 +396,8 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
 		return -EPIPE;		/* The most suitable error code :-) */
 
 	/* enforce simple/standard policy */
-	allowed = (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP |
-			URB_NO_INTERRUPT | URB_DIR_MASK | URB_FREE_BUFFER);
+	allowed = (URB_NO_TRANSFER_DMA_MAP | URB_NO_INTERRUPT | URB_DIR_MASK |
+			URB_FREE_BUFFER);
 	switch (xfertype) {
 	case USB_ENDPOINT_XFER_BULK:
 		if (is_out)
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 0c6581003339..f4660c3a4b87 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -775,7 +775,7 @@ EXPORT_SYMBOL_GPL(usb_buffer_free);
  * @urb: urb whose transfer_buffer/setup_packet will be mapped
  *
  * Return value is either null (indicating no buffer could be mapped), or
- * the parameter.  URB_NO_TRANSFER_DMA_MAP and URB_NO_SETUP_DMA_MAP are
+ * the parameter.  URB_NO_TRANSFER_DMA_MAP is
  * added to urb->transfer_flags if the operation succeeds.  If the device
  * is connected to this system through a non-DMA controller, this operation
  * always succeeds.
@@ -803,17 +803,11 @@ struct urb *usb_buffer_map(struct urb *urb)
 			urb->transfer_buffer, urb->transfer_buffer_length,
 			usb_pipein(urb->pipe)
 				? DMA_FROM_DEVICE : DMA_TO_DEVICE);
-		if (usb_pipecontrol(urb->pipe))
-			urb->setup_dma = dma_map_single(controller,
-					urb->setup_packet,
-					sizeof(struct usb_ctrlrequest),
-					DMA_TO_DEVICE);
 	/* FIXME generic api broken like pci, can't report errors */
 	/* if (urb->transfer_dma == DMA_ADDR_INVALID) return 0; */
 	} else
 		urb->transfer_dma = ~0;
-	urb->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP
-				| URB_NO_SETUP_DMA_MAP);
+	urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 	return urb;
 }
 EXPORT_SYMBOL_GPL(usb_buffer_map);
@@ -881,14 +875,8 @@ void usb_buffer_unmap(struct urb *urb)
 			urb->transfer_dma, urb->transfer_buffer_length,
 			usb_pipein(urb->pipe)
 				? DMA_FROM_DEVICE : DMA_TO_DEVICE);
-		if (usb_pipecontrol(urb->pipe))
-			dma_unmap_single(controller,
-					urb->setup_dma,
-					sizeof(struct usb_ctrlrequest),
-					DMA_TO_DEVICE);
 	}
-	urb->transfer_flags &= ~(URB_NO_TRANSFER_DMA_MAP
-				| URB_NO_SETUP_DMA_MAP);
+	urb->transfer_flags &= ~URB_NO_TRANSFER_DMA_MAP;
 }
 EXPORT_SYMBOL_GPL(usb_buffer_unmap);
 #endif  /*  0  */
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index f4911c09022e..218f51db9721 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -302,7 +302,6 @@ static const char fsg_string_interface[] = "Mass Storage";
 
 
 #define FSG_NO_INTR_EP 1
-#define FSG_BUFFHD_STATIC_BUFFER 1
 #define FSG_NO_DEVICE_STRINGS    1
 #define FSG_NO_OTG               1
 #define FSG_NO_INTR_EP           1
@@ -2762,13 +2761,19 @@ static struct fsg_common *fsg_common_init(struct fsg_common *common,
 
 
 	/* Data buffers cyclic list */
-	/* Buffers in buffhds are static -- no need for additional
-	 * allocation. */
 	bh = common->buffhds;
-	i = FSG_NUM_BUFFERS - 1;
+	i = FSG_NUM_BUFFERS;
+	goto buffhds_first_it;
 	do {
 		bh->next = bh + 1;
-	} while (++bh, --i);
+		++bh;
+buffhds_first_it:
+		bh->buf = kmalloc(FSG_BUFLEN, GFP_KERNEL);
+		if (unlikely(!bh->buf)) {
+			rc = -ENOMEM;
+			goto error_release;
+		}
+	} while (--i);
 	bh->next = common->buffhds;
 
 
@@ -2871,6 +2876,7 @@ static void fsg_common_release(struct kref *ref)
 		container_of(ref, struct fsg_common, ref);
 	unsigned i = common->nluns;
 	struct fsg_lun *lun = common->luns;
+	struct fsg_buffhd *bh;
 
 	/* If the thread isn't already dead, tell it to exit now */
 	if (common->state != FSG_STATE_TERMINATED) {
@@ -2892,6 +2898,13 @@ static void fsg_common_release(struct kref *ref)
 	}
 
 	kfree(common->luns);
+
+	i = FSG_NUM_BUFFERS;
+	bh = common->buffhds;
+	do {
+		kfree(bh->buf);
+	} while (++bh, --i);
+
 	if (common->free_storage_on_release)
 		kfree(common);
 }
diff --git a/drivers/usb/host/ehci-au1xxx.c b/drivers/usb/host/ehci-au1xxx.c
index e3a74e75e822..7a27b7c4ee84 100644
--- a/drivers/usb/host/ehci-au1xxx.c
+++ b/drivers/usb/host/ehci-au1xxx.c
@@ -69,6 +69,15 @@ static void au1xxx_stop_ehc(void)
 	au_sync();
 }
 
+static int au1xxx_ehci_setup(struct usb_hcd *hcd)
+{
+	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
+	int ret = ehci_init(hcd);
+
+	ehci->need_io_watchdog = 0;
+	return ret;
+}
+
 static const struct hc_driver ehci_au1xxx_hc_driver = {
 	.description		= hcd_name,
 	.product_desc		= "Au1xxx EHCI",
@@ -86,7 +95,7 @@ static const struct hc_driver ehci_au1xxx_hc_driver = {
 	 * FIXME -- ehci_init() doesn't do enough here.
 	 * See ehci-ppc-soc for a complete implementation.
 	 */
-	.reset			= ehci_init,
+	.reset			= au1xxx_ehci_setup,
 	.start			= ehci_run,
 	.stop			= ehci_stop,
 	.shutdown		= ehci_shutdown,
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 19372673bf09..60ca00895e93 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -659,7 +659,7 @@ static int ehci_hub_control (
 		 * Even if OWNER is set, so the port is owned by the
 		 * companion controller, khubd needs to be able to clear
 		 * the port-change status bits (especially
-		 * USB_PORT_FEAT_C_CONNECTION).
+		 * USB_PORT_STAT_C_CONNECTION).
 		 */
 
 		switch (wValue) {
@@ -729,12 +729,12 @@ static int ehci_hub_control (
 
 		// wPortChange bits
 		if (temp & PORT_CSC)
-			status |= 1 << USB_PORT_FEAT_C_CONNECTION;
+			status |= USB_PORT_STAT_C_CONNECTION << 16;
 		if (temp & PORT_PEC)
-			status |= 1 << USB_PORT_FEAT_C_ENABLE;
+			status |= USB_PORT_STAT_C_ENABLE << 16;
 
 		if ((temp & PORT_OCC) && !ignore_oc){
-			status |= 1 << USB_PORT_FEAT_C_OVER_CURRENT;
+			status |= USB_PORT_STAT_C_OVERCURRENT << 16;
 
 			/*
 			 * Hubs should disable port power on over-current.
@@ -791,7 +791,7 @@ static int ehci_hub_control (
 		if ((temp & PORT_RESET)
 				&& time_after_eq(jiffies,
 					ehci->reset_done[wIndex])) {
-			status |= 1 << USB_PORT_FEAT_C_RESET;
+			status |= USB_PORT_STAT_C_RESET << 16;
 			ehci->reset_done [wIndex] = 0;
 
 			/* force reset to complete */
@@ -833,7 +833,7 @@ static int ehci_hub_control (
 		 */
 
 		if (temp & PORT_CONNECT) {
-			status |= 1 << USB_PORT_FEAT_CONNECTION;
+			status |= USB_PORT_STAT_CONNECTION;
 			// status may be from integrated TT
 			if (ehci->has_hostpc) {
 				temp1 = ehci_readl(ehci, hostpc_reg);
@@ -842,11 +842,11 @@ static int ehci_hub_control (
 				status |= ehci_port_speed(ehci, temp);
 		}
 		if (temp & PORT_PE)
-			status |= 1 << USB_PORT_FEAT_ENABLE;
+			status |= USB_PORT_STAT_ENABLE;
 
 		/* maybe the port was unsuspended without our knowledge */
 		if (temp & (PORT_SUSPEND|PORT_RESUME)) {
-			status |= 1 << USB_PORT_FEAT_SUSPEND;
+			status |= USB_PORT_STAT_SUSPEND;
 		} else if (test_bit(wIndex, &ehci->suspended_ports)) {
 			clear_bit(wIndex, &ehci->suspended_ports);
 			ehci->reset_done[wIndex] = 0;
@@ -855,13 +855,13 @@ static int ehci_hub_control (
 		}
 
 		if (temp & PORT_OC)
-			status |= 1 << USB_PORT_FEAT_OVER_CURRENT;
+			status |= USB_PORT_STAT_OVERCURRENT;
 		if (temp & PORT_RESET)
-			status |= 1 << USB_PORT_FEAT_RESET;
+			status |= USB_PORT_STAT_RESET;
 		if (temp & PORT_POWER)
-			status |= 1 << USB_PORT_FEAT_POWER;
+			status |= USB_PORT_STAT_POWER;
 		if (test_bit(wIndex, &ehci->port_c_suspend))
-			status |= 1 << USB_PORT_FEAT_C_SUSPEND;
+			status |= USB_PORT_STAT_C_SUSPEND << 16;
 
 #ifndef	VERBOSE_DEBUG
 	if (status & ~0xffff)	/* only if wPortChange is interesting */
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index b1dce96dd621..bee7c5ec5905 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -555,20 +555,20 @@ ehci_port_speed(struct ehci_hcd *ehci, unsigned int portsc)
 		case 0:
 			return 0;
 		case 1:
-			return (1<<USB_PORT_FEAT_LOWSPEED);
+			return USB_PORT_STAT_LOW_SPEED;
 		case 2:
 		default:
-			return (1<<USB_PORT_FEAT_HIGHSPEED);
+			return USB_PORT_STAT_HIGH_SPEED;
 		}
 	}
-	return (1<<USB_PORT_FEAT_HIGHSPEED);
+	return USB_PORT_STAT_HIGH_SPEED;
 }
 
 #else
 
 #define	ehci_is_TDI(e)			(0)
 
-#define	ehci_port_speed(ehci, portsc)	(1<<USB_PORT_FEAT_HIGHSPEED)
+#define	ehci_port_speed(ehci, portsc)	USB_PORT_STAT_HIGH_SPEED
 #endif
 
 /*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c
index 217fb5170200..7a8e05e64464 100644
--- a/drivers/usb/host/isp1362-hcd.c
+++ b/drivers/usb/host/isp1362-hcd.c
@@ -1265,7 +1265,7 @@ static int isp1362_urb_enqueue(struct usb_hcd *hcd,
 
 	/* don't submit to a dead or disabled port */
 	if (!((isp1362_hcd->rhport[0] | isp1362_hcd->rhport[1]) &
-	      (1 << USB_PORT_FEAT_ENABLE)) ||
+	      USB_PORT_STAT_ENABLE) ||
 	    !HC_IS_RUNNING(hcd->state)) {
 		kfree(ep);
 		retval = -ENODEV;
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c
index 9f01293600b0..d26603c42e0e 100644
--- a/drivers/usb/host/isp1760-hcd.c
+++ b/drivers/usb/host/isp1760-hcd.c
@@ -111,7 +111,7 @@ struct isp1760_qh {
 	u32 ping;
 };
 
-#define ehci_port_speed(priv, portsc) (1 << USB_PORT_FEAT_HIGHSPEED)
+#define ehci_port_speed(priv, portsc) USB_PORT_STAT_HIGH_SPEED
 
 static unsigned int isp1760_readl(__u32 __iomem *regs)
 {
@@ -1923,7 +1923,7 @@ static int isp1760_hub_control(struct usb_hcd *hcd, u16 typeReq,
 		 * Even if OWNER is set, so the port is owned by the
 		 * companion controller, khubd needs to be able to clear
 		 * the port-change status bits (especially
-		 * USB_PORT_FEAT_C_CONNECTION).
+		 * USB_PORT_STAT_C_CONNECTION).
 		 */
 
 		switch (wValue) {
@@ -1987,7 +1987,7 @@ static int isp1760_hub_control(struct usb_hcd *hcd, u16 typeReq,
 
 		/* wPortChange bits */
 		if (temp & PORT_CSC)
-			status |= 1 << USB_PORT_FEAT_C_CONNECTION;
+			status |= USB_PORT_STAT_C_CONNECTION << 16;
 
 
 		/* whoever resumes must GetPortStatus to complete it!! */
@@ -2007,7 +2007,7 @@ static int isp1760_hub_control(struct usb_hcd *hcd, u16 typeReq,
 			/* resume completed? */
 			else if (time_after_eq(jiffies,
 					priv->reset_done)) {
-				status |= 1 << USB_PORT_FEAT_C_SUSPEND;
+				status |= USB_PORT_STAT_C_SUSPEND << 16;
 				priv->reset_done = 0;
 
 				/* stop resume signaling */
@@ -2031,7 +2031,7 @@ static int isp1760_hub_control(struct usb_hcd *hcd, u16 typeReq,
 		if ((temp & PORT_RESET)
 				&& time_after_eq(jiffies,
 					priv->reset_done)) {
-			status |= 1 << USB_PORT_FEAT_C_RESET;
+			status |= USB_PORT_STAT_C_RESET << 16;
 			priv->reset_done = 0;
 
 			/* force reset to complete */
@@ -2062,18 +2062,18 @@ static int isp1760_hub_control(struct usb_hcd *hcd, u16 typeReq,
 			printk(KERN_ERR "Warning: PORT_OWNER is set\n");
 
 		if (temp & PORT_CONNECT) {
-			status |= 1 << USB_PORT_FEAT_CONNECTION;
+			status |= USB_PORT_STAT_CONNECTION;
 			/* status may be from integrated TT */
 			status |= ehci_port_speed(priv, temp);
 		}
 		if (temp & PORT_PE)
-			status |= 1 << USB_PORT_FEAT_ENABLE;
+			status |= USB_PORT_STAT_ENABLE;
 		if (temp & (PORT_SUSPEND|PORT_RESUME))
-			status |= 1 << USB_PORT_FEAT_SUSPEND;
+			status |= USB_PORT_STAT_SUSPEND;
 		if (temp & PORT_RESET)
-			status |= 1 << USB_PORT_FEAT_RESET;
+			status |= USB_PORT_STAT_RESET;
 		if (temp & PORT_POWER)
-			status |= 1 << USB_PORT_FEAT_POWER;
+			status |= USB_PORT_STAT_POWER;
 
 		put_unaligned(cpu_to_le32(status), (__le32 *) buf);
 		break;
diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c
index 50f57f468836..ff1a1d0cd042 100644
--- a/drivers/usb/host/oxu210hp-hcd.c
+++ b/drivers/usb/host/oxu210hp-hcd.c
@@ -3154,10 +3154,10 @@ static inline unsigned int oxu_port_speed(struct oxu_hcd *oxu,
 	case 0:
 		return 0;
 	case 1:
-		return 1 << USB_PORT_FEAT_LOWSPEED;
+		return USB_PORT_STAT_LOW_SPEED;
 	case 2:
 	default:
-		return 1 << USB_PORT_FEAT_HIGHSPEED;
+		return USB_PORT_STAT_HIGH_SPEED;
 	}
 }
 
@@ -3202,7 +3202,7 @@ static int oxu_hub_control(struct usb_hcd *hcd, u16 typeReq,
 		 * Even if OWNER is set, so the port is owned by the
 		 * companion controller, khubd needs to be able to clear
 		 * the port-change status bits (especially
-		 * USB_PORT_FEAT_C_CONNECTION).
+		 * USB_PORT_STAT_C_CONNECTION).
 		 */
 
 		switch (wValue) {
@@ -3264,11 +3264,11 @@ static int oxu_hub_control(struct usb_hcd *hcd, u16 typeReq,
 
 		/* wPortChange bits */
 		if (temp & PORT_CSC)
-			status |= 1 << USB_PORT_FEAT_C_CONNECTION;
+			status |= USB_PORT_STAT_C_CONNECTION << 16;
 		if (temp & PORT_PEC)
-			status |= 1 << USB_PORT_FEAT_C_ENABLE;
+			status |= USB_PORT_STAT_C_ENABLE << 16;
 		if ((temp & PORT_OCC) && !ignore_oc)
-			status |= 1 << USB_PORT_FEAT_C_OVER_CURRENT;
+			status |= USB_PORT_STAT_C_OVERCURRENT << 16;
 
 		/* whoever resumes must GetPortStatus to complete it!! */
 		if (temp & PORT_RESUME) {
@@ -3286,7 +3286,7 @@ static int oxu_hub_control(struct usb_hcd *hcd, u16 typeReq,
 			/* resume completed? */
 			else if (time_after_eq(jiffies,
 					oxu->reset_done[wIndex])) {
-				status |= 1 << USB_PORT_FEAT_C_SUSPEND;
+				status |= USB_PORT_STAT_C_SUSPEND << 16;
 				oxu->reset_done[wIndex] = 0;
 
 				/* stop resume signaling */
@@ -3309,7 +3309,7 @@ static int oxu_hub_control(struct usb_hcd *hcd, u16 typeReq,
 		if ((temp & PORT_RESET)
 				&& time_after_eq(jiffies,
 					oxu->reset_done[wIndex])) {
-			status |= 1 << USB_PORT_FEAT_C_RESET;
+			status |= USB_PORT_STAT_C_RESET << 16;
 			oxu->reset_done[wIndex] = 0;
 
 			/* force reset to complete */
@@ -3348,20 +3348,20 @@ static int oxu_hub_control(struct usb_hcd *hcd, u16 typeReq,
 		 */
 
 		if (temp & PORT_CONNECT) {
-			status |= 1 << USB_PORT_FEAT_CONNECTION;
+			status |= USB_PORT_STAT_CONNECTION;
 			/* status may be from integrated TT */
 			status |= oxu_port_speed(oxu, temp);
 		}
 		if (temp & PORT_PE)
-			status |= 1 << USB_PORT_FEAT_ENABLE;
+			status |= USB_PORT_STAT_ENABLE;
 		if (temp & (PORT_SUSPEND|PORT_RESUME))
-			status |= 1 << USB_PORT_FEAT_SUSPEND;
+			status |= USB_PORT_STAT_SUSPEND;
 		if (temp & PORT_OC)
-			status |= 1 << USB_PORT_FEAT_OVER_CURRENT;
+			status |= USB_PORT_STAT_OVERCURRENT;
 		if (temp & PORT_RESET)
-			status |= 1 << USB_PORT_FEAT_RESET;
+			status |= USB_PORT_STAT_RESET;
 		if (temp & PORT_POWER)
-			status |= 1 << USB_PORT_FEAT_POWER;
+			status |= USB_PORT_STAT_POWER;
 
 #ifndef	OXU_VERBOSE_DEBUG
 	if (status & ~0xffff)	/* only if wPortChange is interesting */
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index d478ffad59b4..67d53dd586eb 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -1018,10 +1018,10 @@ static void start_root_hub_sampling(struct r8a66597 *r8a66597, int port,
 	rh->old_syssts = r8a66597_read(r8a66597, get_syssts_reg(port)) & LNST;
 	rh->scount = R8A66597_MAX_SAMPLING;
 	if (connect)
-		rh->port |= 1 << USB_PORT_FEAT_CONNECTION;
+		rh->port |= USB_PORT_STAT_CONNECTION;
 	else
-		rh->port &= ~(1 << USB_PORT_FEAT_CONNECTION);
-	rh->port |= 1 << USB_PORT_FEAT_C_CONNECTION;
+		rh->port &= ~USB_PORT_STAT_CONNECTION;
+	rh->port |= USB_PORT_STAT_C_CONNECTION << 16;
 
 	r8a66597_root_hub_start_polling(r8a66597);
 }
@@ -1059,15 +1059,14 @@ static void r8a66597_usb_connect(struct r8a66597 *r8a66597, int port)
 	u16 speed = get_rh_usb_speed(r8a66597, port);
 	struct r8a66597_root_hub *rh = &r8a66597->root_hub[port];
 
-	rh->port &= ~((1 << USB_PORT_FEAT_HIGHSPEED) |
-		      (1 << USB_PORT_FEAT_LOWSPEED));
+	rh->port &= ~(USB_PORT_STAT_HIGH_SPEED | USB_PORT_STAT_LOW_SPEED);
 	if (speed == HSMODE)
-		rh->port |= (1 << USB_PORT_FEAT_HIGHSPEED);
+		rh->port |= USB_PORT_STAT_HIGH_SPEED;
 	else if (speed == LSMODE)
-		rh->port |= (1 << USB_PORT_FEAT_LOWSPEED);
+		rh->port |= USB_PORT_STAT_LOW_SPEED;
 
-	rh->port &= ~(1 << USB_PORT_FEAT_RESET);
-	rh->port |= 1 << USB_PORT_FEAT_ENABLE;
+	rh->port &= USB_PORT_STAT_RESET;
+	rh->port |= USB_PORT_STAT_ENABLE;
 }
 
 /* this function must be called with interrupt disabled */
@@ -1706,7 +1705,7 @@ static void r8a66597_root_hub_control(struct r8a66597 *r8a66597, int port)
 	u16 tmp;
 	struct r8a66597_root_hub *rh = &r8a66597->root_hub[port];
 
-	if (rh->port & (1 << USB_PORT_FEAT_RESET)) {
+	if (rh->port & USB_PORT_STAT_RESET) {
 		unsigned long dvstctr_reg = get_dvstctr_reg(port);
 
 		tmp = r8a66597_read(r8a66597, dvstctr_reg);
@@ -1718,7 +1717,7 @@ static void r8a66597_root_hub_control(struct r8a66597 *r8a66597, int port)
 			r8a66597_usb_connect(r8a66597, port);
 	}
 
-	if (!(rh->port & (1 << USB_PORT_FEAT_CONNECTION))) {
+	if (!(rh->port & USB_PORT_STAT_CONNECTION)) {
 		r8a66597_write(r8a66597, ~ATTCH, get_intsts_reg(port));
 		r8a66597_bset(r8a66597, ATTCHE, get_intenb_reg(port));
 	}
@@ -2186,7 +2185,7 @@ static int r8a66597_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
 
 		switch (wValue) {
 		case USB_PORT_FEAT_ENABLE:
-			rh->port &= ~(1 << USB_PORT_FEAT_POWER);
+			rh->port &= ~USB_PORT_STAT_POWER;
 			break;
 		case USB_PORT_FEAT_SUSPEND:
 			break;
@@ -2227,12 +2226,12 @@ static int r8a66597_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
 			break;
 		case USB_PORT_FEAT_POWER:
 			r8a66597_port_power(r8a66597, port, 1);
-			rh->port |= (1 << USB_PORT_FEAT_POWER);
+			rh->port |= USB_PORT_STAT_POWER;
 			break;
 		case USB_PORT_FEAT_RESET: {
 			struct r8a66597_device *dev = rh->dev;
 
-			rh->port |= (1 << USB_PORT_FEAT_RESET);
+			rh->port |= USB_PORT_STAT_RESET;
 
 			disable_r8a66597_pipe_all(r8a66597, dev);
 			free_usb_address(r8a66597, dev, 1);
@@ -2270,12 +2269,12 @@ static int r8a66597_bus_suspend(struct usb_hcd *hcd)
 		struct r8a66597_root_hub *rh = &r8a66597->root_hub[port];
 		unsigned long dvstctr_reg = get_dvstctr_reg(port);
 
-		if (!(rh->port & (1 << USB_PORT_FEAT_ENABLE)))
+		if (!(rh->port & USB_PORT_STAT_ENABLE))
 			continue;
 
 		dbg("suspend port = %d", port);
 		r8a66597_bclr(r8a66597, UACT, dvstctr_reg);	/* suspend */
-		rh->port |= 1 << USB_PORT_FEAT_SUSPEND;
+		rh->port |= USB_PORT_STAT_SUSPEND;
 
 		if (rh->dev->udev->do_remote_wakeup) {
 			msleep(3);	/* waiting last SOF */
@@ -2301,12 +2300,12 @@ static int r8a66597_bus_resume(struct usb_hcd *hcd)
 		struct r8a66597_root_hub *rh = &r8a66597->root_hub[port];
 		unsigned long dvstctr_reg = get_dvstctr_reg(port);
 
-		if (!(rh->port & (1 << USB_PORT_FEAT_SUSPEND)))
+		if (!(rh->port & USB_PORT_STAT_SUSPEND))
 			continue;
 
 		dbg("resume port = %d", port);
-		rh->port &= ~(1 << USB_PORT_FEAT_SUSPEND);
-		rh->port |= 1 << USB_PORT_FEAT_C_SUSPEND;
+		rh->port &= ~USB_PORT_STAT_SUSPEND;
+		rh->port |= USB_PORT_STAT_C_SUSPEND < 16;
 		r8a66597_mdfy(r8a66597, RESUME, RESUME | UACT, dvstctr_reg);
 		msleep(50);
 		r8a66597_mdfy(r8a66597, UACT, RESUME | UACT, dvstctr_reg);
diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index e11cc3aa4b82..258742b5a933 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -90,10 +90,10 @@ static void port_power(struct sl811 *sl811, int is_on)
 
 	/* hub is inactive unless the port is powered */
 	if (is_on) {
-		if (sl811->port1 & (1 << USB_PORT_FEAT_POWER))
+		if (sl811->port1 & USB_PORT_STAT_POWER)
 			return;
 
-		sl811->port1 = (1 << USB_PORT_FEAT_POWER);
+		sl811->port1 = USB_PORT_STAT_POWER;
 		sl811->irq_enable = SL11H_INTMASK_INSRMV;
 	} else {
 		sl811->port1 = 0;
@@ -407,7 +407,7 @@ static struct sl811h_ep	*start(struct sl811 *sl811, u8 bank)
 
 static inline void start_transfer(struct sl811 *sl811)
 {
-	if (sl811->port1 & (1 << USB_PORT_FEAT_SUSPEND))
+	if (sl811->port1 & USB_PORT_STAT_SUSPEND)
 		return;
 	if (sl811->active_a == NULL) {
 		sl811->active_a = start(sl811, SL811_EP_A(SL811_HOST_BUF));
@@ -721,23 +721,23 @@ retry:
 		 * force the reset and make khubd clean up later.
 		 */
 		if (sl811->stat_insrmv & 1)
-			sl811->port1 |= 1 << USB_PORT_FEAT_CONNECTION;
+			sl811->port1 |= USB_PORT_STAT_CONNECTION;
 		else
-			sl811->port1 &= ~(1 << USB_PORT_FEAT_CONNECTION);
+			sl811->port1 &= ~USB_PORT_STAT_CONNECTION;
 
-		sl811->port1 |= 1 << USB_PORT_FEAT_C_CONNECTION;
+		sl811->port1 |= USB_PORT_STAT_C_CONNECTION << 16;
 
 	} else if (irqstat & SL11H_INTMASK_RD) {
-		if (sl811->port1 & (1 << USB_PORT_FEAT_SUSPEND)) {
+		if (sl811->port1 & USB_PORT_STAT_SUSPEND) {
 			DBG("wakeup\n");
-			sl811->port1 |= 1 << USB_PORT_FEAT_C_SUSPEND;
+			sl811->port1 |= USB_PORT_STAT_C_SUSPEND << 16;
 			sl811->stat_wake++;
 		} else
 			irqstat &= ~SL11H_INTMASK_RD;
 	}
 
 	if (irqstat) {
-		if (sl811->port1 & (1 << USB_PORT_FEAT_ENABLE))
+		if (sl811->port1 & USB_PORT_STAT_ENABLE)
 			start_transfer(sl811);
 		ret = IRQ_HANDLED;
 		if (retries--)
@@ -819,7 +819,7 @@ static int sl811h_urb_enqueue(
 	spin_lock_irqsave(&sl811->lock, flags);
 
 	/* don't submit to a dead or disabled port */
-	if (!(sl811->port1 & (1 << USB_PORT_FEAT_ENABLE))
+	if (!(sl811->port1 & USB_PORT_STAT_ENABLE)
 			|| !HC_IS_RUNNING(hcd->state)) {
 		retval = -ENODEV;
 		kfree(ep);
@@ -1119,9 +1119,9 @@ sl811h_timer(unsigned long _sl811)
 	unsigned long	flags;
 	u8		irqstat;
 	u8		signaling = sl811->ctrl1 & SL11H_CTL1MASK_FORCE;
-	const u32	mask = (1 << USB_PORT_FEAT_CONNECTION)
-				| (1 << USB_PORT_FEAT_ENABLE)
-				| (1 << USB_PORT_FEAT_LOWSPEED);
+	const u32	mask = USB_PORT_STAT_CONNECTION
+				| USB_PORT_STAT_ENABLE
+				| USB_PORT_STAT_LOW_SPEED;
 
 	spin_lock_irqsave(&sl811->lock, flags);
 
@@ -1135,8 +1135,8 @@ sl811h_timer(unsigned long _sl811)
 	switch (signaling) {
 	case SL11H_CTL1MASK_SE0:
 		DBG("end reset\n");
-		sl811->port1 = (1 << USB_PORT_FEAT_C_RESET)
-				| (1 << USB_PORT_FEAT_POWER);
+		sl811->port1 = (USB_PORT_STAT_C_RESET << 16)
+				 | USB_PORT_STAT_POWER;
 		sl811->ctrl1 = 0;
 		/* don't wrongly ack RD */
 		if (irqstat & SL11H_INTMASK_INSRMV)
@@ -1144,7 +1144,7 @@ sl811h_timer(unsigned long _sl811)
 		break;
 	case SL11H_CTL1MASK_K:
 		DBG("end resume\n");
-		sl811->port1 &= ~(1 << USB_PORT_FEAT_SUSPEND);
+		sl811->port1 &= ~USB_PORT_STAT_SUSPEND;
 		break;
 	default:
 		DBG("odd timer signaling: %02x\n", signaling);
@@ -1154,26 +1154,26 @@ sl811h_timer(unsigned long _sl811)
 
 	if (irqstat & SL11H_INTMASK_RD) {
 		/* usbcore nukes all pending transactions on disconnect */
-		if (sl811->port1 & (1 << USB_PORT_FEAT_CONNECTION))
-			sl811->port1 |= (1 << USB_PORT_FEAT_C_CONNECTION)
-					| (1 << USB_PORT_FEAT_C_ENABLE);
+		if (sl811->port1 & USB_PORT_STAT_CONNECTION)
+			sl811->port1 |= (USB_PORT_STAT_C_CONNECTION << 16)
+					| (USB_PORT_STAT_C_ENABLE << 16);
 		sl811->port1 &= ~mask;
 		sl811->irq_enable = SL11H_INTMASK_INSRMV;
 	} else {
 		sl811->port1 |= mask;
 		if (irqstat & SL11H_INTMASK_DP)
-			sl811->port1 &= ~(1 << USB_PORT_FEAT_LOWSPEED);
+			sl811->port1 &= ~USB_PORT_STAT_LOW_SPEED;
 		sl811->irq_enable = SL11H_INTMASK_INSRMV | SL11H_INTMASK_RD;
 	}
 
-	if (sl811->port1 & (1 << USB_PORT_FEAT_CONNECTION)) {
+	if (sl811->port1 & USB_PORT_STAT_CONNECTION) {
 		u8	ctrl2 = SL811HS_CTL2_INIT;
 
 		sl811->irq_enable |= SL11H_INTMASK_DONE_A;
 #ifdef USE_B
 		sl811->irq_enable |= SL11H_INTMASK_DONE_B;
 #endif
-		if (sl811->port1 & (1 << USB_PORT_FEAT_LOWSPEED)) {
+		if (sl811->port1 & USB_PORT_STAT_LOW_SPEED) {
 			sl811->ctrl1 |= SL11H_CTL1MASK_LSPD;
 			ctrl2 |= SL811HS_CTL2MASK_DSWAP;
 		}
@@ -1233,7 +1233,7 @@ sl811h_hub_control(
 
 		switch (wValue) {
 		case USB_PORT_FEAT_ENABLE:
-			sl811->port1 &= (1 << USB_PORT_FEAT_POWER);
+			sl811->port1 &= USB_PORT_STAT_POWER;
 			sl811->ctrl1 = 0;
 			sl811_write(sl811, SL11H_CTLREG1, sl811->ctrl1);
 			sl811->irq_enable = SL11H_INTMASK_INSRMV;
@@ -1241,7 +1241,7 @@ sl811h_hub_control(
 						sl811->irq_enable);
 			break;
 		case USB_PORT_FEAT_SUSPEND:
-			if (!(sl811->port1 & (1 << USB_PORT_FEAT_SUSPEND)))
+			if (!(sl811->port1 & USB_PORT_STAT_SUSPEND))
 				break;
 
 			/* 20 msec of resume/K signaling, other irqs blocked */
@@ -1290,9 +1290,9 @@ sl811h_hub_control(
 			goto error;
 		switch (wValue) {
 		case USB_PORT_FEAT_SUSPEND:
-			if (sl811->port1 & (1 << USB_PORT_FEAT_RESET))
+			if (sl811->port1 & USB_PORT_STAT_RESET)
 				goto error;
-			if (!(sl811->port1 & (1 << USB_PORT_FEAT_ENABLE)))
+			if (!(sl811->port1 & USB_PORT_STAT_ENABLE))
 				goto error;
 
 			DBG("suspend...\n");
@@ -1303,9 +1303,9 @@ sl811h_hub_control(
 			port_power(sl811, 1);
 			break;
 		case USB_PORT_FEAT_RESET:
-			if (sl811->port1 & (1 << USB_PORT_FEAT_SUSPEND))
+			if (sl811->port1 & USB_PORT_STAT_SUSPEND)
 				goto error;
-			if (!(sl811->port1 & (1 << USB_PORT_FEAT_POWER)))
+			if (!(sl811->port1 & USB_PORT_STAT_POWER))
 				break;
 
 			/* 50 msec of reset/SE0 signaling, irqs blocked */
@@ -1314,7 +1314,7 @@ sl811h_hub_control(
 						sl811->irq_enable);
 			sl811->ctrl1 = SL11H_CTL1MASK_SE0;
 			sl811_write(sl811, SL11H_CTLREG1, sl811->ctrl1);
-			sl811->port1 |= (1 << USB_PORT_FEAT_RESET);
+			sl811->port1 |= USB_PORT_STAT_RESET;
 			mod_timer(&sl811->timer, jiffies
 					+ msecs_to_jiffies(50));
 			break;
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 208b805b80eb..325b47a267b9 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -64,15 +64,15 @@ static void xhci_hub_descriptor(struct xhci_hcd *xhci,
 static unsigned int xhci_port_speed(unsigned int port_status)
 {
 	if (DEV_LOWSPEED(port_status))
-		return 1 << USB_PORT_FEAT_LOWSPEED;
+		return USB_PORT_STAT_LOW_SPEED;
 	if (DEV_HIGHSPEED(port_status))
-		return 1 << USB_PORT_FEAT_HIGHSPEED;
+		return USB_PORT_STAT_HIGH_SPEED;
 	if (DEV_SUPERSPEED(port_status))
-		return 1 << USB_PORT_FEAT_SUPERSPEED;
+		return USB_PORT_STAT_SUPER_SPEED;
 	/*
 	 * FIXME: Yes, we should check for full speed, but the core uses that as
 	 * a default in portspeed() in usb/core/hub.c (which is the only place
-	 * USB_PORT_FEAT_*SPEED is used).
+	 * USB_PORT_STAT_*_SPEED is used).
 	 */
 	return 0;
 }
@@ -205,27 +205,27 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
 
 		/* wPortChange bits */
 		if (temp & PORT_CSC)
-			status |= 1 << USB_PORT_FEAT_C_CONNECTION;
+			status |= USB_PORT_STAT_C_CONNECTION << 16;
 		if (temp & PORT_PEC)
-			status |= 1 << USB_PORT_FEAT_C_ENABLE;
+			status |= USB_PORT_STAT_C_ENABLE << 16;
 		if ((temp & PORT_OCC))
-			status |= 1 << USB_PORT_FEAT_C_OVER_CURRENT;
+			status |= USB_PORT_STAT_C_OVERCURRENT << 16;
 		/*
 		 * FIXME ignoring suspend, reset, and USB 2.1/3.0 specific
 		 * changes
 		 */
 		if (temp & PORT_CONNECT) {
-			status |= 1 << USB_PORT_FEAT_CONNECTION;
+			status |= USB_PORT_STAT_CONNECTION;
 			status |= xhci_port_speed(temp);
 		}
 		if (temp & PORT_PE)
-			status |= 1 << USB_PORT_FEAT_ENABLE;
+			status |= USB_PORT_STAT_ENABLE;
 		if (temp & PORT_OC)
-			status |= 1 << USB_PORT_FEAT_OVER_CURRENT;
+			status |= USB_PORT_STAT_OVERCURRENT;
 		if (temp & PORT_RESET)
-			status |= 1 << USB_PORT_FEAT_RESET;
+			status |= USB_PORT_STAT_RESET;
 		if (temp & PORT_POWER)
-			status |= 1 << USB_PORT_FEAT_POWER;
+			status |= USB_PORT_STAT_POWER;
 		xhci_dbg(xhci, "Get port status returned 0x%x\n", status);
 		put_unaligned(cpu_to_le32(status), (__le32 *) buf);
 		break;
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index aae95a009bd5..63a6070a478a 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -2974,13 +2974,12 @@ sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	struct sisusb_usb_data *sisusb;
 	struct sisusb_info x;
 	struct sisusb_command y;
-	int	retval = 0;
+	long retval = 0;
 	u32 __user *argp = (u32 __user *)arg;
 
 	if (!(sisusb = (struct sisusb_usb_data *)file->private_data))
 		return -ENODEV;
 
-	lock_kernel();
 	mutex_lock(&sisusb->lock);
 
 	/* Sanity check */
@@ -3039,7 +3038,6 @@ sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 
 err_out:
 	mutex_unlock(&sisusb->lock);
-	unlock_kernel();
 	return retval;
 }
 
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index a21cce6f7403..9dcc82337ced 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -977,15 +977,13 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
 		if (!u)
 			goto cleanup;
 
-		reqp = usb_buffer_alloc (udev, sizeof *reqp, GFP_KERNEL,
-				&u->setup_dma);
+		reqp = kmalloc(sizeof *reqp, GFP_KERNEL);
 		if (!reqp)
 			goto cleanup;
 		reqp->setup = req;
 		reqp->number = i % NUM_SUBCASES;
 		reqp->expected = expected;
 		u->setup_packet = (char *) &reqp->setup;
-		u->transfer_flags |= URB_NO_SETUP_DMA_MAP;
 
 		u->context = &context;
 		u->complete = ctrl_complete;
@@ -1017,10 +1015,7 @@ cleanup:
 		if (!urb [i])
 			continue;
 		urb [i]->dev = udev;
-		if (urb [i]->setup_packet)
-			usb_buffer_free (udev, sizeof (struct usb_ctrlrequest),
-					urb [i]->setup_packet,
-					urb [i]->setup_dma);
+		kfree(urb[i]->setup_packet);
 		simple_free_urb (urb [i]);
 	}
 	kfree (urb);
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index b4c783c284ba..5e3f3eee6a94 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -38,6 +38,7 @@ config USB_MUSB_SOC
 	default y if ARCH_DAVINCI
 	default y if ARCH_OMAP2430
 	default y if ARCH_OMAP3
+	default y if ARCH_OMAP4
 	default y if (BF54x && !BF544)
 	default y if (BF52x && !BF522 && !BF523)
 
@@ -50,6 +51,9 @@ comment "OMAP 243x high speed USB support"
 comment "OMAP 343x high speed USB support"
 	depends on USB_MUSB_HDRC && ARCH_OMAP3
 
+comment "OMAP 44xx high speed USB support"
+	depends on USB_MUSB_HDRC && ARCH_OMAP4
+
 comment "Blackfin high speed USB Support"
 	depends on USB_MUSB_HDRC && ((BF54x && !BF544) || (BF52x && !BF522 && !BF523))
 
@@ -153,7 +157,7 @@ config MUSB_PIO_ONLY
 config USB_INVENTRA_DMA
 	bool
 	depends on USB_MUSB_HDRC && !MUSB_PIO_ONLY
-	default ARCH_OMAP2430 || ARCH_OMAP3 || BLACKFIN
+	default ARCH_OMAP2430 || ARCH_OMAP3 || BLACKFIN || ARCH_OMAP4
 	help
 	  Enable DMA transfers using Mentor's engine.
 
diff --git a/drivers/usb/musb/Makefile b/drivers/usb/musb/Makefile
index 85710ccc1887..a641a769c456 100644
--- a/drivers/usb/musb/Makefile
+++ b/drivers/usb/musb/Makefile
@@ -22,6 +22,10 @@ ifeq ($(CONFIG_ARCH_OMAP3430),y)
 	musb_hdrc-objs	+= omap2430.o
 endif
 
+ifeq ($(CONFIG_ARCH_OMAP4),y)
+	musb_hdrc-objs  += omap2430.o
+endif
+
 ifeq ($(CONFIG_BF54x),y)
 	musb_hdrc-objs	+= blackfin.o
 endif
@@ -38,6 +42,10 @@ ifeq ($(CONFIG_USB_MUSB_HDRC_HCD),y)
 	musb_hdrc-objs		+= musb_virthub.o musb_host.o
 endif
 
+ifeq ($(CONFIG_DEBUG_FS),y)
+	musb_hdrc-objs		+= musb_debugfs.o
+endif
+
 # the kconfig must guarantee that only one of the
 # possible I/O schemes will be enabled at a time ...
 # PIO only, or DMA (several potential schemes).
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index 719a22d664ef..6f8e864a0ec0 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -244,10 +244,10 @@ static void bfin_vbus_power(struct musb *musb, int is_on, int sleeping)
 
 static void bfin_set_vbus(struct musb *musb, int is_on)
 {
-	if (is_on)
-		gpio_set_value(musb->config->gpio_vrsel, 1);
-	else
-		gpio_set_value(musb->config->gpio_vrsel, 0);
+	int value = musb->config->gpio_vrsel_active;
+	if (!is_on)
+		value = !value;
+	gpio_set_value(musb->config->gpio_vrsel, value);
 
 	DBG(1, "VBUS %s, devctl %02x "
 		/* otg %3x conf %08x prcm %08x */ "\n",
@@ -276,7 +276,7 @@ int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
 	return -EIO;
 }
 
-int __init musb_platform_init(struct musb *musb)
+int __init musb_platform_init(struct musb *musb, void *board_data)
 {
 
 	/*
diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c
index 29bce5c0fd10..6acb97dc6c57 100644
--- a/drivers/usb/musb/davinci.c
+++ b/drivers/usb/musb/davinci.c
@@ -376,7 +376,7 @@ int musb_platform_set_mode(struct musb *musb, u8 mode)
 	return -EIO;
 }
 
-int __init musb_platform_init(struct musb *musb)
+int __init musb_platform_init(struct musb *musb, void *board_data)
 {
 	void __iomem	*tibase = musb->ctrl_base;
 	u32		revision;
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 0e8b8ab1d168..69a1429d7bde 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -353,8 +353,7 @@ void musb_hnp_stop(struct musb *musb)
 	 * which cause occasional OPT A "Did not receive reset after connect"
 	 * errors.
 	 */
-	musb->port1_status &=
-		~(1 << USB_PORT_FEAT_C_CONNECTION);
+	musb->port1_status &= ~(USB_PORT_STAT_C_CONNECTION << 16);
 }
 
 #endif
@@ -530,8 +529,8 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
 				musb_writeb(mbase, MUSB_DEVCTL, devctl);
 			} else {
 				musb->port1_status |=
-					  (1 << USB_PORT_FEAT_OVER_CURRENT)
-					| (1 << USB_PORT_FEAT_C_OVER_CURRENT);
+					  USB_PORT_STAT_OVERCURRENT
+					| (USB_PORT_STAT_C_OVERCURRENT << 16);
 			}
 			break;
 		default:
@@ -988,7 +987,8 @@ static void musb_shutdown(struct platform_device *pdev)
  * more than selecting one of a bunch of predefined configurations.
  */
 #if defined(CONFIG_USB_TUSB6010) || \
-	defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+	defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) \
+	|| defined(CONFIG_ARCH_OMAP4)
 static ushort __initdata fifo_mode = 4;
 #else
 static ushort __initdata fifo_mode = 2;
@@ -998,24 +998,13 @@ static ushort __initdata fifo_mode = 2;
 module_param(fifo_mode, ushort, 0);
 MODULE_PARM_DESC(fifo_mode, "initial endpoint configuration");
 
-
-enum fifo_style { FIFO_RXTX, FIFO_TX, FIFO_RX } __attribute__ ((packed));
-enum buf_mode { BUF_SINGLE, BUF_DOUBLE } __attribute__ ((packed));
-
-struct fifo_cfg {
-	u8		hw_ep_num;
-	enum fifo_style	style;
-	enum buf_mode	mode;
-	u16		maxpacket;
-};
-
 /*
  * tables defining fifo_mode values.  define more if you like.
  * for host side, make sure both halves of ep1 are set up.
  */
 
 /* mode 0 - fits in 2KB */
-static struct fifo_cfg __initdata mode_0_cfg[] = {
+static struct musb_fifo_cfg __initdata mode_0_cfg[] = {
 { .hw_ep_num = 1, .style = FIFO_TX,   .maxpacket = 512, },
 { .hw_ep_num = 1, .style = FIFO_RX,   .maxpacket = 512, },
 { .hw_ep_num = 2, .style = FIFO_RXTX, .maxpacket = 512, },
@@ -1024,7 +1013,7 @@ static struct fifo_cfg __initdata mode_0_cfg[] = {
 };
 
 /* mode 1 - fits in 4KB */
-static struct fifo_cfg __initdata mode_1_cfg[] = {
+static struct musb_fifo_cfg __initdata mode_1_cfg[] = {
 { .hw_ep_num = 1, .style = FIFO_TX,   .maxpacket = 512, .mode = BUF_DOUBLE, },
 { .hw_ep_num = 1, .style = FIFO_RX,   .maxpacket = 512, .mode = BUF_DOUBLE, },
 { .hw_ep_num = 2, .style = FIFO_RXTX, .maxpacket = 512, .mode = BUF_DOUBLE, },
@@ -1033,7 +1022,7 @@ static struct fifo_cfg __initdata mode_1_cfg[] = {
 };
 
 /* mode 2 - fits in 4KB */
-static struct fifo_cfg __initdata mode_2_cfg[] = {
+static struct musb_fifo_cfg __initdata mode_2_cfg[] = {
 { .hw_ep_num = 1, .style = FIFO_TX,   .maxpacket = 512, },
 { .hw_ep_num = 1, .style = FIFO_RX,   .maxpacket = 512, },
 { .hw_ep_num = 2, .style = FIFO_TX,   .maxpacket = 512, },
@@ -1043,7 +1032,7 @@ static struct fifo_cfg __initdata mode_2_cfg[] = {
 };
 
 /* mode 3 - fits in 4KB */
-static struct fifo_cfg __initdata mode_3_cfg[] = {
+static struct musb_fifo_cfg __initdata mode_3_cfg[] = {
 { .hw_ep_num = 1, .style = FIFO_TX,   .maxpacket = 512, .mode = BUF_DOUBLE, },
 { .hw_ep_num = 1, .style = FIFO_RX,   .maxpacket = 512, .mode = BUF_DOUBLE, },
 { .hw_ep_num = 2, .style = FIFO_TX,   .maxpacket = 512, },
@@ -1053,7 +1042,7 @@ static struct fifo_cfg __initdata mode_3_cfg[] = {
 };
 
 /* mode 4 - fits in 16KB */
-static struct fifo_cfg __initdata mode_4_cfg[] = {
+static struct musb_fifo_cfg __initdata mode_4_cfg[] = {
 { .hw_ep_num =  1, .style = FIFO_TX,   .maxpacket = 512, },
 { .hw_ep_num =  1, .style = FIFO_RX,   .maxpacket = 512, },
 { .hw_ep_num =  2, .style = FIFO_TX,   .maxpacket = 512, },
@@ -1084,7 +1073,7 @@ static struct fifo_cfg __initdata mode_4_cfg[] = {
 };
 
 /* mode 5 - fits in 8KB */
-static struct fifo_cfg __initdata mode_5_cfg[] = {
+static struct musb_fifo_cfg __initdata mode_5_cfg[] = {
 { .hw_ep_num =  1, .style = FIFO_TX,   .maxpacket = 512, },
 { .hw_ep_num =  1, .style = FIFO_RX,   .maxpacket = 512, },
 { .hw_ep_num =  2, .style = FIFO_TX,   .maxpacket = 512, },
@@ -1122,7 +1111,7 @@ static struct fifo_cfg __initdata mode_5_cfg[] = {
  */
 static int __init
 fifo_setup(struct musb *musb, struct musb_hw_ep  *hw_ep,
-		const struct fifo_cfg *cfg, u16 offset)
+		const struct musb_fifo_cfg *cfg, u16 offset)
 {
 	void __iomem	*mbase = musb->mregs;
 	int	size = 0;
@@ -1193,17 +1182,23 @@ fifo_setup(struct musb *musb, struct musb_hw_ep  *hw_ep,
 	return offset + (maxpacket << ((c_size & MUSB_FIFOSZ_DPB) ? 1 : 0));
 }
 
-static struct fifo_cfg __initdata ep0_cfg = {
+static struct musb_fifo_cfg __initdata ep0_cfg = {
 	.style = FIFO_RXTX, .maxpacket = 64,
 };
 
 static int __init ep_config_from_table(struct musb *musb)
 {
-	const struct fifo_cfg	*cfg;
+	const struct musb_fifo_cfg	*cfg;
 	unsigned		i, n;
 	int			offset;
 	struct musb_hw_ep	*hw_ep = musb->endpoints;
 
+	if (musb->config->fifo_cfg) {
+		cfg = musb->config->fifo_cfg;
+		n = musb->config->fifo_cfg_size;
+		goto done;
+	}
+
 	switch (fifo_mode) {
 	default:
 		fifo_mode = 0;
@@ -1238,6 +1233,7 @@ static int __init ep_config_from_table(struct musb *musb)
 			musb_driver_name, fifo_mode);
 
 
+done:
 	offset = fifo_setup(musb, hw_ep, &ep0_cfg, 0);
 	/* assert(offset > 0) */
 
@@ -1463,7 +1459,8 @@ static int __init musb_core_init(u16 musb_type, struct musb *musb)
 
 /*-------------------------------------------------------------------------*/
 
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430)
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430) || \
+	defined(CONFIG_ARCH_OMAP4)
 
 static irqreturn_t generic_interrupt(int irq, void *__hci)
 {
@@ -1954,7 +1951,7 @@ bad_config:
 	 * isp1504, non-OTG, etc) mostly hooking up through ULPI.
 	 */
 	musb->isr = generic_interrupt;
-	status = musb_platform_init(musb);
+	status = musb_platform_init(musb, plat->board_data);
 
 	if (status < 0)
 		goto fail;
@@ -2065,6 +2062,10 @@ bad_config:
 
 	}
 
+	status = musb_init_debugfs(musb);
+	if (status < 0)
+		goto fail2;
+
 #ifdef CONFIG_SYSFS
 	status = sysfs_create_group(&musb->controller->kobj, &musb_attr_group);
 #endif
@@ -2150,6 +2151,7 @@ static int __exit musb_remove(struct platform_device *pdev)
 	 *  - Peripheral mode: peripheral is deactivated (or never-activated)
 	 *  - OTG mode: both roles are deactivated (or never-activated)
 	 */
+	musb_exit_debugfs(musb);
 	musb_shutdown(pdev);
 #ifdef CONFIG_USB_MUSB_HDRC_HCD
 	if (musb->board_mode == MUSB_HOST)
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index cd9f4a9a06c6..f57ecd08141c 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -213,7 +213,8 @@ enum musb_g_ep0_state {
  */
 
 #if defined(CONFIG_ARCH_DAVINCI) || defined(CONFIG_ARCH_OMAP2430) \
-		|| defined(CONFIG_ARCH_OMAP3430) || defined(CONFIG_BLACKFIN)
+		|| defined(CONFIG_ARCH_OMAP3430) || defined(CONFIG_BLACKFIN) \
+		|| defined(CONFIG_ARCH_OMAP4)
 /* REVISIT indexed access seemed to
  * misbehave (on DaVinci) for at least peripheral IN ...
  */
@@ -596,7 +597,8 @@ extern void musb_hnp_stop(struct musb *musb);
 extern int musb_platform_set_mode(struct musb *musb, u8 musb_mode);
 
 #if defined(CONFIG_USB_TUSB6010) || defined(CONFIG_BLACKFIN) || \
-	defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+	defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \
+	defined(CONFIG_ARCH_OMAP4)
 extern void musb_platform_try_idle(struct musb *musb, unsigned long timeout);
 #else
 #define musb_platform_try_idle(x, y)		do {} while (0)
@@ -608,7 +610,7 @@ extern int musb_platform_get_vbus_status(struct musb *musb);
 #define musb_platform_get_vbus_status(x)	0
 #endif
 
-extern int __init musb_platform_init(struct musb *musb);
+extern int __init musb_platform_init(struct musb *musb, void *board_data);
 extern int musb_platform_exit(struct musb *musb);
 
 #endif	/* __MUSB_CORE_H__ */
diff --git a/drivers/usb/musb/musb_debug.h b/drivers/usb/musb/musb_debug.h
index 9fc1db44c72c..d73afdbde3ee 100644
--- a/drivers/usb/musb/musb_debug.h
+++ b/drivers/usb/musb/musb_debug.h
@@ -59,4 +59,17 @@ static inline int _dbg_level(unsigned l)
 
 extern const char *otg_state_string(struct musb *);
 
+#ifdef CONFIG_DEBUG_FS
+extern int musb_init_debugfs(struct musb *musb);
+extern void musb_exit_debugfs(struct musb *musb);
+#else
+static inline int musb_init_debugfs(struct musb *musb)
+{
+	return 0;
+}
+static inline void musb_exit_debugfs(struct musb *musb)
+{
+}
+#endif
+
 #endif				/*  __MUSB_LINUX_DEBUG_H__ */
diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/musb_debugfs.c
new file mode 100644
index 000000000000..3310b52f4356
--- /dev/null
+++ b/drivers/usb/musb/musb_debugfs.c
@@ -0,0 +1,294 @@
+/*
+ * MUSB OTG driver debugfs support
+ *
+ * Copyright 2010 Nokia Corporation
+ * Contact: Felipe Balbi <felipe.balbi@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ * NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/kobject.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/debugfs.h>
+#include <linux/seq_file.h>
+
+#ifdef	CONFIG_ARM
+#include <mach/hardware.h>
+#include <mach/memory.h>
+#include <asm/mach-types.h>
+#endif
+
+#include <asm/uaccess.h>
+
+#include "musb_core.h"
+#include "musb_debug.h"
+
+#ifdef CONFIG_ARCH_DAVINCI
+#include "davinci.h"
+#endif
+
+struct musb_register_map {
+	char			*name;
+	unsigned		offset;
+	unsigned		size;
+};
+
+static const struct musb_register_map musb_regmap[] = {
+	{ "FAddr",		0x00,	8 },
+	{ "Power",		0x01,	8 },
+	{ "Frame",		0x0c,	16 },
+	{ "Index",		0x0e,	8 },
+	{ "Testmode",		0x0f,	8 },
+	{ "TxMaxPp",		0x10,	16 },
+	{ "TxCSRp",		0x12,	16 },
+	{ "RxMaxPp",		0x14,	16 },
+	{ "RxCSR",		0x16,	16 },
+	{ "RxCount",		0x18,	16 },
+	{ "ConfigData",		0x1f,	8 },
+	{ "DevCtl",		0x60,	8 },
+	{ "MISC",		0x61,	8 },
+	{ "TxFIFOsz",		0x62,	8 },
+	{ "RxFIFOsz",		0x63,	8 },
+	{ "TxFIFOadd",		0x64,	16 },
+	{ "RxFIFOadd",		0x66,	16 },
+	{ "VControl",		0x68,	32 },
+	{ "HWVers",		0x6C,	16 },
+	{ "EPInfo",		0x78,	8 },
+	{ "RAMInfo",		0x79,	8 },
+	{ "LinkInfo",		0x7A,	8 },
+	{ "VPLen",		0x7B,	8 },
+	{ "HS_EOF1",		0x7C,	8 },
+	{ "FS_EOF1",		0x7D,	8 },
+	{ "LS_EOF1",		0x7E,	8 },
+	{ "SOFT_RST",		0x7F,	8 },
+	{ "DMA_CNTLch0",	0x204,	16 },
+	{ "DMA_ADDRch0",	0x208,	16 },
+	{ "DMA_COUNTch0",	0x20C,	16 },
+	{ "DMA_CNTLch1",	0x214,	16 },
+	{ "DMA_ADDRch1",	0x218,	16 },
+	{ "DMA_COUNTch1",	0x21C,	16 },
+	{ "DMA_CNTLch2",	0x224,	16 },
+	{ "DMA_ADDRch2",	0x228,	16 },
+	{ "DMA_COUNTch2",	0x22C,	16 },
+	{ "DMA_CNTLch3",	0x234,	16 },
+	{ "DMA_ADDRch3",	0x238,	16 },
+	{ "DMA_COUNTch3",	0x23C,	16 },
+	{ "DMA_CNTLch4",	0x244,	16 },
+	{ "DMA_ADDRch4",	0x248,	16 },
+	{ "DMA_COUNTch4",	0x24C,	16 },
+	{ "DMA_CNTLch5",	0x254,	16 },
+	{ "DMA_ADDRch5",	0x258,	16 },
+	{ "DMA_COUNTch5",	0x25C,	16 },
+	{ "DMA_CNTLch6",	0x264,	16 },
+	{ "DMA_ADDRch6",	0x268,	16 },
+	{ "DMA_COUNTch6",	0x26C,	16 },
+	{ "DMA_CNTLch7",	0x274,	16 },
+	{ "DMA_ADDRch7",	0x278,	16 },
+	{ "DMA_COUNTch7",	0x27C,	16 },
+	{  }	/* Terminating Entry */
+};
+
+static struct dentry *musb_debugfs_root;
+
+static int musb_regdump_show(struct seq_file *s, void *unused)
+{
+	struct musb		*musb = s->private;
+	unsigned		i;
+
+	seq_printf(s, "MUSB (M)HDRC Register Dump\n");
+
+	for (i = 0; i < ARRAY_SIZE(musb_regmap); i++) {
+		switch (musb_regmap[i].size) {
+		case 8:
+			seq_printf(s, "%-12s: %02x\n", musb_regmap[i].name,
+					musb_readb(musb->mregs, musb_regmap[i].offset));
+			break;
+		case 16:
+			seq_printf(s, "%-12s: %04x\n", musb_regmap[i].name,
+					musb_readw(musb->mregs, musb_regmap[i].offset));
+			break;
+		case 32:
+			seq_printf(s, "%-12s: %08x\n", musb_regmap[i].name,
+					musb_readl(musb->mregs, musb_regmap[i].offset));
+			break;
+		}
+	}
+
+	return 0;
+}
+
+static int musb_regdump_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, musb_regdump_show, inode->i_private);
+}
+
+static int musb_test_mode_show(struct seq_file *s, void *unused)
+{
+	struct musb		*musb = s->private;
+	unsigned		test;
+
+	test = musb_readb(musb->mregs, MUSB_TESTMODE);
+
+	if (test & MUSB_TEST_FORCE_HOST)
+		seq_printf(s, "force host\n");
+
+	if (test & MUSB_TEST_FIFO_ACCESS)
+		seq_printf(s, "fifo access\n");
+
+	if (test & MUSB_TEST_FORCE_FS)
+		seq_printf(s, "force full-speed\n");
+
+	if (test & MUSB_TEST_FORCE_HS)
+		seq_printf(s, "force high-speed\n");
+
+	if (test & MUSB_TEST_PACKET)
+		seq_printf(s, "test packet\n");
+
+	if (test & MUSB_TEST_K)
+		seq_printf(s, "test K\n");
+
+	if (test & MUSB_TEST_J)
+		seq_printf(s, "test J\n");
+
+	if (test & MUSB_TEST_SE0_NAK)
+		seq_printf(s, "test SE0 NAK\n");
+
+	return 0;
+}
+
+static const struct file_operations musb_regdump_fops = {
+	.open			= musb_regdump_open,
+	.read			= seq_read,
+	.llseek			= seq_lseek,
+	.release		= single_release,
+};
+
+static int musb_test_mode_open(struct inode *inode, struct file *file)
+{
+	file->private_data = inode->i_private;
+
+	return single_open(file, musb_test_mode_show, inode->i_private);
+}
+
+static ssize_t musb_test_mode_write(struct file *file,
+		const char __user *ubuf, size_t count, loff_t *ppos)
+{
+	struct musb		*musb = file->private_data;
+	u8			test = 0;
+	char			buf[18];
+
+	memset(buf, 0x00, sizeof(buf));
+
+	if (copy_from_user(&buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
+		return -EFAULT;
+
+	if (!strncmp(buf, "force host", 9))
+		test = MUSB_TEST_FORCE_HOST;
+
+	if (!strncmp(buf, "fifo access", 11))
+		test = MUSB_TEST_FIFO_ACCESS;
+
+	if (!strncmp(buf, "force full-speed", 15))
+		test = MUSB_TEST_FORCE_FS;
+
+	if (!strncmp(buf, "force high-speed", 15))
+		test = MUSB_TEST_FORCE_HS;
+
+	if (!strncmp(buf, "test packet", 10)) {
+		test = MUSB_TEST_PACKET;
+		musb_load_testpacket(musb);
+	}
+
+	if (!strncmp(buf, "test K", 6))
+		test = MUSB_TEST_K;
+
+	if (!strncmp(buf, "test J", 6))
+		test = MUSB_TEST_J;
+
+	if (!strncmp(buf, "test SE0 NAK", 12))
+		test = MUSB_TEST_SE0_NAK;
+
+	musb_writeb(musb->mregs, MUSB_TESTMODE, test);
+
+	return count;
+}
+
+static const struct file_operations musb_test_mode_fops = {
+	.open			= musb_test_mode_open,
+	.write			= musb_test_mode_write,
+	.read			= seq_read,
+	.llseek			= seq_lseek,
+	.release		= single_release,
+};
+
+int __init musb_init_debugfs(struct musb *musb)
+{
+	struct dentry		*root;
+	struct dentry		*file;
+	int			ret;
+
+	root = debugfs_create_dir("musb", NULL);
+	if (IS_ERR(root)) {
+		ret = PTR_ERR(root);
+		goto err0;
+	}
+
+	file = debugfs_create_file("regdump", S_IRUGO, root, musb,
+			&musb_regdump_fops);
+	if (IS_ERR(file)) {
+		ret = PTR_ERR(file);
+		goto err1;
+	}
+
+	file = debugfs_create_file("testmode", S_IRUGO | S_IWUSR,
+			root, musb, &musb_test_mode_fops);
+	if (IS_ERR(file)) {
+		ret = PTR_ERR(file);
+		goto err1;
+	}
+
+	musb_debugfs_root = root;
+
+	return 0;
+
+err1:
+	debugfs_remove_recursive(root);
+
+err0:
+	return ret;
+}
+
+void __exit musb_exit_debugfs(struct musb *musb)
+{
+	debugfs_remove_recursive(musb_debugfs_root);
+}
diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c
index 53d06451f820..21b9788d0243 100644
--- a/drivers/usb/musb/musb_gadget_ep0.c
+++ b/drivers/usb/musb/musb_gadget_ep0.c
@@ -351,6 +351,31 @@ __acquires(musb->lock)
 						musb->test_mode_nr =
 							MUSB_TEST_PACKET;
 						break;
+
+					case 0xc0:
+						/* TEST_FORCE_HS */
+						pr_debug("TEST_FORCE_HS\n");
+						musb->test_mode_nr =
+							MUSB_TEST_FORCE_HS;
+						break;
+					case 0xc1:
+						/* TEST_FORCE_FS */
+						pr_debug("TEST_FORCE_FS\n");
+						musb->test_mode_nr =
+							MUSB_TEST_FORCE_FS;
+						break;
+					case 0xc2:
+						/* TEST_FIFO_ACCESS */
+						pr_debug("TEST_FIFO_ACCESS\n");
+						musb->test_mode_nr =
+							MUSB_TEST_FIFO_ACCESS;
+						break;
+					case 0xc3:
+						/* TEST_FORCE_HOST */
+						pr_debug("TEST_FORCE_HOST\n");
+						musb->test_mode_nr =
+							MUSB_TEST_FORCE_HOST;
+						break;
 					default:
 						goto stall;
 					}
diff --git a/drivers/usb/musb/musb_virthub.c b/drivers/usb/musb/musb_virthub.c
index 7775e1c0a215..92e85e027cfb 100644
--- a/drivers/usb/musb/musb_virthub.c
+++ b/drivers/usb/musb/musb_virthub.c
@@ -183,8 +183,8 @@ static void musb_port_reset(struct musb *musb, bool do_reset)
 
 void musb_root_disconnect(struct musb *musb)
 {
-	musb->port1_status = (1 << USB_PORT_FEAT_POWER)
-			| (1 << USB_PORT_FEAT_C_CONNECTION);
+	musb->port1_status = USB_PORT_STAT_POWER
+			| (USB_PORT_STAT_C_CONNECTION << 16);
 
 	usb_hcd_poll_rh_status(musb_to_hcd(musb));
 	musb->is_active = 0;
diff --git a/drivers/usb/musb/musbhsdma.h b/drivers/usb/musb/musbhsdma.h
index 613f95a058f7..f763d62f151c 100644
--- a/drivers/usb/musb/musbhsdma.h
+++ b/drivers/usb/musb/musbhsdma.h
@@ -102,26 +102,16 @@ static inline void musb_write_hsdma_addr(void __iomem *mbase,
 
 static inline u32 musb_read_hsdma_count(void __iomem *mbase, u8 bchannel)
 {
-	u32 count = musb_readw(mbase,
+	return musb_readl(mbase,
 		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH));
-
-	count = count << 16;
-
-	count |= musb_readw(mbase,
-		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW));
-
-	return count;
 }
 
 static inline void musb_write_hsdma_count(void __iomem *mbase,
 				u8 bchannel, u32 len)
 {
-	musb_writew(mbase,
-		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW),
-		((u16)((u32) len & 0xFFFF)));
-	musb_writew(mbase,
+	musb_writel(mbase,
 		MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH),
-		((u16)(((u32) len >> 16) & 0xFFFF)));
+		len);
 }
 
 #endif /* CONFIG_BLACKFIN */
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index 490cdf15ccb6..651fd1007f7e 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -199,9 +199,10 @@ int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
 	return 0;
 }
 
-int __init musb_platform_init(struct musb *musb)
+int __init musb_platform_init(struct musb *musb, void *board_data)
 {
 	u32 l;
+	struct omap_musb_board_data *data = board_data;
 
 #if defined(CONFIG_ARCH_OMAP2430)
 	omap_cfg_reg(AE5_2430_USB0HS_STP);
@@ -235,7 +236,15 @@ int __init musb_platform_init(struct musb *musb)
 	musb_writel(musb->mregs, OTG_SYSCONFIG, l);
 
 	l = musb_readl(musb->mregs, OTG_INTERFSEL);
-	l |= ULPI_12PIN;
+
+	if (data->interface_type == MUSB_INTERFACE_UTMI) {
+		/* OMAP4 uses Internal PHY GS70 which uses UTMI interface */
+		l &= ~ULPI_12PIN;       /* Disable ULPI */
+		l |= UTMI_8BIT;         /* Enable UTMI  */
+	} else {
+		l |= ULPI_12PIN;
+	}
+
 	musb_writel(musb->mregs, OTG_INTERFSEL, l);
 
 	pr_debug("HS USB OTG: revision 0x%x, sysconfig 0x%02x, "
diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c
index ab776a8d98ca..3c48e77a0aa2 100644
--- a/drivers/usb/musb/tusb6010.c
+++ b/drivers/usb/musb/tusb6010.c
@@ -1091,7 +1091,7 @@ err:
 	return -ENODEV;
 }
 
-int __init musb_platform_init(struct musb *musb)
+int __init musb_platform_init(struct musb *musb, void *board_data)
 {
 	struct platform_device	*pdev;
 	struct resource		*mem;
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index f347da2ef00a..1ee6b2ab0f89 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -66,7 +66,7 @@ static int usb_console_setup(struct console *co, char *options)
 	struct usb_serial_port *port;
 	int retval;
 	struct tty_struct *tty = NULL;
-	struct ktermios *termios = NULL, dummy;
+	struct ktermios dummy;
 
 	dbg("%s", __func__);
 
@@ -141,15 +141,14 @@ static int usb_console_setup(struct console *co, char *options)
 				goto reset_open_count;
 			}
 			kref_init(&tty->kref);
-			termios = kzalloc(sizeof(*termios), GFP_KERNEL);
-			if (!termios) {
+			tty_port_tty_set(&port->port, tty);
+			tty->driver = usb_serial_tty_driver;
+			tty->index = co->index;
+			if (tty_init_termios(tty)) {
 				retval = -ENOMEM;
 				err("no more memory");
 				goto free_tty;
 			}
-			memset(&dummy, 0, sizeof(struct ktermios));
-			tty->termios = termios;
-			tty_port_tty_set(&port->port, tty);
 		}
 
 		/* only call the device specific open if this
@@ -161,16 +160,16 @@ static int usb_console_setup(struct console *co, char *options)
 
 		if (retval) {
 			err("could not open USB console port");
-			goto free_termios;
+			goto fail;
 		}
 
 		if (serial->type->set_termios) {
-			termios->c_cflag = cflag;
-			tty_termios_encode_baud_rate(termios, baud, baud);
+			tty->termios->c_cflag = cflag;
+			tty_termios_encode_baud_rate(tty->termios, baud, baud);
+			memset(&dummy, 0, sizeof(struct ktermios));
 			serial->type->set_termios(tty, port, &dummy);
 
 			tty_port_tty_set(&port->port, NULL);
-			kfree(termios);
 			kfree(tty);
 		}
 		set_bit(ASYNCB_INITIALIZED, &port->port.flags);
@@ -180,14 +179,12 @@ static int usb_console_setup(struct console *co, char *options)
 	--port->port.count;
 	/* The console is special in terms of closing the device so
 	 * indicate this port is now acting as a system console. */
-	port->console = 1;
 	port->port.console = 1;
 
 	mutex_unlock(&serial->disc_mutex);
 	return retval;
 
- free_termios:
-	kfree(termios);
+ fail:
 	tty_port_tty_set(&port->port, NULL);
  free_tty:
 	kfree(tty);
@@ -217,7 +214,7 @@ static void usb_console_write(struct console *co,
 
 	dbg("%s - port %d, %d byte(s)", __func__, port->number, count);
 
-	if (!port->console) {
+	if (!port->port.console) {
 		dbg("%s - port not opened", __func__);
 		return;
 	}
@@ -313,7 +310,7 @@ void usb_serial_console_exit(void)
 {
 	if (usbcons_info.port) {
 		unregister_console(&usbcons);
-		usbcons_info.port->console = 0;
+		usbcons_info.port->port.console = 0;
 		usbcons_info.port = NULL;
 	}
 }
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 1d7c4fac02e8..46a88ae9c46a 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -2074,7 +2074,7 @@ static int ftdi_process_packet(struct tty_struct *tty,
 		return 0;	/* status only */
 	ch = packet + 2;
 
-	if (!(port->console && port->sysrq) && flag == TTY_NORMAL)
+	if (!(port->port.console && port->sysrq) && flag == TTY_NORMAL)
 		tty_insert_flip_string(tty, ch, len);
 	else {
 		for (i = 0; i < len; i++, ch++) {
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index f804acb138ec..ba61c745df0b 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -447,7 +447,7 @@ static void flush_and_resubmit_read_urb(struct usb_serial_port *port)
 	/* The per character mucking around with sysrq path it too slow for
 	   stuff like 3G modems, so shortcircuit it in the 99.9999999% of cases
 	   where the USB serial is not a console anyway */
-	if (!port->console || !port->sysrq)
+	if (!port->port.console || !port->sysrq)
 		tty_insert_flip_string(tty, ch, urb->actual_length);
 	else {
 		/* Push data to tty */
@@ -561,7 +561,7 @@ void usb_serial_generic_unthrottle(struct tty_struct *tty)
 int usb_serial_handle_sysrq_char(struct tty_struct *tty,
 			struct usb_serial_port *port, unsigned int ch)
 {
-	if (port->sysrq && port->console) {
+	if (port->sysrq && port->port.console) {
 		if (ch && time_before(jiffies, port->sysrq)) {
 			handle_sysrq(ch, tty);
 			port->sysrq = 0;
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 73d5f346d3e0..1891cfba70d3 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -1056,7 +1056,7 @@ static void pl2303_push_data(struct tty_struct *tty,
 	if (line_status & UART_OVERRUN_ERROR)
 		tty_insert_flip_char(tty, 0, TTY_OVERRUN);
 
-	if (tty_flag == TTY_NORMAL && !(port->console && port->sysrq))
+	if (tty_flag == TTY_NORMAL && !(port->port.console && port->sysrq))
 		tty_insert_flip_string(tty, data, urb->actual_length);
 	else {
 		int i;
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 3873660d8217..f3f65171de38 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -289,7 +289,7 @@ static void serial_down(struct tty_port *tport)
 	 * The console is magical.  Do not hang up the console hardware
 	 * or there will be tears.
 	 */
-	if (port->console)
+	if (port->port.console)
 		return;
 	if (drv->close)
 		drv->close(port);
@@ -328,7 +328,7 @@ static void serial_cleanup(struct tty_struct *tty)
 	/* The console is magical.  Do not hang up the console hardware
 	 * or there will be tears.
 	 */
-	if (port->console)
+	if (port->port.console)
 		return;
 
 	dbg("%s - port %d", __func__, port->number);
diff --git a/drivers/usb/storage/isd200.c b/drivers/usb/storage/isd200.c
index fdba2f69d4c9..e9cbc1467f76 100644
--- a/drivers/usb/storage/isd200.c
+++ b/drivers/usb/storage/isd200.c
@@ -490,13 +490,13 @@ static int isd200_action( struct us_data *us, int action,
 			  void* pointer, int value )
 {
 	union ata_cdb ata;
-	struct scsi_device srb_dev;
+	/* static to prevent this large struct being placed on the valuable stack */
+	static struct scsi_device srb_dev;
 	struct isd200_info *info = (struct isd200_info *)us->extra;
 	struct scsi_cmnd *srb = &info->srb;
 	int status;
 
 	memset(&ata, 0, sizeof(ata));
-	memset(&srb_dev, 0, sizeof(srb_dev));
 	srb->cmnd = info->cmnd;
 	srb->device = &srb_dev;
 	++srb->serial_number;
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index f253edec3bb8..44716427c51c 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -147,11 +147,9 @@ static int usb_stor_msg_common(struct us_data *us, int timeout)
 	 * hasn't been mapped for DMA.  Yes, this is clunky, but it's
 	 * easier than always having the caller tell us whether the
 	 * transfer buffer has already been mapped. */
-	us->current_urb->transfer_flags = URB_NO_SETUP_DMA_MAP;
 	if (us->current_urb->transfer_buffer == us->iobuf)
 		us->current_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 	us->current_urb->transfer_dma = us->iobuf_dma;
-	us->current_urb->setup_dma = us->cr_dma;
 
 	/* submit the URB */
 	status = usb_submit_urb(us->current_urb, GFP_NOIO);
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index bbeeb92a2131..c54a370c76c5 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -407,9 +407,8 @@ static int associate_dev(struct us_data *us, struct usb_interface *intf)
 	/* Store our private data in the interface */
 	usb_set_intfdata(intf, us);
 
-	/* Allocate the device-related DMA-mapped buffers */
-	us->cr = usb_buffer_alloc(us->pusb_dev, sizeof(*us->cr),
-			GFP_KERNEL, &us->cr_dma);
+	/* Allocate the control/setup and DMA-mapped buffers */
+	us->cr = kmalloc(sizeof(*us->cr), GFP_KERNEL);
 	if (!us->cr) {
 		US_DEBUGP("usb_ctrlrequest allocation failed\n");
 		return -ENOMEM;
@@ -757,13 +756,9 @@ static void dissociate_dev(struct us_data *us)
 {
 	US_DEBUGP("-- %s\n", __func__);
 
-	/* Free the device-related DMA-mapped buffers */
-	if (us->cr)
-		usb_buffer_free(us->pusb_dev, sizeof(*us->cr), us->cr,
-				us->cr_dma);
-	if (us->iobuf)
-		usb_buffer_free(us->pusb_dev, US_IOBUF_SIZE, us->iobuf,
-				us->iobuf_dma);
+	/* Free the buffers */
+	kfree(us->cr);
+	usb_buffer_free(us->pusb_dev, US_IOBUF_SIZE, us->iobuf, us->iobuf_dma);
 
 	/* Remove our private data from the interface */
 	usb_set_intfdata(us->pusb_intf, NULL);
diff --git a/drivers/usb/storage/usb.h b/drivers/usb/storage/usb.h
index 69717134231b..89d3bfff98df 100644
--- a/drivers/usb/storage/usb.h
+++ b/drivers/usb/storage/usb.h
@@ -139,8 +139,7 @@ struct us_data {
 	struct usb_ctrlrequest	*cr;		 /* control requests	 */
 	struct usb_sg_request	current_sg;	 /* scatter-gather req.  */
 	unsigned char		*iobuf;		 /* I/O buffer		 */
-	dma_addr_t		cr_dma;		 /* buffer DMA addresses */
-	dma_addr_t		iobuf_dma;
+	dma_addr_t		iobuf_dma;	 /* buffer DMA addresses */
 	struct task_struct	*ctl_thread;	 /* the control thread   */
 
 	/* mutual exclusion and synchronization structures */
diff --git a/drivers/usb/wusbcore/wa-xfer.c b/drivers/usb/wusbcore/wa-xfer.c
index 608d61a105f6..84b744c428a4 100644
--- a/drivers/usb/wusbcore/wa-xfer.c
+++ b/drivers/usb/wusbcore/wa-xfer.c
@@ -474,8 +474,6 @@ static void __wa_xfer_setup_hdr0(struct wa_xfer *xfer,
 		struct wa_xfer_ctl *xfer_ctl =
 			container_of(xfer_hdr0, struct wa_xfer_ctl, hdr);
 		xfer_ctl->bmAttribute = xfer->is_inbound ? 1 : 0;
-		BUG_ON(xfer->urb->transfer_flags & URB_NO_SETUP_DMA_MAP
-		       && xfer->urb->setup_packet == NULL);
 		memcpy(&xfer_ctl->baSetupData, xfer->urb->setup_packet,
 		       sizeof(xfer_ctl->baSetupData));
 		break;
diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h
index 7acef0234c0e..fbb83fe21851 100644
--- a/include/linux/usb/musb.h
+++ b/include/linux/usb/musb.h
@@ -22,12 +22,47 @@ enum musb_mode {
 
 struct clk;
 
+enum musb_fifo_style {
+	FIFO_RXTX,
+	FIFO_TX,
+	FIFO_RX
+} __attribute__ ((packed));
+
+enum musb_buf_mode {
+	BUF_SINGLE,
+	BUF_DOUBLE
+} __attribute__ ((packed));
+
+struct musb_fifo_cfg {
+	u8			hw_ep_num;
+	enum musb_fifo_style	style;
+	enum musb_buf_mode	mode;
+	u16			maxpacket;
+};
+
+#define MUSB_EP_FIFO(ep, st, m, pkt)		\
+{						\
+	.hw_ep_num	= ep,			\
+	.style		= st,			\
+	.mode		= m,			\
+	.maxpacket	= pkt,			\
+}
+
+#define MUSB_EP_FIFO_SINGLE(ep, st, pkt)	\
+	MUSB_EP_FIFO(ep, st, BUF_SINGLE, pkt)
+
+#define MUSB_EP_FIFO_DOUBLE(ep, st, pkt)	\
+	MUSB_EP_FIFO(ep, st, BUF_DOUBLE, pkt)
+
 struct musb_hdrc_eps_bits {
 	const char	name[16];
 	u8		bits;
 };
 
 struct musb_hdrc_config {
+	struct musb_fifo_cfg	*fifo_cfg;	/* board fifo configuration */
+	unsigned		fifo_cfg_size;	/* size of the fifo configuration */
+
 	/* MUSB configuration-specific details */
 	unsigned	multipoint:1;	/* multipoint device */
 	unsigned	dyn_fifo:1 __deprecated; /* supports dynamic fifo sizing */
@@ -53,6 +88,7 @@ struct musb_hdrc_config {
 #ifdef CONFIG_BLACKFIN
         /* A GPIO controlling VRSEL in Blackfin */
         unsigned int    gpio_vrsel;
+	unsigned int	gpio_vrsel_active;
 #endif
 
 };
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 0a458b861933..b7682fed1d9c 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -66,7 +66,6 @@ enum port_dev_state {
  * @work: work queue entry for the line discipline waking up.
  * @throttled: nonzero if the read urb is inactive to throttle the device
  * @throttle_req: nonzero if the tty wants to throttle us
- * @console: attached usb serial console
  * @dev: pointer to the serial device
  *
  * This structure is used by the usb-serial core and drivers for the specific
@@ -106,7 +105,6 @@ struct usb_serial_port {
 	struct work_struct	work;
 	char			throttled;
 	char			throttle_req;
-	char			console;
 	unsigned long		sysrq; /* sysrq timeout */
 	struct device		dev;
 	enum port_dev_state	dev_state;