Merge branch 'usb-next' into musb-merge

* usb-next: (132 commits)
  USB: uas: Use GFP_NOIO instead of GFP_KERNEL in I/O submission path
  USB: uas: Ensure we only bind to a UAS interface
  USB: uas: Rename sense pipe and sense urb to status pipe and status urb
  USB: uas: Use kzalloc instead of kmalloc
  USB: uas: Fix up the Sense IU
  usb: musb: core: kill unneeded #include's
  DA8xx: assign name to MUSB IRQ resource
  usb: gadget: g_ncm added
  usb: gadget: f_ncm.c added
  usb: gadget: u_ether: prepare for NCM
  usb: pch_udc: Fix setup transfers with data out
  usb: pch_udc: Fix compile error, warnings and checkpatch warnings
  usb: add ab8500 usb transceiver driver
  USB: gadget: Implement runtime PM for MSM bus glue driver
  USB: gadget: Implement runtime PM for ci13xxx gadget
  USB: gadget: Add USB controller driver for MSM SoC
  USB: gadget: Introduce ci13xxx_udc_driver struct
  USB: gadget: Initialize ci13xxx gadget device's coherent DMA mask
  USB: gadget: Fix "scheduling while atomic" bugs in ci13xxx_udc
  USB: gadget: Separate out PCI bus code from ci13xxx_udc
  ...

17 files changed, 1674 insertions, 594 deletions

diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 341a37a469b..4cbb7e4b368 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -12,6 +12,7 @@ config USB_MUSB_HDRC
 	depends on (ARM || (BF54x && !BF544) || (BF52x && !BF522 && !BF523))
 	select NOP_USB_XCEIV if (ARCH_DAVINCI || MACH_OMAP3EVM || BLACKFIN)
 	select TWL4030_USB if MACH_OMAP_3430SDP
+	select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA
 	select USB_OTG_UTILS
 	tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)'
 	help
@@ -30,57 +31,41 @@ config USB_MUSB_HDRC
 	  If you do not know what this is, please say N.
 
 	  To compile this driver as a module, choose M here; the
-	  module will be called "musb_hdrc".
+	  module will be called "musb-hdrc".
 
-config USB_MUSB_SOC
-	boolean
+choice
+	prompt "Platform Glue Layer"
 	depends on USB_MUSB_HDRC
-	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)
 
-comment "DaVinci 35x and 644x USB support"
-	depends on USB_MUSB_HDRC && ARCH_DAVINCI_DMx
+config USB_MUSB_DAVINCI
+	bool "DaVinci"
+	depends on ARCH_DAVINCI_DMx
 
-comment "DA8xx/OMAP-L1x USB support"
-	depends on USB_MUSB_HDRC && ARCH_DAVINCI_DA8XX
+config USB_MUSB_DA8XX
+	bool "DA8xx/OMAP-L1x"
+	depends on ARCH_DAVINCI_DA8XX
 
-comment "OMAP 243x high speed USB support"
-	depends on USB_MUSB_HDRC && ARCH_OMAP2430
+config USB_MUSB_TUSB6010
+	bool "TUSB6010"
+	depends on ARCH_OMAP
 
-comment "OMAP 343x high speed USB support"
-	depends on USB_MUSB_HDRC && ARCH_OMAP3
+config USB_MUSB_OMAP2PLUS
+	bool "OMAP2430 and onwards"
+	depends on ARCH_OMAP2PLUS
 
-comment "OMAP 44xx high speed USB support"
-	depends on USB_MUSB_HDRC && ARCH_OMAP4
+config USB_MUSB_AM35X
+	bool "AM35x"
+	depends on ARCH_OMAP
 
-comment "Blackfin high speed USB Support"
-	depends on USB_MUSB_HDRC && ((BF54x && !BF544) || (BF52x && !BF522 && !BF523))
+config USB_MUSB_BLACKFIN
+	bool "Blackfin"
+	depends on (BF54x && !BF544) || (BF52x && ! BF522 && !BF523)
 
-config USB_MUSB_AM35X
-	bool
-	depends on USB_MUSB_HDRC && !ARCH_OMAP2430 && !ARCH_OMAP4
-	select NOP_USB_XCEIV
-	default MACH_OMAP3517EVM
-	help
-	  Select this option if your platform is based on AM35x. As
-	  AM35x has an updated MUSB with CPPI4.1 DMA so this config
-	  is introduced to differentiate musb ip between OMAP3x and
-	  AM35x platforms.
-
-config USB_TUSB6010
-	boolean "TUSB 6010 support"
-	depends on USB_MUSB_HDRC && !USB_MUSB_SOC
-	select NOP_USB_XCEIV
-	default y
-	help
-	  The TUSB 6010 chip, from Texas Instruments, connects a discrete
-	  HDRC core using a 16-bit parallel bus (NOR flash style) or VLYNQ
-	  (a high speed serial link).  It can use system-specific external
-	  DMA controllers.
+config USB_MUSB_UX500
+	bool "U8500 and U5500"
+	depends on (ARCH_U8500 && AB8500_USB) || (ARCH_U5500)
+
+endchoice
 
 choice
 	prompt "Driver Mode"
@@ -158,7 +143,7 @@ config USB_MUSB_HDRC_HCD
 config MUSB_PIO_ONLY
 	bool 'Disable DMA (always use PIO)'
 	depends on USB_MUSB_HDRC
-	default USB_TUSB6010 || ARCH_DAVINCI_DA8XX || USB_MUSB_AM35X
+	default USB_MUSB_TUSB6010 || USB_MUSB_DA8XX || USB_MUSB_AM35X
 	help
 	  All data is copied between memory and FIFO by the CPU.
 	  DMA controllers are ignored.
@@ -171,21 +156,21 @@ config MUSB_PIO_ONLY
 config USB_INVENTRA_DMA
 	bool
 	depends on USB_MUSB_HDRC && !MUSB_PIO_ONLY
-	default ARCH_OMAP2430 || ARCH_OMAP3 || BLACKFIN || ARCH_OMAP4
+	default USB_MUSB_OMAP2PLUS || USB_MUSB_BLACKFIN
 	help
 	  Enable DMA transfers using Mentor's engine.
 
 config USB_TI_CPPI_DMA
 	bool
 	depends on USB_MUSB_HDRC && !MUSB_PIO_ONLY
-	default ARCH_DAVINCI
+	default USB_MUSB_DAVINCI
 	help
 	  Enable DMA transfers when TI CPPI DMA is available.
 
 config USB_TUSB_OMAP_DMA
 	bool
 	depends on USB_MUSB_HDRC && !MUSB_PIO_ONLY
-	depends on USB_TUSB6010
+	depends on USB_MUSB_TUSB6010
 	depends on ARCH_OMAP
 	default y
 	help
diff --git a/drivers/usb/musb/Makefile b/drivers/usb/musb/Makefile
index ce164e8998d..74df5284894 100644
--- a/drivers/usb/musb/Makefile
+++ b/drivers/usb/musb/Makefile
@@ -8,22 +8,19 @@ obj-$(CONFIG_USB_MUSB_HDRC) += musb_hdrc.o
 
 musb_hdrc-y := musb_core.o
 
-musb_hdrc-$(CONFIG_ARCH_DAVINCI_DMx)		+= davinci.o
-musb_hdrc-$(CONFIG_ARCH_DAVINCI_DA8XX)		+= da8xx.o
-musb_hdrc-$(CONFIG_USB_TUSB6010)		+= tusb6010.o
-musb_hdrc-$(CONFIG_ARCH_OMAP2430)		+= omap2430.o
-ifeq ($(CONFIG_USB_MUSB_AM35X),y)
-	musb_hdrc-$(CONFIG_ARCH_OMAP3430)	+= am35x.o
-else
-	musb_hdrc-$(CONFIG_ARCH_OMAP3430)	+= omap2430.o
-endif
-musb_hdrc-$(CONFIG_ARCH_OMAP4)			+= omap2430.o
-musb_hdrc-$(CONFIG_BF54x)			+= blackfin.o
-musb_hdrc-$(CONFIG_BF52x)			+= blackfin.o
 musb_hdrc-$(CONFIG_USB_GADGET_MUSB_HDRC)	+= musb_gadget_ep0.o musb_gadget.o
 musb_hdrc-$(CONFIG_USB_MUSB_HDRC_HCD)		+= musb_virthub.o musb_host.o
 musb_hdrc-$(CONFIG_DEBUG_FS)			+= musb_debugfs.o
 
+# Hardware Glue Layer
+obj-$(CONFIG_USB_MUSB_OMAP2PLUS)		+= omap2430.o
+obj-$(CONFIG_USB_MUSB_AM35X)			+= am35x.o
+obj-$(CONFIG_USB_MUSB_TUSB6010)			+= tusb6010.o
+obj-$(CONFIG_USB_MUSB_DAVINCI)			+= davinci.o
+obj-$(CONFIG_USB_MUSB_DA8XX)			+= da8xx.o
+obj-$(CONFIG_USB_MUSB_BLACKFIN)			+= blackfin.o
+obj-$(CONFIG_USB_MUSB_UX500)			+= ux500.o
+
 # 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/am35x.c b/drivers/usb/musb/am35x.c
index b0aabf3a606..d5a3da37c90 100644
--- a/drivers/usb/musb/am35x.c
+++ b/drivers/usb/musb/am35x.c
@@ -29,8 +29,9 @@
 #include <linux/init.h>
 #include <linux/clk.h>
 #include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
 
-#include <plat/control.h>
 #include <plat/usb.h>
 
 #include "musb_core.h"
@@ -80,51 +81,18 @@
 
 #define USB_MENTOR_CORE_OFFSET	0x400
 
-static inline void phy_on(void)
-{
-	unsigned long timeout = jiffies + msecs_to_jiffies(100);
-	u32 devconf2;
-
-	/*
-	 * Start the on-chip PHY and its PLL.
-	 */
-	devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
-
-	devconf2 &= ~(CONF2_RESET | CONF2_PHYPWRDN | CONF2_OTGPWRDN);
-	devconf2 |= CONF2_PHY_PLLON;
-
-	omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
-
-	DBG(1, "Waiting for PHY clock good...\n");
-	while (!(omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2)
-			& CONF2_PHYCLKGD)) {
-		cpu_relax();
-
-		if (time_after(jiffies, timeout)) {
-			DBG(1, "musb PHY clock good timed out\n");
-			break;
-		}
-	}
-}
-
-static inline void phy_off(void)
-{
-	u32 devconf2;
-
-	/*
-	 * Power down the on-chip PHY.
-	 */
-	devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
-
-	devconf2 &= ~CONF2_PHY_PLLON;
-	devconf2 |=  CONF2_PHYPWRDN | CONF2_OTGPWRDN;
-	omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
-}
+struct am35x_glue {
+	struct device		*dev;
+	struct platform_device	*musb;
+	struct clk		*phy_clk;
+	struct clk		*clk;
+};
+#define glue_to_musb(g)		platform_get_drvdata(g->musb)
 
 /*
- * musb_platform_enable - enable interrupts
+ * am35x_musb_enable - enable interrupts
  */
-void musb_platform_enable(struct musb *musb)
+static void am35x_musb_enable(struct musb *musb)
 {
 	void __iomem *reg_base = musb->ctrl_base;
 	u32 epmask;
@@ -143,9 +111,9 @@ void musb_platform_enable(struct musb *musb)
 }
 
 /*
- * musb_platform_disable - disable HDRC and flush interrupts
+ * am35x_musb_disable - disable HDRC and flush interrupts
  */
-void musb_platform_disable(struct musb *musb)
+static void am35x_musb_disable(struct musb *musb)
 {
 	void __iomem *reg_base = musb->ctrl_base;
 
@@ -162,7 +130,7 @@ void musb_platform_disable(struct musb *musb)
 #define portstate(stmt)
 #endif
 
-static void am35x_set_vbus(struct musb *musb, int is_on)
+static void am35x_musb_set_vbus(struct musb *musb, int is_on)
 {
 	WARN_ON(is_on && is_peripheral_active(musb));
 }
@@ -221,7 +189,7 @@ static void otg_timer(unsigned long _musb)
 	spin_unlock_irqrestore(&musb->lock, flags);
 }
 
-void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
+static void am35x_musb_try_idle(struct musb *musb, unsigned long timeout)
 {
 	static unsigned long last_timer;
 
@@ -251,13 +219,16 @@ void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
 	mod_timer(&otg_workaround, timeout);
 }
 
-static irqreturn_t am35x_interrupt(int irq, void *hci)
+static irqreturn_t am35x_musb_interrupt(int irq, void *hci)
 {
 	struct musb  *musb = hci;
 	void __iomem *reg_base = musb->ctrl_base;
+	struct device *dev = musb->controller;
+	struct musb_hdrc_platform_data *plat = dev->platform_data;
+	struct omap_musb_board_data *data = plat->board_data;
 	unsigned long flags;
 	irqreturn_t ret = IRQ_NONE;
-	u32 epintr, usbintr, lvl_intr;
+	u32 epintr, usbintr;
 
 	spin_lock_irqsave(&musb->lock, flags);
 
@@ -346,9 +317,8 @@ eoi:
 	/* EOI needs to be written for the IRQ to be re-asserted. */
 	if (ret == IRQ_HANDLED || epintr || usbintr) {
 		/* clear level interrupt */
-		lvl_intr = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
-		lvl_intr |= AM35XX_USBOTGSS_INT_CLR;
-		omap_ctrl_writel(lvl_intr, AM35XX_CONTROL_LVL_INTR_CLEAR);
+		if (data->clear_irq)
+			data->clear_irq();
 		/* write EOI */
 		musb_writel(reg_base, USB_END_OF_INTR_REG, 0);
 	}
@@ -362,137 +332,85 @@ eoi:
 	return ret;
 }
 
-int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
+static int am35x_musb_set_mode(struct musb *musb, u8 musb_mode)
 {
-	u32 devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
+	struct device *dev = musb->controller;
+	struct musb_hdrc_platform_data *plat = dev->platform_data;
+	struct omap_musb_board_data *data = plat->board_data;
+	int     retval = 0;
 
-	devconf2 &= ~CONF2_OTGMODE;
-	switch (musb_mode) {
-#ifdef	CONFIG_USB_MUSB_HDRC_HCD
-	case MUSB_HOST:		/* Force VBUS valid, ID = 0 */
-		devconf2 |= CONF2_FORCE_HOST;
-		break;
-#endif
-#ifdef	CONFIG_USB_GADGET_MUSB_HDRC
-	case MUSB_PERIPHERAL:	/* Force VBUS valid, ID = 1 */
-		devconf2 |= CONF2_FORCE_DEVICE;
-		break;
-#endif
-#ifdef	CONFIG_USB_MUSB_OTG
-	case MUSB_OTG:		/* Don't override the VBUS/ID comparators */
-		devconf2 |= CONF2_NO_OVERRIDE;
-		break;
-#endif
-	default:
-		DBG(2, "Trying to set unsupported mode %u\n", musb_mode);
-	}
+	if (data->set_mode)
+		data->set_mode(musb_mode);
+	else
+		retval = -EIO;
 
-	omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
-	return 0;
+	return retval;
 }
 
-int __init musb_platform_init(struct musb *musb, void *board_data)
+static int am35x_musb_init(struct musb *musb)
 {
+	struct device *dev = musb->controller;
+	struct musb_hdrc_platform_data *plat = dev->platform_data;
+	struct omap_musb_board_data *data = plat->board_data;
 	void __iomem *reg_base = musb->ctrl_base;
-	u32 rev, lvl_intr, sw_reset;
-	int status;
+	u32 rev;
 
 	musb->mregs += USB_MENTOR_CORE_OFFSET;
 
-	clk_enable(musb->clock);
-	DBG(2, "musb->clock=%lud\n", clk_get_rate(musb->clock));
-
-	musb->phy_clock = clk_get(musb->controller, "fck");
-	if (IS_ERR(musb->phy_clock)) {
-		status = PTR_ERR(musb->phy_clock);
-		goto exit0;
-	}
-	clk_enable(musb->phy_clock);
-	DBG(2, "musb->phy_clock=%lud\n", clk_get_rate(musb->phy_clock));
-
 	/* Returns zero if e.g. not clocked */
 	rev = musb_readl(reg_base, USB_REVISION_REG);
-	if (!rev) {
-		status = -ENODEV;
-		goto exit1;
-	}
+	if (!rev)
+		return -ENODEV;
 
 	usb_nop_xceiv_register();
 	musb->xceiv = otg_get_transceiver();
-	if (!musb->xceiv) {
-		status = -ENODEV;
-		goto exit1;
-	}
+	if (!musb->xceiv)
+		return -ENODEV;
 
 	if (is_host_enabled(musb))
 		setup_timer(&otg_workaround, otg_timer, (unsigned long) musb);
 
-	musb->board_set_vbus = am35x_set_vbus;
-
-	/* Global reset */
-	sw_reset = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
-
-	sw_reset |= AM35XX_USBOTGSS_SW_RST;
-	omap_ctrl_writel(sw_reset, AM35XX_CONTROL_IP_SW_RESET);
-
-	sw_reset &= ~AM35XX_USBOTGSS_SW_RST;
-	omap_ctrl_writel(sw_reset, AM35XX_CONTROL_IP_SW_RESET);
+	/* Reset the musb */
+	if (data->reset)
+		data->reset();
 
 	/* Reset the controller */
 	musb_writel(reg_base, USB_CTRL_REG, AM35X_SOFT_RESET_MASK);
 
 	/* Start the on-chip PHY and its PLL. */
-	phy_on();
+	if (data->set_phy_power)
+		data->set_phy_power(1);
 
 	msleep(5);
 
-	musb->isr = am35x_interrupt;
+	musb->isr = am35x_musb_interrupt;
 
 	/* clear level interrupt */
-	lvl_intr = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
-	lvl_intr |= AM35XX_USBOTGSS_INT_CLR;
-	omap_ctrl_writel(lvl_intr, AM35XX_CONTROL_LVL_INTR_CLEAR);
+	if (data->clear_irq)
+		data->clear_irq();
+
 	return 0;
-exit1:
-	clk_disable(musb->phy_clock);
-	clk_put(musb->phy_clock);
-exit0:
-	clk_disable(musb->clock);
-	return status;
 }
 
-int musb_platform_exit(struct musb *musb)
+static int am35x_musb_exit(struct musb *musb)
 {
+	struct device *dev = musb->controller;
+	struct musb_hdrc_platform_data *plat = dev->platform_data;
+	struct omap_musb_board_data *data = plat->board_data;
+
 	if (is_host_enabled(musb))
 		del_timer_sync(&otg_workaround);
 
-	phy_off();
+	/* Shutdown the on-chip PHY and its PLL. */
+	if (data->set_phy_power)
+		data->set_phy_power(0);
 
 	otg_put_transceiver(musb->xceiv);
 	usb_nop_xceiv_unregister();
 
-	clk_disable(musb->clock);
-
-	clk_disable(musb->phy_clock);
-	clk_put(musb->phy_clock);
-
 	return 0;
 }
 
-#ifdef CONFIG_PM
-void musb_platform_save_context(struct musb *musb,
-	struct musb_context_registers *musb_context)
-{
-	phy_off();
-}
-
-void musb_platform_restore_context(struct musb *musb,
-	struct musb_context_registers *musb_context)
-{
-	phy_on();
-}
-#endif
-
 /* AM35x supports only 32bit read operation */
 void musb_read_fifo(struct musb_hw_ep *hw_ep, u16 len, u8 *dst)
 {
@@ -522,3 +440,215 @@ void musb_read_fifo(struct musb_hw_ep *hw_ep, u16 len, u8 *dst)
 		memcpy(dst, &val, len);
 	}
 }
+
+static const struct musb_platform_ops am35x_ops = {
+	.init		= am35x_musb_init,
+	.exit		= am35x_musb_exit,
+
+	.enable		= am35x_musb_enable,
+	.disable	= am35x_musb_disable,
+
+	.set_mode	= am35x_musb_set_mode,
+	.try_idle	= am35x_musb_try_idle,
+
+	.set_vbus	= am35x_musb_set_vbus,
+};
+
+static u64 am35x_dmamask = DMA_BIT_MASK(32);
+
+static int __init am35x_probe(struct platform_device *pdev)
+{
+	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
+	struct platform_device		*musb;
+	struct am35x_glue		*glue;
+
+	struct clk			*phy_clk;
+	struct clk			*clk;
+
+	int				ret = -ENOMEM;
+
+	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+	if (!glue) {
+		dev_err(&pdev->dev, "failed to allocate glue context\n");
+		goto err0;
+	}
+
+	musb = platform_device_alloc("musb-hdrc", -1);
+	if (!musb) {
+		dev_err(&pdev->dev, "failed to allocate musb device\n");
+		goto err1;
+	}
+
+	phy_clk = clk_get(&pdev->dev, "fck");
+	if (IS_ERR(phy_clk)) {
+		dev_err(&pdev->dev, "failed to get PHY clock\n");
+		ret = PTR_ERR(phy_clk);
+		goto err2;
+	}
+
+	clk = clk_get(&pdev->dev, "ick");
+	if (IS_ERR(clk)) {
+		dev_err(&pdev->dev, "failed to get clock\n");
+		ret = PTR_ERR(clk);
+		goto err3;
+	}
+
+	ret = clk_enable(phy_clk);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to enable PHY clock\n");
+		goto err4;
+	}
+
+	ret = clk_enable(clk);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to enable clock\n");
+		goto err5;
+	}
+
+	musb->dev.parent		= &pdev->dev;
+	musb->dev.dma_mask		= &am35x_dmamask;
+	musb->dev.coherent_dma_mask	= am35x_dmamask;
+
+	glue->dev			= &pdev->dev;
+	glue->musb			= musb;
+	glue->phy_clk			= phy_clk;
+	glue->clk			= clk;
+
+	pdata->platform_ops		= &am35x_ops;
+
+	platform_set_drvdata(pdev, glue);
+
+	ret = platform_device_add_resources(musb, pdev->resource,
+			pdev->num_resources);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add resources\n");
+		goto err6;
+	}
+
+	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add platform_data\n");
+		goto err6;
+	}
+
+	ret = platform_device_add(musb);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to register musb device\n");
+		goto err6;
+	}
+
+	return 0;
+
+err6:
+	clk_disable(clk);
+
+err5:
+	clk_disable(phy_clk);
+
+err4:
+	clk_put(clk);
+
+err3:
+	clk_put(phy_clk);
+
+err2:
+	platform_device_put(musb);
+
+err1:
+	kfree(glue);
+
+err0:
+	return ret;
+}
+
+static int __exit am35x_remove(struct platform_device *pdev)
+{
+	struct am35x_glue	*glue = platform_get_drvdata(pdev);
+
+	platform_device_del(glue->musb);
+	platform_device_put(glue->musb);
+	clk_disable(glue->clk);
+	clk_disable(glue->phy_clk);
+	clk_put(glue->clk);
+	clk_put(glue->phy_clk);
+	kfree(glue);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int am35x_suspend(struct device *dev)
+{
+	struct am35x_glue	*glue = dev_get_drvdata(dev);
+	struct musb_hdrc_platform_data *plat = dev->platform_data;
+	struct omap_musb_board_data *data = plat->board_data;
+
+	/* Shutdown the on-chip PHY and its PLL. */
+	if (data->set_phy_power)
+		data->set_phy_power(0);
+
+	clk_disable(glue->phy_clk);
+	clk_disable(glue->clk);
+
+	return 0;
+}
+
+static int am35x_resume(struct device *dev)
+{
+	struct am35x_glue	*glue = dev_get_drvdata(dev);
+	struct musb_hdrc_platform_data *plat = dev->platform_data;
+	struct omap_musb_board_data *data = plat->board_data;
+	int			ret;
+
+	/* Start the on-chip PHY and its PLL. */
+	if (data->set_phy_power)
+		data->set_phy_power(1);
+
+	ret = clk_enable(glue->phy_clk);
+	if (ret) {
+		dev_err(dev, "failed to enable PHY clock\n");
+		return ret;
+	}
+
+	ret = clk_enable(glue->clk);
+	if (ret) {
+		dev_err(dev, "failed to enable clock\n");
+		return ret;
+	}
+
+	return 0;
+}
+
+static struct dev_pm_ops am35x_pm_ops = {
+	.suspend	= am35x_suspend,
+	.resume		= am35x_resume,
+};
+
+#define DEV_PM_OPS	&am35x_pm_ops
+#else
+#define DEV_PM_OPS	NULL
+#endif
+
+static struct platform_driver am35x_driver = {
+	.remove		= __exit_p(am35x_remove),
+	.driver		= {
+		.name	= "musb-am35x",
+		.pm	= DEV_PM_OPS,
+	},
+};
+
+MODULE_DESCRIPTION("AM35x MUSB Glue Layer");
+MODULE_AUTHOR("Ajay Kumar Gupta <ajay.gupta@ti.com>");
+MODULE_LICENSE("GPL v2");
+
+static int __init am35x_init(void)
+{
+	return platform_driver_probe(&am35x_driver, am35x_probe);
+}
+subsys_initcall(am35x_init);
+
+static void __exit am35x_exit(void)
+{
+	platform_driver_unregister(&am35x_driver);
+}
+module_exit(am35x_exit);
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index 930a2611fe3..eeba228eb2a 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -15,12 +15,20 @@
 #include <linux/list.h>
 #include <linux/gpio.h>
 #include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/cacheflush.h>
 
 #include "musb_core.h"
 #include "blackfin.h"
 
+struct bfin_glue {
+	struct device		*dev;
+	struct platform_device	*musb;
+};
+#define glue_to_musb(g)		platform_get_drvdata(g->musb)
+
 /*
  * Load an endpoint's FIFO
  */
@@ -278,7 +286,7 @@ static void musb_conn_timer_handler(unsigned long _musb)
 	DBG(4, "state is %s\n", otg_state_string(musb));
 }
 
-void musb_platform_enable(struct musb *musb)
+static void bfin_musb_enable(struct musb *musb)
 {
 	if (!is_otg_enabled(musb) && is_host_enabled(musb)) {
 		mod_timer(&musb_conn_timer, jiffies + TIMER_DELAY);
@@ -286,11 +294,11 @@ void musb_platform_enable(struct musb *musb)
 	}
 }
 
-void musb_platform_disable(struct musb *musb)
+static void bfin_musb_disable(struct musb *musb)
 {
 }
 
-static void bfin_set_vbus(struct musb *musb, int is_on)
+static void bfin_musb_set_vbus(struct musb *musb, int is_on)
 {
 	int value = musb->config->gpio_vrsel_active;
 	if (!is_on)
@@ -303,51 +311,29 @@ static void bfin_set_vbus(struct musb *musb, int is_on)
 		musb_readb(musb->mregs, MUSB_DEVCTL));
 }
 
-static int bfin_set_power(struct otg_transceiver *x, unsigned mA)
+static int bfin_musb_set_power(struct otg_transceiver *x, unsigned mA)
 {
 	return 0;
 }
 
-void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
+static void bfin_musb_try_idle(struct musb *musb, unsigned long timeout)
 {
 	if (!is_otg_enabled(musb) && is_host_enabled(musb))
 		mod_timer(&musb_conn_timer, jiffies + TIMER_DELAY);
 }
 
-int musb_platform_get_vbus_status(struct musb *musb)
+static int bfin_musb_get_vbus_status(struct musb *musb)
 {
 	return 0;
 }
 
-int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
+static int bfin_musb_set_mode(struct musb *musb, u8 musb_mode)
 {
 	return -EIO;
 }
 
-int __init musb_platform_init(struct musb *musb, void *board_data)
+static void bfin_musb_reg_init(struct musb *musb)
 {
-
-	/*
-	 * Rev 1.0 BF549 EZ-KITs require PE7 to be high for both DEVICE
-	 * and OTG HOST modes, while rev 1.1 and greater require PE7 to
-	 * be low for DEVICE mode and high for HOST mode. We set it high
-	 * here because we are in host mode
-	 */
-
-	if (gpio_request(musb->config->gpio_vrsel, "USB_VRSEL")) {
-		printk(KERN_ERR "Failed ro request USB_VRSEL GPIO_%d \n",
-			musb->config->gpio_vrsel);
-		return -ENODEV;
-	}
-	gpio_direction_output(musb->config->gpio_vrsel, 0);
-
-	usb_nop_xceiv_register();
-	musb->xceiv = otg_get_transceiver();
-	if (!musb->xceiv) {
-		gpio_free(musb->config->gpio_vrsel);
-		return -ENODEV;
-	}
-
 	if (ANOMALY_05000346) {
 		bfin_write_USB_APHY_CALIB(ANOMALY_05000346_value);
 		SSYNC();
@@ -382,21 +368,47 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 				EP2_RX_ENA | EP3_RX_ENA | EP4_RX_ENA |
 				EP5_RX_ENA | EP6_RX_ENA | EP7_RX_ENA);
 	SSYNC();
+}
+
+static int bfin_musb_init(struct musb *musb)
+{
+
+	/*
+	 * Rev 1.0 BF549 EZ-KITs require PE7 to be high for both DEVICE
+	 * and OTG HOST modes, while rev 1.1 and greater require PE7 to
+	 * be low for DEVICE mode and high for HOST mode. We set it high
+	 * here because we are in host mode
+	 */
+
+	if (gpio_request(musb->config->gpio_vrsel, "USB_VRSEL")) {
+		printk(KERN_ERR "Failed ro request USB_VRSEL GPIO_%d\n",
+			musb->config->gpio_vrsel);
+		return -ENODEV;
+	}
+	gpio_direction_output(musb->config->gpio_vrsel, 0);
+
+	usb_nop_xceiv_register();
+	musb->xceiv = otg_get_transceiver();
+	if (!musb->xceiv) {
+		gpio_free(musb->config->gpio_vrsel);
+		return -ENODEV;
+	}
+
+	bfin_musb_reg_init(musb);
 
 	if (is_host_enabled(musb)) {
-		musb->board_set_vbus = bfin_set_vbus;
 		setup_timer(&musb_conn_timer,
 			musb_conn_timer_handler, (unsigned long) musb);
 	}
 	if (is_peripheral_enabled(musb))
-		musb->xceiv->set_power = bfin_set_power;
+		musb->xceiv->set_power = bfin_musb_set_power;
 
 	musb->isr = blackfin_interrupt;
 
 	return 0;
 }
 
-int musb_platform_exit(struct musb *musb)
+static int bfin_musb_exit(struct musb *musb)
 {
 	gpio_free(musb->config->gpio_vrsel);
 
@@ -404,3 +416,154 @@ int musb_platform_exit(struct musb *musb)
 	usb_nop_xceiv_unregister();
 	return 0;
 }
+
+static const struct musb_platform_ops bfin_ops = {
+	.init		= bfin_musb_init,
+	.exit		= bfin_musb_exit,
+
+	.enable		= bfin_musb_enable,
+	.disable	= bfin_musb_disable,
+
+	.set_mode	= bfin_musb_set_mode,
+	.try_idle	= bfin_musb_try_idle,
+
+	.vbus_status	= bfin_musb_vbus_status,
+	.set_vbus	= bfin_musb_set_vbus,
+};
+
+static u64 bfin_dmamask = DMA_BIT_MASK(32);
+
+static int __init bfin_probe(struct platform_device *pdev)
+{
+	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
+	struct platform_device		*musb;
+	struct bfin_glue		*glue;
+
+	int				ret = -ENOMEM;
+
+	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+	if (!glue) {
+		dev_err(&pdev->dev, "failed to allocate glue context\n");
+		goto err0;
+	}
+
+	musb = platform_device_alloc("musb-hdrc", -1);
+	if (!musb) {
+		dev_err(&pdev->dev, "failed to allocate musb device\n");
+		goto err1;
+	}
+
+	musb->dev.parent		= &pdev->dev;
+	musb->dev.dma_mask		= &bfin_dmamask;
+	musb->dev.coherent_dma_mask	= bfin_dmamask;
+
+	glue->dev			= &pdev->dev;
+	glue->musb			= musb;
+
+	pdata->platform_ops		= &bfin_ops;
+
+	platform_set_drvdata(pdev, glue);
+
+	ret = platform_device_add_resources(musb, pdev->resource,
+			pdev->num_resources);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add resources\n");
+		goto err2;
+	}
+
+	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add platform_data\n");
+		goto err2;
+	}
+
+	ret = platform_device_add(musb);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to register musb device\n");
+		goto err2;
+	}
+
+	return 0;
+
+err2:
+	platform_device_put(musb);
+
+err1:
+	kfree(glue);
+
+err0:
+	return ret;
+}
+
+static int __exit bfin_remove(struct platform_device *pdev)
+{
+	struct bfin_glue		*glue = platform_get_drvdata(pdev);
+
+	platform_device_del(glue->musb);
+	platform_device_put(glue->musb);
+	kfree(glue);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int bfin_suspend(struct device *dev)
+{
+	struct bfin_glue	*glue = dev_get_drvdata(dev);
+	struct musb		*musb = glue_to_musb(glue);
+
+	if (is_host_active(musb))
+		/*
+		 * During hibernate gpio_vrsel will change from high to low
+		 * low which will generate wakeup event resume the system
+		 * immediately.  Set it to 0 before hibernate to avoid this
+		 * wakeup event.
+		 */
+		gpio_set_value(musb->config->gpio_vrsel, 0);
+
+	return 0;
+}
+
+static int bfin_resume(struct device *dev)
+{
+	struct bfin_glue	*glue = dev_get_drvdata(dev);
+	struct musb		*musb = glue_to_musb(glue);
+
+	bfin_musb_reg_init(musb);
+
+	return 0;
+}
+
+static struct dev_pm_ops bfin_pm_ops = {
+	.suspend	= bfin_suspend,
+	.resume		= bfin_resume,
+};
+
+#define DEV_PM_OPS	&bfin_pm_op,
+#else
+#define DEV_PM_OPS	NULL
+#endif
+
+static struct platform_driver bfin_driver = {
+	.remove		= __exit_p(bfin_remove),
+	.driver		= {
+		.name	= "musb-bfin",
+		.pm	= DEV_PM_OPS,
+	},
+};
+
+MODULE_DESCRIPTION("Blackfin MUSB Glue Layer");
+MODULE_AUTHOR("Bryan Wy <cooloney@kernel.org>");
+MODULE_LICENSE("GPL v2");
+
+static int __init bfin_init(void)
+{
+	return platform_driver_probe(&bfin_driver, bfin_probe);
+}
+subsys_initcall(bfin_init);
+
+static void __exit bfin_exit(void)
+{
+	platform_driver_unregister(&bfin_driver);
+}
+module_exit(bfin_exit);
diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c
index f5a65ff0ac2..de55a3c3259 100644
--- a/drivers/usb/musb/cppi_dma.c
+++ b/drivers/usb/musb/cppi_dma.c
@@ -1308,7 +1308,7 @@ dma_controller_create(struct musb *musb, void __iomem *mregs)
 	struct cppi		*controller;
 	struct device		*dev = musb->controller;
 	struct platform_device	*pdev = to_platform_device(dev);
-	int			irq = platform_get_irq(pdev, 1);
+	int			irq = platform_get_irq_byname(pdev, "dma");
 
 	controller = kzalloc(sizeof *controller, GFP_KERNEL);
 	if (!controller)
diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
index 84427bebbf6..69a0da3c8f0 100644
--- a/drivers/usb/musb/da8xx.c
+++ b/drivers/usb/musb/da8xx.c
@@ -29,6 +29,8 @@
 #include <linux/init.h>
 #include <linux/clk.h>
 #include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
 
 #include <mach/da8xx.h>
 #include <mach/usb.h>
@@ -78,6 +80,12 @@
 
 #define CFGCHIP2	IO_ADDRESS(DA8XX_SYSCFG0_BASE + DA8XX_CFGCHIP2_REG)
 
+struct da8xx_glue {
+	struct device		*dev;
+	struct platform_device	*musb;
+	struct clk		*clk;
+};
+
 /*
  * REVISIT (PM): we should be able to keep the PHY in low power mode most
  * of the time (24 MHz oscillator and PLL off, etc.) by setting POWER.D0
@@ -131,9 +139,9 @@ static inline void phy_off(void)
  */
 
 /**
- * musb_platform_enable - enable interrupts
+ * da8xx_musb_enable - enable interrupts
  */
-void musb_platform_enable(struct musb *musb)
+static void da8xx_musb_enable(struct musb *musb)
 {
 	void __iomem *reg_base = musb->ctrl_base;
 	u32 mask;
@@ -151,9 +159,9 @@ void musb_platform_enable(struct musb *musb)
 }
 
 /**
- * musb_platform_disable - disable HDRC and flush interrupts
+ * da8xx_musb_disable - disable HDRC and flush interrupts
  */
-void musb_platform_disable(struct musb *musb)
+static void da8xx_musb_disable(struct musb *musb)
 {
 	void __iomem *reg_base = musb->ctrl_base;
 
@@ -170,7 +178,7 @@ void musb_platform_disable(struct musb *musb)
 #define portstate(stmt)
 #endif
 
-static void da8xx_set_vbus(struct musb *musb, int is_on)
+static void da8xx_musb_set_vbus(struct musb *musb, int is_on)
 {
 	WARN_ON(is_on && is_peripheral_active(musb));
 }
@@ -252,7 +260,7 @@ static void otg_timer(unsigned long _musb)
 	spin_unlock_irqrestore(&musb->lock, flags);
 }
 
-void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
+static void da8xx_musb_try_idle(struct musb *musb, unsigned long timeout)
 {
 	static unsigned long last_timer;
 
@@ -282,7 +290,7 @@ void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
 	mod_timer(&otg_workaround, timeout);
 }
 
-static irqreturn_t da8xx_interrupt(int irq, void *hci)
+static irqreturn_t da8xx_musb_interrupt(int irq, void *hci)
 {
 	struct musb		*musb = hci;
 	void __iomem		*reg_base = musb->ctrl_base;
@@ -380,7 +388,7 @@ static irqreturn_t da8xx_interrupt(int irq, void *hci)
 	return ret;
 }
 
-int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
+static int da8xx_musb_set_mode(struct musb *musb, u8 musb_mode)
 {
 	u32 cfgchip2 = __raw_readl(CFGCHIP2);
 
@@ -409,15 +417,13 @@ int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
 	return 0;
 }
 
-int __init musb_platform_init(struct musb *musb, void *board_data)
+static int da8xx_musb_init(struct musb *musb)
 {
 	void __iomem *reg_base = musb->ctrl_base;
 	u32 rev;
 
 	musb->mregs += DA8XX_MENTOR_CORE_OFFSET;
 
-	clk_enable(musb->clock);
-
 	/* Returns zero if e.g. not clocked */
 	rev = musb_readl(reg_base, DA8XX_USB_REVISION_REG);
 	if (!rev)
@@ -431,8 +437,6 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 	if (is_host_enabled(musb))
 		setup_timer(&otg_workaround, otg_timer, (unsigned long)musb);
 
-	musb->board_set_vbus = da8xx_set_vbus;
-
 	/* Reset the controller */
 	musb_writel(reg_base, DA8XX_USB_CTRL_REG, DA8XX_SOFT_RESET_MASK);
 
@@ -446,14 +450,13 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 		 rev, __raw_readl(CFGCHIP2),
 		 musb_readb(reg_base, DA8XX_USB_CTRL_REG));
 
-	musb->isr = da8xx_interrupt;
+	musb->isr = da8xx_musb_interrupt;
 	return 0;
 fail:
-	clk_disable(musb->clock);
 	return -ENODEV;
 }
 
-int musb_platform_exit(struct musb *musb)
+static int da8xx_musb_exit(struct musb *musb)
 {
 	if (is_host_enabled(musb))
 		del_timer_sync(&otg_workaround);
@@ -463,7 +466,140 @@ int musb_platform_exit(struct musb *musb)
 	otg_put_transceiver(musb->xceiv);
 	usb_nop_xceiv_unregister();
 
-	clk_disable(musb->clock);
+	return 0;
+}
+
+static const struct musb_platform_ops da8xx_ops = {
+	.init		= da8xx_musb_init,
+	.exit		= da8xx_musb_exit,
+
+	.enable		= da8xx_musb_enable,
+	.disable	= da8xx_musb_disable,
+
+	.set_mode	= da8xx_musb_set_mode,
+	.try_idle	= da8xx_musb_try_idle,
+
+	.set_vbus	= da8xx_musb_set_vbus,
+};
+
+static u64 da8xx_dmamask = DMA_BIT_MASK(32);
+
+static int __init da8xx_probe(struct platform_device *pdev)
+{
+	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
+	struct platform_device		*musb;
+	struct da8xx_glue		*glue;
+
+	struct clk			*clk;
+
+	int				ret = -ENOMEM;
+
+	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+	if (!glue) {
+		dev_err(&pdev->dev, "failed to allocate glue context\n");
+		goto err0;
+	}
+
+	musb = platform_device_alloc("musb-hdrc", -1);
+	if (!musb) {
+		dev_err(&pdev->dev, "failed to allocate musb device\n");
+		goto err1;
+	}
+
+	clk = clk_get(&pdev->dev, "usb20");
+	if (IS_ERR(clk)) {
+		dev_err(&pdev->dev, "failed to get clock\n");
+		ret = PTR_ERR(clk);
+		goto err2;
+	}
+
+	ret = clk_enable(clk);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to enable clock\n");
+		goto err3;
+	}
+
+	musb->dev.parent		= &pdev->dev;
+	musb->dev.dma_mask		= &da8xx_dmamask;
+	musb->dev.coherent_dma_mask	= da8xx_dmamask;
+
+	glue->dev			= &pdev->dev;
+	glue->musb			= musb;
+	glue->clk			= clk;
+
+	pdata->platform_ops		= &da8xx_ops;
+
+	platform_set_drvdata(pdev, glue);
+
+	ret = platform_device_add_resources(musb, pdev->resource,
+			pdev->num_resources);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add resources\n");
+		goto err4;
+	}
+
+	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add platform_data\n");
+		goto err4;
+	}
+
+	ret = platform_device_add(musb);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to register musb device\n");
+		goto err4;
+	}
+
+	return 0;
+
+err4:
+	clk_disable(clk);
+
+err3:
+	clk_put(clk);
+
+err2:
+	platform_device_put(musb);
+
+err1:
+	kfree(glue);
+
+err0:
+	return ret;
+}
+
+static int __exit da8xx_remove(struct platform_device *pdev)
+{
+	struct da8xx_glue		*glue = platform_get_drvdata(pdev);
+
+	platform_device_del(glue->musb);
+	platform_device_put(glue->musb);
+	clk_disable(glue->clk);
+	clk_put(glue->clk);
+	kfree(glue);
 
 	return 0;
 }
+
+static struct platform_driver da8xx_driver = {
+	.remove		= __exit_p(da8xx_remove),
+	.driver		= {
+		.name	= "musb-da8xx",
+	},
+};
+
+MODULE_DESCRIPTION("DA8xx/OMAP-L1x MUSB Glue Layer");
+MODULE_AUTHOR("Sergei Shtylyov <sshtylyov@ru.mvista.com>");
+MODULE_LICENSE("GPL v2");
+
+static int __init da8xx_init(void)
+{
+	return platform_driver_probe(&da8xx_driver, da8xx_probe);
+}
+subsys_initcall(da8xx_init);
+
+static void __exit da8xx_exit(void)
+{
+	platform_driver_unregister(&da8xx_driver);
+}
+module_exit(da8xx_exit);
diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c
index 6e67629f50c..e6de097fb7e 100644
--- a/drivers/usb/musb/davinci.c
+++ b/drivers/usb/musb/davinci.c
@@ -30,6 +30,8 @@
 #include <linux/clk.h>
 #include <linux/io.h>
 #include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
 
 #include <mach/hardware.h>
 #include <mach/memory.h>
@@ -51,6 +53,12 @@
 #define USB_PHY_CTRL	IO_ADDRESS(USBPHY_CTL_PADDR)
 #define DM355_DEEPSLEEP	IO_ADDRESS(DM355_DEEPSLEEP_PADDR)
 
+struct davinci_glue {
+	struct device		*dev;
+	struct platform_device	*musb;
+	struct clk		*clk;
+};
+
 /* REVISIT (PM) we should be able to keep the PHY in low power mode most
  * of the time (24 MHZ oscillator and PLL off, etc) by setting POWER.D0
  * and, when in host mode, autosuspending idle root ports... PHYPLLON
@@ -83,7 +91,7 @@ static inline void phy_off(void)
 
 static int dma_off = 1;
 
-void musb_platform_enable(struct musb *musb)
+static void davinci_musb_enable(struct musb *musb)
 {
 	u32	tmp, old, val;
 
@@ -116,7 +124,7 @@ void musb_platform_enable(struct musb *musb)
 /*
  * Disable the HDRC and flush interrupts
  */
-void musb_platform_disable(struct musb *musb)
+static void davinci_musb_disable(struct musb *musb)
 {
 	/* because we don't set CTRLR.UINT, "important" to:
 	 *  - not read/write INTRUSB/INTRUSBE
@@ -167,7 +175,7 @@ static void evm_deferred_drvvbus(struct work_struct *ignored)
 
 #endif	/* EVM */
 
-static void davinci_source_power(struct musb *musb, int is_on, int immediate)
+static void davinci_musb_source_power(struct musb *musb, int is_on, int immediate)
 {
 #ifdef CONFIG_MACH_DAVINCI_EVM
 	if (is_on)
@@ -190,10 +198,10 @@ static void davinci_source_power(struct musb *musb, int is_on, int immediate)
 #endif
 }
 
-static void davinci_set_vbus(struct musb *musb, int is_on)
+static void davinci_musb_set_vbus(struct musb *musb, int is_on)
 {
 	WARN_ON(is_on && is_peripheral_active(musb));
-	davinci_source_power(musb, is_on, 0);
+	davinci_musb_source_power(musb, is_on, 0);
 }
 
 
@@ -259,7 +267,7 @@ static void otg_timer(unsigned long _musb)
 	spin_unlock_irqrestore(&musb->lock, flags);
 }
 
-static irqreturn_t davinci_interrupt(int irq, void *__hci)
+static irqreturn_t davinci_musb_interrupt(int irq, void *__hci)
 {
 	unsigned long	flags;
 	irqreturn_t	retval = IRQ_NONE;
@@ -345,7 +353,7 @@ static irqreturn_t davinci_interrupt(int irq, void *__hci)
 		/* NOTE:  this must complete poweron within 100 msec
 		 * (OTG_TIME_A_WAIT_VRISE) but we don't check for that.
 		 */
-		davinci_source_power(musb, drvvbus, 0);
+		davinci_musb_source_power(musb, drvvbus, 0);
 		DBG(2, "VBUS %s (%s)%s, devctl %02x\n",
 				drvvbus ? "on" : "off",
 				otg_state_string(musb),
@@ -370,13 +378,13 @@ static irqreturn_t davinci_interrupt(int irq, void *__hci)
 	return retval;
 }
 
-int musb_platform_set_mode(struct musb *musb, u8 mode)
+static int davinci_musb_set_mode(struct musb *musb, u8 mode)
 {
 	/* EVM can't do this (right?) */
 	return -EIO;
 }
 
-int __init musb_platform_init(struct musb *musb, void *board_data)
+static int davinci_musb_init(struct musb *musb)
 {
 	void __iomem	*tibase = musb->ctrl_base;
 	u32		revision;
@@ -388,8 +396,6 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 
 	musb->mregs += DAVINCI_BASE_OFFSET;
 
-	clk_enable(musb->clock);
-
 	/* returns zero if e.g. not clocked */
 	revision = musb_readl(tibase, DAVINCI_USB_VERSION_REG);
 	if (revision == 0)
@@ -398,8 +404,7 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 	if (is_host_enabled(musb))
 		setup_timer(&otg_workaround, otg_timer, (unsigned long) musb);
 
-	musb->board_set_vbus = davinci_set_vbus;
-	davinci_source_power(musb, 0, 1);
+	davinci_musb_source_power(musb, 0, 1);
 
 	/* dm355 EVM swaps D+/D- for signal integrity, and
 	 * is clocked from the main 24 MHz crystal.
@@ -440,18 +445,16 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 		revision, __raw_readl(USB_PHY_CTRL),
 		musb_readb(tibase, DAVINCI_USB_CTRL_REG));
 
-	musb->isr = davinci_interrupt;
+	musb->isr = davinci_musb_interrupt;
 	return 0;
 
 fail:
-	clk_disable(musb->clock);
-
 	otg_put_transceiver(musb->xceiv);
 	usb_nop_xceiv_unregister();
 	return -ENODEV;
 }
 
-int musb_platform_exit(struct musb *musb)
+static int davinci_musb_exit(struct musb *musb)
 {
 	if (is_host_enabled(musb))
 		del_timer_sync(&otg_workaround);
@@ -465,7 +468,7 @@ int musb_platform_exit(struct musb *musb)
 		__raw_writel(deepsleep, DM355_DEEPSLEEP);
 	}
 
-	davinci_source_power(musb, 0 /*off*/, 1);
+	davinci_musb_source_power(musb, 0 /*off*/, 1);
 
 	/* delay, to avoid problems with module reload */
 	if (is_host_enabled(musb) && musb->xceiv->default_a) {
@@ -495,10 +498,141 @@ int musb_platform_exit(struct musb *musb)
 
 	phy_off();
 
-	clk_disable(musb->clock);
-
 	otg_put_transceiver(musb->xceiv);
 	usb_nop_xceiv_unregister();
 
 	return 0;
 }
+
+static const struct musb_platform_ops davinci_ops = {
+	.init		= davinci_musb_init,
+	.exit		= davinci_musb_exit,
+
+	.enable		= davinci_musb_enable,
+	.disable	= davinci_musb_disable,
+
+	.set_mode	= davinci_musb_set_mode,
+
+	.set_vbus	= davinci_musb_set_vbus,
+};
+
+static u64 davinci_dmamask = DMA_BIT_MASK(32);
+
+static int __init davinci_probe(struct platform_device *pdev)
+{
+	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
+	struct platform_device		*musb;
+	struct davinci_glue		*glue;
+	struct clk			*clk;
+
+	int				ret = -ENOMEM;
+
+	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+	if (!glue) {
+		dev_err(&pdev->dev, "failed to allocate glue context\n");
+		goto err0;
+	}
+
+	musb = platform_device_alloc("musb-hdrc", -1);
+	if (!musb) {
+		dev_err(&pdev->dev, "failed to allocate musb device\n");
+		goto err1;
+	}
+
+	clk = clk_get(&pdev->dev, "usb");
+	if (IS_ERR(clk)) {
+		dev_err(&pdev->dev, "failed to get clock\n");
+		ret = PTR_ERR(clk);
+		goto err2;
+	}
+
+	ret = clk_enable(clk);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to enable clock\n");
+		goto err3;
+	}
+
+	musb->dev.parent		= &pdev->dev;
+	musb->dev.dma_mask		= &davinci_dmamask;
+	musb->dev.coherent_dma_mask	= davinci_dmamask;
+
+	glue->dev			= &pdev->dev;
+	glue->musb			= musb;
+	glue->clk			= clk;
+
+	pdata->platform_ops		= &davinci_ops;
+
+	platform_set_drvdata(pdev, glue);
+
+	ret = platform_device_add_resources(musb, pdev->resource,
+			pdev->num_resources);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add resources\n");
+		goto err4;
+	}
+
+	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add platform_data\n");
+		goto err4;
+	}
+
+	ret = platform_device_add(musb);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to register musb device\n");
+		goto err4;
+	}
+
+	return 0;
+
+err4:
+	clk_disable(clk);
+
+err3:
+	clk_put(clk);
+
+err2:
+	platform_device_put(musb);
+
+err1:
+	kfree(glue);
+
+err0:
+	return ret;
+}
+
+static int __exit davinci_remove(struct platform_device *pdev)
+{
+	struct davinci_glue		*glue = platform_get_drvdata(pdev);
+
+	platform_device_del(glue->musb);
+	platform_device_put(glue->musb);
+	clk_disable(glue->clk);
+	clk_put(glue->clk);
+	kfree(glue);
+
+	return 0;
+}
+
+static struct platform_driver davinci_driver = {
+	.remove		= __exit_p(davinci_remove),
+	.driver		= {
+		.name	= "musb-davinci",
+	},
+};
+
+MODULE_DESCRIPTION("DaVinci MUSB Glue Layer");
+MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
+MODULE_LICENSE("GPL v2");
+
+static int __init davinci_init(void)
+{
+	return platform_driver_probe(&davinci_driver, davinci_probe);
+}
+subsys_initcall(davinci_init);
+
+static void __exit davinci_exit(void)
+{
+	platform_driver_unregister(&davinci_driver);
+}
+module_exit(davinci_exit);
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 365a4fab5c6..07cf394e491 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -99,19 +99,8 @@
 #include <linux/platform_device.h>
 #include <linux/io.h>
 
-#ifdef	CONFIG_ARM
-#include <mach/hardware.h>
-#include <mach/memory.h>
-#include <asm/mach-types.h>
-#endif
-
 #include "musb_core.h"
 
-
-#ifdef CONFIG_ARCH_DAVINCI
-#include "davinci.h"
-#endif
-
 #define TA_WAIT_BCON(m) max_t(int, (m)->a_wait_bcon, OTG_TIME_A_WAIT_BCON)
 
 
@@ -126,7 +115,7 @@ MODULE_PARM_DESC(debug, "Debug message level. Default = 0");
 
 #define DRIVER_INFO DRIVER_DESC ", v" MUSB_VERSION
 
-#define MUSB_DRIVER_NAME "musb_hdrc"
+#define MUSB_DRIVER_NAME "musb-hdrc"
 const char musb_driver_name[] = MUSB_DRIVER_NAME;
 
 MODULE_DESCRIPTION(DRIVER_INFO);
@@ -230,7 +219,7 @@ static struct otg_io_access_ops musb_ulpi_access = {
 
 /*-------------------------------------------------------------------------*/
 
-#if !defined(CONFIG_USB_TUSB6010) && !defined(CONFIG_BLACKFIN)
+#if !defined(CONFIG_USB_MUSB_TUSB6010) && !defined(CONFIG_USB_MUSB_BLACKFIN)
 
 /*
  * Load an endpoint's FIFO
@@ -390,7 +379,7 @@ void musb_otg_timer_func(unsigned long data)
 	case OTG_STATE_A_SUSPEND:
 	case OTG_STATE_A_WAIT_BCON:
 		DBG(1, "HNP: %s timeout\n", otg_state_string(musb));
-		musb_set_vbus(musb, 0);
+		musb_platform_set_vbus(musb, 0);
 		musb->xceiv->state = OTG_STATE_A_WAIT_VFALL;
 		break;
 	default:
@@ -571,7 +560,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
 		musb->ep0_stage = MUSB_EP0_START;
 		musb->xceiv->state = OTG_STATE_A_IDLE;
 		MUSB_HST_MODE(musb);
-		musb_set_vbus(musb, 1);
+		musb_platform_set_vbus(musb, 1);
 
 		handled = IRQ_HANDLED;
 	}
@@ -642,7 +631,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
 
 		/* go through A_WAIT_VFALL then start a new session */
 		if (!ignore)
-			musb_set_vbus(musb, 0);
+			musb_platform_set_vbus(musb, 0);
 		handled = IRQ_HANDLED;
 	}
 
@@ -1049,8 +1038,6 @@ static void musb_shutdown(struct platform_device *pdev)
 	spin_lock_irqsave(&musb->lock, flags);
 	musb_platform_disable(musb);
 	musb_generic_disable(musb);
-	if (musb->clock)
-		clk_put(musb->clock);
 	spin_unlock_irqrestore(&musb->lock, flags);
 
 	if (!is_otg_enabled(musb) && is_host_enabled(musb))
@@ -1074,10 +1061,11 @@ static void musb_shutdown(struct platform_device *pdev)
  * We don't currently use dynamic fifo setup capability to do anything
  * 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_OMAP4)
+#if defined(CONFIG_USB_MUSB_TUSB6010) || defined(CONFIG_USB_MUSB_OMAP2PLUS) \
+	|| defined(CONFIG_USB_MUSB_AM35X)
 static ushort __initdata fifo_mode = 4;
+#elif defined(CONFIG_USB_MUSB_UX500)
+static ushort __initdata fifo_mode = 5;
 #else
 static ushort __initdata fifo_mode = 2;
 #endif
@@ -1501,7 +1489,7 @@ static int __init musb_core_init(u16 musb_type, struct musb *musb)
 		struct musb_hw_ep	*hw_ep = musb->endpoints + i;
 
 		hw_ep->fifo = MUSB_FIFO_OFFSET(i) + mbase;
-#ifdef CONFIG_USB_TUSB6010
+#ifdef CONFIG_USB_MUSB_TUSB6010
 		hw_ep->fifo_async = musb->async + 0x400 + MUSB_FIFO_OFFSET(i);
 		hw_ep->fifo_sync = musb->sync + 0x400 + MUSB_FIFO_OFFSET(i);
 		hw_ep->fifo_sync_va =
@@ -1548,7 +1536,8 @@ static int __init musb_core_init(u16 musb_type, struct musb *musb)
 /*-------------------------------------------------------------------------*/
 
 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430) || \
-	defined(CONFIG_ARCH_OMAP4)
+	defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_ARCH_U8500) || \
+	defined(CONFIG_ARCH_U5500)
 
 static irqreturn_t generic_interrupt(int irq, void *__hci)
 {
@@ -1904,6 +1893,7 @@ allocate_instance(struct device *dev,
 	}
 
 	musb->controller = dev;
+
 	return musb;
 }
 
@@ -2000,30 +1990,14 @@ bad_config:
 	spin_lock_init(&musb->lock);
 	musb->board_mode = plat->mode;
 	musb->board_set_power = plat->set_power;
-	musb->set_clock = plat->set_clock;
 	musb->min_power = plat->min_power;
-
-	/* Clock usage is chip-specific ... functional clock (DaVinci,
-	 * OMAP2430), or PHY ref (some TUSB6010 boards).  All this core
-	 * code does is make sure a clock handle is available; platform
-	 * code manages it during start/stop and suspend/resume.
-	 */
-	if (plat->clock) {
-		musb->clock = clk_get(dev, plat->clock);
-		if (IS_ERR(musb->clock)) {
-			status = PTR_ERR(musb->clock);
-			musb->clock = NULL;
-			goto fail1;
-		}
-	}
+	musb->ops = plat->platform_ops;
 
 	/* The musb_platform_init() call:
 	 *   - adjusts musb->mregs and musb->isr if needed,
 	 *   - may initialize an integrated tranceiver
 	 *   - initializes musb->xceiv, usually by otg_get_transceiver()
-	 *   - activates clocks.
 	 *   - stops powering VBUS
-	 *   - assigns musb->board_set_vbus if host mode is enabled
 	 *
 	 * There are various transciever configurations.  Blackfin,
 	 * DaVinci, TUSB60x0, and others integrate them.  OMAP3 uses
@@ -2031,9 +2005,9 @@ bad_config:
 	 * isp1504, non-OTG, etc) mostly hooking up through ULPI.
 	 */
 	musb->isr = generic_interrupt;
-	status = musb_platform_init(musb, plat->board_data);
+	status = musb_platform_init(musb);
 	if (status < 0)
-		goto fail2;
+		goto fail1;
 
 	if (!musb->isr) {
 		status = -ENODEV;
@@ -2186,10 +2160,6 @@ fail3:
 		device_init_wakeup(dev, 0);
 	musb_platform_exit(musb);
 
-fail2:
-	if (musb->clock)
-		clk_put(musb->clock);
-
 fail1:
 	dev_err(musb->controller,
 		"musb_init_controller failed with status %d\n", status);
@@ -2215,7 +2185,7 @@ static u64	*orig_dma_mask;
 static int __init musb_probe(struct platform_device *pdev)
 {
 	struct device	*dev = &pdev->dev;
-	int		irq = platform_get_irq(pdev, 0);
+	int		irq = platform_get_irq_byname(pdev, "mc");
 	int		status;
 	struct resource	*iomem;
 	void __iomem	*base;
@@ -2265,144 +2235,138 @@ static int __exit musb_remove(struct platform_device *pdev)
 
 #ifdef	CONFIG_PM
 
-static struct musb_context_registers musb_context;
-
-void musb_save_context(struct musb *musb)
+static void musb_save_context(struct musb *musb)
 {
 	int i;
 	void __iomem *musb_base = musb->mregs;
 	void __iomem *epio;
 
 	if (is_host_enabled(musb)) {
-		musb_context.frame = musb_readw(musb_base, MUSB_FRAME);
-		musb_context.testmode = musb_readb(musb_base, MUSB_TESTMODE);
-		musb_context.busctl = musb_read_ulpi_buscontrol(musb->mregs);
+		musb->context.frame = musb_readw(musb_base, MUSB_FRAME);
+		musb->context.testmode = musb_readb(musb_base, MUSB_TESTMODE);
+		musb->context.busctl = musb_read_ulpi_buscontrol(musb->mregs);
 	}
-	musb_context.power = musb_readb(musb_base, MUSB_POWER);
-	musb_context.intrtxe = musb_readw(musb_base, MUSB_INTRTXE);
-	musb_context.intrrxe = musb_readw(musb_base, MUSB_INTRRXE);
-	musb_context.intrusbe = musb_readb(musb_base, MUSB_INTRUSBE);
-	musb_context.index = musb_readb(musb_base, MUSB_INDEX);
-	musb_context.devctl = musb_readb(musb_base, MUSB_DEVCTL);
+	musb->context.power = musb_readb(musb_base, MUSB_POWER);
+	musb->context.intrtxe = musb_readw(musb_base, MUSB_INTRTXE);
+	musb->context.intrrxe = musb_readw(musb_base, MUSB_INTRRXE);
+	musb->context.intrusbe = musb_readb(musb_base, MUSB_INTRUSBE);
+	musb->context.index = musb_readb(musb_base, MUSB_INDEX);
+	musb->context.devctl = musb_readb(musb_base, MUSB_DEVCTL);
 
 	for (i = 0; i < musb->config->num_eps; ++i) {
 		epio = musb->endpoints[i].regs;
-		musb_context.index_regs[i].txmaxp =
+		musb->context.index_regs[i].txmaxp =
 			musb_readw(epio, MUSB_TXMAXP);
-		musb_context.index_regs[i].txcsr =
+		musb->context.index_regs[i].txcsr =
 			musb_readw(epio, MUSB_TXCSR);
-		musb_context.index_regs[i].rxmaxp =
+		musb->context.index_regs[i].rxmaxp =
 			musb_readw(epio, MUSB_RXMAXP);
-		musb_context.index_regs[i].rxcsr =
+		musb->context.index_regs[i].rxcsr =
 			musb_readw(epio, MUSB_RXCSR);
 
 		if (musb->dyn_fifo) {
-			musb_context.index_regs[i].txfifoadd =
+			musb->context.index_regs[i].txfifoadd =
 					musb_read_txfifoadd(musb_base);
-			musb_context.index_regs[i].rxfifoadd =
+			musb->context.index_regs[i].rxfifoadd =
 					musb_read_rxfifoadd(musb_base);
-			musb_context.index_regs[i].txfifosz =
+			musb->context.index_regs[i].txfifosz =
 					musb_read_txfifosz(musb_base);
-			musb_context.index_regs[i].rxfifosz =
+			musb->context.index_regs[i].rxfifosz =
 					musb_read_rxfifosz(musb_base);
 		}
 		if (is_host_enabled(musb)) {
-			musb_context.index_regs[i].txtype =
+			musb->context.index_regs[i].txtype =
 				musb_readb(epio, MUSB_TXTYPE);
-			musb_context.index_regs[i].txinterval =
+			musb->context.index_regs[i].txinterval =
 				musb_readb(epio, MUSB_TXINTERVAL);
-			musb_context.index_regs[i].rxtype =
+			musb->context.index_regs[i].rxtype =
 				musb_readb(epio, MUSB_RXTYPE);
-			musb_context.index_regs[i].rxinterval =
+			musb->context.index_regs[i].rxinterval =
 				musb_readb(epio, MUSB_RXINTERVAL);
 
-			musb_context.index_regs[i].txfunaddr =
+			musb->context.index_regs[i].txfunaddr =
 				musb_read_txfunaddr(musb_base, i);
-			musb_context.index_regs[i].txhubaddr =
+			musb->context.index_regs[i].txhubaddr =
 				musb_read_txhubaddr(musb_base, i);
-			musb_context.index_regs[i].txhubport =
+			musb->context.index_regs[i].txhubport =
 				musb_read_txhubport(musb_base, i);
 
-			musb_context.index_regs[i].rxfunaddr =
+			musb->context.index_regs[i].rxfunaddr =
 				musb_read_rxfunaddr(musb_base, i);
-			musb_context.index_regs[i].rxhubaddr =
+			musb->context.index_regs[i].rxhubaddr =
 				musb_read_rxhubaddr(musb_base, i);
-			musb_context.index_regs[i].rxhubport =
+			musb->context.index_regs[i].rxhubport =
 				musb_read_rxhubport(musb_base, i);
 		}
 	}
-
-	musb_platform_save_context(musb, &musb_context);
 }
 
-void musb_restore_context(struct musb *musb)
+static void musb_restore_context(struct musb *musb)
 {
 	int i;
 	void __iomem *musb_base = musb->mregs;
 	void __iomem *ep_target_regs;
 	void __iomem *epio;
 
-	musb_platform_restore_context(musb, &musb_context);
-
 	if (is_host_enabled(musb)) {
-		musb_writew(musb_base, MUSB_FRAME, musb_context.frame);
-		musb_writeb(musb_base, MUSB_TESTMODE, musb_context.testmode);
-		musb_write_ulpi_buscontrol(musb->mregs, musb_context.busctl);
+		musb_writew(musb_base, MUSB_FRAME, musb->context.frame);
+		musb_writeb(musb_base, MUSB_TESTMODE, musb->context.testmode);
+		musb_write_ulpi_buscontrol(musb->mregs, musb->context.busctl);
 	}
-	musb_writeb(musb_base, MUSB_POWER, musb_context.power);
-	musb_writew(musb_base, MUSB_INTRTXE, musb_context.intrtxe);
-	musb_writew(musb_base, MUSB_INTRRXE, musb_context.intrrxe);
-	musb_writeb(musb_base, MUSB_INTRUSBE, musb_context.intrusbe);
-	musb_writeb(musb_base, MUSB_DEVCTL, musb_context.devctl);
+	musb_writeb(musb_base, MUSB_POWER, musb->context.power);
+	musb_writew(musb_base, MUSB_INTRTXE, musb->context.intrtxe);
+	musb_writew(musb_base, MUSB_INTRRXE, musb->context.intrrxe);
+	musb_writeb(musb_base, MUSB_INTRUSBE, musb->context.intrusbe);
+	musb_writeb(musb_base, MUSB_DEVCTL, musb->context.devctl);
 
 	for (i = 0; i < musb->config->num_eps; ++i) {
 		epio = musb->endpoints[i].regs;
 		musb_writew(epio, MUSB_TXMAXP,
-			musb_context.index_regs[i].txmaxp);
+			musb->context.index_regs[i].txmaxp);
 		musb_writew(epio, MUSB_TXCSR,
-			musb_context.index_regs[i].txcsr);
+			musb->context.index_regs[i].txcsr);
 		musb_writew(epio, MUSB_RXMAXP,
-			musb_context.index_regs[i].rxmaxp);
+			musb->context.index_regs[i].rxmaxp);
 		musb_writew(epio, MUSB_RXCSR,
-			musb_context.index_regs[i].rxcsr);
+			musb->context.index_regs[i].rxcsr);
 
 		if (musb->dyn_fifo) {
 			musb_write_txfifosz(musb_base,
-				musb_context.index_regs[i].txfifosz);
+				musb->context.index_regs[i].txfifosz);
 			musb_write_rxfifosz(musb_base,
-				musb_context.index_regs[i].rxfifosz);
+				musb->context.index_regs[i].rxfifosz);
 			musb_write_txfifoadd(musb_base,
-				musb_context.index_regs[i].txfifoadd);
+				musb->context.index_regs[i].txfifoadd);
 			musb_write_rxfifoadd(musb_base,
-				musb_context.index_regs[i].rxfifoadd);
+				musb->context.index_regs[i].rxfifoadd);
 		}
 
 		if (is_host_enabled(musb)) {
 			musb_writeb(epio, MUSB_TXTYPE,
-				musb_context.index_regs[i].txtype);
+				musb->context.index_regs[i].txtype);
 			musb_writeb(epio, MUSB_TXINTERVAL,
-				musb_context.index_regs[i].txinterval);
+				musb->context.index_regs[i].txinterval);
 			musb_writeb(epio, MUSB_RXTYPE,
-				musb_context.index_regs[i].rxtype);
+				musb->context.index_regs[i].rxtype);
 			musb_writeb(epio, MUSB_RXINTERVAL,
 
-			musb_context.index_regs[i].rxinterval);
+			musb->context.index_regs[i].rxinterval);
 			musb_write_txfunaddr(musb_base, i,
-				musb_context.index_regs[i].txfunaddr);
+				musb->context.index_regs[i].txfunaddr);
 			musb_write_txhubaddr(musb_base, i,
-				musb_context.index_regs[i].txhubaddr);
+				musb->context.index_regs[i].txhubaddr);
 			musb_write_txhubport(musb_base, i,
-				musb_context.index_regs[i].txhubport);
+				musb->context.index_regs[i].txhubport);
 
 			ep_target_regs =
 				musb_read_target_reg_base(i, musb_base);
 
 			musb_write_rxfunaddr(ep_target_regs,
-				musb_context.index_regs[i].rxfunaddr);
+				musb->context.index_regs[i].rxfunaddr);
 			musb_write_rxhubaddr(ep_target_regs,
-				musb_context.index_regs[i].rxhubaddr);
+				musb->context.index_regs[i].rxhubaddr);
 			musb_write_rxhubport(ep_target_regs,
-				musb_context.index_regs[i].rxhubport);
+				musb->context.index_regs[i].rxhubport);
 		}
 	}
 }
@@ -2413,9 +2377,6 @@ static int musb_suspend(struct device *dev)
 	unsigned long	flags;
 	struct musb	*musb = dev_to_musb(&pdev->dev);
 
-	if (!musb->clock)
-		return 0;
-
 	spin_lock_irqsave(&musb->lock, flags);
 
 	if (is_peripheral_active(musb)) {
@@ -2430,10 +2391,6 @@ static int musb_suspend(struct device *dev)
 
 	musb_save_context(musb);
 
-	if (musb->set_clock)
-		musb->set_clock(musb->clock, 0);
-	else
-		clk_disable(musb->clock);
 	spin_unlock_irqrestore(&musb->lock, flags);
 	return 0;
 }
@@ -2443,14 +2400,6 @@ static int musb_resume_noirq(struct device *dev)
 	struct platform_device *pdev = to_platform_device(dev);
 	struct musb	*musb = dev_to_musb(&pdev->dev);
 
-	if (!musb->clock)
-		return 0;
-
-	if (musb->set_clock)
-		musb->set_clock(musb->clock, 1);
-	else
-		clk_enable(musb->clock);
-
 	musb_restore_context(musb);
 
 	/* for static cmos like DaVinci, register values were preserved
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index 69797e5b46a..d0c236f8e19 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -222,7 +222,7 @@ enum musb_g_ep0_state {
 #endif
 
 /* TUSB mapping: "flat" plus ep0 special cases */
-#if	defined(CONFIG_USB_TUSB6010)
+#if	defined(CONFIG_USB_MUSB_TUSB6010)
 #define musb_ep_select(_mbase, _epnum) \
 	musb_writeb((_mbase), MUSB_INDEX, (_epnum))
 #define	MUSB_EP_OFFSET			MUSB_TUSB_OFFSET
@@ -253,6 +253,29 @@ enum musb_g_ep0_state {
 
 /******************************** TYPES *************************************/
 
+/**
+ * struct musb_platform_ops - Operations passed to musb_core by HW glue layer
+ * @init:	turns on clocks, sets up platform-specific registers, etc
+ * @exit:	undoes @init
+ * @set_mode:	forcefully changes operating mode
+ * @try_ilde:	tries to idle the IP
+ * @vbus_status: returns vbus status if possible
+ * @set_vbus:	forces vbus status
+ */
+struct musb_platform_ops {
+	int	(*init)(struct musb *musb);
+	int	(*exit)(struct musb *musb);
+
+	void	(*enable)(struct musb *musb);
+	void	(*disable)(struct musb *musb);
+
+	int	(*set_mode)(struct musb *musb, u8 mode);
+	void	(*try_idle)(struct musb *musb, unsigned long timeout);
+
+	int	(*vbus_status)(struct musb *musb);
+	void	(*set_vbus)(struct musb *musb, int on);
+};
+
 /*
  * struct musb_hw_ep - endpoint hardware (bidirectional)
  *
@@ -263,7 +286,7 @@ struct musb_hw_ep {
 	void __iomem		*fifo;
 	void __iomem		*regs;
 
-#ifdef CONFIG_USB_TUSB6010
+#ifdef CONFIG_USB_MUSB_TUSB6010
 	void __iomem		*conf;
 #endif
 
@@ -280,7 +303,7 @@ struct musb_hw_ep {
 	struct dma_channel	*tx_channel;
 	struct dma_channel	*rx_channel;
 
-#ifdef CONFIG_USB_TUSB6010
+#ifdef CONFIG_USB_MUSB_TUSB6010
 	/* TUSB has "asynchronous" and "synchronous" dma modes */
 	dma_addr_t		fifo_async;
 	dma_addr_t		fifo_sync;
@@ -323,14 +346,43 @@ static inline struct usb_request *next_out_request(struct musb_hw_ep *hw_ep)
 #endif
 }
 
+struct musb_csr_regs {
+	/* FIFO registers */
+	u16 txmaxp, txcsr, rxmaxp, rxcsr;
+	u16 rxfifoadd, txfifoadd;
+	u8 txtype, txinterval, rxtype, rxinterval;
+	u8 rxfifosz, txfifosz;
+	u8 txfunaddr, txhubaddr, txhubport;
+	u8 rxfunaddr, rxhubaddr, rxhubport;
+};
+
+struct musb_context_registers {
+
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \
+    defined(CONFIG_ARCH_OMAP4)
+	u32 otg_sysconfig, otg_forcestandby;
+#endif
+	u8 power;
+	u16 intrtxe, intrrxe;
+	u8 intrusbe;
+	u16 frame;
+	u8 index, testmode;
+
+	u8 devctl, busctl, misc;
+
+	struct musb_csr_regs index_regs[MUSB_C_NUM_EPS];
+};
+
 /*
  * struct musb - Driver instance data.
  */
 struct musb {
 	/* device lock */
 	spinlock_t		lock;
-	struct clk		*clock;
-	struct clk		*phy_clock;
+
+	const struct musb_platform_ops *ops;
+	struct musb_context_registers context;
+
 	irqreturn_t		(*isr)(int, void *);
 	struct work_struct	irq_work;
 	u16			hwvers;
@@ -359,11 +411,7 @@ struct musb {
 
 	struct timer_list	otg_timer;
 #endif
-
-	/* called with IRQs blocked; ON/nonzero implies starting a session,
-	 * and waiting at least a_wait_vrise_tmout.
-	 */
-	void			(*board_set_vbus)(struct musb *, int is_on);
+	struct notifier_block	nb;
 
 	struct dma_controller	*dma_controller;
 
@@ -371,7 +419,7 @@ struct musb {
 	void __iomem		*ctrl_base;
 	void __iomem		*mregs;
 
-#ifdef CONFIG_USB_TUSB6010
+#ifdef CONFIG_USB_MUSB_TUSB6010
 	dma_addr_t		async;
 	dma_addr_t		sync;
 	void __iomem		*sync_va;
@@ -398,8 +446,6 @@ struct musb {
 	u8 board_mode;		/* enum musb_mode */
 	int			(*board_set_power)(int state);
 
-	int			(*set_clock)(struct clk *clk, int is_active);
-
 	u8			min_power;	/* vbus for periph, in mA/2 */
 
 	bool			is_host;
@@ -458,52 +504,6 @@ struct musb {
 #endif
 };
 
-#ifdef CONFIG_PM
-struct musb_csr_regs {
-	/* FIFO registers */
-	u16 txmaxp, txcsr, rxmaxp, rxcsr;
-	u16 rxfifoadd, txfifoadd;
-	u8 txtype, txinterval, rxtype, rxinterval;
-	u8 rxfifosz, txfifosz;
-	u8 txfunaddr, txhubaddr, txhubport;
-	u8 rxfunaddr, rxhubaddr, rxhubport;
-};
-
-struct musb_context_registers {
-
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \
-    defined(CONFIG_ARCH_OMAP4)
-	u32 otg_sysconfig, otg_forcestandby;
-#endif
-	u8 power;
-	u16 intrtxe, intrrxe;
-	u8 intrusbe;
-	u16 frame;
-	u8 index, testmode;
-
-	u8 devctl, busctl, misc;
-
-	struct musb_csr_regs index_regs[MUSB_C_NUM_EPS];
-};
-
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \
-    defined(CONFIG_ARCH_OMAP4)
-extern void musb_platform_save_context(struct musb *musb,
-		struct musb_context_registers *musb_context);
-extern void musb_platform_restore_context(struct musb *musb,
-		struct musb_context_registers *musb_context);
-#else
-#define musb_platform_save_context(m, x)	do {} while (0)
-#define musb_platform_restore_context(m, x)	do {} while (0)
-#endif
-
-#endif
-
-static inline void musb_set_vbus(struct musb *musb, int is_on)
-{
-	musb->board_set_vbus(musb, is_on);
-}
-
 #ifdef CONFIG_USB_GADGET_MUSB_HDRC
 static inline struct musb *gadget_to_musb(struct usb_gadget *g)
 {
@@ -592,29 +592,63 @@ extern void musb_load_testpacket(struct musb *);
 
 extern irqreturn_t musb_interrupt(struct musb *);
 
-extern void musb_platform_enable(struct musb *musb);
-extern void musb_platform_disable(struct musb *musb);
-
 extern void musb_hnp_stop(struct musb *musb);
 
-extern int musb_platform_set_mode(struct musb *musb, u8 musb_mode);
+static inline void musb_platform_set_vbus(struct musb *musb, int is_on)
+{
+	if (musb->ops->set_vbus)
+		musb->ops->set_vbus(musb, is_on);
+}
 
-#if defined(CONFIG_USB_TUSB6010) || defined(CONFIG_BLACKFIN) || \
-	defined(CONFIG_ARCH_DAVINCI_DA8XX) || \
-	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)
-#endif
+static inline void musb_platform_enable(struct musb *musb)
+{
+	if (musb->ops->enable)
+		musb->ops->enable(musb);
+}
 
-#if defined(CONFIG_USB_TUSB6010) || defined(CONFIG_BLACKFIN)
-extern int musb_platform_get_vbus_status(struct musb *musb);
-#else
-#define musb_platform_get_vbus_status(x)	0
-#endif
+static inline void musb_platform_disable(struct musb *musb)
+{
+	if (musb->ops->disable)
+		musb->ops->disable(musb);
+}
+
+static inline int musb_platform_set_mode(struct musb *musb, u8 mode)
+{
+	if (!musb->ops->set_mode)
+		return 0;
+
+	return musb->ops->set_mode(musb, mode);
+}
+
+static inline void musb_platform_try_idle(struct musb *musb,
+		unsigned long timeout)
+{
+	if (musb->ops->try_idle)
+		musb->ops->try_idle(musb, timeout);
+}
+
+static inline int musb_platform_get_vbus_status(struct musb *musb)
+{
+	if (!musb->ops->vbus_status)
+		return 0;
 
-extern int __init musb_platform_init(struct musb *musb, void *board_data);
-extern int musb_platform_exit(struct musb *musb);
+	return musb->ops->vbus_status(musb);
+}
+
+static inline int musb_platform_init(struct musb *musb)
+{
+	if (!musb->ops->init)
+		return -EINVAL;
+
+	return musb->ops->init(musb);
+}
+
+static inline int musb_platform_exit(struct musb *musb)
+{
+	if (!musb->ops->exit)
+		return -EINVAL;
+
+	return musb->ops->exit(musb);
+}
 
 #endif	/* __MUSB_CORE_H__ */
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 9d6ade82b9f..9b162dfaa4f 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1136,13 +1136,16 @@ struct usb_request *musb_alloc_request(struct usb_ep *ep, gfp_t gfp_flags)
 	struct musb_request	*request = NULL;
 
 	request = kzalloc(sizeof *request, gfp_flags);
-	if (request) {
-		INIT_LIST_HEAD(&request->request.list);
-		request->request.dma = DMA_ADDR_INVALID;
-		request->epnum = musb_ep->current_epnum;
-		request->ep = musb_ep;
+	if (!request) {
+		DBG(4, "not enough memory\n");
+		return NULL;
 	}
 
+	INIT_LIST_HEAD(&request->request.list);
+	request->request.dma = DMA_ADDR_INVALID;
+	request->epnum = musb_ep->current_epnum;
+	request->ep = musb_ep;
+
 	return &request->request;
 }
 
diff --git a/drivers/usb/musb/musb_io.h b/drivers/usb/musb/musb_io.h
index b06e9ef00cf..03c6ccdbb3b 100644
--- a/drivers/usb/musb/musb_io.h
+++ b/drivers/usb/musb/musb_io.h
@@ -74,7 +74,7 @@ static inline void musb_writel(void __iomem *addr, unsigned offset, u32 data)
 	{ __raw_writel(data, addr + offset); }
 
 
-#ifdef CONFIG_USB_TUSB6010
+#ifdef CONFIG_USB_MUSB_TUSB6010
 
 /*
  * TUSB6010 doesn't allow 8-bit access; 16-bit access is the minimum.
@@ -114,7 +114,7 @@ static inline u8 musb_readb(const void __iomem *addr, unsigned offset)
 static inline void musb_writeb(void __iomem *addr, unsigned offset, u8 data)
 	{ __raw_writeb(data, addr + offset); }
 
-#endif	/* CONFIG_USB_TUSB6010 */
+#endif	/* CONFIG_USB_MUSB_TUSB6010 */
 
 #else
 
diff --git a/drivers/usb/musb/musb_regs.h b/drivers/usb/musb/musb_regs.h
index 5a727c5b867..82410703dcd 100644
--- a/drivers/usb/musb/musb_regs.h
+++ b/drivers/usb/musb/musb_regs.h
@@ -234,7 +234,7 @@
 #define MUSB_TESTMODE		0x0F	/* 8 bit */
 
 /* Get offset for a given FIFO from musb->mregs */
-#ifdef	CONFIG_USB_TUSB6010
+#ifdef	CONFIG_USB_MUSB_TUSB6010
 #define MUSB_FIFO_OFFSET(epnum)	(0x200 + ((epnum) * 0x20))
 #else
 #define MUSB_FIFO_OFFSET(epnum)	(0x20 + ((epnum) * 4))
@@ -295,7 +295,7 @@
 #define MUSB_FLAT_OFFSET(_epnum, _offset)	\
 	(0x100 + (0x10*(_epnum)) + (_offset))
 
-#ifdef CONFIG_USB_TUSB6010
+#ifdef CONFIG_USB_MUSB_TUSB6010
 /* TUSB6010 EP0 configuration register is special */
 #define MUSB_TUSB_OFFSET(_epnum, _offset)	\
 	(0x10 + _offset)
diff --git a/drivers/usb/musb/musb_virthub.c b/drivers/usb/musb/musb_virthub.c
index 43233c397b6..b46d1877e28 100644
--- a/drivers/usb/musb/musb_virthub.c
+++ b/drivers/usb/musb/musb_virthub.c
@@ -276,7 +276,7 @@ int musb_hub_control(
 			break;
 		case USB_PORT_FEAT_POWER:
 			if (!(is_otg_enabled(musb) && hcd->self.is_b_host))
-				musb_set_vbus(musb, 0);
+				musb_platform_set_vbus(musb, 0);
 			break;
 		case USB_PORT_FEAT_C_CONNECTION:
 		case USB_PORT_FEAT_C_ENABLE:
diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c
index 563114d613d..0144a2d481f 100644
--- a/drivers/usb/musb/musbhsdma.c
+++ b/drivers/usb/musb/musbhsdma.c
@@ -377,7 +377,7 @@ dma_controller_create(struct musb *musb, void __iomem *base)
 	struct musb_dma_controller *controller;
 	struct device *dev = musb->controller;
 	struct platform_device *pdev = to_platform_device(dev);
-	int irq = platform_get_irq(pdev, 1);
+	int irq = platform_get_irq_byname(pdev, "dma");
 
 	if (irq == 0) {
 		dev_err(dev, "No DMA interrupt line!\n");
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index ed618bde1ee..a3f12333fc4 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -31,10 +31,18 @@
 #include <linux/list.h>
 #include <linux/clk.h>
 #include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
 
 #include "musb_core.h"
 #include "omap2430.h"
 
+struct omap2430_glue {
+	struct device		*dev;
+	struct platform_device	*musb;
+	struct clk		*clk;
+};
+#define glue_to_musb(g)		platform_get_drvdata(g->musb)
 
 static struct timer_list musb_idle_timer;
 
@@ -49,12 +57,8 @@ static void musb_do_idle(unsigned long _musb)
 
 	spin_lock_irqsave(&musb->lock, flags);
 
-	devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
-
 	switch (musb->xceiv->state) {
 	case OTG_STATE_A_WAIT_BCON:
-		devctl &= ~MUSB_DEVCTL_SESSION;
-		musb_writeb(musb->mregs, MUSB_DEVCTL, devctl);
 
 		devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
 		if (devctl & MUSB_DEVCTL_BDEVICE) {
@@ -98,7 +102,7 @@ static void musb_do_idle(unsigned long _musb)
 }
 
 
-void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
+static void omap2430_musb_try_idle(struct musb *musb, unsigned long timeout)
 {
 	unsigned long		default_timeout = jiffies + msecs_to_jiffies(3);
 	static unsigned long	last_timer;
@@ -131,15 +135,11 @@ void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
 	mod_timer(&musb_idle_timer, timeout);
 }
 
-void musb_platform_enable(struct musb *musb)
-{
-}
-void musb_platform_disable(struct musb *musb)
-{
-}
-static void omap_set_vbus(struct musb *musb, int is_on)
+static void omap2430_musb_set_vbus(struct musb *musb, int is_on)
 {
 	u8		devctl;
+	unsigned long timeout = jiffies + msecs_to_jiffies(1000);
+	int ret = 1;
 	/* HDRC controls CPEN, but beware current surges during device
 	 * connect.  They can trigger transient overcurrent conditions
 	 * that must be ignored.
@@ -148,12 +148,35 @@ static void omap_set_vbus(struct musb *musb, int is_on)
 	devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
 
 	if (is_on) {
-		musb->is_active = 1;
-		musb->xceiv->default_a = 1;
-		musb->xceiv->state = OTG_STATE_A_WAIT_VRISE;
-		devctl |= MUSB_DEVCTL_SESSION;
-
-		MUSB_HST_MODE(musb);
+		if (musb->xceiv->state == OTG_STATE_A_IDLE) {
+			/* start the session */
+			devctl |= MUSB_DEVCTL_SESSION;
+			musb_writeb(musb->mregs, MUSB_DEVCTL, devctl);
+			/*
+			 * Wait for the musb to set as A device to enable the
+			 * VBUS
+			 */
+			while (musb_readb(musb->mregs, MUSB_DEVCTL) & 0x80) {
+
+				cpu_relax();
+
+				if (time_after(jiffies, timeout)) {
+					dev_err(musb->controller,
+					"configured as A device timeout");
+					ret = -EINVAL;
+					break;
+				}
+			}
+
+			if (ret && musb->xceiv->set_vbus)
+				otg_set_vbus(musb->xceiv, 1);
+		} else {
+			musb->is_active = 1;
+			musb->xceiv->default_a = 1;
+			musb->xceiv->state = OTG_STATE_A_WAIT_VRISE;
+			devctl |= MUSB_DEVCTL_SESSION;
+			MUSB_HST_MODE(musb);
+		}
 	} else {
 		musb->is_active = 0;
 
@@ -175,9 +198,7 @@ static void omap_set_vbus(struct musb *musb, int is_on)
 		musb_readb(musb->mregs, MUSB_DEVCTL));
 }
 
-static int musb_platform_resume(struct musb *musb);
-
-int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
+static int omap2430_musb_set_mode(struct musb *musb, u8 musb_mode)
 {
 	u8	devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
 
@@ -187,10 +208,94 @@ int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
 	return 0;
 }
 
-int __init musb_platform_init(struct musb *musb, void *board_data)
+static inline void omap2430_low_level_exit(struct musb *musb)
 {
 	u32 l;
-	struct omap_musb_board_data *data = board_data;
+
+	/* in any role */
+	l = musb_readl(musb->mregs, OTG_FORCESTDBY);
+	l |= ENABLEFORCE;	/* enable MSTANDBY */
+	musb_writel(musb->mregs, OTG_FORCESTDBY, l);
+
+	l = musb_readl(musb->mregs, OTG_SYSCONFIG);
+	l |= ENABLEWAKEUP;	/* enable wakeup */
+	musb_writel(musb->mregs, OTG_SYSCONFIG, l);
+}
+
+static inline void omap2430_low_level_init(struct musb *musb)
+{
+	u32 l;
+
+	l = musb_readl(musb->mregs, OTG_SYSCONFIG);
+	l &= ~ENABLEWAKEUP;	/* disable wakeup */
+	musb_writel(musb->mregs, OTG_SYSCONFIG, l);
+
+	l = musb_readl(musb->mregs, OTG_FORCESTDBY);
+	l &= ~ENABLEFORCE;	/* disable MSTANDBY */
+	musb_writel(musb->mregs, OTG_FORCESTDBY, l);
+}
+
+/* blocking notifier support */
+static int musb_otg_notifications(struct notifier_block *nb,
+		unsigned long event, void *unused)
+{
+	struct musb	*musb = container_of(nb, struct musb, nb);
+	struct device *dev = musb->controller;
+	struct musb_hdrc_platform_data *pdata = dev->platform_data;
+	struct omap_musb_board_data *data = pdata->board_data;
+
+	switch (event) {
+	case USB_EVENT_ID:
+		DBG(4, "ID GND\n");
+
+		if (is_otg_enabled(musb)) {
+#ifdef CONFIG_USB_GADGET_MUSB_HDRC
+			if (musb->gadget_driver) {
+				otg_init(musb->xceiv);
+
+				if (data->interface_type ==
+						MUSB_INTERFACE_UTMI)
+					omap2430_musb_set_vbus(musb, 1);
+
+			}
+#endif
+		} else {
+			otg_init(musb->xceiv);
+			if (data->interface_type ==
+					MUSB_INTERFACE_UTMI)
+				omap2430_musb_set_vbus(musb, 1);
+		}
+		break;
+
+	case USB_EVENT_VBUS:
+		DBG(4, "VBUS Connect\n");
+
+		otg_init(musb->xceiv);
+		break;
+
+	case USB_EVENT_NONE:
+		DBG(4, "VBUS Disconnect\n");
+
+		if (data->interface_type == MUSB_INTERFACE_UTMI) {
+			if (musb->xceiv->set_vbus)
+				otg_set_vbus(musb->xceiv, 0);
+		}
+		otg_shutdown(musb->xceiv);
+		break;
+	default:
+		DBG(4, "ID float\n");
+		return NOTIFY_DONE;
+	}
+
+	return NOTIFY_OK;
+}
+
+static int omap2430_musb_init(struct musb *musb)
+{
+	u32 l, status = 0;
+	struct device *dev = musb->controller;
+	struct musb_hdrc_platform_data *plat = dev->platform_data;
+	struct omap_musb_board_data *data = plat->board_data;
 
 	/* We require some kind of external transceiver, hooked
 	 * up through ULPI.  TWL4030-family PMICs include one,
@@ -202,7 +307,7 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 		return -ENODEV;
 	}
 
-	musb_platform_resume(musb);
+	omap2430_low_level_init(musb);
 
 	l = musb_readl(musb->mregs, OTG_SYSCONFIG);
 	l &= ~ENABLEWAKEUP;	/* disable wakeup */
@@ -239,87 +344,214 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 			musb_readl(musb->mregs, OTG_INTERFSEL),
 			musb_readl(musb->mregs, OTG_SIMENABLE));
 
-	if (is_host_enabled(musb))
-		musb->board_set_vbus = omap_set_vbus;
+	musb->nb.notifier_call = musb_otg_notifications;
+	status = otg_register_notifier(musb->xceiv, &musb->nb);
+
+	if (status)
+		DBG(1, "notification register failed\n");
+
+	/* check whether cable is already connected */
+	if (musb->xceiv->state ==OTG_STATE_B_IDLE)
+		musb_otg_notifications(&musb->nb, 1,
+					musb->xceiv->gadget);
 
 	setup_timer(&musb_idle_timer, musb_do_idle, (unsigned long) musb);
 
 	return 0;
 }
 
-#ifdef CONFIG_PM
-void musb_platform_save_context(struct musb *musb,
-		struct musb_context_registers *musb_context)
+static int omap2430_musb_exit(struct musb *musb)
 {
-	musb_context->otg_sysconfig = musb_readl(musb->mregs, OTG_SYSCONFIG);
-	musb_context->otg_forcestandby = musb_readl(musb->mregs, OTG_FORCESTDBY);
-}
 
-void musb_platform_restore_context(struct musb *musb,
-		struct musb_context_registers *musb_context)
-{
-	musb_writel(musb->mregs, OTG_SYSCONFIG, musb_context->otg_sysconfig);
-	musb_writel(musb->mregs, OTG_FORCESTDBY, musb_context->otg_forcestandby);
+	omap2430_low_level_exit(musb);
+	otg_put_transceiver(musb->xceiv);
+
+	return 0;
 }
-#endif
 
-static int musb_platform_suspend(struct musb *musb)
+static const struct musb_platform_ops omap2430_ops = {
+	.init		= omap2430_musb_init,
+	.exit		= omap2430_musb_exit,
+
+	.set_mode	= omap2430_musb_set_mode,
+	.try_idle	= omap2430_musb_try_idle,
+
+	.set_vbus	= omap2430_musb_set_vbus,
+};
+
+static u64 omap2430_dmamask = DMA_BIT_MASK(32);
+
+static int __init omap2430_probe(struct platform_device *pdev)
 {
-	u32 l;
+	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
+	struct platform_device		*musb;
+	struct omap2430_glue		*glue;
+	struct clk			*clk;
 
-	if (!musb->clock)
-		return 0;
+	int				ret = -ENOMEM;
 
-	/* in any role */
-	l = musb_readl(musb->mregs, OTG_FORCESTDBY);
-	l |= ENABLEFORCE;	/* enable MSTANDBY */
-	musb_writel(musb->mregs, OTG_FORCESTDBY, l);
+	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+	if (!glue) {
+		dev_err(&pdev->dev, "failed to allocate glue context\n");
+		goto err0;
+	}
 
-	l = musb_readl(musb->mregs, OTG_SYSCONFIG);
-	l |= ENABLEWAKEUP;	/* enable wakeup */
-	musb_writel(musb->mregs, OTG_SYSCONFIG, l);
+	musb = platform_device_alloc("musb-hdrc", -1);
+	if (!musb) {
+		dev_err(&pdev->dev, "failed to allocate musb device\n");
+		goto err1;
+	}
 
-	otg_set_suspend(musb->xceiv, 1);
+	clk = clk_get(&pdev->dev, "ick");
+	if (IS_ERR(clk)) {
+		dev_err(&pdev->dev, "failed to get clock\n");
+		ret = PTR_ERR(clk);
+		goto err2;
+	}
 
-	if (musb->set_clock)
-		musb->set_clock(musb->clock, 0);
-	else
-		clk_disable(musb->clock);
+	ret = clk_enable(clk);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to enable clock\n");
+		goto err3;
+	}
+
+	musb->dev.parent		= &pdev->dev;
+	musb->dev.dma_mask		= &omap2430_dmamask;
+	musb->dev.coherent_dma_mask	= omap2430_dmamask;
+
+	glue->dev			= &pdev->dev;
+	glue->musb			= musb;
+	glue->clk			= clk;
+
+	pdata->platform_ops		= &omap2430_ops;
+
+	platform_set_drvdata(pdev, glue);
+
+	ret = platform_device_add_resources(musb, pdev->resource,
+			pdev->num_resources);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add resources\n");
+		goto err4;
+	}
+
+	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add platform_data\n");
+		goto err4;
+	}
+
+	ret = platform_device_add(musb);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to register musb device\n");
+		goto err4;
+	}
 
 	return 0;
+
+err4:
+	clk_disable(clk);
+
+err3:
+	clk_put(clk);
+
+err2:
+	platform_device_put(musb);
+
+err1:
+	kfree(glue);
+
+err0:
+	return ret;
 }
 
-static int musb_platform_resume(struct musb *musb)
+static int __exit omap2430_remove(struct platform_device *pdev)
 {
-	u32 l;
+	struct omap2430_glue		*glue = platform_get_drvdata(pdev);
 
-	if (!musb->clock)
-		return 0;
+	platform_device_del(glue->musb);
+	platform_device_put(glue->musb);
+	clk_disable(glue->clk);
+	clk_put(glue->clk);
+	kfree(glue);
 
-	otg_set_suspend(musb->xceiv, 0);
+	return 0;
+}
 
-	if (musb->set_clock)
-		musb->set_clock(musb->clock, 1);
-	else
-		clk_enable(musb->clock);
+#ifdef CONFIG_PM
+static void omap2430_save_context(struct musb *musb)
+{
+	musb->context.otg_sysconfig = musb_readl(musb->mregs, OTG_SYSCONFIG);
+	musb->context.otg_forcestandby = musb_readl(musb->mregs, OTG_FORCESTDBY);
+}
 
-	l = musb_readl(musb->mregs, OTG_SYSCONFIG);
-	l &= ~ENABLEWAKEUP;	/* disable wakeup */
-	musb_writel(musb->mregs, OTG_SYSCONFIG, l);
+static void omap2430_restore_context(struct musb *musb)
+{
+	musb_writel(musb->mregs, OTG_SYSCONFIG, musb->context.otg_sysconfig);
+	musb_writel(musb->mregs, OTG_FORCESTDBY, musb->context.otg_forcestandby);
+}
 
-	l = musb_readl(musb->mregs, OTG_FORCESTDBY);
-	l &= ~ENABLEFORCE;	/* disable MSTANDBY */
-	musb_writel(musb->mregs, OTG_FORCESTDBY, l);
+static int omap2430_suspend(struct device *dev)
+{
+	struct omap2430_glue		*glue = dev_get_drvdata(dev);
+	struct musb			*musb = glue_to_musb(glue);
+
+	omap2430_low_level_exit(musb);
+	otg_set_suspend(musb->xceiv, 1);
+	omap2430_save_context(musb);
+	clk_disable(glue->clk);
 
 	return 0;
 }
 
-
-int musb_platform_exit(struct musb *musb)
+static int omap2430_resume(struct device *dev)
 {
+	struct omap2430_glue		*glue = dev_get_drvdata(dev);
+	struct musb			*musb = glue_to_musb(glue);
+	int				ret;
+
+	ret = clk_enable(glue->clk);
+	if (ret) {
+		dev_err(dev, "faled to enable clock\n");
+		return ret;
+	}
 
-	musb_platform_suspend(musb);
+	omap2430_low_level_init(musb);
+	omap2430_restore_context(musb);
+	otg_set_suspend(musb->xceiv, 0);
 
-	otg_put_transceiver(musb->xceiv);
 	return 0;
 }
+
+static struct dev_pm_ops omap2430_pm_ops = {
+	.suspend	= omap2430_suspend,
+	.resume		= omap2430_resume,
+};
+
+#define DEV_PM_OPS	(&omap2430_pm_ops)
+#else
+#define DEV_PM_OPS	NULL
+#endif
+
+static struct platform_driver omap2430_driver = {
+	.remove		= __exit_p(omap2430_remove),
+	.driver		= {
+		.name	= "musb-omap2430",
+		.pm	= DEV_PM_OPS,
+	},
+};
+
+MODULE_DESCRIPTION("OMAP2PLUS MUSB Glue Layer");
+MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
+MODULE_LICENSE("GPL v2");
+
+static int __init omap2430_init(void)
+{
+	return platform_driver_probe(&omap2430_driver, omap2430_probe);
+}
+subsys_initcall(omap2430_init);
+
+static void __exit omap2430_exit(void)
+{
+	platform_driver_unregister(&omap2430_driver);
+}
+module_exit(omap2430_exit);
diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c
index bde40efc704..2ba3b070ed0 100644
--- a/drivers/usb/musb/tusb6010.c
+++ b/drivers/usb/musb/tusb6010.c
@@ -21,10 +21,16 @@
 #include <linux/usb.h>
 #include <linux/irq.h>
 #include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
 
 #include "musb_core.h"
 
-static void tusb_source_power(struct musb *musb, int is_on);
+struct tusb6010_glue {
+	struct device		*dev;
+	struct platform_device	*musb;
+};
+
+static void tusb_musb_set_vbus(struct musb *musb, int is_on);
 
 #define TUSB_REV_MAJOR(reg_val)		((reg_val >> 4) & 0xf)
 #define TUSB_REV_MINOR(reg_val)		(reg_val & 0xf)
@@ -50,7 +56,7 @@ u8 tusb_get_revision(struct musb *musb)
 	return rev;
 }
 
-static int __init tusb_print_revision(struct musb *musb)
+static int tusb_print_revision(struct musb *musb)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 	u8		rev;
@@ -275,17 +281,6 @@ static int tusb_draw_power(struct otg_transceiver *x, unsigned mA)
 	void __iomem	*tbase = musb->ctrl_base;
 	u32		reg;
 
-	/*
-	 * Keep clock active when enabled. Note that this is not tied to
-	 * drawing VBUS, as with OTG mA can be less than musb->min_power.
-	 */
-	if (musb->set_clock) {
-		if (mA)
-			musb->set_clock(musb->clock, 1);
-		else
-			musb->set_clock(musb->clock, 0);
-	}
-
 	/* tps65030 seems to consume max 100mA, with maybe 60mA available
 	 * (measured on one board) for things other than tps and tusb.
 	 *
@@ -348,7 +343,7 @@ static void tusb_set_clock_source(struct musb *musb, unsigned mode)
  * USB link is not suspended ... and tells us the relevant wakeup
  * events.  SW_EN for voltage is handled separately.
  */
-void tusb_allow_idle(struct musb *musb, u32 wakeup_enables)
+static void tusb_allow_idle(struct musb *musb, u32 wakeup_enables)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 	u32		reg;
@@ -385,7 +380,7 @@ void tusb_allow_idle(struct musb *musb, u32 wakeup_enables)
 /*
  * Updates cable VBUS status. Caller must take care of locking.
  */
-int musb_platform_get_vbus_status(struct musb *musb)
+static int tusb_musb_vbus_status(struct musb *musb)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 	u32		otg_stat, prcm_mngmt;
@@ -431,7 +426,7 @@ static void musb_do_idle(unsigned long _musb)
 		}
 		/* FALLTHROUGH */
 	case OTG_STATE_A_IDLE:
-		tusb_source_power(musb, 0);
+		tusb_musb_set_vbus(musb, 0);
 	default:
 		break;
 	}
@@ -475,7 +470,7 @@ done:
  * we don't want to treat that full speed J as a wakeup event.
  * ... peripherals must draw only suspend current after 10 msec.
  */
-void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
+static void tusb_musb_try_idle(struct musb *musb, unsigned long timeout)
 {
 	unsigned long		default_timeout = jiffies + msecs_to_jiffies(3);
 	static unsigned long	last_timer;
@@ -515,7 +510,7 @@ void musb_platform_try_idle(struct musb *musb, unsigned long timeout)
 				| TUSB_DEV_OTG_TIMER_ENABLE) \
 		: 0)
 
-static void tusb_source_power(struct musb *musb, int is_on)
+static void tusb_musb_set_vbus(struct musb *musb, int is_on)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 	u32		conf, prcm, timer;
@@ -531,8 +526,6 @@ static void tusb_source_power(struct musb *musb, int is_on)
 	devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
 
 	if (is_on) {
-		if (musb->set_clock)
-			musb->set_clock(musb->clock, 1);
 		timer = OTG_TIMER_MS(OTG_TIME_A_WAIT_VRISE);
 		musb->xceiv->default_a = 1;
 		musb->xceiv->state = OTG_STATE_A_WAIT_VRISE;
@@ -571,8 +564,6 @@ static void tusb_source_power(struct musb *musb, int is_on)
 
 		devctl &= ~MUSB_DEVCTL_SESSION;
 		conf &= ~TUSB_DEV_CONF_USB_HOST_MODE;
-		if (musb->set_clock)
-			musb->set_clock(musb->clock, 0);
 	}
 	prcm &= ~(TUSB_PRCM_MNGMT_15_SW_EN | TUSB_PRCM_MNGMT_33_SW_EN);
 
@@ -599,7 +590,7 @@ static void tusb_source_power(struct musb *musb, int is_on)
  * and peripheral modes in non-OTG configurations by reconfiguring hardware
  * and then setting musb->board_mode. For now, only support OTG mode.
  */
-int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
+static int tusb_musb_set_mode(struct musb *musb, u8 musb_mode)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 	u32		otg_stat, phy_otg_ctrl, phy_otg_ena, dev_conf;
@@ -677,7 +668,7 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase)
 			default_a = is_host_enabled(musb);
 		DBG(2, "Default-%c\n", default_a ? 'A' : 'B');
 		musb->xceiv->default_a = default_a;
-		tusb_source_power(musb, default_a);
+		tusb_musb_set_vbus(musb, default_a);
 
 		/* Don't allow idling immediately */
 		if (default_a)
@@ -722,7 +713,7 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase)
 			switch (musb->xceiv->state) {
 			case OTG_STATE_A_IDLE:
 				DBG(2, "Got SRP, turning on VBUS\n");
-				musb_set_vbus(musb, 1);
+				musb_platform_set_vbus(musb, 1);
 
 				/* CONNECT can wake if a_wait_bcon is set */
 				if (musb->a_wait_bcon != 0)
@@ -748,11 +739,11 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase)
 				 */
 				if (musb->vbuserr_retry) {
 					musb->vbuserr_retry--;
-					tusb_source_power(musb, 1);
+					tusb_musb_set_vbus(musb, 1);
 				} else {
 					musb->vbuserr_retry
 						= VBUSERR_RETRY_COUNT;
-					tusb_source_power(musb, 0);
+					tusb_musb_set_vbus(musb, 0);
 				}
 				break;
 			default:
@@ -786,7 +777,7 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase)
 			} else {
 				/* REVISIT report overcurrent to hub? */
 				ERR("vbus too slow, devctl %02x\n", devctl);
-				tusb_source_power(musb, 0);
+				tusb_musb_set_vbus(musb, 0);
 			}
 			break;
 		case OTG_STATE_A_WAIT_BCON:
@@ -807,7 +798,7 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase)
 	return idle_timeout;
 }
 
-static irqreturn_t tusb_interrupt(int irq, void *__hci)
+static irqreturn_t tusb_musb_interrupt(int irq, void *__hci)
 {
 	struct musb	*musb = __hci;
 	void __iomem	*tbase = musb->ctrl_base;
@@ -911,7 +902,7 @@ static irqreturn_t tusb_interrupt(int irq, void *__hci)
 	musb_writel(tbase, TUSB_INT_SRC_CLEAR,
 		int_src & ~TUSB_INT_MASK_RESERVED_BITS);
 
-	musb_platform_try_idle(musb, idle_timeout);
+	tusb_musb_try_idle(musb, idle_timeout);
 
 	musb_writel(tbase, TUSB_INT_MASK, int_mask);
 	spin_unlock_irqrestore(&musb->lock, flags);
@@ -926,7 +917,7 @@ static int dma_off;
  * REVISIT:
  * - Check what is unnecessary in MGC_HdrcStart()
  */
-void musb_platform_enable(struct musb *musb)
+static void tusb_musb_enable(struct musb *musb)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 
@@ -970,7 +961,7 @@ void musb_platform_enable(struct musb *musb)
 /*
  * Disables TUSB6010. Caller must take care of locking.
  */
-void musb_platform_disable(struct musb *musb)
+static void tusb_musb_disable(struct musb *musb)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 
@@ -995,7 +986,7 @@ void musb_platform_disable(struct musb *musb)
  * Sets up TUSB6010 CPU interface specific signals and registers
  * Note: Settings optimized for OMAP24xx
  */
-static void __init tusb_setup_cpu_interface(struct musb *musb)
+static void tusb_setup_cpu_interface(struct musb *musb)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 
@@ -1022,7 +1013,7 @@ static void __init tusb_setup_cpu_interface(struct musb *musb)
 	musb_writel(tbase, TUSB_WAIT_COUNT, 1);
 }
 
-static int __init tusb_start(struct musb *musb)
+static int tusb_musb_start(struct musb *musb)
 {
 	void __iomem	*tbase = musb->ctrl_base;
 	int		ret = 0;
@@ -1091,7 +1082,7 @@ err:
 	return -ENODEV;
 }
 
-int __init musb_platform_init(struct musb *musb, void *board_data)
+static int tusb_musb_init(struct musb *musb)
 {
 	struct platform_device	*pdev;
 	struct resource		*mem;
@@ -1131,16 +1122,14 @@ int __init musb_platform_init(struct musb *musb, void *board_data)
 	 */
 	musb->mregs += TUSB_BASE_OFFSET;
 
-	ret = tusb_start(musb);
+	ret = tusb_musb_start(musb);
 	if (ret) {
 		printk(KERN_ERR "Could not start tusb6010 (%d)\n",
 				ret);
 		goto done;
 	}
-	musb->isr = tusb_interrupt;
+	musb->isr = tusb_musb_interrupt;
 
-	if (is_host_enabled(musb))
-		musb->board_set_vbus = tusb_source_power;
 	if (is_peripheral_enabled(musb)) {
 		musb->xceiv->set_power = tusb_draw_power;
 		the_musb = musb;
@@ -1159,7 +1148,7 @@ done:
 	return ret;
 }
 
-int musb_platform_exit(struct musb *musb)
+static int tusb_musb_exit(struct musb *musb)
 {
 	del_timer_sync(&musb_idle_timer);
 	the_musb = NULL;
@@ -1173,3 +1162,115 @@ int musb_platform_exit(struct musb *musb)
 	usb_nop_xceiv_unregister();
 	return 0;
 }
+
+static const struct musb_platform_ops tusb_ops = {
+	.init		= tusb_musb_init,
+	.exit		= tusb_musb_exit,
+
+	.enable		= tusb_musb_enable,
+	.disable	= tusb_musb_disable,
+
+	.set_mode	= tusb_musb_set_mode,
+	.try_idle	= tusb_musb_try_idle,
+
+	.vbus_status	= tusb_musb_vbus_status,
+	.set_vbus	= tusb_musb_set_vbus,
+};
+
+static u64 tusb_dmamask = DMA_BIT_MASK(32);
+
+static int __init tusb_probe(struct platform_device *pdev)
+{
+	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
+	struct platform_device		*musb;
+	struct tusb6010_glue		*glue;
+
+	int				ret = -ENOMEM;
+
+	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+	if (!glue) {
+		dev_err(&pdev->dev, "failed to allocate glue context\n");
+		goto err0;
+	}
+
+	musb = platform_device_alloc("musb-hdrc", -1);
+	if (!musb) {
+		dev_err(&pdev->dev, "failed to allocate musb device\n");
+		goto err1;
+	}
+
+	musb->dev.parent		= &pdev->dev;
+	musb->dev.dma_mask		= &tusb_dmamask;
+	musb->dev.coherent_dma_mask	= tusb_dmamask;
+
+	glue->dev			= &pdev->dev;
+	glue->musb			= musb;
+
+	pdata->platform_ops		= &tusb_ops;
+
+	platform_set_drvdata(pdev, glue);
+
+	ret = platform_device_add_resources(musb, pdev->resource,
+			pdev->num_resources);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add resources\n");
+		goto err2;
+	}
+
+	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add platform_data\n");
+		goto err2;
+	}
+
+	ret = platform_device_add(musb);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to register musb device\n");
+		goto err1;
+	}
+
+	return 0;
+
+err2:
+	platform_device_put(musb);
+
+err1:
+	kfree(glue);
+
+err0:
+	return ret;
+}
+
+static int __exit tusb_remove(struct platform_device *pdev)
+{
+	struct tusb6010_glue		*glue = platform_get_drvdata(pdev);
+
+	platform_device_del(glue->musb);
+	platform_device_put(glue->musb);
+	kfree(glue);
+
+	return 0;
+}
+
+static struct platform_driver tusb_driver = {
+	.remove		= __exit_p(tusb_remove),
+	.driver		= {
+		.name	= "musb-tusb",
+	},
+};
+
+MODULE_DESCRIPTION("TUSB6010 MUSB Glue Layer");
+MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
+MODULE_LICENSE("GPL v2");
+
+static int __init tusb_init(void)
+{
+	return platform_driver_probe(&tusb_driver, tusb_probe);
+}
+subsys_initcall(tusb_init);
+
+static void __exit tusb_exit(void)
+{
+	platform_driver_unregister(&tusb_driver);
+}
+module_exit(tusb_exit);
diff --git a/drivers/usb/musb/ux500.c b/drivers/usb/musb/ux500.c
new file mode 100644
index 00000000000..d6384e4aeef
--- /dev/null
+++ b/drivers/usb/musb/ux500.c
@@ -0,0 +1,216 @@
+/*
+ * Copyright (C) 2010 ST-Ericsson AB
+ * Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com>
+ *
+ * Based on omap2430.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+#include "musb_core.h"
+
+struct ux500_glue {
+	struct device		*dev;
+	struct platform_device	*musb;
+	struct clk		*clk;
+};
+#define glue_to_musb(g)	platform_get_drvdata(g->musb)
+
+static int ux500_musb_init(struct musb *musb)
+{
+	musb->xceiv = otg_get_transceiver();
+	if (!musb->xceiv) {
+		pr_err("HS USB OTG: no transceiver configured\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static int ux500_musb_exit(struct musb *musb)
+{
+	otg_put_transceiver(musb->xceiv);
+
+	return 0;
+}
+
+static const struct musb_platform_ops ux500_ops = {
+	.init		= ux500_musb_init,
+	.exit		= ux500_musb_exit,
+};
+
+static int __init ux500_probe(struct platform_device *pdev)
+{
+	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
+	struct platform_device		*musb;
+	struct ux500_glue		*glue;
+	struct clk			*clk;
+
+	int				ret = -ENOMEM;
+
+	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+	if (!glue) {
+		dev_err(&pdev->dev, "failed to allocate glue context\n");
+		goto err0;
+	}
+
+	musb = platform_device_alloc("musb-hdrc", -1);
+	if (!musb) {
+		dev_err(&pdev->dev, "failed to allocate musb device\n");
+		goto err1;
+	}
+
+	clk = clk_get(&pdev->dev, "usb");
+	if (IS_ERR(clk)) {
+		dev_err(&pdev->dev, "failed to get clock\n");
+		ret = PTR_ERR(clk);
+		goto err2;
+	}
+
+	ret = clk_enable(clk);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to enable clock\n");
+		goto err3;
+	}
+
+	musb->dev.parent		= &pdev->dev;
+
+	glue->dev			= &pdev->dev;
+	glue->musb			= musb;
+	glue->clk			= clk;
+
+	pdata->platform_ops		= &ux500_ops;
+
+	platform_set_drvdata(pdev, glue);
+
+	ret = platform_device_add_resources(musb, pdev->resource,
+			pdev->num_resources);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add resources\n");
+		goto err4;
+	}
+
+	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
+	if (ret) {
+		dev_err(&pdev->dev, "failed to add platform_data\n");
+		goto err4;
+	}
+
+	ret = platform_device_add(musb);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to register musb device\n");
+		goto err4;
+	}
+
+	return 0;
+
+err4:
+	clk_disable(clk);
+
+err3:
+	clk_put(clk);
+
+err2:
+	platform_device_put(musb);
+
+err1:
+	kfree(glue);
+
+err0:
+	return ret;
+}
+
+static int __exit ux500_remove(struct platform_device *pdev)
+{
+	struct ux500_glue	*glue = platform_get_drvdata(pdev);
+
+	platform_device_del(glue->musb);
+	platform_device_put(glue->musb);
+	clk_disable(glue->clk);
+	clk_put(glue->clk);
+	kfree(glue);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int ux500_suspend(struct device *dev)
+{
+	struct ux500_glue	*glue = dev_get_drvdata(dev);
+	struct musb		*musb = glue_to_musb(glue);
+
+	otg_set_suspend(musb->xceiv, 1);
+	clk_disable(glue->clk);
+
+	return 0;
+}
+
+static int ux500_resume(struct device *dev)
+{
+	struct ux500_glue	*glue = dev_get_drvdata(dev);
+	struct musb		*musb = glue_to_musb(glue);
+	int			ret;
+
+	ret = clk_enable(glue->clk);
+	if (ret) {
+		dev_err(dev, "failed to enable clock\n");
+		return ret;
+	}
+
+	otg_set_suspend(musb->xceiv, 0);
+
+	return 0;
+}
+
+static const struct dev_pm_ops ux500_pm_ops = {
+	.suspend	= ux500_suspend,
+	.resume		= ux500_resume,
+};
+
+#define DEV_PM_OPS	(&ux500_pm_ops)
+#else
+#define DEV_PM_OPS	NULL
+#endif
+
+static struct platform_driver ux500_driver = {
+	.remove		= __exit_p(ux500_remove),
+	.driver		= {
+		.name	= "musb-ux500",
+		.pm	= DEV_PM_OPS,
+	},
+};
+
+MODULE_DESCRIPTION("UX500 MUSB Glue Layer");
+MODULE_AUTHOR("Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com>");
+MODULE_LICENSE("GPL v2");
+
+static int __init ux500_init(void)
+{
+	return platform_driver_probe(&ux500_driver, ux500_probe);
+}
+subsys_initcall(ux500_init);
+
+static void __exit ux500_exit(void)
+{
+	platform_driver_unregister(&ux500_driver);
+}
+module_exit(ux500_exit);