1 files changed, 72 insertions, 123 deletions

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 365a4fab5c64..07cf394e491b 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