diff options
Diffstat (limited to 'drivers/usb/musb')
| -rw-r--r-- | drivers/usb/musb/Kconfig | 75 | ||||
| -rw-r--r-- | drivers/usb/musb/Makefile | 4 | ||||
| -rw-r--r-- | drivers/usb/musb/am35x.c | 4 | ||||
| -rw-r--r-- | drivers/usb/musb/blackfin.h | 2 | ||||
| -rw-r--r-- | drivers/usb/musb/da8xx.c | 12 | ||||
| -rw-r--r-- | drivers/usb/musb/davinci.c | 5 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_core.c | 135 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_core.h | 70 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_gadget.c | 102 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_gadget_ep0.c | 4 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_host.h | 4 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_virthub.c | 6 | ||||
| -rw-r--r-- | drivers/usb/musb/omap2430.c | 15 | ||||
| -rw-r--r-- | drivers/usb/musb/tusb6010.c | 26 |
14 files changed, 70 insertions, 394 deletions
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig index 13093481f918..6192b45959f4 100644 --- a/drivers/usb/musb/Kconfig +++ b/drivers/usb/musb/Kconfig @@ -8,7 +8,7 @@ comment "Enable Host or Gadget support to see Inventra options" # (M)HDRC = (Multipoint) Highspeed Dual-Role Controller config USB_MUSB_HDRC - depends on (USB || USB_GADGET) + depends on USB && USB_GADGET 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 @@ -67,79 +67,6 @@ config USB_MUSB_UX500 endchoice -choice - prompt "Driver Mode" - depends on USB_MUSB_HDRC - help - Dual-Role devices can support both host and peripheral roles, - as well as a the special "OTG Device" role which can switch - between both roles as needed. - -# use USB_MUSB_HDRC_HCD not USB_MUSB_HOST to #ifdef host side support; -# OTG needs both roles, not just USB_MUSB_HOST. -config USB_MUSB_HOST - depends on USB - bool "USB Host" - help - Say Y here if your system supports the USB host role. - If it has a USB "A" (rectangular), "Mini-A" (uncommon), - or "Mini-AB" connector, it supports the host role. - (With a "Mini-AB" connector, you should enable USB OTG.) - -# use USB_GADGET_MUSB_HDRC not USB_MUSB_PERIPHERAL to #ifdef peripheral -# side support ... OTG needs both roles -config USB_MUSB_PERIPHERAL - depends on USB_GADGET - bool "USB Peripheral (gadget stack)" - select USB_GADGET_MUSB_HDRC - help - Say Y here if your system supports the USB peripheral role. - If it has a USB "B" (squarish), "Mini-B", or "Mini-AB" - connector, it supports the peripheral role. - (With a "Mini-AB" connector, you should enable USB OTG.) - -config USB_MUSB_OTG - depends on USB && USB_GADGET && PM && EXPERIMENTAL - bool "Both host and peripheral: USB OTG (On The Go) Device" - select USB_GADGET_MUSB_HDRC - select USB_OTG - help - The most notable feature of USB OTG is support for a - "Dual-Role" device, which can act as either a device - or a host. The initial role choice can be changed - later, when two dual-role devices talk to each other. - - At this writing, the OTG support in this driver is incomplete, - omitting the mandatory HNP or SRP protocols. However, some - of the cable based role switching works. (That is, grounding - the ID pin switches the controller to host mode, while leaving - it floating leaves it in peripheral mode.) - - Select this if your system has a Mini-AB connector, or - to simplify certain kinds of configuration. - - To implement your OTG Targeted Peripherals List (TPL), enable - USB_OTG_WHITELIST and update "drivers/usb/core/otg_whitelist.h" - to match your requirements. - -endchoice - -# enable peripheral support (including with OTG) -config USB_GADGET_MUSB_HDRC - bool - depends on USB_MUSB_HDRC && (USB_MUSB_PERIPHERAL || USB_MUSB_OTG) -# default y -# select USB_GADGET_DUALSPEED -# select USB_GADGET_SELECTED - -# enables host support (including with OTG) -config USB_MUSB_HDRC_HCD - bool - depends on USB_MUSB_HDRC && (USB_MUSB_HOST || USB_MUSB_OTG) - select USB_OTG if USB_GADGET_MUSB_HDRC - default y - - config MUSB_PIO_ONLY bool 'Disable DMA (always use PIO)' depends on USB_MUSB_HDRC diff --git a/drivers/usb/musb/Makefile b/drivers/usb/musb/Makefile index c4d228b6ef8a..d8fd9d092dec 100644 --- a/drivers/usb/musb/Makefile +++ b/drivers/usb/musb/Makefile @@ -6,8 +6,8 @@ obj-$(CONFIG_USB_MUSB_HDRC) += musb_hdrc.o musb_hdrc-y := musb_core.o -musb_hdrc-$(CONFIG_USB_GADGET_MUSB_HDRC) += musb_gadget_ep0.o musb_gadget.o -musb_hdrc-$(CONFIG_USB_MUSB_HDRC_HCD) += musb_virthub.o musb_host.o +musb_hdrc-y += musb_gadget_ep0.o musb_gadget.o +musb_hdrc-y += musb_virthub.o musb_host.o musb_hdrc-$(CONFIG_DEBUG_FS) += musb_debugfs.o # Hardware Glue Layer diff --git a/drivers/usb/musb/am35x.c b/drivers/usb/musb/am35x.c index 23ac28f98d91..08f1d0b662a3 100644 --- a/drivers/usb/musb/am35x.c +++ b/drivers/usb/musb/am35x.c @@ -124,11 +124,7 @@ static void am35x_musb_disable(struct musb *musb) musb_writel(reg_base, USB_END_OF_INTR_REG, 0); } -#ifdef CONFIG_USB_MUSB_HDRC_HCD #define portstate(stmt) stmt -#else -#define portstate(stmt) -#endif static void am35x_musb_set_vbus(struct musb *musb, int is_on) { diff --git a/drivers/usb/musb/blackfin.h b/drivers/usb/musb/blackfin.h index bd9352a2ef2a..c84dae546dc6 100644 --- a/drivers/usb/musb/blackfin.h +++ b/drivers/usb/musb/blackfin.h @@ -47,7 +47,7 @@ * So, need to either use silicon v0.2+ or disable DMA mode in MUSB. */ #if ANOMALY_05000380 && defined(CONFIG_BF52x) && \ - defined(CONFIG_USB_MUSB_HDRC) && !defined(CONFIG_MUSB_PIO_ONLY) + !defined(CONFIG_MUSB_PIO_ONLY) # error "Please use PIO mode in MUSB driver on bf52x chip v0.0 and v0.1" #endif diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c index 662ed34980bd..4da7492ddbdb 100644 --- a/drivers/usb/musb/da8xx.c +++ b/drivers/usb/musb/da8xx.c @@ -172,11 +172,7 @@ static void da8xx_musb_disable(struct musb *musb) musb_writel(reg_base, DA8XX_USB_END_OF_INTR_REG, 0); } -#ifdef CONFIG_USB_MUSB_HDRC_HCD -#define portstate(stmt) stmt -#else -#define portstate(stmt) -#endif +#define portstate(stmt) stmt static void da8xx_musb_set_vbus(struct musb *musb, int is_on) { @@ -397,21 +393,15 @@ static int da8xx_musb_set_mode(struct musb *musb, u8 musb_mode) cfgchip2 &= ~CFGCHIP2_OTGMODE; switch (musb_mode) { -#ifdef CONFIG_USB_MUSB_HDRC_HCD case MUSB_HOST: /* Force VBUS valid, ID = 0 */ cfgchip2 |= CFGCHIP2_FORCE_HOST; break; -#endif -#ifdef CONFIG_USB_GADGET_MUSB_HDRC case MUSB_PERIPHERAL: /* Force VBUS valid, ID = 1 */ cfgchip2 |= CFGCHIP2_FORCE_DEVICE; break; -#endif -#ifdef CONFIG_USB_MUSB_OTG case MUSB_OTG: /* Don't override the VBUS/ID comparators */ cfgchip2 |= CFGCHIP2_NO_OVERRIDE; break; -#endif default: dev_dbg(musb->controller, "Trying to set unsupported mode %u\n", musb_mode); } diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c index 2a2adf6492cd..8bdf25a8b023 100644 --- a/drivers/usb/musb/davinci.c +++ b/drivers/usb/musb/davinci.c @@ -143,12 +143,7 @@ static void davinci_musb_disable(struct musb *musb) } -#ifdef CONFIG_USB_MUSB_HDRC_HCD #define portstate(stmt) stmt -#else -#define portstate(stmt) -#endif - /* * VBUS SWITCHING IS BOARD-SPECIFIC ... at least for the DM6446 EVM, diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index c71b0372786e..20a28731c338 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -328,8 +328,6 @@ void musb_load_testpacket(struct musb *musb) /*-------------------------------------------------------------------------*/ -#ifdef CONFIG_USB_MUSB_OTG - /* * Handles OTG hnp timeouts, such as b_ase0_brst */ @@ -401,8 +399,6 @@ void musb_hnp_stop(struct musb *musb) musb->port1_status &= ~(USB_PORT_STAT_C_CONNECTION << 16); } -#endif - /* * Interrupt Service Routine to record USB "global" interrupts. * Since these do not happen often and signify things of @@ -432,7 +428,6 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, dev_dbg(musb->controller, "RESUME (%s)\n", otg_state_string(musb->xceiv->state)); if (devctl & MUSB_DEVCTL_HM) { -#ifdef CONFIG_USB_MUSB_HDRC_HCD void __iomem *mbase = musb->mregs; switch (musb->xceiv->state) { @@ -472,17 +467,13 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, "host", otg_state_string(musb->xceiv->state)); } -#endif } else { switch (musb->xceiv->state) { -#ifdef CONFIG_USB_MUSB_HDRC_HCD case OTG_STATE_A_SUSPEND: /* possibly DISCONNECT is upcoming */ musb->xceiv->state = OTG_STATE_A_HOST; usb_hcd_resume_root_hub(musb_to_hcd(musb)); break; -#endif -#ifdef CONFIG_USB_GADGET_MUSB_HDRC case OTG_STATE_B_WAIT_ACON: case OTG_STATE_B_PERIPHERAL: /* disconnect while suspended? we may @@ -500,7 +491,6 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, case OTG_STATE_B_IDLE: musb->int_usb &= ~MUSB_INTR_SUSPEND; break; -#endif default: WARNING("bogus %s RESUME (%s)\n", "peripheral", @@ -509,7 +499,6 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, } } -#ifdef CONFIG_USB_MUSB_HDRC_HCD /* see manual for the order of the tests */ if (int_usb & MUSB_INTR_SESSREQ) { void __iomem *mbase = musb->mregs; @@ -609,14 +598,12 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, handled = IRQ_HANDLED; } -#endif if (int_usb & MUSB_INTR_SUSPEND) { dev_dbg(musb->controller, "SUSPEND (%s) devctl %02x power %02x\n", otg_state_string(musb->xceiv->state), devctl, power); handled = IRQ_HANDLED; switch (musb->xceiv->state) { -#ifdef CONFIG_USB_MUSB_OTG case OTG_STATE_A_PERIPHERAL: /* We also come here if the cable is removed, since * this silicon doesn't report ID-no-longer-grounded. @@ -633,7 +620,6 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, ? : OTG_TIME_A_WAIT_BCON)); break; -#endif case OTG_STATE_B_IDLE: if (!musb->is_active) break; @@ -642,13 +628,11 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, musb->is_active = is_otg_enabled(musb) && musb->xceiv->gadget->b_hnp_enable; if (musb->is_active) { -#ifdef CONFIG_USB_MUSB_OTG musb->xceiv->state = OTG_STATE_B_WAIT_ACON; dev_dbg(musb->controller, "HNP: Setting timer for b_ase0_brst\n"); mod_timer(&musb->otg_timer, jiffies + msecs_to_jiffies( OTG_TIME_B_ASE0_BRST)); -#endif } break; case OTG_STATE_A_WAIT_BCON: @@ -672,7 +656,6 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, } } -#ifdef CONFIG_USB_MUSB_HDRC_HCD if (int_usb & MUSB_INTR_CONNECT) { struct usb_hcd *hcd = musb_to_hcd(musb); @@ -682,7 +665,6 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, musb->ep0_stage = MUSB_EP0_START; -#ifdef CONFIG_USB_MUSB_OTG /* flush endpoints when transitioning from Device Mode */ if (is_peripheral_active(musb)) { /* REVISIT HNP; just force disconnect */ @@ -690,7 +672,6 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, musb_writew(musb->mregs, MUSB_INTRTXE, musb->epmask); musb_writew(musb->mregs, MUSB_INTRRXE, musb->epmask & 0xfffe); musb_writeb(musb->mregs, MUSB_INTRUSBE, 0xf7); -#endif musb->port1_status &= ~(USB_PORT_STAT_LOW_SPEED |USB_PORT_STAT_HIGH_SPEED |USB_PORT_STAT_ENABLE @@ -739,7 +720,6 @@ b_host: dev_dbg(musb->controller, "CONNECT (%s) devctl %02x\n", otg_state_string(musb->xceiv->state), devctl); } -#endif /* CONFIG_USB_MUSB_HDRC_HCD */ if ((int_usb & MUSB_INTR_DISCONNECT) && !musb->ignore_disconnect) { dev_dbg(musb->controller, "DISCONNECT (%s) as %s, devctl %02x\n", @@ -748,7 +728,6 @@ b_host: handled = IRQ_HANDLED; switch (musb->xceiv->state) { -#ifdef CONFIG_USB_MUSB_HDRC_HCD case OTG_STATE_A_HOST: case OTG_STATE_A_SUSPEND: usb_hcd_resume_root_hub(musb_to_hcd(musb)); @@ -757,8 +736,6 @@ b_host: musb_platform_try_idle(musb, jiffies + msecs_to_jiffies(musb->a_wait_bcon)); break; -#endif /* HOST */ -#ifdef CONFIG_USB_MUSB_OTG case OTG_STATE_B_HOST: /* REVISIT this behaves for "real disconnect" * cases; make sure the other transitions from @@ -777,13 +754,10 @@ b_host: /* FALLTHROUGH */ case OTG_STATE_B_WAIT_ACON: /* FALLTHROUGH */ -#endif /* OTG */ -#ifdef CONFIG_USB_GADGET_MUSB_HDRC case OTG_STATE_B_PERIPHERAL: case OTG_STATE_B_IDLE: musb_g_disconnect(musb); break; -#endif /* GADGET */ default: WARNING("unhandled DISCONNECT transition (%s)\n", otg_state_string(musb->xceiv->state)); @@ -814,7 +788,6 @@ b_host: dev_dbg(musb->controller, "BUS RESET as %s\n", otg_state_string(musb->xceiv->state)); switch (musb->xceiv->state) { -#ifdef CONFIG_USB_OTG case OTG_STATE_A_SUSPEND: /* We need to ignore disconnect on suspend * otherwise tusb 2.0 won't reconnect after a @@ -842,7 +815,6 @@ b_host: musb->xceiv->state = OTG_STATE_B_PERIPHERAL; musb_g_reset(musb); break; -#endif case OTG_STATE_B_IDLE: musb->xceiv->state = OTG_STATE_B_PERIPHERAL; /* FALLTHROUGH */ @@ -927,7 +899,6 @@ void musb_start(struct musb *musb) /* put into basic highspeed mode and start session */ musb_writeb(regs, MUSB_POWER, MUSB_POWER_ISOUPDATE - | MUSB_POWER_SOFTCONN | MUSB_POWER_HSENAB /* ENSUSPEND wedges tusb */ /* | MUSB_POWER_ENSUSPEND */ @@ -1038,10 +1009,15 @@ 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_MUSB_TUSB6010) || defined(CONFIG_USB_MUSB_OMAP2PLUS) \ - || defined(CONFIG_USB_MUSB_AM35X) +#if defined(CONFIG_USB_MUSB_TUSB6010) \ + || defined(CONFIG_USB_MUSB_TUSB6010_MODULE) \ + || defined(CONFIG_USB_MUSB_OMAP2PLUS) \ + || defined(CONFIG_USB_MUSB_OMAP2PLUS_MODULE) \ + || defined(CONFIG_USB_MUSB_AM35X) \ + || defined(CONFIG_USB_MUSB_AM35X_MODULE) static ushort __initdata fifo_mode = 4; -#elif defined(CONFIG_USB_MUSB_UX500) +#elif defined(CONFIG_USB_MUSB_UX500) \ + || defined(CONFIG_USB_MUSB_UX500_MODULE) static ushort __initdata fifo_mode = 5; #else static ushort __initdata fifo_mode = 2; @@ -1191,14 +1167,12 @@ fifo_setup(struct musb *musb, struct musb_hw_ep *hw_ep, /* configure the FIFO */ musb_writeb(mbase, MUSB_INDEX, hw_ep->epnum); -#ifdef CONFIG_USB_MUSB_HDRC_HCD /* EP0 reserved endpoint for control, bidirectional; * EP1 reserved for bulk, two unidirection halves. */ if (hw_ep->epnum == 1) musb->bulk_ep = hw_ep; /* REVISIT error check: be sure ep0 can both rx and tx ... */ -#endif switch (cfg->style) { case FIFO_TX: musb_write_txfifosz(mbase, c_size); @@ -1317,12 +1291,10 @@ done: n + 1, musb->config->num_eps * 2 - 1, offset, (1 << (musb->config->ram_bits + 2))); -#ifdef CONFIG_USB_MUSB_HDRC_HCD if (!musb->bulk_ep) { pr_debug("%s: missing bulk\n", musb_driver_name); return -EINVAL; } -#endif return 0; } @@ -1353,7 +1325,6 @@ static int __init ep_config_from_hw(struct musb *musb) /* FIXME set up hw_ep->{rx,tx}_double_buffered */ -#ifdef CONFIG_USB_MUSB_HDRC_HCD /* pick an RX/TX endpoint for bulk */ if (hw_ep->max_packet_sz_tx < 512 || hw_ep->max_packet_sz_rx < 512) @@ -1365,15 +1336,12 @@ static int __init ep_config_from_hw(struct musb *musb) if (musb->bulk_ep) continue; musb->bulk_ep = hw_ep; -#endif } -#ifdef CONFIG_USB_MUSB_HDRC_HCD if (!musb->bulk_ep) { pr_debug("%s: missing bulk\n", musb_driver_name); return -EINVAL; } -#endif return 0; } @@ -1429,13 +1397,11 @@ static int __init musb_core_init(u16 musb_type, struct musb *musb) } else { musb->is_multipoint = 0; type = ""; -#ifdef CONFIG_USB_MUSB_HDRC_HCD #ifndef CONFIG_USB_OTG_BLACKLIST_HUB printk(KERN_ERR "%s: kernel must blacklist external hubs\n", musb_driver_name); #endif -#endif } /* log release info */ @@ -1479,11 +1445,9 @@ static int __init musb_core_init(u16 musb_type, struct musb *musb) #endif hw_ep->regs = MUSB_EP_OFFSET(i, 0) + mbase; -#ifdef CONFIG_USB_MUSB_HDRC_HCD hw_ep->target_regs = musb_read_target_reg_base(i, mbase); hw_ep->rx_reinit = 1; hw_ep->tx_reinit = 1; -#endif if (hw_ep->max_packet_sz_tx) { dev_dbg(musb->controller, @@ -1561,14 +1525,6 @@ irqreturn_t musb_interrupt(struct musb *musb) (devctl & MUSB_DEVCTL_HM) ? "host" : "peripheral", musb->int_usb, musb->int_tx, musb->int_rx); -#ifdef CONFIG_USB_GADGET_MUSB_HDRC - if (is_otg_enabled(musb) || is_peripheral_enabled(musb)) - if (!musb->gadget_driver) { - dev_dbg(musb->controller, "No gadget driver loaded\n"); - return IRQ_HANDLED; - } -#endif - /* the core can interrupt us for multiple reasons; docs have * a generic interrupt flowchart to follow */ @@ -1767,8 +1723,6 @@ musb_vbus_show(struct device *dev, struct device_attribute *attr, char *buf) } static DEVICE_ATTR(vbus, 0644, musb_vbus_show, musb_vbus_store); -#ifdef CONFIG_USB_GADGET_MUSB_HDRC - /* Gadget drivers can't know that a host is connected so they might want * to start SRP, but users can. This allows userspace to trigger SRP. */ @@ -1792,14 +1746,10 @@ musb_srp_store(struct device *dev, struct device_attribute *attr, } static DEVICE_ATTR(srp, 0644, NULL, musb_srp_store); -#endif /* CONFIG_USB_GADGET_MUSB_HDRC */ - static struct attribute *musb_attributes[] = { &dev_attr_mode.attr, &dev_attr_vbus.attr, -#ifdef CONFIG_USB_GADGET_MUSB_HDRC &dev_attr_srp.attr, -#endif NULL }; @@ -1832,7 +1782,6 @@ allocate_instance(struct device *dev, struct musb *musb; struct musb_hw_ep *ep; int epnum; -#ifdef CONFIG_USB_MUSB_HDRC_HCD struct usb_hcd *hcd; hcd = usb_create_hcd(&musb_hc_driver, dev, dev_name(dev)); @@ -1850,12 +1799,6 @@ allocate_instance(struct device *dev, musb->vbuserr_retry = VBUSERR_RETRY_COUNT; musb->a_wait_bcon = OTG_TIME_A_WAIT_BCON; -#else - musb = kzalloc(sizeof *musb, GFP_KERNEL); - if (!musb) - return NULL; - -#endif dev_set_drvdata(dev, musb); musb->mregs = mbase; musb->ctrl_base = mbase; @@ -1885,9 +1828,7 @@ static void musb_free(struct musb *musb) sysfs_remove_group(&musb->controller->kobj, &musb_attr_group); #endif -#ifdef CONFIG_USB_GADGET_MUSB_HDRC musb_gadget_cleanup(musb); -#endif if (musb->nIrq >= 0) { if (musb->irq_wake) @@ -1901,11 +1842,7 @@ static void musb_free(struct musb *musb) dma_controller_destroy(c); } -#ifdef CONFIG_USB_MUSB_HDRC_HCD - usb_put_hcd(musb_to_hcd(musb)); -#else kfree(musb); -#endif } /* @@ -1955,7 +1892,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl) * - initializes musb->xceiv, usually by otg_get_transceiver() * - stops powering VBUS * - * There are various transciever configurations. Blackfin, + * There are various transceiver configurations. Blackfin, * DaVinci, TUSB60x0, and others integrate them. OMAP3 uses * external/discrete ones in various flavors (twl4030 family, * isp1504, non-OTG, etc) mostly hooking up through ULPI. @@ -2000,9 +1937,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl) if (status < 0) goto fail3; -#ifdef CONFIG_USB_MUSB_OTG setup_timer(&musb->otg_timer, musb_otg_timer_func, (unsigned long) musb); -#endif /* Init IRQ workqueue before request_irq */ INIT_WORK(&musb->irq_work, musb_irq_work); @@ -2214,7 +2149,16 @@ static void musb_save_context(struct musb *musb) musb->context.devctl = musb_readb(musb_base, MUSB_DEVCTL); for (i = 0; i < musb->config->num_eps; ++i) { - epio = musb->endpoints[i].regs; + struct musb_hw_ep *hw_ep; + + hw_ep = &musb->endpoints[i]; + if (!hw_ep) + continue; + + epio = hw_ep->regs; + if (!epio) + continue; + musb->context.index_regs[i].txmaxp = musb_readw(epio, MUSB_TXMAXP); musb->context.index_regs[i].txcsr = @@ -2280,7 +2224,16 @@ static void musb_restore_context(struct musb *musb) musb_writeb(musb_base, MUSB_DEVCTL, musb->context.devctl); for (i = 0; i < musb->config->num_eps; ++i) { - epio = musb->endpoints[i].regs; + struct musb_hw_ep *hw_ep; + + hw_ep = &musb->endpoints[i]; + if (!hw_ep) + continue; + + epio = hw_ep->regs; + if (!epio) + continue; + musb_writew(epio, MUSB_TXMAXP, musb->context.index_regs[i].txmaxp); musb_writew(epio, MUSB_TXCSR, @@ -2329,13 +2282,13 @@ static void musb_restore_context(struct musb *musb) musb->context.index_regs[i].rxhubport); } } + musb_writeb(musb_base, MUSB_INDEX, musb->context.index); } static int musb_suspend(struct device *dev) { - struct platform_device *pdev = to_platform_device(dev); + struct musb *musb = dev_to_musb(dev); unsigned long flags; - struct musb *musb = dev_to_musb(&pdev->dev); spin_lock_irqsave(&musb->lock, flags); @@ -2357,8 +2310,7 @@ static int musb_suspend(struct device *dev) static int musb_resume_noirq(struct device *dev) { - struct platform_device *pdev = to_platform_device(dev); - struct musb *musb = dev_to_musb(&pdev->dev); + struct musb *musb = dev_to_musb(dev); musb_restore_context(musb); @@ -2426,34 +2378,13 @@ static struct platform_driver musb_driver = { static int __init musb_init(void) { -#ifdef CONFIG_USB_MUSB_HDRC_HCD if (usb_disabled()) return 0; -#endif pr_info("%s: version " MUSB_VERSION ", " -#ifdef CONFIG_MUSB_PIO_ONLY - "pio" -#elif defined(CONFIG_USB_TI_CPPI_DMA) - "cppi-dma" -#elif defined(CONFIG_USB_INVENTRA_DMA) - "musb-dma" -#elif defined(CONFIG_USB_TUSB_OMAP_DMA) - "tusb-omap-dma" -#elif defined(CONFIG_USB_UX500_DMA) - "ux500-dma" -#else "?dma?" -#endif ", " -#ifdef CONFIG_USB_MUSB_OTG - "otg (peripheral+host)" -#elif defined(CONFIG_USB_GADGET_MUSB_HDRC) - "peripheral" -#elif defined(CONFIG_USB_MUSB_HDRC_HCD) - "host" -#endif - , + "otg (peripheral+host)", musb_driver_name); return platform_driver_probe(&musb_driver, musb_probe); } diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h index 0e053b587960..668eeef601ae 100644 --- a/drivers/usb/musb/musb_core.h +++ b/drivers/usb/musb/musb_core.h @@ -72,10 +72,6 @@ struct musb_ep; #include <linux/usb/hcd.h> #include "musb_host.h" - - -#ifdef CONFIG_USB_MUSB_OTG - #define is_peripheral_enabled(musb) ((musb)->board_mode != MUSB_HOST) #define is_host_enabled(musb) ((musb)->board_mode != MUSB_PERIPHERAL) #define is_otg_enabled(musb) ((musb)->board_mode == MUSB_OTG) @@ -86,24 +82,6 @@ struct musb_ep; #define is_peripheral_active(m) (!(m)->is_host) #define is_host_active(m) ((m)->is_host) -#else -#define is_peripheral_enabled(musb) is_peripheral_capable() -#define is_host_enabled(musb) is_host_capable() -#define is_otg_enabled(musb) 0 - -#define is_peripheral_active(musb) is_peripheral_capable() -#define is_host_active(musb) is_host_capable() -#endif - -#if defined(CONFIG_USB_MUSB_OTG) || defined(CONFIG_USB_MUSB_PERIPHERAL) -/* for some reason, the "select USB_GADGET_MUSB_HDRC" doesn't always - * override that choice selection (often USB_GADGET_DUMMY_HCD). - */ -#ifndef CONFIG_USB_GADGET_MUSB_HDRC -#error bogus Kconfig output ... select CONFIG_USB_GADGET_MUSB_HDRC -#endif -#endif /* need MUSB gadget selection */ - #ifndef CONFIG_HAVE_CLK /* Dummy stub for clk framework */ #define clk_get(dev, id) NULL @@ -119,8 +97,6 @@ struct musb_ep; /****************************** PERIPHERAL ROLE *****************************/ -#ifdef CONFIG_USB_GADGET_MUSB_HDRC - #define is_peripheral_capable() (1) extern irqreturn_t musb_g_ep0_irq(struct musb *); @@ -132,40 +108,14 @@ extern void musb_g_resume(struct musb *); extern void musb_g_wakeup(struct musb *); extern void musb_g_disconnect(struct musb *); -#else - -#define is_peripheral_capable() (0) - -static inline irqreturn_t musb_g_ep0_irq(struct musb *m) { return IRQ_NONE; } -static inline void musb_g_reset(struct musb *m) {} -static inline void musb_g_suspend(struct musb *m) {} -static inline void musb_g_resume(struct musb *m) {} -static inline void musb_g_wakeup(struct musb *m) {} -static inline void musb_g_disconnect(struct musb *m) {} - -#endif - /****************************** HOST ROLE ***********************************/ -#ifdef CONFIG_USB_MUSB_HDRC_HCD - #define is_host_capable() (1) extern irqreturn_t musb_h_ep0_irq(struct musb *); extern void musb_host_tx(struct musb *, u8); extern void musb_host_rx(struct musb *, u8); -#else - -#define is_host_capable() (0) - -static inline irqreturn_t musb_h_ep0_irq(struct musb *m) { return IRQ_NONE; } -static inline void musb_host_tx(struct musb *m, u8 e) {} -static inline void musb_host_rx(struct musb *m, u8 e) {} - -#endif - - /****************************** CONSTANTS ********************************/ #ifndef MUSB_C_NUM_EPS @@ -261,7 +211,7 @@ enum musb_g_ep0_state { * @try_ilde: tries to idle the IP * @vbus_status: returns vbus status if possible * @set_vbus: forces vbus status - * @channel_program: pre check for standard dma channel_program func + * @adjust_channel_params: pre check for standard dma channel_program func */ struct musb_platform_ops { int (*init)(struct musb *musb); @@ -315,7 +265,6 @@ struct musb_hw_ep { void __iomem *fifo_sync_va; #endif -#ifdef CONFIG_USB_MUSB_HDRC_HCD void __iomem *target_regs; /* currently scheduled peripheral endpoint */ @@ -324,31 +273,20 @@ struct musb_hw_ep { u8 rx_reinit; u8 tx_reinit; -#endif -#ifdef CONFIG_USB_GADGET_MUSB_HDRC /* peripheral side */ struct musb_ep ep_in; /* TX */ struct musb_ep ep_out; /* RX */ -#endif }; static inline struct musb_request *next_in_request(struct musb_hw_ep *hw_ep) { -#ifdef CONFIG_USB_GADGET_MUSB_HDRC return next_request(&hw_ep->ep_in); -#else - return NULL; -#endif } static inline struct musb_request *next_out_request(struct musb_hw_ep *hw_ep) { -#ifdef CONFIG_USB_GADGET_MUSB_HDRC return next_request(&hw_ep->ep_out); -#else - return NULL; -#endif } struct musb_csr_regs { @@ -393,7 +331,6 @@ struct musb { u32 port1_status; -#ifdef CONFIG_USB_MUSB_HDRC_HCD unsigned long rh_timer; enum musb_h_ep0_state ep0_stage; @@ -411,7 +348,6 @@ struct musb { struct list_head out_bulk; /* of musb_qh */ struct timer_list otg_timer; -#endif struct notifier_block nb; struct dma_controller *dma_controller; @@ -472,7 +408,6 @@ struct musb { #define can_bulk_combine(musb,type) \ (((type) == USB_ENDPOINT_XFER_BULK) && (musb)->bulk_combine) -#ifdef CONFIG_USB_GADGET_MUSB_HDRC /* is_suspended means USB B_PERIPHERAL suspend */ unsigned is_suspended:1; @@ -496,7 +431,6 @@ struct musb { enum musb_g_ep0_state ep0_state; struct usb_gadget g; /* the gadget */ struct usb_gadget_driver *gadget_driver; /* its driver */ -#endif /* * FIXME: Remove this flag. @@ -518,12 +452,10 @@ struct musb { #endif }; -#ifdef CONFIG_USB_GADGET_MUSB_HDRC static inline struct musb *gadget_to_musb(struct usb_gadget *g) { return container_of(g, struct musb, g); } -#endif #ifdef CONFIG_BLACKFIN static inline int musb_read_fifosize(struct musb *musb, diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 6aeb363e63e7..b67a062f556b 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -1663,8 +1663,8 @@ static void musb_pullup(struct musb *musb, int is_on) /* FIXME if on, HdrcStart; if off, HdrcStop */ - dev_dbg(musb->controller, "gadget %s D+ pullup %s\n", - musb->gadget_driver->function, is_on ? "on" : "off"); + dev_dbg(musb->controller, "gadget D+ pullup %s\n", + is_on ? "on" : "off"); musb_writeb(musb->mregs, MUSB_POWER, power); } @@ -1710,6 +1710,11 @@ static int musb_gadget_pullup(struct usb_gadget *gadget, int is_on) return 0; } +static int musb_gadget_start(struct usb_gadget *g, + struct usb_gadget_driver *driver); +static int musb_gadget_stop(struct usb_gadget *g, + struct usb_gadget_driver *driver); + static const struct usb_gadget_ops musb_gadget_operations = { .get_frame = musb_gadget_get_frame, .wakeup = musb_gadget_wakeup, @@ -1717,6 +1722,8 @@ static const struct usb_gadget_ops musb_gadget_operations = { /* .vbus_session = musb_gadget_vbus_session, */ .vbus_draw = musb_gadget_vbus_draw, .pullup = musb_gadget_pullup, + .udc_start = musb_gadget_start, + .udc_stop = musb_gadget_stop, }; /* ----------------------------------------------------------------------- */ @@ -1727,7 +1734,6 @@ static const struct usb_gadget_ops musb_gadget_operations = { * about there being only one external upstream port. It assumes * all peripheral ports are external... */ -static struct musb *the_gadget; static void musb_gadget_release(struct device *dev) { @@ -1814,9 +1820,6 @@ int __init musb_gadget_setup(struct musb *musb) * musb peripherals at the same time, only the bus lock * is probably held. */ - if (the_gadget) - return -EBUSY; - the_gadget = musb; musb->g.ops = &musb_gadget_operations; musb->g.is_dualspeed = 1; @@ -1840,18 +1843,22 @@ int __init musb_gadget_setup(struct musb *musb) status = device_register(&musb->g.dev); if (status != 0) { put_device(&musb->g.dev); - the_gadget = NULL; + return status; } + status = usb_add_gadget_udc(musb->controller, &musb->g); + if (status) + goto err; + + return 0; +err: + device_unregister(&musb->g.dev); return status; } void musb_gadget_cleanup(struct musb *musb) { - if (musb != the_gadget) - return; - + usb_del_gadget_udc(&musb->g); device_unregister(&musb->g.dev); - the_gadget = NULL; } /* @@ -1863,59 +1870,30 @@ void musb_gadget_cleanup(struct musb *musb) * -ENOMEM no memory to perform the operation * * @param driver the gadget driver - * @param bind the driver's bind function * @return <0 if error, 0 if everything is fine */ -int usb_gadget_probe_driver(struct usb_gadget_driver *driver, - int (*bind)(struct usb_gadget *)) +static int musb_gadget_start(struct usb_gadget *g, + struct usb_gadget_driver *driver) { - struct musb *musb = the_gadget; + struct musb *musb = gadget_to_musb(g); unsigned long flags; int retval = -EINVAL; - if (!driver - || driver->speed != USB_SPEED_HIGH - || !bind || !driver->setup) - goto err0; - - /* driver must be initialized to support peripheral mode */ - if (!musb) { - dev_dbg(musb->controller, "no dev??\n"); - retval = -ENODEV; + if (driver->speed != USB_SPEED_HIGH) goto err0; - } pm_runtime_get_sync(musb->controller); dev_dbg(musb->controller, "registering driver %s\n", driver->function); - if (musb->gadget_driver) { - dev_dbg(musb->controller, "%s is already bound to %s\n", - musb_driver_name, - musb->gadget_driver->driver.name); - retval = -EBUSY; - goto err0; - } - - spin_lock_irqsave(&musb->lock, flags); + musb->softconnect = 0; musb->gadget_driver = driver; - musb->g.dev.driver = &driver->driver; - driver->driver.bus = NULL; - musb->softconnect = 1; - spin_unlock_irqrestore(&musb->lock, flags); - - retval = bind(&musb->g); - if (retval) { - dev_dbg(musb->controller, "bind to driver %s failed --> %d\n", - driver->driver.name, retval); - goto err1; - } spin_lock_irqsave(&musb->lock, flags); + musb->is_active = 1; otg_set_peripheral(musb->xceiv, &musb->g); musb->xceiv->state = OTG_STATE_B_IDLE; - musb->is_active = 1; /* * FIXME this ignores the softconnect flag. Drivers are @@ -1927,8 +1905,6 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver, if (!is_otg_enabled(musb)) musb_start(musb); - otg_set_peripheral(musb->xceiv, &musb->g); - spin_unlock_irqrestore(&musb->lock, flags); if (is_otg_enabled(musb)) { @@ -1960,15 +1936,9 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver, err2: if (!is_otg_enabled(musb)) musb_stop(musb); - -err1: - musb->gadget_driver = NULL; - musb->g.dev.driver = NULL; - err0: return retval; } -EXPORT_SYMBOL(usb_gadget_probe_driver); static void stop_activity(struct musb *musb, struct usb_gadget_driver *driver) { @@ -2018,17 +1988,12 @@ static void stop_activity(struct musb *musb, struct usb_gadget_driver *driver) * * @param driver the gadget driver to unregister */ -int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) +static int musb_gadget_stop(struct usb_gadget *g, + struct usb_gadget_driver *driver) { - struct musb *musb = the_gadget; + struct musb *musb = gadget_to_musb(g); unsigned long flags; - if (!driver || !driver->unbind || !musb) - return -EINVAL; - - if (!musb->gadget_driver) - return -EINVAL; - if (musb->xceiv->last_event == USB_EVENT_NONE) pm_runtime_get_sync(musb->controller); @@ -2039,9 +2004,7 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) spin_lock_irqsave(&musb->lock, flags); -#ifdef CONFIG_USB_MUSB_OTG musb_hnp_stop(musb); -#endif (void) musb_gadget_vbus_draw(&musb->g, 0); @@ -2051,13 +2014,6 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) dev_dbg(musb->controller, "unregistering driver %s\n", driver->function); - spin_unlock_irqrestore(&musb->lock, flags); - driver->unbind(&musb->g); - spin_lock_irqsave(&musb->lock, flags); - - musb->gadget_driver = NULL; - musb->g.dev.driver = NULL; - musb->is_active = 0; musb_platform_try_idle(musb, 0); spin_unlock_irqrestore(&musb->lock, flags); @@ -2077,8 +2033,6 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) return 0; } -EXPORT_SYMBOL(usb_gadget_unregister_driver); - /* ----------------------------------------------------------------------- */ @@ -2164,7 +2118,6 @@ void musb_g_disconnect(struct musb *musb) switch (musb->xceiv->state) { default: -#ifdef CONFIG_USB_MUSB_OTG dev_dbg(musb->controller, "Unhandled disconnect %s, setting a_idle\n", otg_state_string(musb->xceiv->state)); musb->xceiv->state = OTG_STATE_A_IDLE; @@ -2176,7 +2129,6 @@ void musb_g_disconnect(struct musb *musb) break; case OTG_STATE_B_WAIT_ACON: case OTG_STATE_B_HOST: -#endif case OTG_STATE_B_PERIPHERAL: case OTG_STATE_B_IDLE: musb->xceiv->state = OTG_STATE_B_IDLE; diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c index b2faff235507..9378b359c1f0 100644 --- a/drivers/usb/musb/musb_gadget_ep0.c +++ b/drivers/usb/musb/musb_gadget_ep0.c @@ -88,7 +88,6 @@ static int service_tx_status_request( case USB_RECIP_DEVICE: result[0] = musb->is_self_powered << USB_DEVICE_SELF_POWERED; result[0] |= musb->may_wakeup << USB_DEVICE_REMOTE_WAKEUP; -#ifdef CONFIG_USB_MUSB_OTG if (musb->g.is_otg) { result[0] |= musb->g.b_hnp_enable << USB_DEVICE_B_HNP_ENABLE; @@ -97,7 +96,6 @@ static int service_tx_status_request( result[0] |= musb->g.a_hnp_support << USB_DEVICE_A_HNP_SUPPORT; } -#endif break; case USB_RECIP_INTERFACE: @@ -392,7 +390,6 @@ __acquires(musb->lock) if (handled > 0) musb->test_mode = true; break; -#ifdef CONFIG_USB_MUSB_OTG case USB_DEVICE_B_HNP_ENABLE: if (!musb->g.is_otg) goto stall; @@ -409,7 +406,6 @@ __acquires(musb->lock) goto stall; musb->g.a_alt_hnp_support = 1; break; -#endif case USB_DEVICE_DEBUG_MODE: handled = 0; break; diff --git a/drivers/usb/musb/musb_host.h b/drivers/usb/musb/musb_host.h index 14b00776638d..622d09fb9aba 100644 --- a/drivers/usb/musb/musb_host.h +++ b/drivers/usb/musb/musb_host.h @@ -95,7 +95,6 @@ extern const struct hc_driver musb_hc_driver; static inline struct urb *next_urb(struct musb_qh *qh) { -#ifdef CONFIG_USB_MUSB_HDRC_HCD struct list_head *queue; if (!qh) @@ -104,9 +103,6 @@ static inline struct urb *next_urb(struct musb_qh *qh) if (list_empty(queue)) return NULL; return list_entry(queue->next, struct urb, urb_list); -#else - return NULL; -#endif } #endif /* _MUSB_HOST_H */ diff --git a/drivers/usb/musb/musb_virthub.c b/drivers/usb/musb/musb_virthub.c index 2d80a5758838..e9f80adc45a4 100644 --- a/drivers/usb/musb/musb_virthub.c +++ b/drivers/usb/musb/musb_virthub.c @@ -88,14 +88,12 @@ static void musb_port_suspend(struct musb *musb, bool do_suspend) OTG_TIME_A_AIDL_BDIS)); musb_platform_try_idle(musb, 0); break; -#ifdef CONFIG_USB_MUSB_OTG case OTG_STATE_B_HOST: musb->xceiv->state = OTG_STATE_B_WAIT_ACON; musb->is_active = is_otg_enabled(musb) && musb->xceiv->host->b_hnp_enable; musb_platform_try_idle(musb, 0); break; -#endif default: dev_dbg(musb->controller, "bogus rh suspend? %s\n", otg_state_string(musb->xceiv->state)); @@ -118,13 +116,11 @@ static void musb_port_reset(struct musb *musb, bool do_reset) u8 power; void __iomem *mbase = musb->mregs; -#ifdef CONFIG_USB_MUSB_OTG if (musb->xceiv->state == OTG_STATE_B_IDLE) { dev_dbg(musb->controller, "HNP: Returning from HNP; no hub reset from b_idle\n"); musb->port1_status &= ~USB_PORT_STAT_RESET; return; } -#endif if (!is_host_active(musb)) return; @@ -191,14 +187,12 @@ void musb_root_disconnect(struct musb *musb) switch (musb->xceiv->state) { case OTG_STATE_A_SUSPEND: -#ifdef CONFIG_USB_MUSB_OTG if (is_otg_enabled(musb) && musb->xceiv->host->b_hnp_enable) { musb->xceiv->state = OTG_STATE_A_PERIPHERAL; musb->g.is_a_peripheral = 1; break; } -#endif /* FALLTHROUGH */ case OTG_STATE_A_HOST: musb->xceiv->state = OTG_STATE_A_WAIT_BCON; diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index c5d4c44d0ffa..ba85f273e487 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -51,9 +51,7 @@ static void musb_do_idle(unsigned long _musb) { struct musb *musb = (void *)_musb; unsigned long flags; -#ifdef CONFIG_USB_MUSB_HDRC_HCD u8 power; -#endif u8 devctl; spin_lock_irqsave(&musb->lock, flags); @@ -70,7 +68,6 @@ static void musb_do_idle(unsigned long _musb) MUSB_HST_MODE(musb); } break; -#ifdef CONFIG_USB_MUSB_HDRC_HCD case OTG_STATE_A_SUSPEND: /* finish RESUME signaling? */ if (musb->port1_status & MUSB_PORT_STAT_RESUME) { @@ -87,15 +84,12 @@ static void musb_do_idle(unsigned long _musb) musb->xceiv->state = OTG_STATE_A_HOST; } break; -#endif -#ifdef CONFIG_USB_MUSB_HDRC_HCD case OTG_STATE_A_HOST: devctl = musb_readb(musb->mregs, MUSB_DEVCTL); if (devctl & MUSB_DEVCTL_BDEVICE) musb->xceiv->state = OTG_STATE_B_IDLE; else musb->xceiv->state = OTG_STATE_A_WAIT_BCON; -#endif default: break; } @@ -243,13 +237,11 @@ static int musb_otg_notifications(struct notifier_block *nb, dev_dbg(musb->controller, "ID GND\n"); if (is_otg_enabled(musb)) { -#ifdef CONFIG_USB_GADGET_MUSB_HDRC if (musb->gadget_driver) { pm_runtime_get_sync(musb->controller); otg_init(musb->xceiv); omap2430_musb_set_vbus(musb, 1); } -#endif } else { pm_runtime_get_sync(musb->controller); otg_init(musb->xceiv); @@ -260,21 +252,16 @@ static int musb_otg_notifications(struct notifier_block *nb, case USB_EVENT_VBUS: dev_dbg(musb->controller, "VBUS Connect\n"); -#ifdef CONFIG_USB_GADGET_MUSB_HDRC if (musb->gadget_driver) pm_runtime_get_sync(musb->controller); -#endif otg_init(musb->xceiv); break; case USB_EVENT_NONE: dev_dbg(musb->controller, "VBUS Disconnect\n"); -#ifdef CONFIG_USB_GADGET_MUSB_HDRC if (is_otg_enabled(musb) || is_peripheral_enabled(musb)) - if (musb->gadget_driver) -#endif - { + if (musb->gadget_driver) { pm_runtime_mark_last_busy(musb->controller); pm_runtime_put_autosuspend(musb->controller); } diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c index b410357cf016..9eec41fbf3a4 100644 --- a/drivers/usb/musb/tusb6010.c +++ b/drivers/usb/musb/tusb6010.c @@ -269,8 +269,6 @@ void musb_read_fifo(struct musb_hw_ep *hw_ep, u16 len, u8 *buf) static struct musb *the_musb; -#ifdef CONFIG_USB_GADGET_MUSB_HDRC - /* This is used by gadget drivers, and OTG transceiver logic, allowing * at most mA current to be drawn from VBUS during a Default-B session * (that is, while VBUS exceeds 4.4V). In Default-A (including pure host @@ -310,10 +308,6 @@ static int tusb_draw_power(struct otg_transceiver *x, unsigned mA) return 0; } -#else -#define tusb_draw_power NULL -#endif - /* workaround for issue 13: change clock during chip idle * (to be fixed in rev3 silicon) ... symptoms include disconnect * or looping suspend/resume cycles @@ -440,19 +434,15 @@ static void musb_do_idle(unsigned long _musb) if (is_host_active(musb) && (musb->port1_status >> 16)) goto done; -#ifdef CONFIG_USB_GADGET_MUSB_HDRC - if (is_peripheral_enabled(musb) && !musb->gadget_driver) + if (is_peripheral_enabled(musb) && !musb->gadget_driver) { wakeups = 0; - else { + } else { wakeups = TUSB_PRCM_WHOSTDISCON - | TUSB_PRCM_WBUS + | TUSB_PRCM_WBUS | TUSB_PRCM_WVBUS; if (is_otg_enabled(musb)) wakeups |= TUSB_PRCM_WID; } -#else - wakeups = TUSB_PRCM_WHOSTDISCON | TUSB_PRCM_WBUS; -#endif tusb_allow_idle(musb, wakeups); } done: @@ -610,30 +600,22 @@ static int tusb_musb_set_mode(struct musb *musb, u8 musb_mode) switch (musb_mode) { -#ifdef CONFIG_USB_MUSB_HDRC_HCD case MUSB_HOST: /* Disable PHY ID detect, ground ID */ phy_otg_ctrl &= ~TUSB_PHY_OTG_CTRL_OTG_ID_PULLUP; phy_otg_ena |= TUSB_PHY_OTG_CTRL_OTG_ID_PULLUP; dev_conf |= TUSB_DEV_CONF_ID_SEL; dev_conf &= ~TUSB_DEV_CONF_SOFT_ID; break; -#endif - -#ifdef CONFIG_USB_GADGET_MUSB_HDRC case MUSB_PERIPHERAL: /* Disable PHY ID detect, keep ID pull-up on */ phy_otg_ctrl |= TUSB_PHY_OTG_CTRL_OTG_ID_PULLUP; phy_otg_ena |= TUSB_PHY_OTG_CTRL_OTG_ID_PULLUP; dev_conf |= (TUSB_DEV_CONF_ID_SEL | TUSB_DEV_CONF_SOFT_ID); break; -#endif - -#ifdef CONFIG_USB_MUSB_OTG case MUSB_OTG: /* Use PHY ID detection */ phy_otg_ctrl |= TUSB_PHY_OTG_CTRL_OTG_ID_PULLUP; phy_otg_ena |= TUSB_PHY_OTG_CTRL_OTG_ID_PULLUP; dev_conf &= ~(TUSB_DEV_CONF_ID_SEL | TUSB_DEV_CONF_SOFT_ID); break; -#endif default: dev_dbg(musb->controller, "Trying to set mode %i\n", musb_mode); @@ -684,7 +666,6 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase) /* B-dev state machine: no vbus ~= disconnect */ if ((is_otg_enabled(musb) && !musb->xceiv->default_a) || !is_host_enabled(musb)) { -#ifdef CONFIG_USB_MUSB_HDRC_HCD /* ? musb_root_disconnect(musb); */ musb->port1_status &= ~(USB_PORT_STAT_CONNECTION @@ -693,7 +674,6 @@ tusb_otg_ints(struct musb *musb, u32 int_src, void __iomem *tbase) | USB_PORT_STAT_HIGH_SPEED | USB_PORT_STAT_TEST ); -#endif if (otg_stat & TUSB_DEV_OTG_STAT_SESS_END) { dev_dbg(musb->controller, "Forcing disconnect (no interrupt)\n"); |
