Lines Matching refs:musb
80 struct platform_device *musb; member
84 #define glue_to_musb(g) platform_get_drvdata(g->musb)
90 static void am35x_musb_enable(struct musb *musb) in am35x_musb_enable() argument
92 static int am35x_musb_enable(struct musb *musb) in am35x_musb_enable()
95 void __iomem *reg_base = musb->ctrl_base; in am35x_musb_enable()
99 epmask = ((musb->epmask & AM35X_TX_EP_MASK) << AM35X_INTR_TX_SHIFT) | in am35x_musb_enable()
100 ((musb->epmask & AM35X_RX_EP_MASK) << AM35X_INTR_RX_SHIFT); in am35x_musb_enable()
106 if (is_otg_enabled(musb)) in am35x_musb_enable()
117 static void am35x_musb_disable(struct musb *musb) in am35x_musb_disable() argument
119 void __iomem *reg_base = musb->ctrl_base; in am35x_musb_disable()
124 musb_writeb(musb->mregs, MUSB_DEVCTL, 0); in am35x_musb_disable()
131 static void am35x_musb_set_vbus(struct musb *musb, int is_on) in am35x_musb_set_vbus() argument
133 WARN_ON(is_on && is_peripheral_active(musb)); in am35x_musb_set_vbus()
142 struct musb *musb = (void *)_musb; in otg_timer() local
143 void __iomem *mregs = musb->mregs; in otg_timer()
152 dev_dbg(musb->controller, "Poll devctl %02x (%s)\n", devctl, in otg_timer()
153 otg_state_string(musb->xceiv->state)); in otg_timer()
155 spin_lock_irqsave(&musb->lock, flags); in otg_timer()
156 switch (musb->xceiv->state) { in otg_timer()
159 musb_writeb(musb->mregs, MUSB_DEVCTL, devctl); in otg_timer()
161 devctl = musb_readb(musb->mregs, MUSB_DEVCTL); in otg_timer()
163 musb->xceiv->state = OTG_STATE_B_IDLE; in otg_timer()
164 MUSB_DEV_MODE(musb); in otg_timer()
166 musb->xceiv->state = OTG_STATE_A_IDLE; in otg_timer()
167 MUSB_HST_MODE(musb); in otg_timer()
171 musb->xceiv->state = OTG_STATE_A_WAIT_VRISE; in otg_timer()
172 musb_writel(musb->ctrl_base, CORE_INTR_SRC_SET_REG, in otg_timer()
176 if (!is_peripheral_enabled(musb)) in otg_timer()
183 musb->xceiv->state = OTG_STATE_A_IDLE; in otg_timer()
188 spin_unlock_irqrestore(&musb->lock, flags); in otg_timer()
191 static void am35x_musb_try_idle(struct musb *musb, unsigned long timeout) in am35x_musb_try_idle() argument
195 if (!is_otg_enabled(musb)) in am35x_musb_try_idle()
202 if (musb->is_active || (musb->a_wait_bcon == 0 && in am35x_musb_try_idle()
203 musb->xceiv->state == OTG_STATE_A_WAIT_BCON)) { in am35x_musb_try_idle()
204 dev_dbg(musb->controller, "%s active, deleting timer\n", in am35x_musb_try_idle()
205 otg_state_string(musb->xceiv->state)); in am35x_musb_try_idle()
212 dev_dbg(musb->controller, "Longer idle timer already pending, ignoring...\n"); in am35x_musb_try_idle()
217 dev_dbg(musb->controller, "%s inactive, starting idle timer for %u ms\n", in am35x_musb_try_idle()
218 otg_state_string(musb->xceiv->state), in am35x_musb_try_idle()
226 struct musb *musb = hci; in am35x_musb_interrupt() local
227 void __iomem *reg_base = musb->ctrl_base; in am35x_musb_interrupt()
229 struct device *dev = musb->controller; in am35x_musb_interrupt()
232 struct usb_otg *otg = musb->xceiv->otg; in am35x_musb_interrupt()
235 (struct omap_musb_board_data *)musb->controller; in am35x_musb_interrupt()
249 spin_lock_irqsave(&musb->lock, flags); in am35x_musb_interrupt()
257 musb->int_rx = in am35x_musb_interrupt()
259 musb->int_tx = in am35x_musb_interrupt()
271 musb->int_usb = in am35x_musb_interrupt()
285 void __iomem *mregs = musb->mregs; in am35x_musb_interrupt()
289 err = is_host_enabled(musb) && (musb->int_usb & in am35x_musb_interrupt()
303 musb->int_usb &= ~MUSB_INTR_VBUSERROR; in am35x_musb_interrupt()
304 musb->xceiv->state = OTG_STATE_A_WAIT_VFALL; in am35x_musb_interrupt()
307 } else if (is_host_enabled(musb) && drvvbus) { in am35x_musb_interrupt()
308 MUSB_HST_MODE(musb); in am35x_musb_interrupt()
310 musb->xceiv->state = OTG_STATE_A_WAIT_VRISE; in am35x_musb_interrupt()
311 portstate(musb->port1_status |= USB_PORT_STAT_POWER); in am35x_musb_interrupt()
314 musb->is_active = 0; in am35x_musb_interrupt()
315 MUSB_DEV_MODE(musb); in am35x_musb_interrupt()
317 musb->xceiv->state = OTG_STATE_B_IDLE; in am35x_musb_interrupt()
318 portstate(musb->port1_status &= ~USB_PORT_STAT_POWER); in am35x_musb_interrupt()
322 dev_dbg(musb->controller, "VBUS %s (%s)%s, devctl %02x\n", in am35x_musb_interrupt()
324 otg_state_string(musb->xceiv->state), in am35x_musb_interrupt()
331 if (musb->int_tx || musb->int_rx || musb->int_usb) in am35x_musb_interrupt()
332 ret |= musb_interrupt(musb); in am35x_musb_interrupt()
346 if (is_otg_enabled(musb) && musb->xceiv->state == OTG_STATE_B_IDLE) in am35x_musb_interrupt()
350 spin_unlock_irqrestore(&musb->lock, flags); in am35x_musb_interrupt()
356 static int am35x_musb_set_mode(struct musb *musb, u8 musb_mode) in am35x_musb_set_mode() argument
358 struct device *dev = musb->controller; in am35x_musb_set_mode()
372 static int am35x_musb_init(struct musb *musb) in am35x_musb_init() argument
375 struct device *dev = musb->controller; in am35x_musb_init()
380 (struct omap_musb_board_data *)musb->controller; in am35x_musb_init()
382 void __iomem *reg_base = musb->ctrl_base; in am35x_musb_init()
385 musb->mregs += USB_MENTOR_CORE_OFFSET; in am35x_musb_init()
394 musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2); in am35x_musb_init()
395 if (IS_ERR_OR_NULL(musb->xceiv)) in am35x_musb_init()
398 if (is_host_enabled(musb)) in am35x_musb_init()
399 setup_timer(&otg_workaround, otg_timer, (unsigned long) musb); in am35x_musb_init()
415 musb->isr = am35x_musb_interrupt; in am35x_musb_init()
424 static int am35x_musb_exit(struct musb *musb) in am35x_musb_exit() argument
427 struct device *dev = musb->controller; in am35x_musb_exit()
432 (struct omap_musb_board_data *)musb->controller; in am35x_musb_exit()
436 if (is_host_enabled(musb)) in am35x_musb_exit()
445 usb_put_phy(musb->xceiv); in am35x_musb_exit()
507 struct platform_device *musb; in am35x_probe() local
521 musb = platform_device_alloc("musb-hdrc", -1); in am35x_probe()
522 if (!musb) { in am35x_probe()
553 musb->dev.parent = &pdev->dev; in am35x_probe()
554 musb->dev.dma_mask = &am35x_dmamask; in am35x_probe()
555 musb->dev.coherent_dma_mask = am35x_dmamask; in am35x_probe()
558 glue->musb = musb; in am35x_probe()
566 ret = platform_device_add_resources(musb, pdev->resource, in am35x_probe()
573 ret = platform_device_add_data(musb, pdata, sizeof(*pdata)); in am35x_probe()
579 ret = platform_device_add(musb); in am35x_probe()
600 platform_device_put(musb); in am35x_probe()
613 platform_device_del(glue->musb); in am35x_remove()
614 platform_device_put(glue->musb); in am35x_remove()