Lines Matching refs:udc
89 #define at91_udp_read(udc, reg) \ argument
90 __raw_readl((udc)->udp_baseaddr + (reg))
91 #define at91_udp_write(udc, reg, val) \ argument
92 __raw_writel((val), (udc)->udp_baseaddr + (reg))
114 struct at91_udc *udc = ep->udc; in proc_ep_show() local
116 spin_lock_irqsave(&udc->lock, flags); in proc_ep_show()
160 spin_unlock_irqrestore(&udc->lock, flags); in proc_ep_show()
184 struct at91_udc *udc = s->private; in proc_udc_show() local
191 udc->vbus ? "present" : "off", in proc_udc_show()
192 udc->enabled in proc_udc_show()
193 ? (udc->vbus ? "active" : "enabled") in proc_udc_show()
195 udc->gadget.is_selfpowered ? "self" : "VBUS", in proc_udc_show()
196 udc->suspended ? ", suspended" : "", in proc_udc_show()
197 udc->driver ? udc->driver->driver.name : "(none)"); in proc_udc_show()
200 if (!udc->clocked) { in proc_udc_show()
205 tmp = at91_udp_read(udc, AT91_UDP_FRM_NUM); in proc_udc_show()
211 tmp = at91_udp_read(udc, AT91_UDP_GLB_STAT); in proc_udc_show()
219 tmp = at91_udp_read(udc, AT91_UDP_FADDR); in proc_udc_show()
224 proc_irq_show(s, "imr ", at91_udp_read(udc, AT91_UDP_IMR)); in proc_udc_show()
225 proc_irq_show(s, "isr ", at91_udp_read(udc, AT91_UDP_ISR)); in proc_udc_show()
227 if (udc->enabled && udc->vbus) { in proc_udc_show()
228 proc_ep_show(s, &udc->ep[0]); in proc_udc_show()
229 list_for_each_entry (ep, &udc->gadget.ep_list, ep.ep_list) { in proc_udc_show()
237 static void create_debug_file(struct at91_udc *udc) in create_debug_file() argument
239 udc->pde = proc_create_single_data(debug_filename, 0, NULL, in create_debug_file()
240 proc_udc_show, udc); in create_debug_file()
243 static void remove_debug_file(struct at91_udc *udc) in remove_debug_file() argument
245 if (udc->pde) in remove_debug_file()
251 static inline void create_debug_file(struct at91_udc *udc) {} in create_debug_file() argument
252 static inline void remove_debug_file(struct at91_udc *udc) {} in remove_debug_file() argument
262 struct at91_udc *udc = ep->udc; in done() local
273 spin_unlock(&udc->lock); in done()
275 spin_lock(&udc->lock); in done()
280 at91_udp_write(udc, AT91_UDP_IDR, ep->int_mask); in done()
475 struct at91_udc *udc; in at91_ep_enable() local
489 udc = ep->udc; in at91_ep_enable()
490 if (!udc->driver || udc->gadget.speed == USB_SPEED_UNKNOWN) { in at91_ep_enable()
524 spin_lock_irqsave(&udc->lock, flags); in at91_ep_enable()
542 at91_udp_write(udc, AT91_UDP_RST_EP, ep->int_mask); in at91_ep_enable()
543 at91_udp_write(udc, AT91_UDP_RST_EP, 0); in at91_ep_enable()
545 spin_unlock_irqrestore(&udc->lock, flags); in at91_ep_enable()
552 struct at91_udc *udc = ep->udc; in at91_ep_disable() local
555 if (ep == &ep->udc->ep[0]) in at91_ep_disable()
558 spin_lock_irqsave(&udc->lock, flags); in at91_ep_disable()
567 if (ep->udc->clocked) { in at91_ep_disable()
568 at91_udp_write(udc, AT91_UDP_RST_EP, ep->int_mask); in at91_ep_disable()
569 at91_udp_write(udc, AT91_UDP_RST_EP, 0); in at91_ep_disable()
573 spin_unlock_irqrestore(&udc->lock, flags); in at91_ep_disable()
609 struct at91_udc *udc; in at91_ep_queue() local
627 udc = ep->udc; in at91_ep_queue()
629 if (!udc || !udc->driver || udc->gadget.speed == USB_SPEED_UNKNOWN) { in at91_ep_queue()
637 spin_lock_irqsave(&udc->lock, flags); in at91_ep_queue()
655 if (!udc->req_pending) { in at91_ep_queue()
664 if (udc->wait_for_config_ack) { in at91_ep_queue()
665 tmp = at91_udp_read(udc, AT91_UDP_GLB_STAT); in at91_ep_queue()
668 at91_udp_write(udc, AT91_UDP_GLB_STAT, tmp); in at91_ep_queue()
678 udc->req_pending = 0; in at91_ep_queue()
697 at91_udp_write(udc, AT91_UDP_IER, ep->int_mask); in at91_ep_queue()
700 spin_unlock_irqrestore(&udc->lock, flags); in at91_ep_queue()
709 struct at91_udc *udc; in at91_ep_dequeue() local
715 udc = ep->udc; in at91_ep_dequeue()
717 spin_lock_irqsave(&udc->lock, flags); in at91_ep_dequeue()
725 spin_unlock_irqrestore(&udc->lock, flags); in at91_ep_dequeue()
730 spin_unlock_irqrestore(&udc->lock, flags); in at91_ep_dequeue()
737 struct at91_udc *udc = ep->udc; in at91_ep_set_halt() local
743 if (!_ep || ep->is_iso || !ep->udc->clocked) in at91_ep_set_halt()
747 spin_lock_irqsave(&udc->lock, flags); in at91_ep_set_halt()
765 at91_udp_write(udc, AT91_UDP_RST_EP, ep->int_mask); in at91_ep_set_halt()
766 at91_udp_write(udc, AT91_UDP_RST_EP, 0); in at91_ep_set_halt()
772 spin_unlock_irqrestore(&udc->lock, flags); in at91_ep_set_halt()
791 struct at91_udc *udc = to_udc(gadget); in at91_get_frame() local
795 return at91_udp_read(udc, AT91_UDP_FRM_NUM) & AT91_UDP_NUM; in at91_get_frame()
800 struct at91_udc *udc = to_udc(gadget); in at91_wakeup() local
806 spin_lock_irqsave(&udc->lock, flags); in at91_wakeup()
808 if (!udc->clocked || !udc->suspended) in at91_wakeup()
813 glbstate = at91_udp_read(udc, AT91_UDP_GLB_STAT); in at91_wakeup()
817 at91_udp_write(udc, AT91_UDP_GLB_STAT, glbstate); in at91_wakeup()
820 spin_unlock_irqrestore(&udc->lock, flags); in at91_wakeup()
825 static void udc_reinit(struct at91_udc *udc) in udc_reinit() argument
829 INIT_LIST_HEAD(&udc->gadget.ep_list); in udc_reinit()
830 INIT_LIST_HEAD(&udc->gadget.ep0->ep_list); in udc_reinit()
831 udc->gadget.quirk_stall_not_supp = 1; in udc_reinit()
834 struct at91_ep *ep = &udc->ep[i]; in udc_reinit()
837 list_add_tail(&ep->ep.ep_list, &udc->gadget.ep_list); in udc_reinit()
842 ep->creg = (void __iomem *) udc->udp_baseaddr + AT91_UDP_CSR(i); in udc_reinit()
848 static void reset_gadget(struct at91_udc *udc) in reset_gadget() argument
850 struct usb_gadget_driver *driver = udc->driver; in reset_gadget()
853 if (udc->gadget.speed == USB_SPEED_UNKNOWN) in reset_gadget()
855 udc->gadget.speed = USB_SPEED_UNKNOWN; in reset_gadget()
856 udc->suspended = 0; in reset_gadget()
859 struct at91_ep *ep = &udc->ep[i]; in reset_gadget()
865 spin_unlock(&udc->lock); in reset_gadget()
866 usb_gadget_udc_reset(&udc->gadget, driver); in reset_gadget()
867 spin_lock(&udc->lock); in reset_gadget()
870 udc_reinit(udc); in reset_gadget()
873 static void stop_activity(struct at91_udc *udc) in stop_activity() argument
875 struct usb_gadget_driver *driver = udc->driver; in stop_activity()
878 if (udc->gadget.speed == USB_SPEED_UNKNOWN) in stop_activity()
880 udc->gadget.speed = USB_SPEED_UNKNOWN; in stop_activity()
881 udc->suspended = 0; in stop_activity()
884 struct at91_ep *ep = &udc->ep[i]; in stop_activity()
889 spin_unlock(&udc->lock); in stop_activity()
890 driver->disconnect(&udc->gadget); in stop_activity()
891 spin_lock(&udc->lock); in stop_activity()
894 udc_reinit(udc); in stop_activity()
897 static void clk_on(struct at91_udc *udc) in clk_on() argument
899 if (udc->clocked) in clk_on()
901 udc->clocked = 1; in clk_on()
903 clk_enable(udc->iclk); in clk_on()
904 clk_enable(udc->fclk); in clk_on()
907 static void clk_off(struct at91_udc *udc) in clk_off() argument
909 if (!udc->clocked) in clk_off()
911 udc->clocked = 0; in clk_off()
912 udc->gadget.speed = USB_SPEED_UNKNOWN; in clk_off()
913 clk_disable(udc->fclk); in clk_off()
914 clk_disable(udc->iclk); in clk_off()
921 static void pullup(struct at91_udc *udc, int is_on) in pullup() argument
923 if (!udc->enabled || !udc->vbus) in pullup()
928 clk_on(udc); in pullup()
929 at91_udp_write(udc, AT91_UDP_ICR, AT91_UDP_RXRSM); in pullup()
930 at91_udp_write(udc, AT91_UDP_TXVC, 0); in pullup()
932 stop_activity(udc); in pullup()
933 at91_udp_write(udc, AT91_UDP_IDR, AT91_UDP_RXRSM); in pullup()
934 at91_udp_write(udc, AT91_UDP_TXVC, AT91_UDP_TXVC_TXVDIS); in pullup()
935 clk_off(udc); in pullup()
938 if (udc->caps && udc->caps->pullup) in pullup()
939 udc->caps->pullup(udc, is_on); in pullup()
945 struct at91_udc *udc = to_udc(gadget); in at91_vbus_session() local
949 spin_lock_irqsave(&udc->lock, flags); in at91_vbus_session()
950 udc->vbus = (is_active != 0); in at91_vbus_session()
951 if (udc->driver) in at91_vbus_session()
952 pullup(udc, is_active); in at91_vbus_session()
954 pullup(udc, 0); in at91_vbus_session()
955 spin_unlock_irqrestore(&udc->lock, flags); in at91_vbus_session()
961 struct at91_udc *udc = to_udc(gadget); in at91_pullup() local
964 spin_lock_irqsave(&udc->lock, flags); in at91_pullup()
965 udc->enabled = is_on = !!is_on; in at91_pullup()
966 pullup(udc, is_on); in at91_pullup()
967 spin_unlock_irqrestore(&udc->lock, flags); in at91_pullup()
973 struct at91_udc *udc = to_udc(gadget); in at91_set_selfpowered() local
976 spin_lock_irqsave(&udc->lock, flags); in at91_set_selfpowered()
978 spin_unlock_irqrestore(&udc->lock, flags); in at91_set_selfpowered()
1046 static void handle_setup(struct at91_udc *udc, struct at91_ep *ep, u32 csr) in handle_setup() argument
1075 udc->wait_for_addr_ack = 0; in handle_setup()
1076 udc->wait_for_config_ack = 0; in handle_setup()
1093 udc->req_pending = 1; in handle_setup()
1102 udc->addr = w_value; in handle_setup()
1103 udc->wait_for_addr_ack = 1; in handle_setup()
1104 udc->req_pending = 0; in handle_setup()
1110 tmp = at91_udp_read(udc, AT91_UDP_GLB_STAT) & AT91_UDP_CONFG; in handle_setup()
1112 udc->wait_for_config_ack = (tmp == 0); in handle_setup()
1114 udc->wait_for_config_ack = (tmp != 0); in handle_setup()
1115 if (udc->wait_for_config_ack) in handle_setup()
1126 tmp = (udc->gadget.is_selfpowered << USB_DEVICE_SELF_POWERED); in handle_setup()
1127 if (at91_udp_read(udc, AT91_UDP_GLB_STAT) & AT91_UDP_ESR) in handle_setup()
1138 tmp = at91_udp_read(udc, AT91_UDP_GLB_STAT); in handle_setup()
1140 at91_udp_write(udc, AT91_UDP_GLB_STAT, tmp); in handle_setup()
1146 tmp = at91_udp_read(udc, AT91_UDP_GLB_STAT); in handle_setup()
1148 at91_udp_write(udc, AT91_UDP_GLB_STAT, tmp); in handle_setup()
1175 ep = &udc->ep[tmp]; in handle_setup()
1198 ep = &udc->ep[tmp]; in handle_setup()
1217 ep = &udc->ep[tmp]; in handle_setup()
1230 at91_udp_write(udc, AT91_UDP_RST_EP, ep->int_mask); in handle_setup()
1231 at91_udp_write(udc, AT91_UDP_RST_EP, 0); in handle_setup()
1246 if (udc->driver) { in handle_setup()
1247 spin_unlock(&udc->lock); in handle_setup()
1248 status = udc->driver->setup(&udc->gadget, &pkt.r); in handle_setup()
1249 spin_lock(&udc->lock); in handle_setup()
1259 udc->req_pending = 0; in handle_setup()
1269 udc->req_pending = 0; in handle_setup()
1272 static void handle_ep0(struct at91_udc *udc) in handle_ep0() argument
1274 struct at91_ep *ep0 = &udc->ep[0]; in handle_ep0()
1281 udc->req_pending = 0; in handle_ep0()
1290 udc->req_pending = 0; in handle_ep0()
1291 handle_setup(udc, ep0, csr); in handle_ep0()
1308 udc->req_pending = 0; in handle_ep0()
1319 udc->req_pending = 0; in handle_ep0()
1326 if (udc->wait_for_addr_ack) { in handle_ep0()
1329 at91_udp_write(udc, AT91_UDP_FADDR, in handle_ep0()
1330 AT91_UDP_FEN | udc->addr); in handle_ep0()
1331 tmp = at91_udp_read(udc, AT91_UDP_GLB_STAT); in handle_ep0()
1333 if (udc->addr) in handle_ep0()
1335 at91_udp_write(udc, AT91_UDP_GLB_STAT, tmp); in handle_ep0()
1337 udc->wait_for_addr_ack = 0; in handle_ep0()
1338 VDBG("address %d\n", udc->addr); in handle_ep0()
1358 udc->req_pending = 0; in handle_ep0()
1360 } else if (udc->req_pending) { in handle_ep0()
1380 udc->req_pending = 0; in handle_ep0()
1397 struct at91_udc *udc = _udc; in at91_udc_irq() local
1402 spin_lock_irqsave(&udc->lock, flags); in at91_udc_irq()
1404 if (!udc->clocked) { in at91_udc_irq()
1405 clk_on(udc); in at91_udc_irq()
1412 status = at91_udp_read(udc, AT91_UDP_ISR) in at91_udc_irq()
1413 & at91_udp_read(udc, AT91_UDP_IMR); in at91_udc_irq()
1419 at91_udp_write(udc, AT91_UDP_IDR, ~MINIMUS_INTERRUPTUS); in at91_udc_irq()
1420 at91_udp_write(udc, AT91_UDP_IER, MINIMUS_INTERRUPTUS); in at91_udc_irq()
1422 at91_udp_write(udc, AT91_UDP_ICR, AT91_UDP_ENDBUSRES); in at91_udc_irq()
1423 at91_udp_write(udc, AT91_UDP_ICR, AT91_UDP_ENDBUSRES); in at91_udc_irq()
1425 udc->addr = 0; in at91_udc_irq()
1426 reset_gadget(udc); in at91_udc_irq()
1429 at91_udp_write(udc, AT91_UDP_CSR(0), in at91_udc_irq()
1431 udc->gadget.speed = USB_SPEED_FULL; in at91_udc_irq()
1432 udc->suspended = 0; in at91_udc_irq()
1433 at91_udp_write(udc, AT91_UDP_IER, AT91_UDP_EP(0)); in at91_udc_irq()
1444 at91_udp_write(udc, AT91_UDP_IDR, AT91_UDP_RXSUSP); in at91_udc_irq()
1445 at91_udp_write(udc, AT91_UDP_IER, AT91_UDP_RXRSM); in at91_udc_irq()
1446 at91_udp_write(udc, AT91_UDP_ICR, AT91_UDP_RXSUSP); in at91_udc_irq()
1448 if (udc->suspended) in at91_udc_irq()
1450 udc->suspended = 1; in at91_udc_irq()
1458 if (udc->driver && udc->driver->suspend) { in at91_udc_irq()
1459 spin_unlock(&udc->lock); in at91_udc_irq()
1460 udc->driver->suspend(&udc->gadget); in at91_udc_irq()
1461 spin_lock(&udc->lock); in at91_udc_irq()
1466 at91_udp_write(udc, AT91_UDP_IDR, AT91_UDP_RXRSM); in at91_udc_irq()
1467 at91_udp_write(udc, AT91_UDP_IER, AT91_UDP_RXSUSP); in at91_udc_irq()
1468 at91_udp_write(udc, AT91_UDP_ICR, AT91_UDP_RXRSM); in at91_udc_irq()
1470 if (!udc->suspended) in at91_udc_irq()
1472 udc->suspended = 0; in at91_udc_irq()
1479 if (udc->driver && udc->driver->resume) { in at91_udc_irq()
1480 spin_unlock(&udc->lock); in at91_udc_irq()
1481 udc->driver->resume(&udc->gadget); in at91_udc_irq()
1482 spin_lock(&udc->lock); in at91_udc_irq()
1489 struct at91_ep *ep = &udc->ep[1]; in at91_udc_irq()
1492 handle_ep0(udc); in at91_udc_irq()
1503 clk_off(udc); in at91_udc_irq()
1505 spin_unlock_irqrestore(&udc->lock, flags); in at91_udc_irq()
1512 static void at91_vbus_update(struct at91_udc *udc, unsigned value) in at91_vbus_update() argument
1514 value ^= udc->board.vbus_active_low; in at91_vbus_update()
1515 if (value != udc->vbus) in at91_vbus_update()
1516 at91_vbus_session(&udc->gadget, value); in at91_vbus_update()
1521 struct at91_udc *udc = _udc; in at91_vbus_irq() local
1525 at91_vbus_update(udc, gpio_get_value(udc->board.vbus_pin)); in at91_vbus_irq()
1532 struct at91_udc *udc = container_of(work, struct at91_udc, in at91_vbus_timer_work() local
1535 at91_vbus_update(udc, gpio_get_value_cansleep(udc->board.vbus_pin)); in at91_vbus_timer_work()
1537 if (!timer_pending(&udc->vbus_timer)) in at91_vbus_timer_work()
1538 mod_timer(&udc->vbus_timer, jiffies + VBUS_POLL_TIMEOUT); in at91_vbus_timer_work()
1543 struct at91_udc *udc = from_timer(udc, t, vbus_timer); in at91_vbus_timer() local
1550 schedule_work(&udc->vbus_timer_work); in at91_vbus_timer()
1556 struct at91_udc *udc; in at91_start() local
1558 udc = container_of(gadget, struct at91_udc, gadget); in at91_start()
1559 udc->driver = driver; in at91_start()
1560 udc->gadget.dev.of_node = udc->pdev->dev.of_node; in at91_start()
1561 udc->enabled = 1; in at91_start()
1562 udc->gadget.is_selfpowered = 1; in at91_start()
1569 struct at91_udc *udc; in at91_stop() local
1572 udc = container_of(gadget, struct at91_udc, gadget); in at91_stop()
1573 spin_lock_irqsave(&udc->lock, flags); in at91_stop()
1574 udc->enabled = 0; in at91_stop()
1575 at91_udp_write(udc, AT91_UDP_IDR, ~0); in at91_stop()
1576 spin_unlock_irqrestore(&udc->lock, flags); in at91_stop()
1578 udc->driver = NULL; in at91_stop()
1587 struct at91_udc *udc = platform_get_drvdata(dev); in at91udc_shutdown() local
1591 spin_lock_irqsave(&udc->lock, flags); in at91udc_shutdown()
1593 spin_unlock_irqrestore(&udc->lock, flags); in at91udc_shutdown()
1596 static int at91rm9200_udc_init(struct at91_udc *udc) in at91rm9200_udc_init() argument
1603 ep = &udc->ep[i]; in at91rm9200_udc_init()
1619 if (!gpio_is_valid(udc->board.pullup_pin)) { in at91rm9200_udc_init()
1624 ret = devm_gpio_request(&udc->pdev->dev, udc->board.pullup_pin, in at91rm9200_udc_init()
1631 gpio_direction_output(udc->board.pullup_pin, in at91rm9200_udc_init()
1632 udc->board.pullup_active_low); in at91rm9200_udc_init()
1637 static void at91rm9200_udc_pullup(struct at91_udc *udc, int is_on) in at91rm9200_udc_pullup() argument
1639 int active = !udc->board.pullup_active_low; in at91rm9200_udc_pullup()
1642 gpio_set_value(udc->board.pullup_pin, active); in at91rm9200_udc_pullup()
1644 gpio_set_value(udc->board.pullup_pin, !active); in at91rm9200_udc_pullup()
1652 static int at91sam9260_udc_init(struct at91_udc *udc) in at91sam9260_udc_init() argument
1658 ep = &udc->ep[i]; in at91sam9260_udc_init()
1673 static void at91sam9260_udc_pullup(struct at91_udc *udc, int is_on) in at91sam9260_udc_pullup() argument
1675 u32 txvc = at91_udp_read(udc, AT91_UDP_TXVC); in at91sam9260_udc_pullup()
1682 at91_udp_write(udc, AT91_UDP_TXVC, txvc); in at91sam9260_udc_pullup()
1690 static int at91sam9261_udc_init(struct at91_udc *udc) in at91sam9261_udc_init() argument
1696 ep = &udc->ep[i]; in at91sam9261_udc_init()
1711 udc->matrix = syscon_regmap_lookup_by_phandle(udc->pdev->dev.of_node, in at91sam9261_udc_init()
1713 return PTR_ERR_OR_ZERO(udc->matrix); in at91sam9261_udc_init()
1716 static void at91sam9261_udc_pullup(struct at91_udc *udc, int is_on) in at91sam9261_udc_pullup() argument
1723 regmap_update_bits(udc->matrix, AT91SAM9261_MATRIX_USBPUCR, in at91sam9261_udc_pullup()
1732 static int at91sam9263_udc_init(struct at91_udc *udc) in at91sam9263_udc_init() argument
1738 ep = &udc->ep[i]; in at91sam9263_udc_init()
1783 static void at91udc_of_init(struct at91_udc *udc, struct device_node *np) in at91udc_of_init() argument
1785 struct at91_udc_data *board = &udc->board; in at91udc_of_init()
1804 udc->caps = match->data; in at91udc_of_init()
1810 struct at91_udc *udc; in at91udc_probe() local
1816 udc = devm_kzalloc(dev, sizeof(*udc), GFP_KERNEL); in at91udc_probe()
1817 if (!udc) in at91udc_probe()
1821 udc->gadget.dev.parent = dev; in at91udc_probe()
1822 at91udc_of_init(udc, pdev->dev.of_node); in at91udc_probe()
1823 udc->pdev = pdev; in at91udc_probe()
1824 udc->enabled = 0; in at91udc_probe()
1825 spin_lock_init(&udc->lock); in at91udc_probe()
1827 udc->gadget.ops = &at91_udc_ops; in at91udc_probe()
1828 udc->gadget.ep0 = &udc->ep[0].ep; in at91udc_probe()
1829 udc->gadget.name = driver_name; in at91udc_probe()
1830 udc->gadget.dev.init_name = "gadget"; in at91udc_probe()
1833 ep = &udc->ep[i]; in at91udc_probe()
1837 ep->udc = udc; in at91udc_probe()
1844 udc->udp_baseaddr = devm_ioremap_resource(dev, res); in at91udc_probe()
1845 if (IS_ERR(udc->udp_baseaddr)) in at91udc_probe()
1846 return PTR_ERR(udc->udp_baseaddr); in at91udc_probe()
1848 if (udc->caps && udc->caps->init) { in at91udc_probe()
1849 retval = udc->caps->init(udc); in at91udc_probe()
1854 udc_reinit(udc); in at91udc_probe()
1857 udc->iclk = devm_clk_get(dev, "pclk"); in at91udc_probe()
1858 if (IS_ERR(udc->iclk)) in at91udc_probe()
1859 return PTR_ERR(udc->iclk); in at91udc_probe()
1861 udc->fclk = devm_clk_get(dev, "hclk"); in at91udc_probe()
1862 if (IS_ERR(udc->fclk)) in at91udc_probe()
1863 return PTR_ERR(udc->fclk); in at91udc_probe()
1866 clk_set_rate(udc->fclk, 48000000); in at91udc_probe()
1867 retval = clk_prepare(udc->fclk); in at91udc_probe()
1871 retval = clk_prepare_enable(udc->iclk); in at91udc_probe()
1875 at91_udp_write(udc, AT91_UDP_TXVC, AT91_UDP_TXVC_TXVDIS); in at91udc_probe()
1876 at91_udp_write(udc, AT91_UDP_IDR, 0xffffffff); in at91udc_probe()
1878 at91_udp_write(udc, AT91_UDP_ICR, 0xffffffff); in at91udc_probe()
1879 clk_disable(udc->iclk); in at91udc_probe()
1882 udc->udp_irq = platform_get_irq(pdev, 0); in at91udc_probe()
1883 retval = devm_request_irq(dev, udc->udp_irq, at91_udc_irq, 0, in at91udc_probe()
1884 driver_name, udc); in at91udc_probe()
1886 DBG("request irq %d failed\n", udc->udp_irq); in at91udc_probe()
1890 if (gpio_is_valid(udc->board.vbus_pin)) { in at91udc_probe()
1891 retval = devm_gpio_request(dev, udc->board.vbus_pin, in at91udc_probe()
1898 gpio_direction_input(udc->board.vbus_pin); in at91udc_probe()
1904 udc->vbus = gpio_get_value_cansleep(udc->board.vbus_pin) ^ in at91udc_probe()
1905 udc->board.vbus_active_low; in at91udc_probe()
1907 if (udc->board.vbus_polled) { in at91udc_probe()
1908 INIT_WORK(&udc->vbus_timer_work, at91_vbus_timer_work); in at91udc_probe()
1909 timer_setup(&udc->vbus_timer, at91_vbus_timer, 0); in at91udc_probe()
1910 mod_timer(&udc->vbus_timer, in at91udc_probe()
1914 gpio_to_irq(udc->board.vbus_pin), in at91udc_probe()
1915 at91_vbus_irq, 0, driver_name, udc); in at91udc_probe()
1918 udc->board.vbus_pin); in at91udc_probe()
1924 udc->vbus = 1; in at91udc_probe()
1926 retval = usb_add_gadget_udc(dev, &udc->gadget); in at91udc_probe()
1929 dev_set_drvdata(dev, udc); in at91udc_probe()
1931 create_debug_file(udc); in at91udc_probe()
1937 clk_unprepare(udc->iclk); in at91udc_probe()
1939 clk_unprepare(udc->fclk); in at91udc_probe()
1948 struct at91_udc *udc = platform_get_drvdata(pdev); in at91udc_remove() local
1953 usb_del_gadget_udc(&udc->gadget); in at91udc_remove()
1954 if (udc->driver) in at91udc_remove()
1957 spin_lock_irqsave(&udc->lock, flags); in at91udc_remove()
1958 pullup(udc, 0); in at91udc_remove()
1959 spin_unlock_irqrestore(&udc->lock, flags); in at91udc_remove()
1962 remove_debug_file(udc); in at91udc_remove()
1963 clk_unprepare(udc->fclk); in at91udc_remove()
1964 clk_unprepare(udc->iclk); in at91udc_remove()
1972 struct at91_udc *udc = platform_get_drvdata(pdev); in at91udc_suspend() local
1973 int wake = udc->driver && device_may_wakeup(&pdev->dev); in at91udc_suspend()
1981 if ((!udc->suspended && udc->addr) in at91udc_suspend()
1984 spin_lock_irqsave(&udc->lock, flags); in at91udc_suspend()
1985 pullup(udc, 0); in at91udc_suspend()
1987 spin_unlock_irqrestore(&udc->lock, flags); in at91udc_suspend()
1989 enable_irq_wake(udc->udp_irq); in at91udc_suspend()
1991 udc->active_suspend = wake; in at91udc_suspend()
1992 if (gpio_is_valid(udc->board.vbus_pin) && !udc->board.vbus_polled && wake) in at91udc_suspend()
1993 enable_irq_wake(udc->board.vbus_pin); in at91udc_suspend()
1999 struct at91_udc *udc = platform_get_drvdata(pdev); in at91udc_resume() local
2002 if (gpio_is_valid(udc->board.vbus_pin) && !udc->board.vbus_polled && in at91udc_resume()
2003 udc->active_suspend) in at91udc_resume()
2004 disable_irq_wake(udc->board.vbus_pin); in at91udc_resume()
2007 if (udc->active_suspend) in at91udc_resume()
2008 disable_irq_wake(udc->udp_irq); in at91udc_resume()
2010 spin_lock_irqsave(&udc->lock, flags); in at91udc_resume()
2011 pullup(udc, 1); in at91udc_resume()
2012 spin_unlock_irqrestore(&udc->lock, flags); in at91udc_resume()