38 	struct fotg210_chip                  *chip;  member
66 static inline int fifo_to_ep(struct fotg210_chip *chip, int id, int in)  in fifo_to_ep()  argument
71 static inline int ep_to_fifo(struct fotg210_chip *chip, int id)  in ep_to_fifo()  argument
76 static inline int ep_reset(struct fotg210_chip *chip, uint8_t ep_addr)  in ep_reset()  argument
79 	struct fotg210_regs *regs = chip->regs;  in ep_reset()
100 static int fotg210_reset(struct fotg210_chip *chip)  in fotg210_reset()  argument
102 	struct fotg210_regs *regs = chip->regs;  in fotg210_reset()
105 	chip->state = USB_STATE_POWERED;  in fotg210_reset()
107 	/* chip enable */  in fotg210_reset()
111 	chip->addr = 0;  in fotg210_reset()
131 	/* chip reset */  in fotg210_reset()
135 		printf("fotg210: chip reset failed\n");  in fotg210_reset()
189 static inline int fotg210_cxwait(struct fotg210_chip *chip, uint32_t mask)  in fotg210_cxwait()  argument
191 	struct fotg210_regs *regs = chip->regs;  in fotg210_cxwait()
210 	struct fotg210_chip *chip = ep->chip;  in fotg210_dma()  local
211 	struct fotg210_regs *regs = chip->regs;  in fotg210_dma()
215 	int fifo = ep_to_fifo(chip, ep->id);  in fotg210_dma()
246 			fotg210_cxwait(chip, CXFIFO_CXFIFOE);  in fotg210_dma()
251 			fotg210_cxwait(chip, CXFIFO_FIFOE(fifo));  in fotg210_dma()
318 static void fotg210_setup(struct fotg210_chip *chip)  in fotg210_setup()  argument
323 	struct fotg210_regs *regs = chip->regs;  in fotg210_setup()
329 	if (chip->state == USB_STATE_POWERED) {  in fotg210_setup()
330 		chip->state = USB_STATE_DEFAULT;  in fotg210_setup()
335 				chip->gadget.speed = USB_SPEED_HIGH;  in fotg210_setup()
340 				chip->gadget.speed = USB_SPEED_FULL;  in fotg210_setup()
369 				chip->state = USB_STATE_ADDRESS;  in fotg210_setup()
370 				writel(chip->addr, &regs->dev_addr);  in fotg210_setup()
372 				chip->state = USB_STATE_CONFIGURED;  in fotg210_setup()
373 				writel(chip->addr | DEVADDR_CONF,  in fotg210_setup()
381 			chip->state = USB_STATE_ADDRESS;  in fotg210_setup()
382 			chip->addr  = req->wValue & DEVADDR_ADDR_MASK;  in fotg210_setup()
384 			writel(chip->addr, &regs->dev_addr);  in fotg210_setup()
392 				ep_reset(chip, req->wIndex);  in fotg210_setup()
438 	if (ret == CX_IDLE && chip->driver->setup) {  in fotg210_setup()
439 		if (chip->driver->setup(&chip->gadget, req) < 0)  in fotg210_setup()
466 static void fotg210_recv(struct fotg210_chip *chip, int ep_id)  in fotg210_recv()  argument
468 	struct fotg210_regs *regs = chip->regs;  in fotg210_recv()
469 	struct fotg210_ep *ep = chip->ep + ep_id;  in fotg210_recv()
493 			GIMR1_FIFO_RX(ep_to_fifo(chip, ep->id)));  in fotg210_recv()
504 	struct fotg210_chip *chip = ep->chip;  in fotg210_ep_enable()  local
505 	struct fotg210_regs *regs = chip->regs;  in fotg210_ep_enable()
506 	int id = ep_to_fifo(chip, ep->id);  in fotg210_ep_enable()
548 	struct fotg210_chip *chip = ep->chip;  in fotg210_ep_disable()  local
549 	struct fotg210_regs *regs = chip->regs;  in fotg210_ep_disable()
550 	int id = ep_to_fifo(chip, ep->id);  in fotg210_ep_disable()
586 	struct fotg210_chip *chip = ep->chip;  in fotg210_ep_queue()  local
587 	struct fotg210_regs *regs = chip->regs;  in fotg210_ep_queue()
597 	if (!chip || chip->state == USB_STATE_SUSPENDED) {  in fotg210_ep_queue()
598 		printf("fotg210: request while chip suspended\n");  in fotg210_ep_queue()
630 				GIMR1_FIFO_RX(ep_to_fifo(chip, ep->id)));  in fotg210_ep_queue()
671 	struct fotg210_chip *chip = ep->chip;  in fotg210_ep_halt()  local
672 	struct fotg210_regs *regs = chip->regs;  in fotg210_ep_halt()
681 			fotg210_cxwait(chip, 0xf00);  in fotg210_ep_halt()
708 static void pullup(struct fotg210_chip *chip, int is_on)  in pullup()  argument
710 	struct fotg210_regs *regs = chip->regs;  in pullup()
713 		if (!chip->pullup) {  in pullup()
714 			chip->state = USB_STATE_POWERED;  in pullup()
715 			chip->pullup = 1;  in pullup()
716 			/* enable the chip */  in pullup()
722 		chip->state = USB_STATE_NOTATTACHED;  in pullup()
723 		chip->pullup = 0;  in pullup()
724 		chip->addr = 0;  in pullup()
725 		writel(chip->addr, &regs->dev_addr);  in pullup()
728 		/* disable the chip */  in pullup()
735 	struct fotg210_chip *chip;  in fotg210_pullup()  local
737 	chip = container_of(_gadget, struct fotg210_chip, gadget);  in fotg210_pullup()
741 	pullup(chip, is_on);  in fotg210_pullup()
748 	struct fotg210_chip *chip;  in fotg210_get_frame()  local
751 	chip = container_of(_gadget, struct fotg210_chip, gadget);  in fotg210_get_frame()
752 	regs = chip->regs;  in fotg210_get_frame()
793 		.chip      = &controller,
802 		.chip      = &controller,
811 		.chip      = &controller,
820 		.chip      = &controller,
829 		.chip      = &controller,
836 	struct fotg210_chip *chip = &controller;  in usb_gadget_handle_interrupts()  local
837 	struct fotg210_regs *regs = chip->regs;  in usb_gadget_handle_interrupts()
866 			fotg210_setup(chip);  in usb_gadget_handle_interrupts()
876 				fotg210_recv(chip, fifo_to_ep(chip, id, 0));  in usb_gadget_handle_interrupts()
914 	struct fotg210_chip *chip = &controller;  in usb_gadget_register_driver()  local
921 	INIT_LIST_HEAD(&chip->gadget.ep_list);  in usb_gadget_register_driver()
923 		struct fotg210_ep *ep = chip->ep + i;  in usb_gadget_register_driver()
932 			list_add_tail(&ep->ep.ep_list, &chip->gadget.ep_list);  in usb_gadget_register_driver()
936 	if (fotg210_reset(chip)) {  in usb_gadget_register_driver()
941 	ret = driver->bind(&chip->gadget);  in usb_gadget_register_driver()
946 	chip->driver = driver;  in usb_gadget_register_driver()
953 	struct fotg210_chip *chip = &controller;  in usb_gadget_unregister_driver()  local
955 	driver->unbind(&chip->gadget);  in usb_gadget_unregister_driver()
956 	chip->driver = NULL;  in usb_gadget_unregister_driver()
958 	pullup(chip, 0);  in usb_gadget_unregister_driver()