Lines Matching refs:r8a66597
36 static void init_controller(struct r8a66597 *r8a66597);
37 static void disable_controller(struct r8a66597 *r8a66597);
48 static inline u16 get_usb_speed(struct r8a66597 *r8a66597) in get_usb_speed() argument
50 return r8a66597_read(r8a66597, DVSTCTR0) & RHST; in get_usb_speed()
53 static void enable_pipe_irq(struct r8a66597 *r8a66597, u16 pipenum, in enable_pipe_irq() argument
58 tmp = r8a66597_read(r8a66597, INTENB0); in enable_pipe_irq()
59 r8a66597_bclr(r8a66597, BEMPE | NRDYE | BRDYE, in enable_pipe_irq()
61 r8a66597_bset(r8a66597, (1 << pipenum), reg); in enable_pipe_irq()
62 r8a66597_write(r8a66597, tmp, INTENB0); in enable_pipe_irq()
65 static void disable_pipe_irq(struct r8a66597 *r8a66597, u16 pipenum, in disable_pipe_irq() argument
70 tmp = r8a66597_read(r8a66597, INTENB0); in disable_pipe_irq()
71 r8a66597_bclr(r8a66597, BEMPE | NRDYE | BRDYE, in disable_pipe_irq()
73 r8a66597_bclr(r8a66597, (1 << pipenum), reg); in disable_pipe_irq()
74 r8a66597_write(r8a66597, tmp, INTENB0); in disable_pipe_irq()
77 static void r8a66597_usb_connect(struct r8a66597 *r8a66597) in r8a66597_usb_connect() argument
79 r8a66597_bset(r8a66597, CTRE, INTENB0); in r8a66597_usb_connect()
80 r8a66597_bset(r8a66597, BEMPE | BRDYE, INTENB0); in r8a66597_usb_connect()
82 r8a66597_bset(r8a66597, DPRPU, SYSCFG0); in r8a66597_usb_connect()
85 static void r8a66597_usb_disconnect(struct r8a66597 *r8a66597) in r8a66597_usb_disconnect() argument
86 __releases(r8a66597->lock) in r8a66597_usb_disconnect()
87 __acquires(r8a66597->lock) in r8a66597_usb_disconnect()
89 r8a66597_bclr(r8a66597, CTRE, INTENB0); in r8a66597_usb_disconnect()
90 r8a66597_bclr(r8a66597, BEMPE | BRDYE, INTENB0); in r8a66597_usb_disconnect()
91 r8a66597_bclr(r8a66597, DPRPU, SYSCFG0); in r8a66597_usb_disconnect()
93 r8a66597->gadget.speed = USB_SPEED_UNKNOWN; in r8a66597_usb_disconnect()
94 spin_unlock(&r8a66597->lock); in r8a66597_usb_disconnect()
95 r8a66597->driver->disconnect(&r8a66597->gadget); in r8a66597_usb_disconnect()
96 spin_lock(&r8a66597->lock); in r8a66597_usb_disconnect()
98 disable_controller(r8a66597); in r8a66597_usb_disconnect()
99 init_controller(r8a66597); in r8a66597_usb_disconnect()
100 r8a66597_bset(r8a66597, VBSE, INTENB0); in r8a66597_usb_disconnect()
101 INIT_LIST_HEAD(&r8a66597->ep[0].queue); in r8a66597_usb_disconnect()
104 static inline u16 control_reg_get_pid(struct r8a66597 *r8a66597, u16 pipenum) in control_reg_get_pid() argument
110 pid = r8a66597_read(r8a66597, DCPCTR) & PID; in control_reg_get_pid()
113 pid = r8a66597_read(r8a66597, offset) & PID; in control_reg_get_pid()
115 dev_err(r8a66597_to_dev(r8a66597), "unexpect pipe num (%d)\n", in control_reg_get_pid()
122 static inline void control_reg_set_pid(struct r8a66597 *r8a66597, u16 pipenum, in control_reg_set_pid() argument
128 r8a66597_mdfy(r8a66597, pid, PID, DCPCTR); in control_reg_set_pid()
131 r8a66597_mdfy(r8a66597, pid, PID, offset); in control_reg_set_pid()
133 dev_err(r8a66597_to_dev(r8a66597), "unexpect pipe num (%d)\n", in control_reg_set_pid()
138 static inline void pipe_start(struct r8a66597 *r8a66597, u16 pipenum) in pipe_start() argument
140 control_reg_set_pid(r8a66597, pipenum, PID_BUF); in pipe_start()
143 static inline void pipe_stop(struct r8a66597 *r8a66597, u16 pipenum) in pipe_stop() argument
145 control_reg_set_pid(r8a66597, pipenum, PID_NAK); in pipe_stop()
148 static inline void pipe_stall(struct r8a66597 *r8a66597, u16 pipenum) in pipe_stall() argument
150 control_reg_set_pid(r8a66597, pipenum, PID_STALL); in pipe_stall()
153 static inline u16 control_reg_get(struct r8a66597 *r8a66597, u16 pipenum) in control_reg_get() argument
159 ret = r8a66597_read(r8a66597, DCPCTR); in control_reg_get()
162 ret = r8a66597_read(r8a66597, offset); in control_reg_get()
164 dev_err(r8a66597_to_dev(r8a66597), "unexpect pipe num (%d)\n", in control_reg_get()
171 static inline void control_reg_sqclr(struct r8a66597 *r8a66597, u16 pipenum) in control_reg_sqclr() argument
175 pipe_stop(r8a66597, pipenum); in control_reg_sqclr()
178 r8a66597_bset(r8a66597, SQCLR, DCPCTR); in control_reg_sqclr()
181 r8a66597_bset(r8a66597, SQCLR, offset); in control_reg_sqclr()
183 dev_err(r8a66597_to_dev(r8a66597), "unexpect pipe num (%d)\n", in control_reg_sqclr()
188 static void control_reg_sqset(struct r8a66597 *r8a66597, u16 pipenum) in control_reg_sqset() argument
192 pipe_stop(r8a66597, pipenum); in control_reg_sqset()
195 r8a66597_bset(r8a66597, SQSET, DCPCTR); in control_reg_sqset()
198 r8a66597_bset(r8a66597, SQSET, offset); in control_reg_sqset()
200 dev_err(r8a66597_to_dev(r8a66597), in control_reg_sqset()
205 static u16 control_reg_sqmon(struct r8a66597 *r8a66597, u16 pipenum) in control_reg_sqmon() argument
210 return r8a66597_read(r8a66597, DCPCTR) & SQMON; in control_reg_sqmon()
213 return r8a66597_read(r8a66597, offset) & SQMON; in control_reg_sqmon()
215 dev_err(r8a66597_to_dev(r8a66597), in control_reg_sqmon()
222 static u16 save_usb_toggle(struct r8a66597 *r8a66597, u16 pipenum) in save_usb_toggle() argument
224 return control_reg_sqmon(r8a66597, pipenum); in save_usb_toggle()
227 static void restore_usb_toggle(struct r8a66597 *r8a66597, u16 pipenum, in restore_usb_toggle() argument
231 control_reg_sqset(r8a66597, pipenum); in restore_usb_toggle()
233 control_reg_sqclr(r8a66597, pipenum); in restore_usb_toggle()
236 static inline int get_buffer_size(struct r8a66597 *r8a66597, u16 pipenum) in get_buffer_size() argument
242 tmp = r8a66597_read(r8a66597, DCPCFG); in get_buffer_size()
246 tmp = r8a66597_read(r8a66597, DCPMAXP); in get_buffer_size()
250 r8a66597_write(r8a66597, pipenum, PIPESEL); in get_buffer_size()
251 tmp = r8a66597_read(r8a66597, PIPECFG); in get_buffer_size()
253 tmp = r8a66597_read(r8a66597, PIPEBUF); in get_buffer_size()
256 tmp = r8a66597_read(r8a66597, PIPEMAXP); in get_buffer_size()
264 static inline unsigned short mbw_value(struct r8a66597 *r8a66597) in mbw_value() argument
266 if (r8a66597->pdata->on_chip) in mbw_value()
272 static void r8a66597_change_curpipe(struct r8a66597 *r8a66597, u16 pipenum, in r8a66597_change_curpipe() argument
285 r8a66597_mdfy(r8a66597, loop, mask, fifosel); in r8a66597_change_curpipe()
288 tmp = r8a66597_read(r8a66597, fifosel); in r8a66597_change_curpipe()
290 dev_err(r8a66597_to_dev(r8a66597), in r8a66597_change_curpipe()
299 static inline void pipe_change(struct r8a66597 *r8a66597, u16 pipenum) in pipe_change() argument
301 struct r8a66597_ep *ep = r8a66597->pipenum2ep[pipenum]; in pipe_change()
304 r8a66597_bclr(r8a66597, DREQE, ep->fifosel); in pipe_change()
306 r8a66597_mdfy(r8a66597, pipenum, CURPIPE, ep->fifosel); in pipe_change()
310 if (r8a66597_is_sudmac(r8a66597) && ep->use_dma) in pipe_change()
311 r8a66597_bclr(r8a66597, mbw_value(r8a66597), ep->fifosel); in pipe_change()
313 r8a66597_bset(r8a66597, mbw_value(r8a66597), ep->fifosel); in pipe_change()
316 r8a66597_bset(r8a66597, DREQE, ep->fifosel); in pipe_change()
319 static int pipe_buffer_setting(struct r8a66597 *r8a66597, in pipe_buffer_setting() argument
328 r8a66597_write(r8a66597, info->pipe, PIPESEL); in pipe_buffer_setting()
364 r8a66597_write(r8a66597, pipecfg, PIPECFG); in pipe_buffer_setting()
365 r8a66597_write(r8a66597, (buf_bsize << 10) | (bufnum), PIPEBUF); in pipe_buffer_setting()
366 r8a66597_write(r8a66597, info->maxpacket, PIPEMAXP); in pipe_buffer_setting()
369 r8a66597_write(r8a66597, info->interval, PIPEPERI); in pipe_buffer_setting()
374 static void pipe_buffer_release(struct r8a66597 *r8a66597, in pipe_buffer_release() argument
381 r8a66597->bulk--; in pipe_buffer_release()
383 r8a66597->interrupt--; in pipe_buffer_release()
385 r8a66597->isochronous--; in pipe_buffer_release()
387 r8a66597->bulk--; in pipe_buffer_release()
389 dev_err(r8a66597_to_dev(r8a66597), in pipe_buffer_release()
396 struct r8a66597 *r8a66597 = ep->r8a66597; in pipe_initialize() local
398 r8a66597_mdfy(r8a66597, 0, CURPIPE, ep->fifosel); in pipe_initialize()
400 r8a66597_write(r8a66597, ACLRM, ep->pipectr); in pipe_initialize()
401 r8a66597_write(r8a66597, 0, ep->pipectr); in pipe_initialize()
402 r8a66597_write(r8a66597, SQCLR, ep->pipectr); in pipe_initialize()
404 r8a66597_mdfy(r8a66597, ep->pipenum, CURPIPE, ep->fifosel); in pipe_initialize()
408 r8a66597_bset(r8a66597, mbw_value(r8a66597), ep->fifosel); in pipe_initialize()
412 static void r8a66597_ep_setting(struct r8a66597 *r8a66597, in r8a66597_ep_setting() argument
432 r8a66597->pipenum2ep[pipenum] = ep; in r8a66597_ep_setting()
433 r8a66597->epaddr2ep[usb_endpoint_num(desc)] in r8a66597_ep_setting()
440 struct r8a66597 *r8a66597 = ep->r8a66597; in r8a66597_ep_release() local
447 r8a66597->num_dma--; in r8a66597_ep_release()
456 struct r8a66597 *r8a66597 = ep->r8a66597; in alloc_pipe_config() local
469 if (r8a66597->bulk >= R8A66597_MAX_NUM_BULK) { in alloc_pipe_config()
470 if (r8a66597->isochronous >= R8A66597_MAX_NUM_ISOC) { in alloc_pipe_config()
471 dev_err(r8a66597_to_dev(r8a66597), in alloc_pipe_config()
476 + r8a66597->isochronous; in alloc_pipe_config()
477 counter = &r8a66597->isochronous; in alloc_pipe_config()
480 info.pipe = R8A66597_BASE_PIPENUM_BULK + r8a66597->bulk; in alloc_pipe_config()
481 counter = &r8a66597->bulk; in alloc_pipe_config()
487 if (r8a66597->interrupt >= R8A66597_MAX_NUM_INT) { in alloc_pipe_config()
488 dev_err(r8a66597_to_dev(r8a66597), in alloc_pipe_config()
492 info.pipe = R8A66597_BASE_PIPENUM_INT + r8a66597->interrupt; in alloc_pipe_config()
494 counter = &r8a66597->interrupt; in alloc_pipe_config()
497 if (r8a66597->isochronous >= R8A66597_MAX_NUM_ISOC) { in alloc_pipe_config()
498 dev_err(r8a66597_to_dev(r8a66597), in alloc_pipe_config()
502 info.pipe = R8A66597_BASE_PIPENUM_ISOC + r8a66597->isochronous; in alloc_pipe_config()
504 counter = &r8a66597->isochronous; in alloc_pipe_config()
507 dev_err(r8a66597_to_dev(r8a66597), "unexpect xfer type\n"); in alloc_pipe_config()
520 ret = pipe_buffer_setting(r8a66597, &info); in alloc_pipe_config()
522 dev_err(r8a66597_to_dev(r8a66597), in alloc_pipe_config()
528 if ((counter == &r8a66597->isochronous) && info.type == R8A66597_BULK) in alloc_pipe_config()
529 r8a66597->bulk++; in alloc_pipe_config()
531 r8a66597_ep_setting(r8a66597, ep, desc, info.pipe, dma); in alloc_pipe_config()
539 struct r8a66597 *r8a66597 = ep->r8a66597; in free_pipe_config() local
544 pipe_buffer_release(r8a66597, &info); in free_pipe_config()
551 static void pipe_irq_enable(struct r8a66597 *r8a66597, u16 pipenum) in pipe_irq_enable() argument
553 enable_irq_ready(r8a66597, pipenum); in pipe_irq_enable()
554 enable_irq_nrdy(r8a66597, pipenum); in pipe_irq_enable()
557 static void pipe_irq_disable(struct r8a66597 *r8a66597, u16 pipenum) in pipe_irq_disable() argument
559 disable_irq_ready(r8a66597, pipenum); in pipe_irq_disable()
560 disable_irq_nrdy(r8a66597, pipenum); in pipe_irq_disable()
564 static void control_end(struct r8a66597 *r8a66597, unsigned ccpl) in control_end() argument
566 r8a66597->ep[0].internal_ccpl = ccpl; in control_end()
567 pipe_start(r8a66597, 0); in control_end()
568 r8a66597_bset(r8a66597, CCPL, DCPCTR); in control_end()
574 struct r8a66597 *r8a66597 = ep->r8a66597; in start_ep0_write() local
576 pipe_change(r8a66597, ep->pipenum); in start_ep0_write()
577 r8a66597_mdfy(r8a66597, ISEL, (ISEL | CURPIPE), CFIFOSEL); in start_ep0_write()
578 r8a66597_write(r8a66597, BCLR, ep->fifoctr); in start_ep0_write()
580 r8a66597_bset(r8a66597, BVAL, ep->fifoctr); in start_ep0_write()
581 pipe_start(r8a66597, 0); in start_ep0_write()
584 r8a66597_write(r8a66597, ~BEMP0, BEMPSTS); in start_ep0_write()
589 static void disable_fifosel(struct r8a66597 *r8a66597, u16 pipenum, in disable_fifosel() argument
594 tmp = r8a66597_read(r8a66597, fifosel) & CURPIPE; in disable_fifosel()
596 r8a66597_change_curpipe(r8a66597, 0, 0, fifosel); in disable_fifosel()
599 static void change_bfre_mode(struct r8a66597 *r8a66597, u16 pipenum, in change_bfre_mode() argument
602 struct r8a66597_ep *ep = r8a66597->pipenum2ep[pipenum]; in change_bfre_mode()
606 r8a66597_write(r8a66597, pipenum, PIPESEL); in change_bfre_mode()
607 tmp = r8a66597_read(r8a66597, PIPECFG) & R8A66597_BFRE; in change_bfre_mode()
612 pipe_stop(r8a66597, pipenum); in change_bfre_mode()
613 disable_fifosel(r8a66597, pipenum, CFIFOSEL); in change_bfre_mode()
614 disable_fifosel(r8a66597, pipenum, D0FIFOSEL); in change_bfre_mode()
615 disable_fifosel(r8a66597, pipenum, D1FIFOSEL); in change_bfre_mode()
617 toggle = save_usb_toggle(r8a66597, pipenum); in change_bfre_mode()
619 r8a66597_write(r8a66597, pipenum, PIPESEL); in change_bfre_mode()
621 r8a66597_bset(r8a66597, R8A66597_BFRE, PIPECFG); in change_bfre_mode()
623 r8a66597_bclr(r8a66597, R8A66597_BFRE, PIPECFG); in change_bfre_mode()
626 r8a66597_bset(r8a66597, ACLRM, ep->pipectr); in change_bfre_mode()
627 r8a66597_bclr(r8a66597, ACLRM, ep->pipectr); in change_bfre_mode()
629 restore_usb_toggle(r8a66597, pipenum, toggle); in change_bfre_mode()
632 static int sudmac_alloc_channel(struct r8a66597 *r8a66597, in sudmac_alloc_channel() argument
638 if (!r8a66597_is_sudmac(r8a66597)) in sudmac_alloc_channel()
645 if (r8a66597->dma.used) in sudmac_alloc_channel()
649 dma = &r8a66597->dma; in sudmac_alloc_channel()
655 change_bfre_mode(r8a66597, ep->pipenum, 1); in sudmac_alloc_channel()
666 return usb_gadget_map_request(&r8a66597->gadget, &req->req, dma->dir); in sudmac_alloc_channel()
669 static void sudmac_free_channel(struct r8a66597 *r8a66597, in sudmac_free_channel() argument
673 if (!r8a66597_is_sudmac(r8a66597)) in sudmac_free_channel()
676 usb_gadget_unmap_request(&r8a66597->gadget, &req->req, ep->dma->dir); in sudmac_free_channel()
678 r8a66597_bclr(r8a66597, DREQE, ep->fifosel); in sudmac_free_channel()
679 r8a66597_change_curpipe(r8a66597, 0, 0, ep->fifosel); in sudmac_free_channel()
688 static void sudmac_start(struct r8a66597 *r8a66597, struct r8a66597_ep *ep, in sudmac_start() argument
693 r8a66597_sudmac_write(r8a66597, LBA_WAIT, CH0CFG); in sudmac_start()
694 r8a66597_sudmac_write(r8a66597, req->req.dma, CH0BA); in sudmac_start()
695 r8a66597_sudmac_write(r8a66597, req->req.length, CH0BBC); in sudmac_start()
696 r8a66597_sudmac_write(r8a66597, CH0ENDE, DINTCTRL); in sudmac_start()
698 r8a66597_sudmac_write(r8a66597, DEN, CH0DEN); in sudmac_start()
704 struct r8a66597 *r8a66597 = ep->r8a66597; in start_packet_write() local
707 pipe_change(r8a66597, ep->pipenum); in start_packet_write()
708 disable_irq_empty(r8a66597, ep->pipenum); in start_packet_write()
709 pipe_start(r8a66597, ep->pipenum); in start_packet_write()
714 r8a66597_write(r8a66597, ~(1 << ep->pipenum), BRDYSTS); in start_packet_write()
715 if (sudmac_alloc_channel(r8a66597, ep, req) < 0) { in start_packet_write()
717 pipe_change(r8a66597, ep->pipenum); in start_packet_write()
718 disable_irq_empty(r8a66597, ep->pipenum); in start_packet_write()
719 pipe_start(r8a66597, ep->pipenum); in start_packet_write()
720 tmp = r8a66597_read(r8a66597, ep->fifoctr); in start_packet_write()
722 pipe_irq_enable(r8a66597, ep->pipenum); in start_packet_write()
727 pipe_change(r8a66597, ep->pipenum); in start_packet_write()
728 disable_irq_nrdy(r8a66597, ep->pipenum); in start_packet_write()
729 pipe_start(r8a66597, ep->pipenum); in start_packet_write()
730 enable_irq_nrdy(r8a66597, ep->pipenum); in start_packet_write()
731 sudmac_start(r8a66597, ep, req); in start_packet_write()
739 struct r8a66597 *r8a66597 = ep->r8a66597; in start_packet_read() local
743 r8a66597_mdfy(r8a66597, 0, (ISEL | CURPIPE), CFIFOSEL); in start_packet_read()
744 r8a66597_write(r8a66597, BCLR, ep->fifoctr); in start_packet_read()
745 pipe_start(r8a66597, pipenum); in start_packet_read()
746 pipe_irq_enable(r8a66597, pipenum); in start_packet_read()
748 pipe_stop(r8a66597, pipenum); in start_packet_read()
750 enable_irq_nrdy(r8a66597, pipenum); in start_packet_read()
751 r8a66597_write(r8a66597, TRCLR, ep->pipetre); in start_packet_read()
752 r8a66597_write(r8a66597, in start_packet_read()
755 r8a66597_bset(r8a66597, TRENB, ep->pipetre); in start_packet_read()
758 if (sudmac_alloc_channel(r8a66597, ep, req) < 0) { in start_packet_read()
760 change_bfre_mode(r8a66597, ep->pipenum, 0); in start_packet_read()
761 pipe_start(r8a66597, pipenum); /* trigger once */ in start_packet_read()
762 pipe_irq_enable(r8a66597, pipenum); in start_packet_read()
764 pipe_change(r8a66597, pipenum); in start_packet_read()
765 sudmac_start(r8a66597, ep, req); in start_packet_read()
766 pipe_start(r8a66597, pipenum); /* trigger once */ in start_packet_read()
783 ctsq = r8a66597_read(ep->r8a66597, INTSTS0) & CTSQ; in start_ep0()
794 control_end(ep->r8a66597, 0); in start_ep0()
797 dev_err(r8a66597_to_dev(ep->r8a66597), in start_ep0()
803 static void init_controller(struct r8a66597 *r8a66597) in init_controller() argument
805 u16 vif = r8a66597->pdata->vif ? LDRV : 0; in init_controller()
806 u16 irq_sense = r8a66597->irq_sense_low ? INTL : 0; in init_controller()
807 u16 endian = r8a66597->pdata->endian ? BIGEND : 0; in init_controller()
809 if (r8a66597->pdata->on_chip) { in init_controller()
810 if (r8a66597->pdata->buswait) in init_controller()
811 r8a66597_write(r8a66597, r8a66597->pdata->buswait, in init_controller()
814 r8a66597_write(r8a66597, 0x0f, SYSCFG1); in init_controller()
815 r8a66597_bset(r8a66597, HSE, SYSCFG0); in init_controller()
817 r8a66597_bclr(r8a66597, USBE, SYSCFG0); in init_controller()
818 r8a66597_bclr(r8a66597, DPRPU, SYSCFG0); in init_controller()
819 r8a66597_bset(r8a66597, USBE, SYSCFG0); in init_controller()
821 r8a66597_bset(r8a66597, SCKE, SYSCFG0); in init_controller()
823 r8a66597_bset(r8a66597, irq_sense, INTENB1); in init_controller()
824 r8a66597_write(r8a66597, BURST | CPU_ADR_RD_WR, in init_controller()
827 r8a66597_bset(r8a66597, vif | endian, PINCFG); in init_controller()
828 r8a66597_bset(r8a66597, HSE, SYSCFG0); /* High spd */ in init_controller()
829 r8a66597_mdfy(r8a66597, get_xtal_from_pdata(r8a66597->pdata), in init_controller()
832 r8a66597_bclr(r8a66597, USBE, SYSCFG0); in init_controller()
833 r8a66597_bclr(r8a66597, DPRPU, SYSCFG0); in init_controller()
834 r8a66597_bset(r8a66597, USBE, SYSCFG0); in init_controller()
836 r8a66597_bset(r8a66597, XCKE, SYSCFG0); in init_controller()
840 r8a66597_bset(r8a66597, PLLC, SYSCFG0); in init_controller()
844 r8a66597_bset(r8a66597, SCKE, SYSCFG0); in init_controller()
846 r8a66597_bset(r8a66597, irq_sense, INTENB1); in init_controller()
847 r8a66597_write(r8a66597, BURST | CPU_ADR_RD_WR, in init_controller()
852 static void disable_controller(struct r8a66597 *r8a66597) in disable_controller() argument
854 if (r8a66597->pdata->on_chip) { in disable_controller()
855 r8a66597_bset(r8a66597, SCKE, SYSCFG0); in disable_controller()
856 r8a66597_bclr(r8a66597, UTST, TESTMODE); in disable_controller()
859 r8a66597_write(r8a66597, 0, INTENB0); in disable_controller()
860 r8a66597_write(r8a66597, 0, INTENB1); in disable_controller()
861 r8a66597_write(r8a66597, 0, BRDYENB); in disable_controller()
862 r8a66597_write(r8a66597, 0, BEMPENB); in disable_controller()
863 r8a66597_write(r8a66597, 0, NRDYENB); in disable_controller()
866 r8a66597_write(r8a66597, 0, BRDYSTS); in disable_controller()
867 r8a66597_write(r8a66597, 0, NRDYSTS); in disable_controller()
868 r8a66597_write(r8a66597, 0, BEMPSTS); in disable_controller()
870 r8a66597_bclr(r8a66597, USBE, SYSCFG0); in disable_controller()
871 r8a66597_bclr(r8a66597, SCKE, SYSCFG0); in disable_controller()
874 r8a66597_bclr(r8a66597, UTST, TESTMODE); in disable_controller()
875 r8a66597_bclr(r8a66597, SCKE, SYSCFG0); in disable_controller()
877 r8a66597_bclr(r8a66597, PLLC, SYSCFG0); in disable_controller()
880 r8a66597_bclr(r8a66597, XCKE, SYSCFG0); in disable_controller()
884 static void r8a66597_start_xclock(struct r8a66597 *r8a66597) in r8a66597_start_xclock() argument
888 if (!r8a66597->pdata->on_chip) { in r8a66597_start_xclock()
889 tmp = r8a66597_read(r8a66597, SYSCFG0); in r8a66597_start_xclock()
891 r8a66597_bset(r8a66597, XCKE, SYSCFG0); in r8a66597_start_xclock()
903 __releases(r8a66597->lock) in transfer_complete()
904 __acquires(r8a66597->lock) in transfer_complete()
916 if (ep->r8a66597->gadget.speed == USB_SPEED_UNKNOWN) in transfer_complete()
925 sudmac_free_channel(ep->r8a66597, ep, req); in transfer_complete()
927 spin_unlock(&ep->r8a66597->lock); in transfer_complete()
929 spin_lock(&ep->r8a66597->lock); in transfer_complete()
946 struct r8a66597 *r8a66597 = ep->r8a66597; in irq_ep0_write() local
948 pipe_change(r8a66597, pipenum); in irq_ep0_write()
949 r8a66597_bset(r8a66597, ISEL, ep->fifosel); in irq_ep0_write()
953 tmp = r8a66597_read(r8a66597, ep->fifoctr); in irq_ep0_write()
955 dev_err(r8a66597_to_dev(r8a66597), in irq_ep0_write()
964 bufsize = get_buffer_size(r8a66597, pipenum); in irq_ep0_write()
971 r8a66597_write_fifo(r8a66597, ep, buf, size); in irq_ep0_write()
973 r8a66597_bset(r8a66597, BVAL, ep->fifoctr); in irq_ep0_write()
983 disable_irq_ready(r8a66597, pipenum); in irq_ep0_write()
984 disable_irq_empty(r8a66597, pipenum); in irq_ep0_write()
986 disable_irq_ready(r8a66597, pipenum); in irq_ep0_write()
987 enable_irq_empty(r8a66597, pipenum); in irq_ep0_write()
989 pipe_start(r8a66597, pipenum); in irq_ep0_write()
1000 struct r8a66597 *r8a66597 = ep->r8a66597; in irq_packet_write() local
1002 pipe_change(r8a66597, pipenum); in irq_packet_write()
1003 tmp = r8a66597_read(r8a66597, ep->fifoctr); in irq_packet_write()
1005 pipe_stop(r8a66597, pipenum); in irq_packet_write()
1006 pipe_irq_disable(r8a66597, pipenum); in irq_packet_write()
1007 dev_err(r8a66597_to_dev(r8a66597), in irq_packet_write()
1013 bufsize = get_buffer_size(r8a66597, pipenum); in irq_packet_write()
1019 r8a66597_write_fifo(r8a66597, ep, buf, size); in irq_packet_write()
1024 r8a66597_bset(r8a66597, BVAL, ep->fifoctr); in irq_packet_write()
1033 disable_irq_ready(r8a66597, pipenum); in irq_packet_write()
1034 enable_irq_empty(r8a66597, pipenum); in irq_packet_write()
1036 disable_irq_empty(r8a66597, pipenum); in irq_packet_write()
1037 pipe_irq_enable(r8a66597, pipenum); in irq_packet_write()
1049 struct r8a66597 *r8a66597 = ep->r8a66597; in irq_packet_read() local
1052 pipe_change(r8a66597, pipenum); in irq_packet_read()
1053 tmp = r8a66597_read(r8a66597, ep->fifoctr); in irq_packet_read()
1056 pipe_stop(r8a66597, pipenum); in irq_packet_read()
1057 pipe_irq_disable(r8a66597, pipenum); in irq_packet_read()
1058 dev_err(r8a66597_to_dev(r8a66597), "read fifo not ready"); in irq_packet_read()
1064 bufsize = get_buffer_size(r8a66597, pipenum); in irq_packet_read()
1080 pipe_stop(r8a66597, pipenum); in irq_packet_read()
1081 pipe_irq_disable(r8a66597, pipenum); in irq_packet_read()
1088 r8a66597_write(r8a66597, BCLR, ep->fifoctr); in irq_packet_read()
1090 r8a66597_read_fifo(r8a66597, ep->fifoaddr, buf, size); in irq_packet_read()
1098 static void irq_pipe_ready(struct r8a66597 *r8a66597, u16 status, u16 enb) in irq_pipe_ready() argument
1106 r8a66597_write(r8a66597, ~BRDY0, BRDYSTS); in irq_pipe_ready()
1107 r8a66597_mdfy(r8a66597, 0, CURPIPE, CFIFOSEL); in irq_pipe_ready()
1109 ep = &r8a66597->ep[0]; in irq_pipe_ready()
1116 r8a66597_write(r8a66597, ~check, BRDYSTS); in irq_pipe_ready()
1117 ep = r8a66597->pipenum2ep[pipenum]; in irq_pipe_ready()
1128 static void irq_pipe_empty(struct r8a66597 *r8a66597, u16 status, u16 enb) in irq_pipe_empty() argument
1137 r8a66597_write(r8a66597, ~BEMP0, BEMPSTS); in irq_pipe_empty()
1139 ep = &r8a66597->ep[0]; in irq_pipe_empty()
1146 r8a66597_write(r8a66597, ~check, BEMPSTS); in irq_pipe_empty()
1147 tmp = control_reg_get(r8a66597, pipenum); in irq_pipe_empty()
1149 disable_irq_empty(r8a66597, pipenum); in irq_pipe_empty()
1150 pipe_irq_disable(r8a66597, pipenum); in irq_pipe_empty()
1151 pipe_stop(r8a66597, pipenum); in irq_pipe_empty()
1152 ep = r8a66597->pipenum2ep[pipenum]; in irq_pipe_empty()
1162 static void get_status(struct r8a66597 *r8a66597, struct usb_ctrlrequest *ctrl) in get_status() argument
1163 __releases(r8a66597->lock) in get_status()
1164 __acquires(r8a66597->lock) in get_status()
1173 status = r8a66597->device_status; in get_status()
1179 ep = r8a66597->epaddr2ep[w_index & USB_ENDPOINT_NUMBER_MASK]; in get_status()
1180 pid = control_reg_get_pid(r8a66597, ep->pipenum); in get_status()
1187 pipe_stall(r8a66597, 0); in get_status()
1191 r8a66597->ep0_data = cpu_to_le16(status); in get_status()
1192 r8a66597->ep0_req->buf = &r8a66597->ep0_data; in get_status()
1193 r8a66597->ep0_req->length = 2; in get_status()
1195 spin_unlock(&r8a66597->lock); in get_status()
1196 r8a66597_queue(r8a66597->gadget.ep0, r8a66597->ep0_req, GFP_KERNEL); in get_status()
1197 spin_lock(&r8a66597->lock); in get_status()
1200 static void clear_feature(struct r8a66597 *r8a66597, in clear_feature() argument
1205 control_end(r8a66597, 1); in clear_feature()
1208 control_end(r8a66597, 1); in clear_feature()
1215 ep = r8a66597->epaddr2ep[w_index & USB_ENDPOINT_NUMBER_MASK]; in clear_feature()
1217 pipe_stop(r8a66597, ep->pipenum); in clear_feature()
1218 control_reg_sqclr(r8a66597, ep->pipenum); in clear_feature()
1219 spin_unlock(&r8a66597->lock); in clear_feature()
1221 spin_lock(&r8a66597->lock); in clear_feature()
1224 control_end(r8a66597, 1); in clear_feature()
1233 pipe_start(r8a66597, ep->pipenum); in clear_feature()
1237 pipe_stall(r8a66597, 0); in clear_feature()
1242 static void set_feature(struct r8a66597 *r8a66597, struct usb_ctrlrequest *ctrl) in set_feature() argument
1251 control_end(r8a66597, 1); in set_feature()
1254 tmp = r8a66597_read(r8a66597, INTSTS0) & CTSQ; in set_feature()
1259 r8a66597_bset(r8a66597, in set_feature()
1264 pipe_stall(r8a66597, 0); in set_feature()
1269 control_end(r8a66597, 1); in set_feature()
1275 ep = r8a66597->epaddr2ep[w_index & USB_ENDPOINT_NUMBER_MASK]; in set_feature()
1276 pipe_stall(r8a66597, ep->pipenum); in set_feature()
1278 control_end(r8a66597, 1); in set_feature()
1282 pipe_stall(r8a66597, 0); in set_feature()
1288 static int setup_packet(struct r8a66597 *r8a66597, struct usb_ctrlrequest *ctrl) in setup_packet() argument
1295 r8a66597_write(r8a66597, ~VALID, INTSTS0); in setup_packet()
1298 p[i] = r8a66597_read(r8a66597, offset + i*2); in setup_packet()
1304 get_status(r8a66597, ctrl); in setup_packet()
1307 clear_feature(r8a66597, ctrl); in setup_packet()
1310 set_feature(r8a66597, ctrl); in setup_packet()
1321 static void r8a66597_update_usb_speed(struct r8a66597 *r8a66597) in r8a66597_update_usb_speed() argument
1323 u16 speed = get_usb_speed(r8a66597); in r8a66597_update_usb_speed()
1327 r8a66597->gadget.speed = USB_SPEED_HIGH; in r8a66597_update_usb_speed()
1330 r8a66597->gadget.speed = USB_SPEED_FULL; in r8a66597_update_usb_speed()
1333 r8a66597->gadget.speed = USB_SPEED_UNKNOWN; in r8a66597_update_usb_speed()
1334 dev_err(r8a66597_to_dev(r8a66597), "USB speed unknown\n"); in r8a66597_update_usb_speed()
1338 static void irq_device_state(struct r8a66597 *r8a66597) in irq_device_state() argument
1342 dvsq = r8a66597_read(r8a66597, INTSTS0) & DVSQ; in irq_device_state()
1343 r8a66597_write(r8a66597, ~DVST, INTSTS0); in irq_device_state()
1347 spin_unlock(&r8a66597->lock); in irq_device_state()
1348 usb_gadget_udc_reset(&r8a66597->gadget, r8a66597->driver); in irq_device_state()
1349 spin_lock(&r8a66597->lock); in irq_device_state()
1350 r8a66597_update_usb_speed(r8a66597); in irq_device_state()
1352 if (r8a66597->old_dvsq == DS_CNFG && dvsq != DS_CNFG) in irq_device_state()
1353 r8a66597_update_usb_speed(r8a66597); in irq_device_state()
1355 && r8a66597->gadget.speed == USB_SPEED_UNKNOWN) in irq_device_state()
1356 r8a66597_update_usb_speed(r8a66597); in irq_device_state()
1358 r8a66597->old_dvsq = dvsq; in irq_device_state()
1361 static void irq_control_stage(struct r8a66597 *r8a66597) in irq_control_stage() argument
1362 __releases(r8a66597->lock) in irq_control_stage()
1363 __acquires(r8a66597->lock) in irq_control_stage()
1368 ctsq = r8a66597_read(r8a66597, INTSTS0) & CTSQ; in irq_control_stage()
1369 r8a66597_write(r8a66597, ~CTRT, INTSTS0); in irq_control_stage()
1375 ep = &r8a66597->ep[0]; in irq_control_stage()
1384 if (setup_packet(r8a66597, &ctrl)) { in irq_control_stage()
1385 spin_unlock(&r8a66597->lock); in irq_control_stage()
1386 if (r8a66597->driver->setup(&r8a66597->gadget, &ctrl) in irq_control_stage()
1388 pipe_stall(r8a66597, 0); in irq_control_stage()
1389 spin_lock(&r8a66597->lock); in irq_control_stage()
1394 control_end(r8a66597, 0); in irq_control_stage()
1397 dev_err(r8a66597_to_dev(r8a66597), in irq_control_stage()
1403 static void sudmac_finish(struct r8a66597 *r8a66597, struct r8a66597_ep *ep) in sudmac_finish() argument
1411 pipe_change(r8a66597, pipenum); in sudmac_finish()
1413 while (!(r8a66597_read(r8a66597, ep->fifoctr) & FRDY)) { in sudmac_finish()
1416 dev_err(r8a66597_to_dev(r8a66597), in sudmac_finish()
1423 r8a66597_bset(r8a66597, BCLR, ep->fifoctr); in sudmac_finish()
1427 len = r8a66597_sudmac_read(r8a66597, CH0CBC); in sudmac_finish()
1431 r8a66597_sudmac_write(r8a66597, CH0STCLR, DSTSCLR); in sudmac_finish()
1437 disable_irq_ready(r8a66597, pipenum); in sudmac_finish()
1438 enable_irq_empty(r8a66597, pipenum); in sudmac_finish()
1441 r8a66597_write(r8a66597, ~(1 << pipenum), BRDYSTS); in sudmac_finish()
1447 static void r8a66597_sudmac_irq(struct r8a66597 *r8a66597) in r8a66597_sudmac_irq() argument
1453 irqsts = r8a66597_sudmac_read(r8a66597, DINTSTS); in r8a66597_sudmac_irq()
1455 r8a66597_sudmac_write(r8a66597, CH0ENDC, DINTSTSCLR); in r8a66597_sudmac_irq()
1456 pipenum = (r8a66597_read(r8a66597, D0FIFOSEL) & CURPIPE); in r8a66597_sudmac_irq()
1457 ep = r8a66597->pipenum2ep[pipenum]; in r8a66597_sudmac_irq()
1458 sudmac_finish(r8a66597, ep); in r8a66597_sudmac_irq()
1464 struct r8a66597 *r8a66597 = _r8a66597; in r8a66597_irq() local
1472 spin_lock(&r8a66597->lock); in r8a66597_irq()
1474 if (r8a66597_is_sudmac(r8a66597)) in r8a66597_irq()
1475 r8a66597_sudmac_irq(r8a66597); in r8a66597_irq()
1477 intsts0 = r8a66597_read(r8a66597, INTSTS0); in r8a66597_irq()
1478 intenb0 = r8a66597_read(r8a66597, INTENB0); in r8a66597_irq()
1480 savepipe = r8a66597_read(r8a66597, CFIFOSEL); in r8a66597_irq()
1484 brdysts = r8a66597_read(r8a66597, BRDYSTS); in r8a66597_irq()
1485 nrdysts = r8a66597_read(r8a66597, NRDYSTS); in r8a66597_irq()
1486 bempsts = r8a66597_read(r8a66597, BEMPSTS); in r8a66597_irq()
1487 brdyenb = r8a66597_read(r8a66597, BRDYENB); in r8a66597_irq()
1488 nrdyenb = r8a66597_read(r8a66597, NRDYENB); in r8a66597_irq()
1489 bempenb = r8a66597_read(r8a66597, BEMPENB); in r8a66597_irq()
1492 r8a66597_write(r8a66597, 0xffff & ~VBINT, in r8a66597_irq()
1494 r8a66597_start_xclock(r8a66597); in r8a66597_irq()
1497 r8a66597->old_vbus = r8a66597_read(r8a66597, INTSTS0) in r8a66597_irq()
1499 r8a66597->scount = R8A66597_MAX_SAMPLING; in r8a66597_irq()
1501 mod_timer(&r8a66597->timer, in r8a66597_irq()
1505 irq_device_state(r8a66597); in r8a66597_irq()
1509 irq_pipe_ready(r8a66597, brdysts, brdyenb); in r8a66597_irq()
1512 irq_pipe_empty(r8a66597, bempsts, bempenb); in r8a66597_irq()
1515 irq_control_stage(r8a66597); in r8a66597_irq()
1518 r8a66597_write(r8a66597, savepipe, CFIFOSEL); in r8a66597_irq()
1520 spin_unlock(&r8a66597->lock); in r8a66597_irq()
1526 struct r8a66597 *r8a66597 = (struct r8a66597 *)_r8a66597; in r8a66597_timer() local
1530 spin_lock_irqsave(&r8a66597->lock, flags); in r8a66597_timer()
1531 tmp = r8a66597_read(r8a66597, SYSCFG0); in r8a66597_timer()
1532 if (r8a66597->scount > 0) { in r8a66597_timer()
1533 tmp = r8a66597_read(r8a66597, INTSTS0) & VBSTS; in r8a66597_timer()
1534 if (tmp == r8a66597->old_vbus) { in r8a66597_timer()
1535 r8a66597->scount--; in r8a66597_timer()
1536 if (r8a66597->scount == 0) { in r8a66597_timer()
1538 r8a66597_usb_connect(r8a66597); in r8a66597_timer()
1540 r8a66597_usb_disconnect(r8a66597); in r8a66597_timer()
1542 mod_timer(&r8a66597->timer, in r8a66597_timer()
1546 r8a66597->scount = R8A66597_MAX_SAMPLING; in r8a66597_timer()
1547 r8a66597->old_vbus = tmp; in r8a66597_timer()
1548 mod_timer(&r8a66597->timer, in r8a66597_timer()
1552 spin_unlock_irqrestore(&r8a66597->lock, flags); in r8a66597_timer()
1576 spin_lock_irqsave(&ep->r8a66597->lock, flags); in r8a66597_disable()
1578 spin_unlock_irqrestore(&ep->r8a66597->lock, flags); in r8a66597_disable()
1581 pipe_irq_disable(ep->r8a66597, ep->pipenum); in r8a66597_disable()
1618 if (ep->r8a66597->gadget.speed == USB_SPEED_UNKNOWN) in r8a66597_queue()
1621 spin_lock_irqsave(&ep->r8a66597->lock, flags); in r8a66597_queue()
1637 spin_unlock_irqrestore(&ep->r8a66597->lock, flags); in r8a66597_queue()
1651 spin_lock_irqsave(&ep->r8a66597->lock, flags); in r8a66597_dequeue()
1654 spin_unlock_irqrestore(&ep->r8a66597->lock, flags); in r8a66597_dequeue()
1669 spin_lock_irqsave(&ep->r8a66597->lock, flags); in r8a66597_set_halt()
1676 pipe_stall(ep->r8a66597, ep->pipenum); in r8a66597_set_halt()
1680 pipe_stop(ep->r8a66597, ep->pipenum); in r8a66597_set_halt()
1684 spin_unlock_irqrestore(&ep->r8a66597->lock, flags); in r8a66597_set_halt()
1698 spin_lock_irqsave(&ep->r8a66597->lock, flags); in r8a66597_set_wedge()
1700 spin_unlock_irqrestore(&ep->r8a66597->lock, flags); in r8a66597_set_wedge()
1711 spin_lock_irqsave(&ep->r8a66597->lock, flags); in r8a66597_fifo_flush()
1713 pipe_stop(ep->r8a66597, ep->pipenum); in r8a66597_fifo_flush()
1714 r8a66597_bclr(ep->r8a66597, BCLR, ep->fifoctr); in r8a66597_fifo_flush()
1715 r8a66597_write(ep->r8a66597, ACLRM, ep->pipectr); in r8a66597_fifo_flush()
1716 r8a66597_write(ep->r8a66597, 0, ep->pipectr); in r8a66597_fifo_flush()
1718 spin_unlock_irqrestore(&ep->r8a66597->lock, flags); in r8a66597_fifo_flush()
1740 struct r8a66597 *r8a66597 = gadget_to_r8a66597(gadget); in r8a66597_start() local
1746 if (!r8a66597) in r8a66597_start()
1750 r8a66597->driver = driver; in r8a66597_start()
1752 init_controller(r8a66597); in r8a66597_start()
1753 r8a66597_bset(r8a66597, VBSE, INTENB0); in r8a66597_start()
1754 if (r8a66597_read(r8a66597, INTSTS0) & VBSTS) { in r8a66597_start()
1755 r8a66597_start_xclock(r8a66597); in r8a66597_start()
1757 r8a66597->old_vbus = r8a66597_read(r8a66597, in r8a66597_start()
1759 r8a66597->scount = R8A66597_MAX_SAMPLING; in r8a66597_start()
1760 mod_timer(&r8a66597->timer, jiffies + msecs_to_jiffies(50)); in r8a66597_start()
1768 struct r8a66597 *r8a66597 = gadget_to_r8a66597(gadget); in r8a66597_stop() local
1771 spin_lock_irqsave(&r8a66597->lock, flags); in r8a66597_stop()
1772 r8a66597_bclr(r8a66597, VBSE, INTENB0); in r8a66597_stop()
1773 disable_controller(r8a66597); in r8a66597_stop()
1774 spin_unlock_irqrestore(&r8a66597->lock, flags); in r8a66597_stop()
1776 r8a66597->driver = NULL; in r8a66597_stop()
1783 struct r8a66597 *r8a66597 = gadget_to_r8a66597(_gadget); in r8a66597_get_frame() local
1784 return r8a66597_read(r8a66597, FRMNUM) & 0x03FF; in r8a66597_get_frame()
1789 struct r8a66597 *r8a66597 = gadget_to_r8a66597(gadget); in r8a66597_pullup() local
1792 spin_lock_irqsave(&r8a66597->lock, flags); in r8a66597_pullup()
1794 r8a66597_bset(r8a66597, DPRPU, SYSCFG0); in r8a66597_pullup()
1796 r8a66597_bclr(r8a66597, DPRPU, SYSCFG0); in r8a66597_pullup()
1797 spin_unlock_irqrestore(&r8a66597->lock, flags); in r8a66597_pullup()
1804 struct r8a66597 *r8a66597 = gadget_to_r8a66597(gadget); in r8a66597_set_selfpowered() local
1808 r8a66597->device_status |= 1 << USB_DEVICE_SELF_POWERED; in r8a66597_set_selfpowered()
1810 r8a66597->device_status &= ~(1 << USB_DEVICE_SELF_POWERED); in r8a66597_set_selfpowered()
1825 struct r8a66597 *r8a66597 = platform_get_drvdata(pdev); in r8a66597_remove() local
1827 usb_del_gadget_udc(&r8a66597->gadget); in r8a66597_remove()
1828 del_timer_sync(&r8a66597->timer); in r8a66597_remove()
1829 r8a66597_free_request(&r8a66597->ep[0].ep, r8a66597->ep0_req); in r8a66597_remove()
1831 if (r8a66597->pdata->on_chip) { in r8a66597_remove()
1832 clk_disable_unprepare(r8a66597->clk); in r8a66597_remove()
1842 static int r8a66597_sudmac_ioremap(struct r8a66597 *r8a66597, in r8a66597_sudmac_ioremap() argument
1848 r8a66597->sudmac_reg = devm_ioremap_resource(&pdev->dev, res); in r8a66597_sudmac_ioremap()
1849 return PTR_ERR_OR_ZERO(r8a66597->sudmac_reg); in r8a66597_sudmac_ioremap()
1859 struct r8a66597 *r8a66597 = NULL; in r8a66597_probe() local
1879 r8a66597 = devm_kzalloc(dev, sizeof(struct r8a66597), GFP_KERNEL); in r8a66597_probe()
1880 if (r8a66597 == NULL) in r8a66597_probe()
1883 spin_lock_init(&r8a66597->lock); in r8a66597_probe()
1884 platform_set_drvdata(pdev, r8a66597); in r8a66597_probe()
1885 r8a66597->pdata = dev_get_platdata(dev); in r8a66597_probe()
1886 r8a66597->irq_sense_low = irq_trigger == IRQF_TRIGGER_LOW; in r8a66597_probe()
1888 r8a66597->gadget.ops = &r8a66597_gadget_ops; in r8a66597_probe()
1889 r8a66597->gadget.max_speed = USB_SPEED_HIGH; in r8a66597_probe()
1890 r8a66597->gadget.name = udc_name; in r8a66597_probe()
1892 init_timer(&r8a66597->timer); in r8a66597_probe()
1893 r8a66597->timer.function = r8a66597_timer; in r8a66597_probe()
1894 r8a66597->timer.data = (unsigned long)r8a66597; in r8a66597_probe()
1895 r8a66597->reg = reg; in r8a66597_probe()
1897 if (r8a66597->pdata->on_chip) { in r8a66597_probe()
1899 r8a66597->clk = devm_clk_get(dev, clk_name); in r8a66597_probe()
1900 if (IS_ERR(r8a66597->clk)) { in r8a66597_probe()
1902 return PTR_ERR(r8a66597->clk); in r8a66597_probe()
1904 clk_prepare_enable(r8a66597->clk); in r8a66597_probe()
1907 if (r8a66597->pdata->sudmac) { in r8a66597_probe()
1908 ret = r8a66597_sudmac_ioremap(r8a66597, pdev); in r8a66597_probe()
1913 disable_controller(r8a66597); /* make sure controller is disabled */ in r8a66597_probe()
1916 udc_name, r8a66597); in r8a66597_probe()
1922 INIT_LIST_HEAD(&r8a66597->gadget.ep_list); in r8a66597_probe()
1923 r8a66597->gadget.ep0 = &r8a66597->ep[0].ep; in r8a66597_probe()
1924 INIT_LIST_HEAD(&r8a66597->gadget.ep0->ep_list); in r8a66597_probe()
1926 struct r8a66597_ep *ep = &r8a66597->ep[i]; in r8a66597_probe()
1929 INIT_LIST_HEAD(&r8a66597->ep[i].ep.ep_list); in r8a66597_probe()
1930 list_add_tail(&r8a66597->ep[i].ep.ep_list, in r8a66597_probe()
1931 &r8a66597->gadget.ep_list); in r8a66597_probe()
1933 ep->r8a66597 = r8a66597; in r8a66597_probe()
1949 usb_ep_set_maxpacket_limit(&r8a66597->ep[0].ep, 64); in r8a66597_probe()
1950 r8a66597->ep[0].pipenum = 0; in r8a66597_probe()
1951 r8a66597->ep[0].fifoaddr = CFIFO; in r8a66597_probe()
1952 r8a66597->ep[0].fifosel = CFIFOSEL; in r8a66597_probe()
1953 r8a66597->ep[0].fifoctr = CFIFOCTR; in r8a66597_probe()
1954 r8a66597->ep[0].pipectr = get_pipectr_addr(0); in r8a66597_probe()
1955 r8a66597->pipenum2ep[0] = &r8a66597->ep[0]; in r8a66597_probe()
1956 r8a66597->epaddr2ep[0] = &r8a66597->ep[0]; in r8a66597_probe()
1958 r8a66597->ep0_req = r8a66597_alloc_request(&r8a66597->ep[0].ep, in r8a66597_probe()
1960 if (r8a66597->ep0_req == NULL) { in r8a66597_probe()
1964 r8a66597->ep0_req->complete = nop_completion; in r8a66597_probe()
1966 ret = usb_add_gadget_udc(dev, &r8a66597->gadget); in r8a66597_probe()
1974 r8a66597_free_request(&r8a66597->ep[0].ep, r8a66597->ep0_req); in r8a66597_probe()
1976 if (r8a66597->pdata->on_chip) in r8a66597_probe()
1977 clk_disable_unprepare(r8a66597->clk); in r8a66597_probe()
1979 if (r8a66597->ep0_req) in r8a66597_probe()
1980 r8a66597_free_request(&r8a66597->ep[0].ep, r8a66597->ep0_req); in r8a66597_probe()