2 * R8A66597 HCD (Host Controller Driver) for u-boot
4 * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
6 * SPDX-License-Identifier: GPL-2.0
17 #define R8A66597_DPRINT printf
19 #define R8A66597_DPRINT(...)
22 static const char hcd_name
[] = "r8a66597_hcd";
23 static struct r8a66597 gr8a66597
;
25 static void get_hub_data(struct usb_device
*dev
, u16
*hub_devnum
, u16
*hubport
)
32 /* check a device connected to root_hub */
33 if ((dev
->parent
&& dev
->parent
->devnum
== 1) ||
37 for (i
= 0; i
< USB_MAXCHILDREN
; i
++) {
38 if (dev
->parent
->children
[i
] == dev
) {
39 *hub_devnum
= (u8
)dev
->parent
->devnum
;
45 printf("get_hub_data error.\n");
48 static void set_devadd(struct r8a66597
*r8a66597
, u8 r8a66597_address
,
49 struct usb_device
*dev
, int port
)
51 u16 val
, usbspd
, upphub
, hubport
;
52 unsigned long devadd_reg
= get_devadd_addr(r8a66597_address
);
54 get_hub_data(dev
, &upphub
, &hubport
);
55 usbspd
= r8a66597
->speed
;
56 val
= (upphub
<< 11) | (hubport
<< 8) | (usbspd
<< 6) | (port
& 0x0001);
57 r8a66597_write(r8a66597
, val
, devadd_reg
);
60 static int r8a66597_clock_enable(struct r8a66597
*r8a66597
)
65 #if defined(CONFIG_SUPERH_ON_CHIP_R8A66597)
67 r8a66597_write(r8a66597
, SCKE
, SYSCFG0
);
68 tmp
= r8a66597_read(r8a66597
, SYSCFG0
);
70 printf("register access fail.\n");
73 } while ((tmp
& SCKE
) != SCKE
);
74 r8a66597_write(r8a66597
, 0x04, 0x02);
77 r8a66597_write(r8a66597
, USBE
, SYSCFG0
);
78 tmp
= r8a66597_read(r8a66597
, SYSCFG0
);
80 printf("register access fail.\n");
83 } while ((tmp
& USBE
) != USBE
);
84 r8a66597_bclr(r8a66597
, USBE
, SYSCFG0
);
85 r8a66597_mdfy(r8a66597
, CONFIG_R8A66597_XTAL
, XTAL
, SYSCFG0
);
88 r8a66597_bset(r8a66597
, XCKE
, SYSCFG0
);
91 tmp
= r8a66597_read(r8a66597
, SYSCFG0
);
93 printf("register access fail.\n");
96 } while ((tmp
& SCKE
) != SCKE
);
97 #endif /* #if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) */
102 static void r8a66597_clock_disable(struct r8a66597
*r8a66597
)
104 r8a66597_bclr(r8a66597
, SCKE
, SYSCFG0
);
106 #if !defined(CONFIG_SUPERH_ON_CHIP_R8A66597)
107 r8a66597_bclr(r8a66597
, PLLC
, SYSCFG0
);
108 r8a66597_bclr(r8a66597
, XCKE
, SYSCFG0
);
109 r8a66597_bclr(r8a66597
, USBE
, SYSCFG0
);
113 static void r8a66597_enable_port(struct r8a66597
*r8a66597
, int port
)
117 val
= port
? DRPD
: DCFM
| DRPD
;
118 r8a66597_bset(r8a66597
, val
, get_syscfg_reg(port
));
119 r8a66597_bset(r8a66597
, HSE
, get_syscfg_reg(port
));
121 r8a66597_write(r8a66597
, BURST
| CPU_ADR_RD_WR
, get_dmacfg_reg(port
));
124 static void r8a66597_disable_port(struct r8a66597
*r8a66597
, int port
)
128 r8a66597_write(r8a66597
, 0, get_intenb_reg(port
));
129 r8a66597_write(r8a66597
, 0, get_intsts_reg(port
));
131 r8a66597_port_power(r8a66597
, port
, 0);
134 tmp
= r8a66597_read(r8a66597
, SOFCFG
) & EDGESTS
;
136 } while (tmp
== EDGESTS
);
138 val
= port
? DRPD
: DCFM
| DRPD
;
139 r8a66597_bclr(r8a66597
, val
, get_syscfg_reg(port
));
140 r8a66597_bclr(r8a66597
, HSE
, get_syscfg_reg(port
));
143 static int enable_controller(struct r8a66597
*r8a66597
)
147 ret
= r8a66597_clock_enable(r8a66597
);
151 r8a66597_bset(r8a66597
, CONFIG_R8A66597_LDRV
& LDRV
, PINCFG
);
152 r8a66597_bset(r8a66597
, USBE
, SYSCFG0
);
154 r8a66597_bset(r8a66597
, INTL
, SOFCFG
);
155 r8a66597_write(r8a66597
, 0, INTENB0
);
156 for (port
= 0; port
< R8A66597_MAX_ROOT_HUB
; port
++)
157 r8a66597_write(r8a66597
, 0, get_intenb_reg(port
));
159 r8a66597_bset(r8a66597
, CONFIG_R8A66597_ENDIAN
& BIGEND
, CFIFOSEL
);
160 r8a66597_bset(r8a66597
, CONFIG_R8A66597_ENDIAN
& BIGEND
, D0FIFOSEL
);
161 r8a66597_bset(r8a66597
, CONFIG_R8A66597_ENDIAN
& BIGEND
, D1FIFOSEL
);
162 r8a66597_bset(r8a66597
, TRNENSEL
, SOFCFG
);
164 for (port
= 0; port
< R8A66597_MAX_ROOT_HUB
; port
++)
165 r8a66597_enable_port(r8a66597
, port
);
170 static void disable_controller(struct r8a66597
*r8a66597
)
174 if (!(r8a66597_read(r8a66597
, SYSCFG0
) & USBE
))
177 r8a66597_write(r8a66597
, 0, INTENB0
);
178 r8a66597_write(r8a66597
, 0, INTSTS0
);
180 r8a66597_write(r8a66597
, 0, D0FIFOSEL
);
181 r8a66597_write(r8a66597
, 0, D1FIFOSEL
);
182 r8a66597_write(r8a66597
, 0, DCPCFG
);
183 r8a66597_write(r8a66597
, 0x40, DCPMAXP
);
184 r8a66597_write(r8a66597
, 0, DCPCTR
);
186 for (i
= 0; i
<= 10; i
++)
187 r8a66597_write(r8a66597
, 0, get_devadd_addr(i
));
188 for (i
= 1; i
<= 5; i
++) {
189 r8a66597_write(r8a66597
, 0, get_pipetre_addr(i
));
190 r8a66597_write(r8a66597
, 0, get_pipetrn_addr(i
));
192 for (i
= 1; i
< R8A66597_MAX_NUM_PIPE
; i
++) {
193 r8a66597_write(r8a66597
, 0, get_pipectr_addr(i
));
194 r8a66597_write(r8a66597
, i
, PIPESEL
);
195 r8a66597_write(r8a66597
, 0, PIPECFG
);
196 r8a66597_write(r8a66597
, 0, PIPEBUF
);
197 r8a66597_write(r8a66597
, 0, PIPEMAXP
);
198 r8a66597_write(r8a66597
, 0, PIPEPERI
);
201 for (i
= 0; i
< R8A66597_MAX_ROOT_HUB
; i
++)
202 r8a66597_disable_port(r8a66597
, i
);
204 r8a66597_clock_disable(r8a66597
);
207 static void r8a66597_reg_wait(struct r8a66597
*r8a66597
, unsigned long reg
,
214 tmp
= r8a66597_read(r8a66597
, reg
);
216 printf("register%lx, loop %x is timeout\n", reg
, loop
);
219 } while ((tmp
& mask
) != loop
);
222 static void pipe_buffer_setting(struct r8a66597
*r8a66597
,
223 struct usb_device
*dev
, unsigned long pipe
)
226 u16 pipenum
, bufnum
, maxpacket
;
228 if (usb_pipein(pipe
)) {
229 pipenum
= BULK_IN_PIPENUM
;
230 bufnum
= BULK_IN_BUFNUM
;
231 maxpacket
= dev
->epmaxpacketin
[usb_pipeendpoint(pipe
)];
233 pipenum
= BULK_OUT_PIPENUM
;
234 bufnum
= BULK_OUT_BUFNUM
;
235 maxpacket
= dev
->epmaxpacketout
[usb_pipeendpoint(pipe
)];
238 if (r8a66597
->pipe_config
& (1 << pipenum
))
240 r8a66597
->pipe_config
|= (1 << pipenum
);
242 r8a66597_bset(r8a66597
, ACLRM
, get_pipectr_addr(pipenum
));
243 r8a66597_bclr(r8a66597
, ACLRM
, get_pipectr_addr(pipenum
));
244 r8a66597_write(r8a66597
, pipenum
, PIPESEL
);
246 /* FIXME: This driver support bulk transfer only. */
247 if (!usb_pipein(pipe
))
250 val
|= R8A66597_SHTNAK
;
251 val
|= R8A66597_BULK
| R8A66597_DBLB
| usb_pipeendpoint(pipe
);
252 r8a66597_write(r8a66597
, val
, PIPECFG
);
254 r8a66597_write(r8a66597
, (8 << 10) | bufnum
, PIPEBUF
);
255 r8a66597_write(r8a66597
, make_devsel(usb_pipedevice(pipe
)) |
256 maxpacket
, PIPEMAXP
);
257 r8a66597_write(r8a66597
, 0, PIPEPERI
);
258 r8a66597_write(r8a66597
, SQCLR
, get_pipectr_addr(pipenum
));
261 static int send_setup_packet(struct r8a66597
*r8a66597
, struct usb_device
*dev
,
262 struct devrequest
*setup
)
265 unsigned short *p
= (unsigned short *)setup
;
266 unsigned long setup_addr
= USBREQ
;
269 u16 devsel
= setup
->request
== USB_REQ_SET_ADDRESS
? 0 : dev
->devnum
;
271 r8a66597_write(r8a66597
, make_devsel(devsel
) |
272 (8 << dev
->maxpacketsize
), DCPMAXP
);
273 r8a66597_write(r8a66597
, ~(SIGN
| SACK
), INTSTS1
);
275 for (i
= 0; i
< 4; i
++) {
276 r8a66597_write(r8a66597
, le16_to_cpu(p
[i
]), setup_addr
);
279 r8a66597_write(r8a66597
, ~0x0001, BRDYSTS
);
280 r8a66597_write(r8a66597
, SUREQ
, DCPCTR
);
283 intsts1
= r8a66597_read(r8a66597
, INTSTS1
);
286 if (intsts1
& SIGN
) {
287 printf("setup packet send error\n");
291 printf("setup packet timeout\n");
300 static int send_bulk_packet(struct r8a66597
*r8a66597
, struct usb_device
*dev
,
301 unsigned long pipe
, void *buffer
, int transfer_len
)
307 R8A66597_DPRINT("%s\n", __func__
);
309 r8a66597_mdfy(r8a66597
, MBW
| BULK_OUT_PIPENUM
,
310 MBW
| CURPIPE
, CFIFOSEL
);
311 r8a66597_reg_wait(r8a66597
, CFIFOSEL
, CURPIPE
, BULK_OUT_PIPENUM
);
312 tmp
= r8a66597_read(r8a66597
, CFIFOCTR
);
313 if ((tmp
& FRDY
) == 0) {
314 printf("%s FRDY is not set (%x)\n", __func__
, tmp
);
318 /* prepare parameters */
319 bufsize
= dev
->epmaxpacketout
[usb_pipeendpoint(pipe
)];
320 buf
= (u16
*)(buffer
+ dev
->act_len
);
321 size
= min((int)bufsize
, transfer_len
- dev
->act_len
);
324 r8a66597_write(r8a66597
, ~(1 << BULK_OUT_PIPENUM
), BEMPSTS
);
326 r8a66597_write_fifo(r8a66597
, CFIFO
, buf
, size
);
327 r8a66597_write(r8a66597
, BVAL
, CFIFOCTR
);
330 /* update parameters */
331 dev
->act_len
+= size
;
333 r8a66597_mdfy(r8a66597
, PID_BUF
, PID
,
334 get_pipectr_addr(BULK_OUT_PIPENUM
));
336 while (!(r8a66597_read(r8a66597
, BEMPSTS
) & (1 << BULK_OUT_PIPENUM
)))
339 r8a66597_write(r8a66597
, ~(1 << BULK_OUT_PIPENUM
), BEMPSTS
);
341 if (dev
->act_len
>= transfer_len
)
342 r8a66597_mdfy(r8a66597
, PID_NAK
, PID
,
343 get_pipectr_addr(BULK_OUT_PIPENUM
));
348 static int receive_bulk_packet(struct r8a66597
*r8a66597
,
349 struct usb_device
*dev
,
351 void *buffer
, int transfer_len
)
355 const u16 pipenum
= BULK_IN_PIPENUM
;
357 int maxpacket
= dev
->epmaxpacketin
[usb_pipeendpoint(pipe
)];
359 R8A66597_DPRINT("%s\n", __func__
);
362 if (dev
->act_len
== 0) {
363 r8a66597_mdfy(r8a66597
, PID_NAK
, PID
,
364 get_pipectr_addr(pipenum
));
365 r8a66597_write(r8a66597
, ~(1 << pipenum
), BRDYSTS
);
367 r8a66597_write(r8a66597
, TRCLR
, get_pipetre_addr(pipenum
));
368 r8a66597_write(r8a66597
,
369 (transfer_len
+ maxpacket
- 1) / maxpacket
,
370 get_pipetrn_addr(pipenum
));
371 r8a66597_bset(r8a66597
, TRENB
, get_pipetre_addr(pipenum
));
373 r8a66597_mdfy(r8a66597
, PID_BUF
, PID
,
374 get_pipectr_addr(pipenum
));
377 r8a66597_mdfy(r8a66597
, MBW
| pipenum
, MBW
| CURPIPE
, CFIFOSEL
);
378 r8a66597_reg_wait(r8a66597
, CFIFOSEL
, CURPIPE
, pipenum
);
380 while (!(r8a66597_read(r8a66597
, BRDYSTS
) & (1 << pipenum
)))
383 r8a66597_write(r8a66597
, ~(1 << pipenum
), BRDYSTS
);
385 tmp
= r8a66597_read(r8a66597
, CFIFOCTR
);
386 if ((tmp
& FRDY
) == 0) {
387 printf("%s FRDY is not set. (%x)\n", __func__
, tmp
);
391 buf
= (u16
*)(buffer
+ dev
->act_len
);
392 rcv_len
= tmp
& DTLN
;
393 dev
->act_len
+= rcv_len
;
397 r8a66597_write(r8a66597
, BCLR
, CFIFOCTR
);
399 r8a66597_read_fifo(r8a66597
, CFIFO
, buf
, rcv_len
);
405 static int receive_control_packet(struct r8a66597
*r8a66597
,
406 struct usb_device
*dev
,
407 void *buffer
, int transfer_len
)
412 /* FIXME: limit transfer size : 64byte or less */
414 r8a66597_bclr(r8a66597
, R8A66597_DIR
, DCPCFG
);
415 r8a66597_mdfy(r8a66597
, 0, ISEL
| CURPIPE
, CFIFOSEL
);
416 r8a66597_reg_wait(r8a66597
, CFIFOSEL
, CURPIPE
, 0);
417 r8a66597_bset(r8a66597
, SQSET
, DCPCTR
);
418 r8a66597_write(r8a66597
, BCLR
, CFIFOCTR
);
419 r8a66597_mdfy(r8a66597
, PID_BUF
, PID
, DCPCTR
);
421 while (!(r8a66597_read(r8a66597
, BRDYSTS
) & 0x0001))
424 r8a66597_write(r8a66597
, ~0x0001, BRDYSTS
);
426 r8a66597_mdfy(r8a66597
, MBW
, MBW
| CURPIPE
, CFIFOSEL
);
427 r8a66597_reg_wait(r8a66597
, CFIFOSEL
, CURPIPE
, 0);
429 tmp
= r8a66597_read(r8a66597
, CFIFOCTR
);
430 if ((tmp
& FRDY
) == 0) {
431 printf("%s FRDY is not set. (%x)\n", __func__
, tmp
);
435 rcv_len
= tmp
& DTLN
;
436 dev
->act_len
+= rcv_len
;
438 r8a66597_mdfy(r8a66597
, PID_NAK
, PID
, DCPCTR
);
442 r8a66597_write(r8a66597
, BCLR
, DCPCTR
);
444 r8a66597_read_fifo(r8a66597
, CFIFO
, buffer
, rcv_len
);
450 static int send_status_packet(struct r8a66597
*r8a66597
,
453 r8a66597_bset(r8a66597
, SQSET
, DCPCTR
);
454 r8a66597_mdfy(r8a66597
, PID_NAK
, PID
, DCPCTR
);
456 if (usb_pipein(pipe
)) {
457 r8a66597_bset(r8a66597
, R8A66597_DIR
, DCPCFG
);
458 r8a66597_mdfy(r8a66597
, ISEL
, ISEL
| CURPIPE
, CFIFOSEL
);
459 r8a66597_reg_wait(r8a66597
, CFIFOSEL
, CURPIPE
, 0);
460 r8a66597_write(r8a66597
, ~BEMP0
, BEMPSTS
);
461 r8a66597_write(r8a66597
, BCLR
| BVAL
, CFIFOCTR
);
463 r8a66597_bclr(r8a66597
, R8A66597_DIR
, DCPCFG
);
464 r8a66597_mdfy(r8a66597
, 0, ISEL
| CURPIPE
, CFIFOSEL
);
465 r8a66597_reg_wait(r8a66597
, CFIFOSEL
, CURPIPE
, 0);
466 r8a66597_write(r8a66597
, BCLR
, CFIFOCTR
);
468 r8a66597_mdfy(r8a66597
, PID_BUF
, PID
, DCPCTR
);
470 while (!(r8a66597_read(r8a66597
, BEMPSTS
) & 0x0001))
477 static void r8a66597_check_syssts(struct r8a66597
*r8a66597
, int port
)
479 int count
= R8A66597_MAX_SAMPLING
;
480 unsigned short syssts
, old_syssts
;
482 R8A66597_DPRINT("%s\n", __func__
);
484 old_syssts
= r8a66597_read(r8a66597
, get_syssts_reg(port
) & LNST
);
486 mdelay(R8A66597_RH_POLL_TIME
);
488 syssts
= r8a66597_read(r8a66597
, get_syssts_reg(port
) & LNST
);
489 if (syssts
== old_syssts
) {
492 count
= R8A66597_MAX_SAMPLING
;
498 static void r8a66597_bus_reset(struct r8a66597
*r8a66597
, int port
)
501 r8a66597_mdfy(r8a66597
, USBRST
, USBRST
| UACT
, get_dvstctr_reg(port
));
503 r8a66597_mdfy(r8a66597
, UACT
, USBRST
| UACT
, get_dvstctr_reg(port
));
507 static int check_usb_device_connecting(struct r8a66597
*r8a66597
)
509 int timeout
= 10000; /* 100usec * 10000 = 1sec */
512 for (i
= 0; i
< 5; i
++) {
513 /* check a usb cable connect */
514 while (!(r8a66597_read(r8a66597
, INTSTS1
) & ATTCH
)) {
516 printf("%s timeout.\n", __func__
);
522 /* check a data line */
523 r8a66597_check_syssts(r8a66597
, 0);
525 r8a66597_bus_reset(r8a66597
, 0);
526 r8a66597
->speed
= get_rh_usb_speed(r8a66597
, 0);
528 if (!(r8a66597_read(r8a66597
, INTSTS1
) & DTCH
)) {
529 r8a66597
->port_change
= USB_PORT_STAT_C_CONNECTION
;
530 r8a66597
->port_status
= USB_PORT_STAT_CONNECTION
|
531 USB_PORT_STAT_ENABLE
;
532 return 0; /* success */
535 R8A66597_DPRINT("USB device has detached. retry = %d\n", i
);
536 r8a66597_write(r8a66597
, ~DTCH
, INTSTS1
);
539 return -1; /* fail */
542 /*-------------------------------------------------------------------------*
544 *-------------------------------------------------------------------------*/
546 #include <usbroothubdes.h>
548 static int r8a66597_submit_rh_msg(struct usb_device
*dev
, unsigned long pipe
,
549 void *buffer
, int transfer_len
, struct devrequest
*cmd
)
551 struct r8a66597
*r8a66597
= &gr8a66597
;
552 int leni
= transfer_len
;
558 unsigned char data
[32];
560 R8A66597_DPRINT("%s\n", __func__
);
562 if (usb_pipeint(pipe
)) {
563 printf("Root-Hub submit IRQ: NOT implemented");
567 bmRType_bReq
= cmd
->requesttype
| (cmd
->request
<< 8);
568 wValue
= cpu_to_le16 (cmd
->value
);
569 wLength
= cpu_to_le16 (cmd
->length
);
571 switch (bmRType_bReq
) {
573 *(__u16
*)buffer
= cpu_to_le16(1);
576 case RH_GET_STATUS
| RH_INTERFACE
:
577 *(__u16
*)buffer
= cpu_to_le16(0);
580 case RH_GET_STATUS
| RH_ENDPOINT
:
581 *(__u16
*)buffer
= cpu_to_le16(0);
584 case RH_GET_STATUS
| RH_CLASS
:
585 *(__u32
*)buffer
= cpu_to_le32(0);
588 case RH_GET_STATUS
| RH_OTHER
| RH_CLASS
:
589 *(__u32
*)buffer
= cpu_to_le32(r8a66597
->port_status
|
590 (r8a66597
->port_change
<< 16));
593 case RH_CLEAR_FEATURE
| RH_ENDPOINT
:
594 case RH_CLEAR_FEATURE
| RH_CLASS
:
597 case RH_CLEAR_FEATURE
| RH_OTHER
| RH_CLASS
:
599 case RH_C_PORT_CONNECTION
:
600 r8a66597
->port_change
&= ~USB_PORT_STAT_C_CONNECTION
;
605 case RH_SET_FEATURE
| RH_OTHER
| RH_CLASS
:
607 case (RH_PORT_SUSPEND
):
609 case (RH_PORT_RESET
):
610 r8a66597_bus_reset(r8a66597
, 0);
612 case (RH_PORT_POWER
):
614 case (RH_PORT_ENABLE
):
619 gr8a66597
.rh_devnum
= wValue
;
621 case RH_GET_DESCRIPTOR
:
622 switch ((wValue
& 0xff00) >> 8) {
623 case (0x01): /* device descriptor */
624 len
= min_t(unsigned int,
627 sizeof(root_hub_dev_des
),
629 memcpy(buffer
, root_hub_dev_des
, len
);
631 case (0x02): /* configuration descriptor */
632 len
= min_t(unsigned int,
635 sizeof(root_hub_config_des
),
637 memcpy(buffer
, root_hub_config_des
, len
);
639 case (0x03): /* string descriptors */
640 if (wValue
== 0x0300) {
641 len
= min_t(unsigned int,
644 sizeof(root_hub_str_index0
),
646 memcpy(buffer
, root_hub_str_index0
, len
);
648 if (wValue
== 0x0301) {
649 len
= min_t(unsigned int,
652 sizeof(root_hub_str_index1
),
654 memcpy(buffer
, root_hub_str_index1
, len
);
658 stat
= USB_ST_STALLED
;
662 case RH_GET_DESCRIPTOR
| RH_CLASS
:
664 __u32 temp
= 0x00000001;
666 data
[0] = 9; /* min length; */
668 data
[2] = temp
& RH_A_NDP
;
672 if (temp
& RH_A_NOCP
)
674 else if (temp
& RH_A_OCPM
)
677 /* corresponds to data[4-7] */
678 data
[5] = (temp
& RH_A_POTPGT
) >> 24;
679 data
[7] = temp
& RH_B_DR
;
684 data
[8] = (temp
& RH_B_DR
) >> 8;
685 data
[10] = data
[9] = 0xff;
688 len
= min_t(unsigned int, leni
,
689 min_t(unsigned int, data
[0], wLength
));
690 memcpy(buffer
, data
, len
);
694 case RH_GET_CONFIGURATION
:
695 *(__u8
*) buffer
= 0x01;
698 case RH_SET_CONFIGURATION
:
701 R8A66597_DPRINT("unsupported root hub command");
702 stat
= USB_ST_STALLED
;
707 len
= min_t(int, len
, leni
);
715 int submit_bulk_msg(struct usb_device
*dev
, unsigned long pipe
, void *buffer
,
718 struct r8a66597
*r8a66597
= &gr8a66597
;
721 R8A66597_DPRINT("%s\n", __func__
);
722 R8A66597_DPRINT("pipe = %08x, buffer = %p, len = %d, devnum = %d\n",
723 pipe
, buffer
, transfer_len
, dev
->devnum
);
725 set_devadd(r8a66597
, dev
->devnum
, dev
, 0);
727 pipe_buffer_setting(r8a66597
, dev
, pipe
);
730 while (dev
->act_len
< transfer_len
&& ret
== 0) {
734 if (usb_pipein(pipe
))
735 ret
= receive_bulk_packet(r8a66597
, dev
, pipe
, buffer
,
738 ret
= send_bulk_packet(r8a66597
, dev
, pipe
, buffer
,
748 int submit_control_msg(struct usb_device
*dev
, unsigned long pipe
,
749 void *buffer
, int transfer_len
, struct devrequest
*setup
)
751 struct r8a66597
*r8a66597
= &gr8a66597
;
752 u16 r8a66597_address
= setup
->request
== USB_REQ_SET_ADDRESS
?
755 R8A66597_DPRINT("%s\n", __func__
);
756 if (usb_pipedevice(pipe
) == r8a66597
->rh_devnum
)
757 return r8a66597_submit_rh_msg(dev
, pipe
, buffer
, transfer_len
,
760 R8A66597_DPRINT("%s: setup\n", __func__
);
761 set_devadd(r8a66597
, r8a66597_address
, dev
, 0);
763 if (send_setup_packet(r8a66597
, dev
, setup
) < 0) {
764 printf("setup packet send error\n");
769 if (usb_pipein(pipe
))
770 if (receive_control_packet(r8a66597
, dev
, buffer
,
774 if (send_status_packet(r8a66597
, pipe
) < 0)
782 int submit_int_msg(struct usb_device
*dev
, unsigned long pipe
, void *buffer
,
783 int transfer_len
, int interval
)
786 R8A66597_DPRINT("%s\n", __func__
);
790 int usb_lowlevel_init(int index
, enum usb_init_type init
, void **controller
)
792 struct r8a66597
*r8a66597
= &gr8a66597
;
794 R8A66597_DPRINT("%s\n", __func__
);
796 memset(r8a66597
, 0, sizeof(*r8a66597
));
797 r8a66597
->reg
= CONFIG_R8A66597_BASE_ADDR
;
799 disable_controller(r8a66597
);
802 enable_controller(r8a66597
);
803 r8a66597_port_power(r8a66597
, 0 , 1);
805 /* check usb device */
806 check_usb_device_connecting(r8a66597
);
813 int usb_lowlevel_stop(int index
)
815 disable_controller(&gr8a66597
);