Commit | Line | Data |
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f1407d5c KM |
1 | /* |
2 | * Renesas USB driver | |
3 | * | |
4 | * Copyright (C) 2011 Renesas Solutions Corp. | |
5 | * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | |
6 | * | |
7 | * This program is distributed in the hope that it will be useful, | |
8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
10 | * GNU General Public License for more details. | |
11 | * | |
12 | * You should have received a copy of the GNU General Public License | |
13 | * along with this program; if not, write to the Free Software | |
14 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
15 | * | |
16 | */ | |
17 | #include <linux/io.h> | |
18 | #include <linux/module.h> | |
19 | #include <linux/pm_runtime.h> | |
20 | #include <linux/slab.h> | |
21 | #include <linux/sysfs.h> | |
22 | #include "./common.h" | |
23 | ||
233f519d KM |
24 | /* |
25 | * image of renesas_usbhs | |
26 | * | |
27 | * ex) gadget case | |
28 | ||
29 | * mod.c | |
30 | * mod_gadget.c | |
31 | * mod_host.c pipe.c fifo.c | |
32 | * | |
33 | * +-------+ +-----------+ | |
34 | * | pipe0 |------>| fifo pio | | |
35 | * +------------+ +-------+ +-----------+ | |
36 | * | mod_gadget |=====> | pipe1 |--+ | |
37 | * +------------+ +-------+ | +-----------+ | |
38 | * | pipe2 | | +-| fifo dma0 | | |
39 | * +------------+ +-------+ | | +-----------+ | |
40 | * | mod_host | | pipe3 |<-|--+ | |
41 | * +------------+ +-------+ | +-----------+ | |
42 | * | .... | +--->| fifo dma1 | | |
43 | * | .... | +-----------+ | |
44 | */ | |
45 | ||
46 | ||
b002ff6e KM |
47 | #define USBHSF_RUNTIME_PWCTRL (1 << 0) |
48 | ||
49 | /* status */ | |
50 | #define usbhsc_flags_init(p) do {(p)->flags = 0; } while (0) | |
51 | #define usbhsc_flags_set(p, b) ((p)->flags |= (b)) | |
52 | #define usbhsc_flags_clr(p, b) ((p)->flags &= ~(b)) | |
53 | #define usbhsc_flags_has(p, b) ((p)->flags & (b)) | |
54 | ||
f1407d5c KM |
55 | /* |
56 | * platform call back | |
57 | * | |
58 | * renesas usb support platform callback function. | |
59 | * Below macro call it. | |
60 | * if platform doesn't have callback, it return 0 (no error) | |
61 | */ | |
62 | #define usbhs_platform_call(priv, func, args...)\ | |
63 | (!(priv) ? -ENODEV : \ | |
64 | !((priv)->pfunc->func) ? 0 : \ | |
65 | (priv)->pfunc->func(args)) | |
66 | ||
67 | /* | |
68 | * common functions | |
69 | */ | |
70 | u16 usbhs_read(struct usbhs_priv *priv, u32 reg) | |
71 | { | |
72 | return ioread16(priv->base + reg); | |
73 | } | |
74 | ||
75 | void usbhs_write(struct usbhs_priv *priv, u32 reg, u16 data) | |
76 | { | |
77 | iowrite16(data, priv->base + reg); | |
78 | } | |
79 | ||
80 | void usbhs_bset(struct usbhs_priv *priv, u32 reg, u16 mask, u16 data) | |
81 | { | |
82 | u16 val = usbhs_read(priv, reg); | |
83 | ||
84 | val &= ~mask; | |
85 | val |= data & mask; | |
86 | ||
87 | usbhs_write(priv, reg, val); | |
88 | } | |
89 | ||
206dcc2c KM |
90 | struct usbhs_priv *usbhs_pdev_to_priv(struct platform_device *pdev) |
91 | { | |
92 | return dev_get_drvdata(&pdev->dev); | |
93 | } | |
94 | ||
f1407d5c KM |
95 | /* |
96 | * syscfg functions | |
97 | */ | |
98 | void usbhs_sys_clock_ctrl(struct usbhs_priv *priv, int enable) | |
99 | { | |
100 | usbhs_bset(priv, SYSCFG, SCKE, enable ? SCKE : 0); | |
101 | } | |
102 | ||
103 | void usbhs_sys_hispeed_ctrl(struct usbhs_priv *priv, int enable) | |
104 | { | |
105 | usbhs_bset(priv, SYSCFG, HSE, enable ? HSE : 0); | |
106 | } | |
107 | ||
108 | void usbhs_sys_usb_ctrl(struct usbhs_priv *priv, int enable) | |
109 | { | |
110 | usbhs_bset(priv, SYSCFG, USBE, enable ? USBE : 0); | |
111 | } | |
112 | ||
113 | void usbhs_sys_host_ctrl(struct usbhs_priv *priv, int enable) | |
114 | { | |
115 | u16 mask = DCFM | DRPD | DPRPU; | |
116 | u16 val = DCFM | DRPD; | |
117 | ||
118 | /* | |
119 | * if enable | |
120 | * | |
121 | * - select Host mode | |
122 | * - D+ Line/D- Line Pull-down | |
123 | */ | |
124 | usbhs_bset(priv, SYSCFG, mask, enable ? val : 0); | |
125 | } | |
126 | ||
127 | void usbhs_sys_function_ctrl(struct usbhs_priv *priv, int enable) | |
128 | { | |
129 | u16 mask = DCFM | DRPD | DPRPU; | |
130 | u16 val = DPRPU; | |
131 | ||
132 | /* | |
133 | * if enable | |
134 | * | |
135 | * - select Function mode | |
136 | * - D+ Line Pull-up | |
137 | */ | |
138 | usbhs_bset(priv, SYSCFG, mask, enable ? val : 0); | |
139 | } | |
140 | ||
141 | /* | |
142 | * frame functions | |
143 | */ | |
144 | int usbhs_frame_get_num(struct usbhs_priv *priv) | |
145 | { | |
146 | return usbhs_read(priv, FRMNUM) & FRNM_MASK; | |
147 | } | |
148 | ||
ef8bedb9 KM |
149 | /* |
150 | * usb request functions | |
151 | */ | |
152 | void usbhs_usbreq_get_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req) | |
153 | { | |
154 | u16 val; | |
155 | ||
156 | val = usbhs_read(priv, USBREQ); | |
157 | req->bRequest = (val >> 8) & 0xFF; | |
158 | req->bRequestType = (val >> 0) & 0xFF; | |
159 | ||
160 | req->wValue = usbhs_read(priv, USBVAL); | |
161 | req->wIndex = usbhs_read(priv, USBINDX); | |
162 | req->wLength = usbhs_read(priv, USBLENG); | |
163 | } | |
164 | ||
165 | void usbhs_usbreq_set_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req) | |
166 | { | |
167 | usbhs_write(priv, USBREQ, (req->bRequest << 8) | req->bRequestType); | |
168 | usbhs_write(priv, USBVAL, req->wValue); | |
169 | usbhs_write(priv, USBINDX, req->wIndex); | |
170 | usbhs_write(priv, USBLENG, req->wLength); | |
171 | ||
172 | usbhs_bset(priv, DCPCTR, SUREQ, SUREQ); | |
173 | } | |
174 | ||
258485d9 KM |
175 | /* |
176 | * bus/vbus functions | |
177 | */ | |
178 | void usbhs_bus_send_sof_enable(struct usbhs_priv *priv) | |
179 | { | |
180 | usbhs_bset(priv, DVSTCTR, (USBRST | UACT), UACT); | |
181 | } | |
182 | ||
183 | void usbhs_bus_send_reset(struct usbhs_priv *priv) | |
184 | { | |
185 | usbhs_bset(priv, DVSTCTR, (USBRST | UACT), USBRST); | |
186 | } | |
187 | ||
75587f52 KM |
188 | int usbhs_bus_get_speed(struct usbhs_priv *priv) |
189 | { | |
190 | u16 dvstctr = usbhs_read(priv, DVSTCTR); | |
191 | ||
192 | switch (RHST & dvstctr) { | |
193 | case RHST_LOW_SPEED: | |
194 | return USB_SPEED_LOW; | |
195 | case RHST_FULL_SPEED: | |
196 | return USB_SPEED_FULL; | |
197 | case RHST_HIGH_SPEED: | |
198 | return USB_SPEED_HIGH; | |
199 | } | |
200 | ||
201 | return USB_SPEED_UNKNOWN; | |
202 | } | |
203 | ||
258485d9 KM |
204 | int usbhs_vbus_ctrl(struct usbhs_priv *priv, int enable) |
205 | { | |
206 | struct platform_device *pdev = usbhs_priv_to_pdev(priv); | |
207 | ||
208 | return usbhs_platform_call(priv, set_vbus, pdev, enable); | |
209 | } | |
210 | ||
211 | static void usbhsc_bus_init(struct usbhs_priv *priv) | |
212 | { | |
213 | usbhs_write(priv, DVSTCTR, 0); | |
214 | ||
215 | usbhs_vbus_ctrl(priv, 0); | |
216 | } | |
217 | ||
f1407d5c KM |
218 | /* |
219 | * local functions | |
220 | */ | |
11935de5 | 221 | static void usbhsc_set_buswait(struct usbhs_priv *priv) |
f1407d5c KM |
222 | { |
223 | int wait = usbhs_get_dparam(priv, buswait_bwait); | |
f1407d5c | 224 | |
11935de5 KM |
225 | /* set bus wait if platform have */ |
226 | if (wait) | |
227 | usbhs_bset(priv, BUSWAIT, 0x000F, wait); | |
f1407d5c KM |
228 | } |
229 | ||
230 | /* | |
231 | * platform default param | |
232 | */ | |
233 | static u32 usbhsc_default_pipe_type[] = { | |
234 | USB_ENDPOINT_XFER_CONTROL, | |
235 | USB_ENDPOINT_XFER_ISOC, | |
236 | USB_ENDPOINT_XFER_ISOC, | |
237 | USB_ENDPOINT_XFER_BULK, | |
238 | USB_ENDPOINT_XFER_BULK, | |
239 | USB_ENDPOINT_XFER_BULK, | |
240 | USB_ENDPOINT_XFER_INT, | |
241 | USB_ENDPOINT_XFER_INT, | |
242 | USB_ENDPOINT_XFER_INT, | |
243 | USB_ENDPOINT_XFER_INT, | |
244 | }; | |
245 | ||
246 | /* | |
6e267da8 KM |
247 | * power control |
248 | */ | |
249 | static void usbhsc_power_ctrl(struct usbhs_priv *priv, int enable) | |
250 | { | |
251 | struct device *dev = usbhs_priv_to_dev(priv); | |
252 | ||
253 | if (enable) { | |
254 | /* enable PM */ | |
255 | pm_runtime_get_sync(dev); | |
256 | ||
257 | /* USB on */ | |
258 | usbhs_sys_clock_ctrl(priv, enable); | |
6e267da8 KM |
259 | } else { |
260 | /* USB off */ | |
6e267da8 KM |
261 | usbhs_sys_clock_ctrl(priv, enable); |
262 | ||
263 | /* disable PM */ | |
264 | pm_runtime_put_sync(dev); | |
265 | } | |
266 | } | |
267 | ||
268 | /* | |
ca8a282a | 269 | * hotplug |
f1407d5c | 270 | */ |
ca8a282a | 271 | static void usbhsc_hotplug(struct usbhs_priv *priv) |
f1407d5c | 272 | { |
f1407d5c KM |
273 | struct platform_device *pdev = usbhs_priv_to_pdev(priv); |
274 | struct usbhs_mod *mod = usbhs_mod_get_current(priv); | |
275 | int id; | |
276 | int enable; | |
277 | int ret; | |
278 | ||
279 | /* | |
280 | * get vbus status from platform | |
281 | */ | |
282 | enable = usbhs_platform_call(priv, get_vbus, pdev); | |
283 | ||
284 | /* | |
285 | * get id from platform | |
286 | */ | |
287 | id = usbhs_platform_call(priv, get_id, pdev); | |
288 | ||
289 | if (enable && !mod) { | |
290 | ret = usbhs_mod_change(priv, id); | |
291 | if (ret < 0) | |
292 | return; | |
293 | ||
294 | dev_dbg(&pdev->dev, "%s enable\n", __func__); | |
295 | ||
6e267da8 | 296 | /* power on */ |
b002ff6e KM |
297 | if (usbhsc_flags_has(priv, USBHSF_RUNTIME_PWCTRL)) |
298 | usbhsc_power_ctrl(priv, enable); | |
f1407d5c | 299 | |
258485d9 KM |
300 | /* bus init */ |
301 | usbhsc_set_buswait(priv); | |
302 | usbhsc_bus_init(priv); | |
303 | ||
f1407d5c KM |
304 | /* module start */ |
305 | usbhs_mod_call(priv, start, priv); | |
306 | ||
307 | } else if (!enable && mod) { | |
308 | dev_dbg(&pdev->dev, "%s disable\n", __func__); | |
309 | ||
310 | /* module stop */ | |
311 | usbhs_mod_call(priv, stop, priv); | |
312 | ||
258485d9 KM |
313 | /* bus init */ |
314 | usbhsc_bus_init(priv); | |
315 | ||
6e267da8 | 316 | /* power off */ |
b002ff6e KM |
317 | if (usbhsc_flags_has(priv, USBHSF_RUNTIME_PWCTRL)) |
318 | usbhsc_power_ctrl(priv, enable); | |
f1407d5c KM |
319 | |
320 | usbhs_mod_change(priv, -1); | |
321 | ||
322 | /* reset phy for next connection */ | |
323 | usbhs_platform_call(priv, phy_reset, pdev); | |
324 | } | |
325 | } | |
326 | ||
ca8a282a KM |
327 | /* |
328 | * notify hotplug | |
329 | */ | |
330 | static void usbhsc_notify_hotplug(struct work_struct *work) | |
331 | { | |
332 | struct usbhs_priv *priv = container_of(work, | |
333 | struct usbhs_priv, | |
334 | notify_hotplug_work.work); | |
335 | usbhsc_hotplug(priv); | |
336 | } | |
337 | ||
bc57381e | 338 | int usbhsc_drvcllbck_notify_hotplug(struct platform_device *pdev) |
f1407d5c | 339 | { |
206dcc2c | 340 | struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev); |
bc57381e | 341 | int delay = usbhs_get_dparam(priv, detection_delay); |
f1407d5c KM |
342 | |
343 | /* | |
344 | * This functions will be called in interrupt. | |
345 | * To make sure safety context, | |
346 | * use workqueue for usbhs_notify_hotplug | |
347 | */ | |
bc57381e | 348 | schedule_delayed_work(&priv->notify_hotplug_work, delay); |
f1407d5c KM |
349 | return 0; |
350 | } | |
351 | ||
352 | /* | |
353 | * platform functions | |
354 | */ | |
355 | static int __devinit usbhs_probe(struct platform_device *pdev) | |
356 | { | |
357 | struct renesas_usbhs_platform_info *info = pdev->dev.platform_data; | |
358 | struct renesas_usbhs_driver_callback *dfunc; | |
359 | struct usbhs_priv *priv; | |
360 | struct resource *res; | |
361 | unsigned int irq; | |
362 | int ret; | |
363 | ||
364 | /* check platform information */ | |
365 | if (!info || | |
b002ff6e | 366 | !info->platform_callback.get_id) { |
f1407d5c KM |
367 | dev_err(&pdev->dev, "no platform information\n"); |
368 | return -EINVAL; | |
369 | } | |
370 | ||
371 | /* platform data */ | |
372 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | |
373 | irq = platform_get_irq(pdev, 0); | |
374 | if (!res || (int)irq <= 0) { | |
375 | dev_err(&pdev->dev, "Not enough Renesas USB platform resources.\n"); | |
376 | return -ENODEV; | |
377 | } | |
378 | ||
379 | /* usb private data */ | |
380 | priv = kzalloc(sizeof(*priv), GFP_KERNEL); | |
381 | if (!priv) { | |
382 | dev_err(&pdev->dev, "Could not allocate priv\n"); | |
383 | return -ENOMEM; | |
384 | } | |
385 | ||
386 | priv->base = ioremap_nocache(res->start, resource_size(res)); | |
387 | if (!priv->base) { | |
388 | dev_err(&pdev->dev, "ioremap error.\n"); | |
389 | ret = -ENOMEM; | |
390 | goto probe_end_kfree; | |
391 | } | |
392 | ||
393 | /* | |
394 | * care platform info | |
395 | */ | |
396 | priv->pfunc = &info->platform_callback; | |
397 | priv->dparam = &info->driver_param; | |
398 | ||
399 | /* set driver callback functions for platform */ | |
400 | dfunc = &info->driver_callback; | |
401 | dfunc->notify_hotplug = usbhsc_drvcllbck_notify_hotplug; | |
402 | ||
403 | /* set default param if platform doesn't have */ | |
404 | if (!priv->dparam->pipe_type) { | |
405 | priv->dparam->pipe_type = usbhsc_default_pipe_type; | |
406 | priv->dparam->pipe_size = ARRAY_SIZE(usbhsc_default_pipe_type); | |
407 | } | |
e73a9891 KM |
408 | if (!priv->dparam->pio_dma_border) |
409 | priv->dparam->pio_dma_border = 64; /* 64byte */ | |
f1407d5c | 410 | |
b002ff6e KM |
411 | /* FIXME */ |
412 | /* runtime power control ? */ | |
413 | if (priv->pfunc->get_vbus) | |
414 | usbhsc_flags_set(priv, USBHSF_RUNTIME_PWCTRL); | |
415 | ||
f1407d5c KM |
416 | /* |
417 | * priv settings | |
418 | */ | |
419 | priv->irq = irq; | |
420 | priv->pdev = pdev; | |
bc57381e | 421 | INIT_DELAYED_WORK(&priv->notify_hotplug_work, usbhsc_notify_hotplug); |
f1407d5c KM |
422 | spin_lock_init(usbhs_priv_to_lock(priv)); |
423 | ||
424 | /* call pipe and module init */ | |
425 | ret = usbhs_pipe_probe(priv); | |
426 | if (ret < 0) | |
97f93227 | 427 | goto probe_end_iounmap; |
f1407d5c | 428 | |
d3af90a5 | 429 | ret = usbhs_fifo_probe(priv); |
f1407d5c | 430 | if (ret < 0) |
97f93227 | 431 | goto probe_end_pipe_exit; |
f1407d5c | 432 | |
d3af90a5 KM |
433 | ret = usbhs_mod_probe(priv); |
434 | if (ret < 0) | |
435 | goto probe_end_fifo_exit; | |
436 | ||
f1407d5c KM |
437 | /* dev_set_drvdata should be called after usbhs_mod_init */ |
438 | dev_set_drvdata(&pdev->dev, priv); | |
439 | ||
440 | /* | |
441 | * deviece reset here because | |
442 | * USB device might be used in boot loader. | |
443 | */ | |
444 | usbhs_sys_clock_ctrl(priv, 0); | |
445 | ||
446 | /* | |
447 | * platform call | |
448 | * | |
449 | * USB phy setup might depend on CPU/Board. | |
450 | * If platform has its callback functions, | |
451 | * call it here. | |
452 | */ | |
453 | ret = usbhs_platform_call(priv, hardware_init, pdev); | |
454 | if (ret < 0) { | |
455 | dev_err(&pdev->dev, "platform prove failed.\n"); | |
97f93227 | 456 | goto probe_end_mod_exit; |
f1407d5c KM |
457 | } |
458 | ||
459 | /* reset phy for connection */ | |
460 | usbhs_platform_call(priv, phy_reset, pdev); | |
461 | ||
b002ff6e KM |
462 | /* power control */ |
463 | pm_runtime_enable(&pdev->dev); | |
464 | if (!usbhsc_flags_has(priv, USBHSF_RUNTIME_PWCTRL)) { | |
465 | usbhsc_power_ctrl(priv, 1); | |
466 | usbhs_mod_autonomy_mode(priv); | |
467 | } | |
468 | ||
f1407d5c KM |
469 | /* |
470 | * manual call notify_hotplug for cold plug | |
471 | */ | |
f1407d5c KM |
472 | ret = usbhsc_drvcllbck_notify_hotplug(pdev); |
473 | if (ret < 0) | |
474 | goto probe_end_call_remove; | |
475 | ||
476 | dev_info(&pdev->dev, "probed\n"); | |
477 | ||
478 | return ret; | |
479 | ||
480 | probe_end_call_remove: | |
481 | usbhs_platform_call(priv, hardware_exit, pdev); | |
f1407d5c KM |
482 | probe_end_mod_exit: |
483 | usbhs_mod_remove(priv); | |
d3af90a5 KM |
484 | probe_end_fifo_exit: |
485 | usbhs_fifo_remove(priv); | |
97f93227 KM |
486 | probe_end_pipe_exit: |
487 | usbhs_pipe_remove(priv); | |
f1407d5c KM |
488 | probe_end_iounmap: |
489 | iounmap(priv->base); | |
490 | probe_end_kfree: | |
491 | kfree(priv); | |
492 | ||
493 | dev_info(&pdev->dev, "probe failed\n"); | |
494 | ||
495 | return ret; | |
496 | } | |
497 | ||
498 | static int __devexit usbhs_remove(struct platform_device *pdev) | |
499 | { | |
206dcc2c | 500 | struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev); |
af32fe51 KM |
501 | struct renesas_usbhs_platform_info *info = pdev->dev.platform_data; |
502 | struct renesas_usbhs_driver_callback *dfunc = &info->driver_callback; | |
f1407d5c KM |
503 | |
504 | dev_dbg(&pdev->dev, "usb remove\n"); | |
505 | ||
af32fe51 KM |
506 | dfunc->notify_hotplug = NULL; |
507 | ||
b002ff6e KM |
508 | /* power off */ |
509 | if (!usbhsc_flags_has(priv, USBHSF_RUNTIME_PWCTRL)) | |
510 | usbhsc_power_ctrl(priv, 0); | |
f1407d5c | 511 | |
b002ff6e | 512 | pm_runtime_disable(&pdev->dev); |
f1407d5c KM |
513 | |
514 | usbhs_platform_call(priv, hardware_exit, pdev); | |
f1407d5c | 515 | usbhs_mod_remove(priv); |
d3af90a5 | 516 | usbhs_fifo_remove(priv); |
97f93227 | 517 | usbhs_pipe_remove(priv); |
f1407d5c KM |
518 | iounmap(priv->base); |
519 | kfree(priv); | |
520 | ||
521 | return 0; | |
522 | } | |
523 | ||
ca8a282a KM |
524 | static int usbhsc_suspend(struct device *dev) |
525 | { | |
526 | struct usbhs_priv *priv = dev_get_drvdata(dev); | |
527 | struct usbhs_mod *mod = usbhs_mod_get_current(priv); | |
528 | ||
529 | if (mod) { | |
530 | usbhs_mod_call(priv, stop, priv); | |
531 | usbhs_mod_change(priv, -1); | |
532 | } | |
533 | ||
534 | if (mod || !usbhsc_flags_has(priv, USBHSF_RUNTIME_PWCTRL)) | |
535 | usbhsc_power_ctrl(priv, 0); | |
536 | ||
537 | return 0; | |
538 | } | |
539 | ||
540 | static int usbhsc_resume(struct device *dev) | |
541 | { | |
542 | struct usbhs_priv *priv = dev_get_drvdata(dev); | |
543 | struct platform_device *pdev = usbhs_priv_to_pdev(priv); | |
544 | ||
545 | usbhs_platform_call(priv, phy_reset, pdev); | |
546 | ||
547 | if (!usbhsc_flags_has(priv, USBHSF_RUNTIME_PWCTRL)) | |
548 | usbhsc_power_ctrl(priv, 1); | |
549 | ||
550 | usbhsc_hotplug(priv); | |
551 | ||
552 | return 0; | |
553 | } | |
554 | ||
555 | static int usbhsc_runtime_nop(struct device *dev) | |
556 | { | |
557 | /* Runtime PM callback shared between ->runtime_suspend() | |
558 | * and ->runtime_resume(). Simply returns success. | |
559 | * | |
560 | * This driver re-initializes all registers after | |
561 | * pm_runtime_get_sync() anyway so there is no need | |
562 | * to save and restore registers here. | |
563 | */ | |
564 | return 0; | |
565 | } | |
566 | ||
567 | static const struct dev_pm_ops usbhsc_pm_ops = { | |
568 | .suspend = usbhsc_suspend, | |
569 | .resume = usbhsc_resume, | |
570 | .runtime_suspend = usbhsc_runtime_nop, | |
571 | .runtime_resume = usbhsc_runtime_nop, | |
572 | }; | |
573 | ||
f1407d5c KM |
574 | static struct platform_driver renesas_usbhs_driver = { |
575 | .driver = { | |
576 | .name = "renesas_usbhs", | |
ca8a282a | 577 | .pm = &usbhsc_pm_ops, |
f1407d5c KM |
578 | }, |
579 | .probe = usbhs_probe, | |
580 | .remove = __devexit_p(usbhs_remove), | |
581 | }; | |
582 | ||
583 | static int __init usbhs_init(void) | |
584 | { | |
585 | return platform_driver_register(&renesas_usbhs_driver); | |
586 | } | |
587 | ||
588 | static void __exit usbhs_exit(void) | |
589 | { | |
590 | platform_driver_unregister(&renesas_usbhs_driver); | |
591 | } | |
592 | ||
593 | module_init(usbhs_init); | |
594 | module_exit(usbhs_exit); | |
595 | ||
596 | MODULE_LICENSE("GPL"); | |
597 | MODULE_DESCRIPTION("Renesas USB driver"); | |
598 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); |