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1/*
2 * Copyright 2012 Freescale Semiconductor, Inc.
3 * Copyright (C) 2012 Marek Vasut <marex@denx.de>
4 * on behalf of DENX Software Engineering GmbH
5 *
6 * The code contained herein is licensed under the GNU General Public
7 * License. You may obtain a copy of the GNU General Public License
8 * Version 2 or later at the following locations:
9 *
10 * http://www.opensource.org/licenses/gpl-license.html
11 * http://www.gnu.org/copyleft/gpl.html
12 */
13
14#include <linux/module.h>
15#include <linux/of_platform.h>
16#include <linux/of_gpio.h>
17#include <linux/platform_device.h>
18#include <linux/pm_runtime.h>
19#include <linux/dma-mapping.h>
20#include <linux/usb/chipidea.h>
21#include <linux/clk.h>
22
23#include "ci.h"
24#include "ci_hdrc_imx.h"
25
26#define CI_HDRC_IMX_IMX28_WRITE_FIX BIT(0)
27
28struct ci_hdrc_imx_platform_flag {
29 unsigned int flags;
30};
31
32static const struct ci_hdrc_imx_platform_flag imx27_usb_data = {
33};
34
35static const struct ci_hdrc_imx_platform_flag imx28_usb_data = {
36 .flags = CI_HDRC_IMX_IMX28_WRITE_FIX,
37};
38
39static const struct of_device_id ci_hdrc_imx_dt_ids[] = {
40 { .compatible = "fsl,imx28-usb", .data = &imx28_usb_data},
41 { .compatible = "fsl,imx27-usb", .data = &imx27_usb_data},
42 { /* sentinel */ }
43};
44MODULE_DEVICE_TABLE(of, ci_hdrc_imx_dt_ids);
45
46struct ci_hdrc_imx_data {
47 struct usb_phy *phy;
48 struct platform_device *ci_pdev;
49 struct clk *clk;
50 struct imx_usbmisc_data *usbmisc_data;
51};
52
53/* Common functions shared by usbmisc drivers */
54
55static struct imx_usbmisc_data *usbmisc_get_init_data(struct device *dev)
56{
57 struct device_node *np = dev->of_node;
58 struct of_phandle_args args;
59 struct imx_usbmisc_data *data;
60 int ret;
61
62 /*
63 * In case the fsl,usbmisc property is not present this device doesn't
64 * need usbmisc. Return NULL (which is no error here)
65 */
66 if (!of_get_property(np, "fsl,usbmisc", NULL))
67 return NULL;
68
69 data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
70 if (!data)
71 return ERR_PTR(-ENOMEM);
72
73 ret = of_parse_phandle_with_args(np, "fsl,usbmisc", "#index-cells",
74 0, &args);
75 if (ret) {
76 dev_err(dev, "Failed to parse property fsl,usbmisc, errno %d\n",
77 ret);
78 return ERR_PTR(ret);
79 }
80
81 data->index = args.args[0];
82 of_node_put(args.np);
83
84 if (of_find_property(np, "disable-over-current", NULL))
85 data->disable_oc = 1;
86
87 if (of_find_property(np, "external-vbus-divider", NULL))
88 data->evdo = 1;
89
90 return data;
91}
92
93/* End of common functions shared by usbmisc drivers*/
94
95static int ci_hdrc_imx_probe(struct platform_device *pdev)
96{
97 struct ci_hdrc_imx_data *data;
98 struct ci_hdrc_platform_data pdata = {
99 .name = dev_name(&pdev->dev),
100 .capoffset = DEF_CAPOFFSET,
101 .flags = CI_HDRC_REQUIRE_TRANSCEIVER |
102 CI_HDRC_DISABLE_STREAMING,
103 };
104 int ret;
105 const struct of_device_id *of_id =
106 of_match_device(ci_hdrc_imx_dt_ids, &pdev->dev);
107 const struct ci_hdrc_imx_platform_flag *imx_platform_flag = of_id->data;
108
109 data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
110 if (!data) {
111 dev_err(&pdev->dev, "Failed to allocate ci_hdrc-imx data!\n");
112 return -ENOMEM;
113 }
114
115 data->usbmisc_data = usbmisc_get_init_data(&pdev->dev);
116 if (IS_ERR(data->usbmisc_data))
117 return PTR_ERR(data->usbmisc_data);
118
119 data->clk = devm_clk_get(&pdev->dev, NULL);
120 if (IS_ERR(data->clk)) {
121 dev_err(&pdev->dev,
122 "Failed to get clock, err=%ld\n", PTR_ERR(data->clk));
123 return PTR_ERR(data->clk);
124 }
125
126 ret = clk_prepare_enable(data->clk);
127 if (ret) {
128 dev_err(&pdev->dev,
129 "Failed to prepare or enable clock, err=%d\n", ret);
130 return ret;
131 }
132
133 data->phy = devm_usb_get_phy_by_phandle(&pdev->dev, "fsl,usbphy", 0);
134 if (IS_ERR(data->phy)) {
135 ret = PTR_ERR(data->phy);
136 goto err_clk;
137 }
138
139 pdata.phy = data->phy;
140
141 if (imx_platform_flag->flags & CI_HDRC_IMX_IMX28_WRITE_FIX)
142 pdata.flags |= CI_HDRC_IMX28_WRITE_FIX;
143
144 ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
145 if (ret)
146 goto err_clk;
147
148 if (data->usbmisc_data) {
149 ret = imx_usbmisc_init(data->usbmisc_data);
150 if (ret) {
151 dev_err(&pdev->dev, "usbmisc init failed, ret=%d\n",
152 ret);
153 goto err_clk;
154 }
155 }
156
157 data->ci_pdev = ci_hdrc_add_device(&pdev->dev,
158 pdev->resource, pdev->num_resources,
159 &pdata);
160 if (IS_ERR(data->ci_pdev)) {
161 ret = PTR_ERR(data->ci_pdev);
162 dev_err(&pdev->dev,
163 "Can't register ci_hdrc platform device, err=%d\n",
164 ret);
165 goto err_clk;
166 }
167
168 if (data->usbmisc_data) {
169 ret = imx_usbmisc_init_post(data->usbmisc_data);
170 if (ret) {
171 dev_err(&pdev->dev, "usbmisc post failed, ret=%d\n",
172 ret);
173 goto disable_device;
174 }
175 }
176
177 platform_set_drvdata(pdev, data);
178
179 pm_runtime_no_callbacks(&pdev->dev);
180 pm_runtime_enable(&pdev->dev);
181
182 return 0;
183
184disable_device:
185 ci_hdrc_remove_device(data->ci_pdev);
186err_clk:
187 clk_disable_unprepare(data->clk);
188 return ret;
189}
190
191static int ci_hdrc_imx_remove(struct platform_device *pdev)
192{
193 struct ci_hdrc_imx_data *data = platform_get_drvdata(pdev);
194
195 pm_runtime_disable(&pdev->dev);
196 ci_hdrc_remove_device(data->ci_pdev);
197 clk_disable_unprepare(data->clk);
198
199 return 0;
200}
201
202static struct platform_driver ci_hdrc_imx_driver = {
203 .probe = ci_hdrc_imx_probe,
204 .remove = ci_hdrc_imx_remove,
205 .driver = {
206 .name = "imx_usb",
207 .owner = THIS_MODULE,
208 .of_match_table = ci_hdrc_imx_dt_ids,
209 },
210};
211
212module_platform_driver(ci_hdrc_imx_driver);
213
214MODULE_ALIAS("platform:imx-usb");
215MODULE_LICENSE("GPL v2");
216MODULE_DESCRIPTION("CI HDRC i.MX USB binding");
217MODULE_AUTHOR("Marek Vasut <marex@denx.de>");
218MODULE_AUTHOR("Richard Zhao <richard.zhao@freescale.com>");
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright 2012 Freescale Semiconductor, Inc.
4 * Copyright (C) 2012 Marek Vasut <marex@denx.de>
5 * on behalf of DENX Software Engineering GmbH
6 */
7
8#include <linux/module.h>
9#include <linux/of_platform.h>
10#include <linux/of_gpio.h>
11#include <linux/platform_device.h>
12#include <linux/pm_runtime.h>
13#include <linux/dma-mapping.h>
14#include <linux/usb/chipidea.h>
15#include <linux/usb/of.h>
16#include <linux/clk.h>
17
18#include "ci.h"
19#include "ci_hdrc_imx.h"
20
21struct ci_hdrc_imx_platform_flag {
22 unsigned int flags;
23};
24
25static const struct ci_hdrc_imx_platform_flag imx23_usb_data = {
26 .flags = CI_HDRC_TURN_VBUS_EARLY_ON |
27 CI_HDRC_DISABLE_STREAMING,
28};
29
30static const struct ci_hdrc_imx_platform_flag imx27_usb_data = {
31 .flags = CI_HDRC_DISABLE_STREAMING,
32};
33
34static const struct ci_hdrc_imx_platform_flag imx28_usb_data = {
35 .flags = CI_HDRC_IMX28_WRITE_FIX |
36 CI_HDRC_TURN_VBUS_EARLY_ON |
37 CI_HDRC_DISABLE_STREAMING,
38};
39
40static const struct ci_hdrc_imx_platform_flag imx6q_usb_data = {
41 .flags = CI_HDRC_SUPPORTS_RUNTIME_PM |
42 CI_HDRC_TURN_VBUS_EARLY_ON |
43 CI_HDRC_DISABLE_STREAMING,
44};
45
46static const struct ci_hdrc_imx_platform_flag imx6sl_usb_data = {
47 .flags = CI_HDRC_SUPPORTS_RUNTIME_PM |
48 CI_HDRC_TURN_VBUS_EARLY_ON |
49 CI_HDRC_DISABLE_HOST_STREAMING,
50};
51
52static const struct ci_hdrc_imx_platform_flag imx6sx_usb_data = {
53 .flags = CI_HDRC_SUPPORTS_RUNTIME_PM |
54 CI_HDRC_TURN_VBUS_EARLY_ON |
55 CI_HDRC_DISABLE_HOST_STREAMING,
56};
57
58static const struct ci_hdrc_imx_platform_flag imx6ul_usb_data = {
59 .flags = CI_HDRC_SUPPORTS_RUNTIME_PM |
60 CI_HDRC_TURN_VBUS_EARLY_ON,
61};
62
63static const struct ci_hdrc_imx_platform_flag imx7d_usb_data = {
64 .flags = CI_HDRC_SUPPORTS_RUNTIME_PM,
65};
66
67static const struct of_device_id ci_hdrc_imx_dt_ids[] = {
68 { .compatible = "fsl,imx23-usb", .data = &imx23_usb_data},
69 { .compatible = "fsl,imx28-usb", .data = &imx28_usb_data},
70 { .compatible = "fsl,imx27-usb", .data = &imx27_usb_data},
71 { .compatible = "fsl,imx6q-usb", .data = &imx6q_usb_data},
72 { .compatible = "fsl,imx6sl-usb", .data = &imx6sl_usb_data},
73 { .compatible = "fsl,imx6sx-usb", .data = &imx6sx_usb_data},
74 { .compatible = "fsl,imx6ul-usb", .data = &imx6ul_usb_data},
75 { .compatible = "fsl,imx7d-usb", .data = &imx7d_usb_data},
76 { /* sentinel */ }
77};
78MODULE_DEVICE_TABLE(of, ci_hdrc_imx_dt_ids);
79
80struct ci_hdrc_imx_data {
81 struct usb_phy *phy;
82 struct platform_device *ci_pdev;
83 struct clk *clk;
84 struct imx_usbmisc_data *usbmisc_data;
85 bool supports_runtime_pm;
86 bool override_phy_control;
87 bool in_lpm;
88 /* SoC before i.mx6 (except imx23/imx28) needs three clks */
89 bool need_three_clks;
90 struct clk *clk_ipg;
91 struct clk *clk_ahb;
92 struct clk *clk_per;
93 /* --------------------------------- */
94};
95
96/* Common functions shared by usbmisc drivers */
97
98static struct imx_usbmisc_data *usbmisc_get_init_data(struct device *dev)
99{
100 struct platform_device *misc_pdev;
101 struct device_node *np = dev->of_node;
102 struct of_phandle_args args;
103 struct imx_usbmisc_data *data;
104 int ret;
105
106 /*
107 * In case the fsl,usbmisc property is not present this device doesn't
108 * need usbmisc. Return NULL (which is no error here)
109 */
110 if (!of_get_property(np, "fsl,usbmisc", NULL))
111 return NULL;
112
113 data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
114 if (!data)
115 return ERR_PTR(-ENOMEM);
116
117 ret = of_parse_phandle_with_args(np, "fsl,usbmisc", "#index-cells",
118 0, &args);
119 if (ret) {
120 dev_err(dev, "Failed to parse property fsl,usbmisc, errno %d\n",
121 ret);
122 return ERR_PTR(ret);
123 }
124
125 data->index = args.args[0];
126
127 misc_pdev = of_find_device_by_node(args.np);
128 of_node_put(args.np);
129
130 if (!misc_pdev || !platform_get_drvdata(misc_pdev))
131 return ERR_PTR(-EPROBE_DEFER);
132
133 data->dev = &misc_pdev->dev;
134
135 if (of_find_property(np, "disable-over-current", NULL))
136 data->disable_oc = 1;
137
138 if (of_find_property(np, "over-current-active-high", NULL))
139 data->oc_polarity = 1;
140
141 if (of_find_property(np, "external-vbus-divider", NULL))
142 data->evdo = 1;
143
144 if (of_usb_get_phy_mode(np) == USBPHY_INTERFACE_MODE_ULPI)
145 data->ulpi = 1;
146
147 return data;
148}
149
150/* End of common functions shared by usbmisc drivers*/
151static int imx_get_clks(struct device *dev)
152{
153 struct ci_hdrc_imx_data *data = dev_get_drvdata(dev);
154 int ret = 0;
155
156 data->clk_ipg = devm_clk_get(dev, "ipg");
157 if (IS_ERR(data->clk_ipg)) {
158 /* If the platform only needs one clocks */
159 data->clk = devm_clk_get(dev, NULL);
160 if (IS_ERR(data->clk)) {
161 ret = PTR_ERR(data->clk);
162 dev_err(dev,
163 "Failed to get clks, err=%ld,%ld\n",
164 PTR_ERR(data->clk), PTR_ERR(data->clk_ipg));
165 return ret;
166 }
167 return ret;
168 }
169
170 data->clk_ahb = devm_clk_get(dev, "ahb");
171 if (IS_ERR(data->clk_ahb)) {
172 ret = PTR_ERR(data->clk_ahb);
173 dev_err(dev,
174 "Failed to get ahb clock, err=%d\n", ret);
175 return ret;
176 }
177
178 data->clk_per = devm_clk_get(dev, "per");
179 if (IS_ERR(data->clk_per)) {
180 ret = PTR_ERR(data->clk_per);
181 dev_err(dev,
182 "Failed to get per clock, err=%d\n", ret);
183 return ret;
184 }
185
186 data->need_three_clks = true;
187 return ret;
188}
189
190static int imx_prepare_enable_clks(struct device *dev)
191{
192 struct ci_hdrc_imx_data *data = dev_get_drvdata(dev);
193 int ret = 0;
194
195 if (data->need_three_clks) {
196 ret = clk_prepare_enable(data->clk_ipg);
197 if (ret) {
198 dev_err(dev,
199 "Failed to prepare/enable ipg clk, err=%d\n",
200 ret);
201 return ret;
202 }
203
204 ret = clk_prepare_enable(data->clk_ahb);
205 if (ret) {
206 dev_err(dev,
207 "Failed to prepare/enable ahb clk, err=%d\n",
208 ret);
209 clk_disable_unprepare(data->clk_ipg);
210 return ret;
211 }
212
213 ret = clk_prepare_enable(data->clk_per);
214 if (ret) {
215 dev_err(dev,
216 "Failed to prepare/enable per clk, err=%d\n",
217 ret);
218 clk_disable_unprepare(data->clk_ahb);
219 clk_disable_unprepare(data->clk_ipg);
220 return ret;
221 }
222 } else {
223 ret = clk_prepare_enable(data->clk);
224 if (ret) {
225 dev_err(dev,
226 "Failed to prepare/enable clk, err=%d\n",
227 ret);
228 return ret;
229 }
230 }
231
232 return ret;
233}
234
235static void imx_disable_unprepare_clks(struct device *dev)
236{
237 struct ci_hdrc_imx_data *data = dev_get_drvdata(dev);
238
239 if (data->need_three_clks) {
240 clk_disable_unprepare(data->clk_per);
241 clk_disable_unprepare(data->clk_ahb);
242 clk_disable_unprepare(data->clk_ipg);
243 } else {
244 clk_disable_unprepare(data->clk);
245 }
246}
247
248static int ci_hdrc_imx_probe(struct platform_device *pdev)
249{
250 struct ci_hdrc_imx_data *data;
251 struct ci_hdrc_platform_data pdata = {
252 .name = dev_name(&pdev->dev),
253 .capoffset = DEF_CAPOFFSET,
254 };
255 int ret;
256 const struct of_device_id *of_id;
257 const struct ci_hdrc_imx_platform_flag *imx_platform_flag;
258 struct device_node *np = pdev->dev.of_node;
259
260 of_id = of_match_device(ci_hdrc_imx_dt_ids, &pdev->dev);
261 if (!of_id)
262 return -ENODEV;
263
264 imx_platform_flag = of_id->data;
265
266 data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
267 if (!data)
268 return -ENOMEM;
269
270 platform_set_drvdata(pdev, data);
271 data->usbmisc_data = usbmisc_get_init_data(&pdev->dev);
272 if (IS_ERR(data->usbmisc_data))
273 return PTR_ERR(data->usbmisc_data);
274
275 ret = imx_get_clks(&pdev->dev);
276 if (ret)
277 return ret;
278
279 ret = imx_prepare_enable_clks(&pdev->dev);
280 if (ret)
281 return ret;
282
283 data->phy = devm_usb_get_phy_by_phandle(&pdev->dev, "fsl,usbphy", 0);
284 if (IS_ERR(data->phy)) {
285 ret = PTR_ERR(data->phy);
286 /* Return -EINVAL if no usbphy is available */
287 if (ret == -ENODEV)
288 ret = -EINVAL;
289 goto err_clk;
290 }
291
292 pdata.usb_phy = data->phy;
293
294 if (of_device_is_compatible(np, "fsl,imx53-usb") && pdata.usb_phy &&
295 of_usb_get_phy_mode(np) == USBPHY_INTERFACE_MODE_ULPI) {
296 pdata.flags |= CI_HDRC_OVERRIDE_PHY_CONTROL;
297 data->override_phy_control = true;
298 usb_phy_init(pdata.usb_phy);
299 }
300
301 pdata.flags |= imx_platform_flag->flags;
302 if (pdata.flags & CI_HDRC_SUPPORTS_RUNTIME_PM)
303 data->supports_runtime_pm = true;
304
305 ret = imx_usbmisc_init(data->usbmisc_data);
306 if (ret) {
307 dev_err(&pdev->dev, "usbmisc init failed, ret=%d\n", ret);
308 goto err_clk;
309 }
310
311 data->ci_pdev = ci_hdrc_add_device(&pdev->dev,
312 pdev->resource, pdev->num_resources,
313 &pdata);
314 if (IS_ERR(data->ci_pdev)) {
315 ret = PTR_ERR(data->ci_pdev);
316 if (ret != -EPROBE_DEFER)
317 dev_err(&pdev->dev,
318 "ci_hdrc_add_device failed, err=%d\n", ret);
319 goto err_clk;
320 }
321
322 ret = imx_usbmisc_init_post(data->usbmisc_data);
323 if (ret) {
324 dev_err(&pdev->dev, "usbmisc post failed, ret=%d\n", ret);
325 goto disable_device;
326 }
327
328 if (data->supports_runtime_pm) {
329 pm_runtime_set_active(&pdev->dev);
330 pm_runtime_enable(&pdev->dev);
331 }
332
333 device_set_wakeup_capable(&pdev->dev, true);
334
335 return 0;
336
337disable_device:
338 ci_hdrc_remove_device(data->ci_pdev);
339err_clk:
340 imx_disable_unprepare_clks(&pdev->dev);
341 return ret;
342}
343
344static int ci_hdrc_imx_remove(struct platform_device *pdev)
345{
346 struct ci_hdrc_imx_data *data = platform_get_drvdata(pdev);
347
348 if (data->supports_runtime_pm) {
349 pm_runtime_get_sync(&pdev->dev);
350 pm_runtime_disable(&pdev->dev);
351 pm_runtime_put_noidle(&pdev->dev);
352 }
353 ci_hdrc_remove_device(data->ci_pdev);
354 if (data->override_phy_control)
355 usb_phy_shutdown(data->phy);
356 imx_disable_unprepare_clks(&pdev->dev);
357
358 return 0;
359}
360
361static void ci_hdrc_imx_shutdown(struct platform_device *pdev)
362{
363 ci_hdrc_imx_remove(pdev);
364}
365
366#ifdef CONFIG_PM
367static int imx_controller_suspend(struct device *dev)
368{
369 struct ci_hdrc_imx_data *data = dev_get_drvdata(dev);
370
371 dev_dbg(dev, "at %s\n", __func__);
372
373 imx_disable_unprepare_clks(dev);
374 data->in_lpm = true;
375
376 return 0;
377}
378
379static int imx_controller_resume(struct device *dev)
380{
381 struct ci_hdrc_imx_data *data = dev_get_drvdata(dev);
382 int ret = 0;
383
384 dev_dbg(dev, "at %s\n", __func__);
385
386 if (!data->in_lpm) {
387 WARN_ON(1);
388 return 0;
389 }
390
391 ret = imx_prepare_enable_clks(dev);
392 if (ret)
393 return ret;
394
395 data->in_lpm = false;
396
397 ret = imx_usbmisc_set_wakeup(data->usbmisc_data, false);
398 if (ret) {
399 dev_err(dev, "usbmisc set_wakeup failed, ret=%d\n", ret);
400 goto clk_disable;
401 }
402
403 return 0;
404
405clk_disable:
406 imx_disable_unprepare_clks(dev);
407 return ret;
408}
409
410#ifdef CONFIG_PM_SLEEP
411static int ci_hdrc_imx_suspend(struct device *dev)
412{
413 int ret;
414
415 struct ci_hdrc_imx_data *data = dev_get_drvdata(dev);
416
417 if (data->in_lpm)
418 /* The core's suspend doesn't run */
419 return 0;
420
421 if (device_may_wakeup(dev)) {
422 ret = imx_usbmisc_set_wakeup(data->usbmisc_data, true);
423 if (ret) {
424 dev_err(dev, "usbmisc set_wakeup failed, ret=%d\n",
425 ret);
426 return ret;
427 }
428 }
429
430 return imx_controller_suspend(dev);
431}
432
433static int ci_hdrc_imx_resume(struct device *dev)
434{
435 struct ci_hdrc_imx_data *data = dev_get_drvdata(dev);
436 int ret;
437
438 ret = imx_controller_resume(dev);
439 if (!ret && data->supports_runtime_pm) {
440 pm_runtime_disable(dev);
441 pm_runtime_set_active(dev);
442 pm_runtime_enable(dev);
443 }
444
445 return ret;
446}
447#endif /* CONFIG_PM_SLEEP */
448
449static int ci_hdrc_imx_runtime_suspend(struct device *dev)
450{
451 struct ci_hdrc_imx_data *data = dev_get_drvdata(dev);
452 int ret;
453
454 if (data->in_lpm) {
455 WARN_ON(1);
456 return 0;
457 }
458
459 ret = imx_usbmisc_set_wakeup(data->usbmisc_data, true);
460 if (ret) {
461 dev_err(dev, "usbmisc set_wakeup failed, ret=%d\n", ret);
462 return ret;
463 }
464
465 return imx_controller_suspend(dev);
466}
467
468static int ci_hdrc_imx_runtime_resume(struct device *dev)
469{
470 return imx_controller_resume(dev);
471}
472
473#endif /* CONFIG_PM */
474
475static const struct dev_pm_ops ci_hdrc_imx_pm_ops = {
476 SET_SYSTEM_SLEEP_PM_OPS(ci_hdrc_imx_suspend, ci_hdrc_imx_resume)
477 SET_RUNTIME_PM_OPS(ci_hdrc_imx_runtime_suspend,
478 ci_hdrc_imx_runtime_resume, NULL)
479};
480static struct platform_driver ci_hdrc_imx_driver = {
481 .probe = ci_hdrc_imx_probe,
482 .remove = ci_hdrc_imx_remove,
483 .shutdown = ci_hdrc_imx_shutdown,
484 .driver = {
485 .name = "imx_usb",
486 .of_match_table = ci_hdrc_imx_dt_ids,
487 .pm = &ci_hdrc_imx_pm_ops,
488 },
489};
490
491module_platform_driver(ci_hdrc_imx_driver);
492
493MODULE_ALIAS("platform:imx-usb");
494MODULE_LICENSE("GPL v2");
495MODULE_DESCRIPTION("CI HDRC i.MX USB binding");
496MODULE_AUTHOR("Marek Vasut <marex@denx.de>");
497MODULE_AUTHOR("Richard Zhao <richard.zhao@freescale.com>");