1 // SPDX-License-Identifier: GPL-1.0+
5 * Copyright (C) 2011 Renesas Solutions Corp.
6 * Copyright (C) 2019 Renesas Electronics Corporation
7 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
10 #include <linux/err.h>
11 #include <linux/gpio.h>
13 #include <linux/module.h>
14 #include <linux/of_device.h>
15 #include <linux/of_gpio.h>
16 #include <linux/pm_runtime.h>
17 #include <linux/reset.h>
18 #include <linux/slab.h>
19 #include <linux/sysfs.h>
26 * image of renesas_usbhs
32 * mod_host.c pipe.c fifo.c
34 * +-------+ +-----------+
35 * | pipe0 |------>| fifo pio |
36 * +------------+ +-------+ +-----------+
37 * | mod_gadget |=====> | pipe1 |--+
38 * +------------+ +-------+ | +-----------+
39 * | pipe2 | | +-| fifo dma0 |
40 * +------------+ +-------+ | | +-----------+
41 * | mod_host | | pipe3 |<-|--+
42 * +------------+ +-------+ | +-----------+
43 * | .... | +--->| fifo dma1 |
44 * | .... | +-----------+
50 * renesas usb support platform callback function.
51 * Below macro call it.
52 * if platform doesn't have callback, it return 0 (no error)
54 #define usbhs_platform_call(priv, func, args...)\
55 (!(priv) ? -ENODEV : \
56 !((priv)->pfunc.func) ? 0 : \
57 (priv)->pfunc.func(args))
62 u16 usbhs_read(struct usbhs_priv *priv, u32 reg)
64 return ioread16(priv->base + reg);
67 void usbhs_write(struct usbhs_priv *priv, u32 reg, u16 data)
69 iowrite16(data, priv->base + reg);
72 void usbhs_bset(struct usbhs_priv *priv, u32 reg, u16 mask, u16 data)
74 u16 val = usbhs_read(priv, reg);
79 usbhs_write(priv, reg, val);
82 struct usbhs_priv *usbhs_pdev_to_priv(struct platform_device *pdev)
84 return dev_get_drvdata(&pdev->dev);
87 int usbhs_get_id_as_gadget(struct platform_device *pdev)
95 static void usbhs_sys_clock_ctrl(struct usbhs_priv *priv, int enable)
97 usbhs_bset(priv, SYSCFG, SCKE, enable ? SCKE : 0);
100 void usbhs_sys_host_ctrl(struct usbhs_priv *priv, int enable)
102 u16 mask = DCFM | DRPD | DPRPU | HSE | USBE;
103 u16 val = DCFM | DRPD | HSE | USBE;
109 * - D+ Line/D- Line Pull-down
111 usbhs_bset(priv, SYSCFG, mask, enable ? val : 0);
114 void usbhs_sys_function_ctrl(struct usbhs_priv *priv, int enable)
116 u16 mask = DCFM | DRPD | DPRPU | HSE | USBE;
117 u16 val = HSE | USBE;
119 /* CNEN bit is required for function operation */
120 if (usbhs_get_dparam(priv, has_cnen)) {
128 * - select Function mode
129 * - D+ Line Pull-up is disabled
130 * When D+ Line Pull-up is enabled,
131 * calling usbhs_sys_function_pullup(,1)
133 usbhs_bset(priv, SYSCFG, mask, enable ? val : 0);
136 void usbhs_sys_function_pullup(struct usbhs_priv *priv, int enable)
138 usbhs_bset(priv, SYSCFG, DPRPU, enable ? DPRPU : 0);
141 void usbhs_sys_set_test_mode(struct usbhs_priv *priv, u16 mode)
143 usbhs_write(priv, TESTMODE, mode);
149 int usbhs_frame_get_num(struct usbhs_priv *priv)
151 return usbhs_read(priv, FRMNUM) & FRNM_MASK;
155 * usb request functions
157 void usbhs_usbreq_get_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req)
161 val = usbhs_read(priv, USBREQ);
162 req->bRequest = (val >> 8) & 0xFF;
163 req->bRequestType = (val >> 0) & 0xFF;
165 req->wValue = usbhs_read(priv, USBVAL);
166 req->wIndex = usbhs_read(priv, USBINDX);
167 req->wLength = usbhs_read(priv, USBLENG);
170 void usbhs_usbreq_set_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req)
172 usbhs_write(priv, USBREQ, (req->bRequest << 8) | req->bRequestType);
173 usbhs_write(priv, USBVAL, req->wValue);
174 usbhs_write(priv, USBINDX, req->wIndex);
175 usbhs_write(priv, USBLENG, req->wLength);
177 usbhs_bset(priv, DCPCTR, SUREQ, SUREQ);
183 void usbhs_bus_send_sof_enable(struct usbhs_priv *priv)
185 u16 status = usbhs_read(priv, DVSTCTR) & (USBRST | UACT);
187 if (status != USBRST) {
188 struct device *dev = usbhs_priv_to_dev(priv);
189 dev_err(dev, "usbhs should be reset\n");
192 usbhs_bset(priv, DVSTCTR, (USBRST | UACT), UACT);
195 void usbhs_bus_send_reset(struct usbhs_priv *priv)
197 usbhs_bset(priv, DVSTCTR, (USBRST | UACT), USBRST);
200 int usbhs_bus_get_speed(struct usbhs_priv *priv)
202 u16 dvstctr = usbhs_read(priv, DVSTCTR);
204 switch (RHST & dvstctr) {
206 return USB_SPEED_LOW;
207 case RHST_FULL_SPEED:
208 return USB_SPEED_FULL;
209 case RHST_HIGH_SPEED:
210 return USB_SPEED_HIGH;
213 return USB_SPEED_UNKNOWN;
216 int usbhs_vbus_ctrl(struct usbhs_priv *priv, int enable)
218 struct platform_device *pdev = usbhs_priv_to_pdev(priv);
220 return usbhs_platform_call(priv, set_vbus, pdev, enable);
223 static void usbhsc_bus_init(struct usbhs_priv *priv)
225 usbhs_write(priv, DVSTCTR, 0);
227 usbhs_vbus_ctrl(priv, 0);
231 * device configuration
233 int usbhs_set_device_config(struct usbhs_priv *priv, int devnum,
234 u16 upphub, u16 hubport, u16 speed)
236 struct device *dev = usbhs_priv_to_dev(priv);
238 u32 reg = DEVADD0 + (2 * devnum);
241 dev_err(dev, "cannot set speed to unknown device %d\n", devnum);
246 dev_err(dev, "unsupported hub number %d\n", upphub);
252 usbspd = USBSPD_SPEED_LOW;
255 usbspd = USBSPD_SPEED_FULL;
258 usbspd = USBSPD_SPEED_HIGH;
261 dev_err(dev, "unsupported speed %d\n", speed);
265 usbhs_write(priv, reg, UPPHUB(upphub) |
273 * interrupt functions
275 void usbhs_xxxsts_clear(struct usbhs_priv *priv, u16 sts_reg, u16 bit)
277 u16 pipe_mask = (u16)GENMASK(usbhs_get_dparam(priv, pipe_size), 0);
279 usbhs_write(priv, sts_reg, ~(1 << bit) & pipe_mask);
285 static void usbhsc_set_buswait(struct usbhs_priv *priv)
287 int wait = usbhs_get_dparam(priv, buswait_bwait);
289 /* set bus wait if platform have */
291 usbhs_bset(priv, BUSWAIT, 0x000F, wait);
294 static bool usbhsc_is_multi_clks(struct usbhs_priv *priv)
296 return priv->dparam.multi_clks;
299 static int usbhsc_clk_get(struct device *dev, struct usbhs_priv *priv)
301 if (!usbhsc_is_multi_clks(priv))
304 /* The first clock should exist */
305 priv->clks[0] = of_clk_get(dev_of_node(dev), 0);
306 if (IS_ERR(priv->clks[0]))
307 return PTR_ERR(priv->clks[0]);
310 * To backward compatibility with old DT, this driver checks the return
311 * value if it's -ENOENT or not.
313 priv->clks[1] = of_clk_get(dev_of_node(dev), 1);
314 if (PTR_ERR(priv->clks[1]) == -ENOENT)
315 priv->clks[1] = NULL;
316 else if (IS_ERR(priv->clks[1]))
317 return PTR_ERR(priv->clks[1]);
322 static void usbhsc_clk_put(struct usbhs_priv *priv)
326 if (!usbhsc_is_multi_clks(priv))
329 for (i = 0; i < ARRAY_SIZE(priv->clks); i++)
330 clk_put(priv->clks[i]);
333 static int usbhsc_clk_prepare_enable(struct usbhs_priv *priv)
337 if (!usbhsc_is_multi_clks(priv))
340 for (i = 0; i < ARRAY_SIZE(priv->clks); i++) {
341 ret = clk_prepare_enable(priv->clks[i]);
344 clk_disable_unprepare(priv->clks[i]);
352 static void usbhsc_clk_disable_unprepare(struct usbhs_priv *priv)
356 if (!usbhsc_is_multi_clks(priv))
359 for (i = 0; i < ARRAY_SIZE(priv->clks); i++)
360 clk_disable_unprepare(priv->clks[i]);
364 * platform default param
367 /* commonly used on old SH-Mobile SoCs */
368 static struct renesas_usbhs_driver_pipe_config usbhsc_default_pipe[] = {
369 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_CONTROL, 64, 0x00, false),
370 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_ISOC, 1024, 0x08, false),
371 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_ISOC, 1024, 0x18, false),
372 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x28, true),
373 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x38, true),
374 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x48, true),
375 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_INT, 64, 0x04, false),
376 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_INT, 64, 0x05, false),
377 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_INT, 64, 0x06, false),
378 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_INT, 64, 0x07, false),
381 /* commonly used on newer SH-Mobile and R-Car SoCs */
382 static struct renesas_usbhs_driver_pipe_config usbhsc_new_pipe[] = {
383 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_CONTROL, 64, 0x00, false),
384 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_ISOC, 1024, 0x08, true),
385 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_ISOC, 1024, 0x28, true),
386 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x48, true),
387 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x58, true),
388 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x68, true),
389 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_INT, 64, 0x04, false),
390 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_INT, 64, 0x05, false),
391 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_INT, 64, 0x06, false),
392 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x78, true),
393 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x88, true),
394 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0x98, true),
395 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0xa8, true),
396 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0xb8, true),
397 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0xc8, true),
398 RENESAS_USBHS_PIPE(USB_ENDPOINT_XFER_BULK, 512, 0xd8, true),
404 static void usbhsc_power_ctrl(struct usbhs_priv *priv, int enable)
406 struct platform_device *pdev = usbhs_priv_to_pdev(priv);
407 struct device *dev = usbhs_priv_to_dev(priv);
411 pm_runtime_get_sync(dev);
414 if (usbhsc_clk_prepare_enable(priv))
417 /* enable platform power */
418 usbhs_platform_call(priv, power_ctrl, pdev, priv->base, enable);
421 usbhs_sys_clock_ctrl(priv, enable);
424 usbhs_sys_clock_ctrl(priv, enable);
426 /* disable platform power */
427 usbhs_platform_call(priv, power_ctrl, pdev, priv->base, enable);
430 usbhsc_clk_disable_unprepare(priv);
433 pm_runtime_put_sync(dev);
440 static void usbhsc_hotplug(struct usbhs_priv *priv)
442 struct platform_device *pdev = usbhs_priv_to_pdev(priv);
443 struct usbhs_mod *mod = usbhs_mod_get_current(priv);
450 * get vbus status from platform
452 enable = usbhs_mod_info_call(priv, get_vbus, pdev);
455 * get id from platform
457 id = usbhs_platform_call(priv, get_id, pdev);
459 if (enable && !mod) {
461 cable = extcon_get_state(priv->edev, EXTCON_USB_HOST);
462 if ((cable > 0 && id != USBHS_HOST) ||
463 (!cable && id != USBHS_GADGET)) {
465 "USB cable plugged in doesn't match the selected role!\n");
470 ret = usbhs_mod_change(priv, id);
474 dev_dbg(&pdev->dev, "%s enable\n", __func__);
477 if (usbhs_get_dparam(priv, runtime_pwctrl))
478 usbhsc_power_ctrl(priv, enable);
481 usbhsc_set_buswait(priv);
482 usbhsc_bus_init(priv);
485 usbhs_mod_call(priv, start, priv);
487 } else if (!enable && mod) {
488 dev_dbg(&pdev->dev, "%s disable\n", __func__);
491 usbhs_mod_call(priv, stop, priv);
494 usbhsc_bus_init(priv);
497 if (usbhs_get_dparam(priv, runtime_pwctrl))
498 usbhsc_power_ctrl(priv, enable);
500 usbhs_mod_change(priv, -1);
502 /* reset phy for next connection */
503 usbhs_platform_call(priv, phy_reset, pdev);
510 static void usbhsc_notify_hotplug(struct work_struct *work)
512 struct usbhs_priv *priv = container_of(work,
514 notify_hotplug_work.work);
515 usbhsc_hotplug(priv);
518 int usbhsc_schedule_notify_hotplug(struct platform_device *pdev)
520 struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
521 int delay = usbhs_get_dparam(priv, detection_delay);
524 * This functions will be called in interrupt.
525 * To make sure safety context,
526 * use workqueue for usbhs_notify_hotplug
528 schedule_delayed_work(&priv->notify_hotplug_work,
529 msecs_to_jiffies(delay));
533 static const struct usbhs_of_data rcar_gen2_data = {
534 .platform_callback = &usbhs_rcar2_ops,
537 .has_new_pipe_configs = 1,
541 static const struct usbhs_of_data rcar_gen3_data = {
542 .platform_callback = &usbhs_rcar3_ops,
546 .has_new_pipe_configs = 1,
550 static const struct usbhs_of_data rcar_gen3_with_pll_data = {
551 .platform_callback = &usbhs_rcar3_with_pll_ops,
555 .has_new_pipe_configs = 1,
559 static const struct usbhs_of_data rza1_data = {
560 .platform_callback = &usbhs_rza1_ops,
562 .has_new_pipe_configs = 1,
566 static const struct usbhs_of_data rza2_data = {
567 .platform_callback = &usbhs_rza2_ops,
570 .cfifo_byte_addr = 1,
571 .has_new_pipe_configs = 1,
578 static const struct of_device_id usbhs_of_match[] = {
580 .compatible = "renesas,usbhs-r8a774c0",
581 .data = &rcar_gen3_with_pll_data,
584 .compatible = "renesas,usbhs-r8a7790",
585 .data = &rcar_gen2_data,
588 .compatible = "renesas,usbhs-r8a7791",
589 .data = &rcar_gen2_data,
592 .compatible = "renesas,usbhs-r8a7794",
593 .data = &rcar_gen2_data,
596 .compatible = "renesas,usbhs-r8a7795",
597 .data = &rcar_gen3_data,
600 .compatible = "renesas,usbhs-r8a7796",
601 .data = &rcar_gen3_data,
604 .compatible = "renesas,usbhs-r8a77990",
605 .data = &rcar_gen3_with_pll_data,
608 .compatible = "renesas,usbhs-r8a77995",
609 .data = &rcar_gen3_with_pll_data,
612 .compatible = "renesas,rcar-gen2-usbhs",
613 .data = &rcar_gen2_data,
616 .compatible = "renesas,rcar-gen3-usbhs",
617 .data = &rcar_gen3_data,
620 .compatible = "renesas,rza1-usbhs",
624 .compatible = "renesas,rza2-usbhs",
629 MODULE_DEVICE_TABLE(of, usbhs_of_match);
631 static struct renesas_usbhs_platform_info *usbhs_parse_dt(struct device *dev)
633 struct renesas_usbhs_platform_info *info;
634 struct renesas_usbhs_driver_param *dparam;
635 const struct usbhs_of_data *data;
637 info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL);
641 data = of_device_get_match_data(dev);
645 dparam = &info->driver_param;
646 *dparam = data->param;
647 info->platform_callback = *data->platform_callback;
652 static int usbhs_probe(struct platform_device *pdev)
654 struct renesas_usbhs_platform_info *info = renesas_usbhs_get_info(pdev);
655 struct usbhs_priv *priv;
656 struct resource *res, *irq_res;
657 struct device *dev = &pdev->dev;
661 /* check device node */
662 if (dev_of_node(dev))
663 info = pdev->dev.platform_data = usbhs_parse_dt(&pdev->dev);
665 /* check platform information */
667 dev_err(dev, "no platform information\n");
672 irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
674 dev_err(dev, "Not enough Renesas USB platform resources.\n");
678 /* usb private data */
679 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
683 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
684 priv->base = devm_ioremap_resource(&pdev->dev, res);
685 if (IS_ERR(priv->base))
686 return PTR_ERR(priv->base);
688 if (of_property_read_bool(dev_of_node(dev), "extcon")) {
689 priv->edev = extcon_get_edev_by_phandle(dev, 0);
690 if (IS_ERR(priv->edev))
691 return PTR_ERR(priv->edev);
694 priv->rsts = devm_reset_control_array_get_optional_shared(dev);
695 if (IS_ERR(priv->rsts))
696 return PTR_ERR(priv->rsts);
702 priv->dparam = info->driver_param;
704 if (!info->platform_callback.get_id) {
705 dev_err(dev, "no platform callbacks\n");
708 priv->pfunc = info->platform_callback;
710 /* set default param if platform doesn't have */
711 if (usbhs_get_dparam(priv, has_new_pipe_configs)) {
712 priv->dparam.pipe_configs = usbhsc_new_pipe;
713 priv->dparam.pipe_size = ARRAY_SIZE(usbhsc_new_pipe);
714 } else if (!priv->dparam.pipe_configs) {
715 priv->dparam.pipe_configs = usbhsc_default_pipe;
716 priv->dparam.pipe_size = ARRAY_SIZE(usbhsc_default_pipe);
718 if (!priv->dparam.pio_dma_border)
719 priv->dparam.pio_dma_border = 64; /* 64byte */
720 if (!of_property_read_u32(dev_of_node(dev), "renesas,buswait", &tmp))
721 priv->dparam.buswait_bwait = tmp;
722 gpio = of_get_named_gpio_flags(dev_of_node(dev), "renesas,enable-gpio",
725 priv->dparam.enable_gpio = gpio;
728 /* runtime power control ? */
729 if (priv->pfunc.get_vbus)
730 usbhs_get_dparam(priv, runtime_pwctrl) = 1;
735 priv->irq = irq_res->start;
736 if (irq_res->flags & IORESOURCE_IRQ_SHAREABLE)
737 priv->irqflags = IRQF_SHARED;
739 INIT_DELAYED_WORK(&priv->notify_hotplug_work, usbhsc_notify_hotplug);
740 spin_lock_init(usbhs_priv_to_lock(priv));
742 /* call pipe and module init */
743 ret = usbhs_pipe_probe(priv);
747 ret = usbhs_fifo_probe(priv);
749 goto probe_end_pipe_exit;
751 ret = usbhs_mod_probe(priv);
753 goto probe_end_fifo_exit;
755 /* dev_set_drvdata should be called after usbhs_mod_init */
756 platform_set_drvdata(pdev, priv);
758 ret = reset_control_deassert(priv->rsts);
762 ret = usbhsc_clk_get(dev, priv);
764 goto probe_fail_clks;
767 * deviece reset here because
768 * USB device might be used in boot loader.
770 usbhs_sys_clock_ctrl(priv, 0);
772 /* check GPIO determining if USB function should be enabled */
773 if (priv->dparam.enable_gpio) {
774 gpio_request_one(priv->dparam.enable_gpio, GPIOF_IN, NULL);
775 ret = !gpio_get_value(priv->dparam.enable_gpio);
776 gpio_free(priv->dparam.enable_gpio);
778 dev_warn(dev, "USB function not selected (GPIO %d)\n",
779 priv->dparam.enable_gpio);
781 goto probe_end_mod_exit;
788 * USB phy setup might depend on CPU/Board.
789 * If platform has its callback functions,
792 ret = usbhs_platform_call(priv, hardware_init, pdev);
794 dev_err(dev, "platform init failed.\n");
795 goto probe_end_mod_exit;
798 /* reset phy for connection */
799 usbhs_platform_call(priv, phy_reset, pdev);
802 pm_runtime_enable(dev);
803 if (!usbhs_get_dparam(priv, runtime_pwctrl)) {
804 usbhsc_power_ctrl(priv, 1);
805 usbhs_mod_autonomy_mode(priv);
807 usbhs_mod_non_autonomy_mode(priv);
811 * manual call notify_hotplug for cold plug
813 usbhsc_schedule_notify_hotplug(pdev);
815 dev_info(dev, "probed\n");
820 usbhsc_clk_put(priv);
822 reset_control_assert(priv->rsts);
824 usbhs_mod_remove(priv);
826 usbhs_fifo_remove(priv);
828 usbhs_pipe_remove(priv);
830 dev_info(dev, "probe failed (%d)\n", ret);
835 static int usbhs_remove(struct platform_device *pdev)
837 struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
839 dev_dbg(&pdev->dev, "usb remove\n");
842 if (!usbhs_get_dparam(priv, runtime_pwctrl))
843 usbhsc_power_ctrl(priv, 0);
845 pm_runtime_disable(&pdev->dev);
847 usbhs_platform_call(priv, hardware_exit, pdev);
848 usbhsc_clk_put(priv);
849 reset_control_assert(priv->rsts);
850 usbhs_mod_remove(priv);
851 usbhs_fifo_remove(priv);
852 usbhs_pipe_remove(priv);
857 static __maybe_unused int usbhsc_suspend(struct device *dev)
859 struct usbhs_priv *priv = dev_get_drvdata(dev);
860 struct usbhs_mod *mod = usbhs_mod_get_current(priv);
863 usbhs_mod_call(priv, stop, priv);
864 usbhs_mod_change(priv, -1);
867 if (mod || !usbhs_get_dparam(priv, runtime_pwctrl))
868 usbhsc_power_ctrl(priv, 0);
873 static __maybe_unused int usbhsc_resume(struct device *dev)
875 struct usbhs_priv *priv = dev_get_drvdata(dev);
876 struct platform_device *pdev = usbhs_priv_to_pdev(priv);
878 if (!usbhs_get_dparam(priv, runtime_pwctrl)) {
879 usbhsc_power_ctrl(priv, 1);
880 usbhs_mod_autonomy_mode(priv);
883 usbhs_platform_call(priv, phy_reset, pdev);
885 usbhsc_schedule_notify_hotplug(pdev);
890 static SIMPLE_DEV_PM_OPS(usbhsc_pm_ops, usbhsc_suspend, usbhsc_resume);
892 static struct platform_driver renesas_usbhs_driver = {
894 .name = "renesas_usbhs",
895 .pm = &usbhsc_pm_ops,
896 .of_match_table = of_match_ptr(usbhs_of_match),
898 .probe = usbhs_probe,
899 .remove = usbhs_remove,
902 module_platform_driver(renesas_usbhs_driver);
904 MODULE_LICENSE("GPL");
905 MODULE_DESCRIPTION("Renesas USB driver");
906 MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");