77 	struct ns2_phy_driver *driver;  member
89 				struct ns2_phy_driver *driver)  in pll_lock_stat()  argument
93 	return readl_poll_timeout_atomic(driver->icfgdrd_regs + usb_reg,  in pll_lock_stat()
101 	struct ns2_phy_driver *driver = data->driver;  in ns2_drd_phy_init()  local
104 	val = readl(driver->icfgdrd_regs + ICFG_FSM_CTRL);  in ns2_drd_phy_init()
113 	writel(val, driver->icfgdrd_regs + ICFG_FSM_CTRL);  in ns2_drd_phy_init()
121 	struct ns2_phy_driver *driver = data->driver;  in ns2_drd_phy_poweroff()  local
124 	val = readl(driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweroff()
126 	writel(val, driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweroff()
128 	val = readl(driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweroff()
130 	writel(val, driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweroff()
133 	val = readl(driver->icfgdrd_regs + ICFG_FSM_CTRL);  in ns2_drd_phy_poweroff()
135 	writel(val, driver->icfgdrd_regs + ICFG_FSM_CTRL);  in ns2_drd_phy_poweroff()
143 	struct ns2_phy_driver *driver = data->driver;  in ns2_drd_phy_poweron()  local
149 		writel(DRD_DEV_VAL, driver->icfgdrd_regs + ICFG_DRD_P0CTL);  in ns2_drd_phy_poweron()
151 		val = readl(driver->idmdrd_rst_ctrl);  in ns2_drd_phy_poweron()
153 		writel(val, driver->idmdrd_rst_ctrl);  in ns2_drd_phy_poweron()
155 		val = readl(driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweron()
157 		writel(val, driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweron()
160 		val = readl(driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweron()
162 		writel(val, driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweron()
164 		ret = pll_lock_stat(ICFG_MISC_STAT, PHY_PLL_LOCK, driver);  in ns2_drd_phy_poweron()
170 		writel(DRD_HOST_VAL, driver->icfgdrd_regs + ICFG_DRD_P0CTL);  in ns2_drd_phy_poweron()
172 		val = readl(driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweron()
174 		writel(val, driver->crmu_usb2_ctrl);  in ns2_drd_phy_poweron()
176 		ret = pll_lock_stat(ICFG_MISC_STAT, PHY_PLL_LOCK, driver);  in ns2_drd_phy_poweron()
182 		val = readl(driver->idmdrd_rst_ctrl);  in ns2_drd_phy_poweron()
184 		writel(val, driver->idmdrd_rst_ctrl);  in ns2_drd_phy_poweron()
187 		val = readl(driver->usb2h_strap_reg);  in ns2_drd_phy_poweron()
189 		writel(val, driver->usb2h_strap_reg);  in ns2_drd_phy_poweron()
195 static void connect_change(struct ns2_phy_driver *driver)  in connect_change()  argument
200 	extcon_event = driver->data->new_state;  in connect_change()
201 	val = readl(driver->icfgdrd_regs + ICFG_FSM_CTRL);  in connect_change()
206 		writel(val, driver->icfgdrd_regs + ICFG_FSM_CTRL);  in connect_change()
209 		writel(val, driver->icfgdrd_regs + ICFG_FSM_CTRL);  in connect_change()
211 		val = readl(driver->icfgdrd_regs + ICFG_DRD_P0CTL);  in connect_change()
213 		writel(val, driver->icfgdrd_regs + ICFG_DRD_P0CTL);  in connect_change()
218 		writel(val, driver->icfgdrd_regs + ICFG_FSM_CTRL);  in connect_change()
221 		writel(val, driver->icfgdrd_regs + ICFG_FSM_CTRL);  in connect_change()
223 		val = readl(driver->usb2h_strap_reg);  in connect_change()
225 		writel(val, driver->usb2h_strap_reg);  in connect_change()
227 		val = readl(driver->icfgdrd_regs + ICFG_DRD_P0CTL);  in connect_change()
229 		writel(val, driver->icfgdrd_regs + ICFG_DRD_P0CTL);  in connect_change()
240 	struct ns2_phy_driver *driver;  in extcon_work()  local
244 	driver  = container_of(to_delayed_work(work),  in extcon_work()
247 	id = gpiod_get_value_cansleep(driver->id_gpiod);  in extcon_work()
248 	vbus = gpiod_get_value_cansleep(driver->vbus_gpiod);  in extcon_work()
251 		extcon_set_state_sync(driver->edev, EXTCON_USB_HOST, true);  in extcon_work()
253 		driver->data->new_state = EVT_HOST;  in extcon_work()
254 		connect_change(driver);  in extcon_work()
256 		extcon_set_state_sync(driver->edev, EXTCON_USB_HOST, false);  in extcon_work()
257 		extcon_set_state_sync(driver->edev, EXTCON_USB, false);  in extcon_work()
260 		extcon_set_state_sync(driver->edev, EXTCON_USB, true);  in extcon_work()
262 		driver->data->new_state = EVT_DEVICE;  in extcon_work()
263 		connect_change(driver);  in extcon_work()
269 	struct ns2_phy_driver *driver = dev_id;  in gpio_irq_handler()  local
271 	queue_delayed_work(system_power_efficient_wq, &driver->wq_extcon,  in gpio_irq_handler()
272 			   driver->debounce_jiffies);  in gpio_irq_handler()
294 	struct ns2_phy_driver *driver;  in ns2_drd_phy_probe()  local
299 	driver = devm_kzalloc(dev, sizeof(struct ns2_phy_driver),  in ns2_drd_phy_probe()
301 	if (!driver)  in ns2_drd_phy_probe()
304 	driver->data = devm_kzalloc(dev, sizeof(struct ns2_phy_data),  in ns2_drd_phy_probe()
306 	if (!driver->data)  in ns2_drd_phy_probe()
309 	driver->icfgdrd_regs = devm_platform_ioremap_resource_byname(pdev, "icfg");  in ns2_drd_phy_probe()
310 	if (IS_ERR(driver->icfgdrd_regs))  in ns2_drd_phy_probe()
311 		return PTR_ERR(driver->icfgdrd_regs);  in ns2_drd_phy_probe()
313 	driver->idmdrd_rst_ctrl = devm_platform_ioremap_resource_byname(pdev, "rst-ctrl");  in ns2_drd_phy_probe()
314 	if (IS_ERR(driver->idmdrd_rst_ctrl))  in ns2_drd_phy_probe()
315 		return PTR_ERR(driver->idmdrd_rst_ctrl);  in ns2_drd_phy_probe()
317 	driver->crmu_usb2_ctrl = devm_platform_ioremap_resource_byname(pdev, "crmu-ctrl");  in ns2_drd_phy_probe()
318 	if (IS_ERR(driver->crmu_usb2_ctrl))  in ns2_drd_phy_probe()
319 		return PTR_ERR(driver->crmu_usb2_ctrl);  in ns2_drd_phy_probe()
321 	driver->usb2h_strap_reg = devm_platform_ioremap_resource_byname(pdev, "usb2-strap");  in ns2_drd_phy_probe()
322 	if (IS_ERR(driver->usb2h_strap_reg))  in ns2_drd_phy_probe()
323 		return PTR_ERR(driver->usb2h_strap_reg);  in ns2_drd_phy_probe()
326 	driver->id_gpiod = devm_gpiod_get(&pdev->dev, "id", GPIOD_IN);  in ns2_drd_phy_probe()
327 	if (IS_ERR(driver->id_gpiod)) {  in ns2_drd_phy_probe()
329 		return PTR_ERR(driver->id_gpiod);  in ns2_drd_phy_probe()
331 	driver->vbus_gpiod = devm_gpiod_get(&pdev->dev, "vbus", GPIOD_IN);  in ns2_drd_phy_probe()
332 	if (IS_ERR(driver->vbus_gpiod)) {  in ns2_drd_phy_probe()
334 		return PTR_ERR(driver->vbus_gpiod);  in ns2_drd_phy_probe()
337 	driver->edev = devm_extcon_dev_allocate(dev, usb_extcon_cable);  in ns2_drd_phy_probe()
338 	if (IS_ERR(driver->edev)) {  in ns2_drd_phy_probe()
343 	ret = devm_extcon_dev_register(dev, driver->edev);  in ns2_drd_phy_probe()
349 	ret = gpiod_set_debounce(driver->id_gpiod, GPIO_DELAY * 1000);  in ns2_drd_phy_probe()
351 		driver->debounce_jiffies = msecs_to_jiffies(GPIO_DELAY);  in ns2_drd_phy_probe()
353 	INIT_DELAYED_WORK(&driver->wq_extcon, extcon_work);  in ns2_drd_phy_probe()
355 	driver->id_irq = gpiod_to_irq(driver->id_gpiod);  in ns2_drd_phy_probe()
356 	if (driver->id_irq < 0) {  in ns2_drd_phy_probe()
358 		return driver->id_irq;  in ns2_drd_phy_probe()
361 	driver->vbus_irq = gpiod_to_irq(driver->vbus_gpiod);  in ns2_drd_phy_probe()
362 	if (driver->vbus_irq < 0) {  in ns2_drd_phy_probe()
364 		return driver->vbus_irq;  in ns2_drd_phy_probe()
367 	ret = devm_request_irq(dev, driver->id_irq, gpio_irq_handler,  in ns2_drd_phy_probe()
369 			       "usb_id", driver);  in ns2_drd_phy_probe()
375 	ret = devm_request_irq(dev, driver->vbus_irq, gpio_irq_handler,  in ns2_drd_phy_probe()
377 			       "usb_vbus", driver);  in ns2_drd_phy_probe()
383 	dev_set_drvdata(dev, driver);  in ns2_drd_phy_probe()
386 	val = readl(driver->crmu_usb2_ctrl);  in ns2_drd_phy_probe()
388 	writel(val, driver->crmu_usb2_ctrl);  in ns2_drd_phy_probe()
390 	data = driver->data;  in ns2_drd_phy_probe()
397 	data->driver = driver;  in ns2_drd_phy_probe()
406 	platform_set_drvdata(pdev, driver);  in ns2_drd_phy_probe()
409 	queue_delayed_work(system_power_efficient_wq, &driver->wq_extcon,  in ns2_drd_phy_probe()
410 			   driver->debounce_jiffies);  in ns2_drd_phy_probe()
417 	.driver = {
426 MODULE_DESCRIPTION("Broadcom NS2 USB2 PHY driver");