2  * dwc3-rockchip-inno.c - Rockchip DWC3 Specific Glue layer with INNO PHY
3  * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
52 	struct dwc3_rockchip *rockchip =  in u3phy_disconnect_det_notifier()  local
55 	schedule_work(&rockchip->u3_work);  in u3phy_disconnect_det_notifier()
62 	struct dwc3_rockchip *rockchip =  in u3phy_disconnect_det_work()  local
64 	struct usb_hcd	*hcd = dev_get_drvdata(&rockchip->dwc->xhci->dev);  in u3phy_disconnect_det_work()
67 	mutex_lock(&rockchip->lock);  in u3phy_disconnect_det_work()
70 		dwc3_host_exit(rockchip->dwc);  in u3phy_disconnect_det_work()
72 	if (rockchip->phy)  in u3phy_disconnect_det_work()
73 		usb_phy_shutdown(rockchip->phy);  in u3phy_disconnect_det_work()
77 			dev_err(rockchip->dev,  in u3phy_disconnect_det_work()
85 		dwc3_host_init(rockchip->dwc);  in u3phy_disconnect_det_work()
87 	if (rockchip->phy)  in u3phy_disconnect_det_work()
88 		usb_phy_init(rockchip->phy);  in u3phy_disconnect_det_work()
90 	mutex_unlock(&rockchip->lock);  in u3phy_disconnect_det_work()
95 	struct dwc3_rockchip	*rockchip;  in dwc3_rockchip_probe()  local
104 	rockchip = devm_kzalloc(dev, sizeof(*rockchip), GFP_KERNEL);  in dwc3_rockchip_probe()
105 	if (!rockchip)  in dwc3_rockchip_probe()
118 	rockchip->num_clocks = count;  in dwc3_rockchip_probe()
120 	rockchip->clks = devm_kcalloc(dev, rockchip->num_clocks,  in dwc3_rockchip_probe()
122 	if (!rockchip->clks)  in dwc3_rockchip_probe()
125 	platform_set_drvdata(pdev, rockchip);  in dwc3_rockchip_probe()
126 	rockchip->dev = dev;  in dwc3_rockchip_probe()
128 	for (i = 0; i < rockchip->num_clocks; i++) {  in dwc3_rockchip_probe()
143 		rockchip->clks[i] = clk;  in dwc3_rockchip_probe()
165 	rockchip->dwc = platform_get_drvdata(child_pdev);  in dwc3_rockchip_probe()
166 	if (!rockchip->dwc || !rockchip->dwc->xhci) {  in dwc3_rockchip_probe()
172 	mutex_init(&rockchip->lock);  in dwc3_rockchip_probe()
174 	rockchip->phy = devm_usb_get_phy(dev, USB_PHY_TYPE_USB3);  in dwc3_rockchip_probe()
175 	if (rockchip->phy) {  in dwc3_rockchip_probe()
176 		INIT_WORK(&rockchip->u3_work, u3phy_disconnect_det_work);  in dwc3_rockchip_probe()
177 		rockchip->u3phy_nb.notifier_call =  in dwc3_rockchip_probe()
179 		usb_register_notifier(rockchip->phy, &rockchip->u3phy_nb);  in dwc3_rockchip_probe()
190 	for (i = 0; i < rockchip->num_clocks && rockchip->clks[i]; i++) {  in dwc3_rockchip_probe()
192 			clk_disable(rockchip->clks[i]);  in dwc3_rockchip_probe()
193 		clk_unprepare(rockchip->clks[i]);  in dwc3_rockchip_probe()
194 		clk_put(rockchip->clks[i]);  in dwc3_rockchip_probe()
202 	struct dwc3_rockchip	*rockchip = platform_get_drvdata(pdev);  in dwc3_rockchip_remove()  local
211 	for (i = 0; i < rockchip->num_clocks; i++) {  in dwc3_rockchip_remove()
213 			clk_disable(rockchip->clks[i]);  in dwc3_rockchip_remove()
214 		clk_unprepare(rockchip->clks[i]);  in dwc3_rockchip_remove()
215 		clk_put(rockchip->clks[i]);  in dwc3_rockchip_remove()
224 	struct dwc3_rockchip	*rockchip = dev_get_drvdata(dev);  in dwc3_rockchip_runtime_suspend()  local
227 	for (i = 0; i < rockchip->num_clocks; i++)  in dwc3_rockchip_runtime_suspend()
228 		clk_disable(rockchip->clks[i]);  in dwc3_rockchip_runtime_suspend()
235 	struct dwc3_rockchip	*rockchip = dev_get_drvdata(dev);  in dwc3_rockchip_runtime_resume()  local
239 	for (i = 0; i < rockchip->num_clocks; i++) {  in dwc3_rockchip_runtime_resume()
240 		ret = clk_enable(rockchip->clks[i]);  in dwc3_rockchip_runtime_resume()
243 				clk_disable(rockchip->clks[i]);  in dwc3_rockchip_runtime_resume()
262 	{ .compatible = "rockchip,rk3328-dwc3" },
271 		.name	= "rockchip-inno-dwc3",
279 MODULE_ALIAS("platform:rockchip-inno-dwc3");
282 MODULE_DESCRIPTION("DesignWare USB3 rockchip-inno Glue Layer");