usb/cdns3/cdns3-plat.c

26 static int set_phy_power_on(struct cdns *cdns)
30 	ret = phy_power_on(cdns->usb2_phy);
34 	ret = phy_power_on(cdns->usb3_phy);
36 		phy_power_off(cdns->usb2_phy);
41 static void set_phy_power_off(struct cdns *cdns)
43 	phy_power_off(cdns->usb3_phy);
44 	phy_power_off(cdns->usb2_phy);
57 	struct cdns *cdns;
61 	cdns = devm_kzalloc(dev, sizeof(*cdns), GFP_KERNEL);
62 	if (!cdns)
65 	cdns->dev = dev;
66 	cdns->pdata = dev_get_platdata(dev);
68 	platform_set_drvdata(pdev, cdns);
74 	cdns->xhci_res[0].start = ret;
75 	cdns->xhci_res[0].end = ret;
76 	cdns->xhci_res[0].flags = IORESOURCE_IRQ | irq_get_trigger_type(ret);
77 	cdns->xhci_res[0].name = "host";
85 	cdns->xhci_res[1] = *res;
87 	cdns->dev_irq = platform_get_irq_byname(pdev, "peripheral");
89 	if (cdns->dev_irq < 0)
90 		return dev_err_probe(dev, cdns->dev_irq,
98 	cdns->dev_regs	= regs;
100 	cdns->otg_irq = platform_get_irq_byname(pdev, "otg");
101 	if (cdns->otg_irq < 0)
102 		return dev_err_probe(dev, cdns->otg_irq,
111 	cdns->phyrst_a_enable = device_property_read_bool(dev, "cdns,phyrst-a-enable");
113 	cdns->otg_res = *res;
115 	cdns->wakeup_irq = platform_get_irq_byname_optional(pdev, "wakeup");
116 	if (cdns->wakeup_irq == -EPROBE_DEFER)
117 		return cdns->wakeup_irq;
119 	if (cdns->wakeup_irq < 0) {
121 		cdns->wakeup_irq = 0x0;
124 	cdns->usb2_phy = devm_phy_optional_get(dev, "cdns3,usb2-phy");
125 	if (IS_ERR(cdns->usb2_phy))
126 		return dev_err_probe(dev, PTR_ERR(cdns->usb2_phy),
129 	ret = phy_init(cdns->usb2_phy);
133 	cdns->usb3_phy = devm_phy_optional_get(dev, "cdns3,usb3-phy");
134 	if (IS_ERR(cdns->usb3_phy))
135 		return dev_err_probe(dev, PTR_ERR(cdns->usb3_phy),
138 	ret = phy_init(cdns->usb3_phy);
142 	ret = set_phy_power_on(cdns);
146 	cdns->gadget_init = cdns3_gadget_init;
148 	ret = cdns_init(cdns);
155 	if (!(cdns->pdata && (cdns->pdata->quirks & CDNS3_DEFAULT_PM_RUNTIME_ALLOW)))
170 	set_phy_power_off(cdns);
172 	phy_exit(cdns->usb3_phy);
174 	phy_exit(cdns->usb2_phy);
187 	struct cdns *cdns = platform_get_drvdata(pdev);
188 	struct device *dev = cdns->dev;
193 	cdns_remove(cdns);
194 	set_phy_power_off(cdns);
195 	phy_exit(cdns->usb2_phy);
196 	phy_exit(cdns->usb3_phy);
204 	struct cdns *cdns = dev_get_drvdata(dev);
207 	if (cdns->pdata && cdns->pdata->platform_suspend)
208 		ret = cdns->pdata->platform_suspend(dev, suspend, wakeup);
215 	struct cdns *cdns = dev_get_drvdata(dev);
219 	if (cdns->in_lpm)
227 	cdns3_set_platform_suspend(cdns->dev, true, wakeup);
228 	set_phy_power_off(cdns);
229 	spin_lock_irqsave(&cdns->lock, flags);
230 	cdns->in_lpm = true;
231 	spin_unlock_irqrestore(&cdns->lock, flags);
232 	dev_dbg(cdns->dev, "%s ends\n", __func__);
239 	struct cdns *cdns = dev_get_drvdata(dev);
243 	if (!cdns->in_lpm)
246 	if (cdns_power_is_lost(cdns)) {
247 		phy_exit(cdns->usb2_phy);
248 		ret = phy_init(cdns->usb2_phy);
252 		phy_exit(cdns->usb3_phy);
253 		ret = phy_init(cdns->usb3_phy);
258 	ret = set_phy_power_on(cdns);
262 	cdns3_set_platform_suspend(cdns->dev, false, false);
264 	spin_lock_irqsave(&cdns->lock, flags);
265 	cdns_resume(cdns);
266 	cdns->in_lpm = false;
267 	spin_unlock_irqrestore(&cdns->lock, flags);
268 	cdns_set_active(cdns, !PMSG_IS_AUTO(msg));
269 	if (cdns->wakeup_pending) {
270 		cdns->wakeup_pending = false;
271 		enable_irq(cdns->wakeup_irq);
273 	dev_dbg(cdns->dev, "%s ends\n", __func__);
292 	struct cdns *cdns = dev_get_drvdata(dev);
295 	cdns_suspend(cdns);
301 	if (device_may_wakeup(dev) && cdns->wakeup_irq)
302 		enable_irq_wake(cdns->wakeup_irq);
322 	{ .compatible = "cdns,usb3" },
332 		.name	= "cdns-usb3",