115 static void xhci_mtk_set_frame_interval(struct xhci_hcd_mtk *mtk)  in xhci_mtk_set_frame_interval()  argument
117 	struct device *dev = mtk->dev;  in xhci_mtk_set_frame_interval()
118 	struct usb_hcd *hcd = mtk->hcd;  in xhci_mtk_set_frame_interval()
150 static int xhci_mtk_host_enable(struct xhci_hcd_mtk *mtk)  in xhci_mtk_host_enable()  argument
152 	struct mu3c_ippc_regs __iomem *ippc = mtk->ippc_regs;  in xhci_mtk_host_enable()
158 	if (!mtk->has_ippc)  in xhci_mtk_host_enable()
167 	for (i = 0; i < mtk->num_u3_ports; i++) {  in xhci_mtk_host_enable()
168 		if ((0x1 << i) & mtk->u3p_dis_msk) {  in xhci_mtk_host_enable()
180 	for (i = 0; i < mtk->num_u2_ports; i++) {  in xhci_mtk_host_enable()
181 		if (BIT(i) & mtk->u2p_dis_msk)  in xhci_mtk_host_enable()
197 	if (mtk->num_u3_ports > u3_ports_disabled)  in xhci_mtk_host_enable()
203 		dev_err(mtk->dev, "clocks are not stable (0x%x)\n", value);  in xhci_mtk_host_enable()
210 static int xhci_mtk_host_disable(struct xhci_hcd_mtk *mtk)  in xhci_mtk_host_disable()  argument
212 	struct mu3c_ippc_regs __iomem *ippc = mtk->ippc_regs;  in xhci_mtk_host_disable()
217 	if (!mtk->has_ippc)  in xhci_mtk_host_disable()
221 	for (i = 0; i < mtk->num_u3_ports; i++) {  in xhci_mtk_host_disable()
222 		if ((0x1 << i) & mtk->u3p_dis_msk)  in xhci_mtk_host_disable()
231 	for (i = 0; i < mtk->num_u2_ports; i++) {  in xhci_mtk_host_disable()
232 		if (BIT(i) & mtk->u2p_dis_msk)  in xhci_mtk_host_disable()
249 		dev_err(mtk->dev, "ip sleep failed!!!\n");  in xhci_mtk_host_disable()
255 static int xhci_mtk_ssusb_config(struct xhci_hcd_mtk *mtk)  in xhci_mtk_ssusb_config()  argument
257 	struct mu3c_ippc_regs __iomem *ippc = mtk->ippc_regs;  in xhci_mtk_ssusb_config()
260 	if (!mtk->has_ippc)  in xhci_mtk_ssusb_config()
281 	mtk->num_u3_ports = CAP_U3_PORT_NUM(value);  in xhci_mtk_ssusb_config()
282 	mtk->num_u2_ports = CAP_U2_PORT_NUM(value);  in xhci_mtk_ssusb_config()
283 	dev_dbg(mtk->dev, "%s u2p:%d, u3p:%d\n", __func__,  in xhci_mtk_ssusb_config()
284 			mtk->num_u2_ports, mtk->num_u3_ports);  in xhci_mtk_ssusb_config()
286 	return xhci_mtk_host_enable(mtk);  in xhci_mtk_ssusb_config()
290 static void usb_wakeup_ip_sleep_set(struct xhci_hcd_mtk *mtk, bool enable)  in usb_wakeup_ip_sleep_set()  argument
294 	switch (mtk->uwk_vers) {  in usb_wakeup_ip_sleep_set()
296 		reg = mtk->uwk_reg_base + PERI_WK_CTRL1;  in usb_wakeup_ip_sleep_set()
301 		reg = mtk->uwk_reg_base + PERI_WK_CTRL0;  in usb_wakeup_ip_sleep_set()
306 		reg = mtk->uwk_reg_base + PERI_WK_CTRL0;  in usb_wakeup_ip_sleep_set()
311 		reg = mtk->uwk_reg_base + PERI_SSUSB_SPM_CTRL;  in usb_wakeup_ip_sleep_set()
318 	regmap_update_bits(mtk->uwk, reg, msk, val);  in usb_wakeup_ip_sleep_set()
321 static int usb_wakeup_of_property_parse(struct xhci_hcd_mtk *mtk,  in usb_wakeup_of_property_parse()  argument
328 	mtk->uwk_en = of_property_read_bool(dn, "wakeup-source");  in usb_wakeup_of_property_parse()
329 	if (!mtk->uwk_en)  in usb_wakeup_of_property_parse()
337 	mtk->uwk_reg_base = args.args[0];  in usb_wakeup_of_property_parse()
338 	mtk->uwk_vers = args.args[1];  in usb_wakeup_of_property_parse()
339 	mtk->uwk = syscon_node_to_regmap(args.np);  in usb_wakeup_of_property_parse()
341 	dev_info(mtk->dev, "uwk - reg:0x%x, version:%d\n",  in usb_wakeup_of_property_parse()
342 			mtk->uwk_reg_base, mtk->uwk_vers);  in usb_wakeup_of_property_parse()
344 	return PTR_ERR_OR_ZERO(mtk->uwk);  in usb_wakeup_of_property_parse()
347 static void usb_wakeup_set(struct xhci_hcd_mtk *mtk, bool enable)  in usb_wakeup_set()  argument
349 	if (mtk->uwk_en)  in usb_wakeup_set()
350 		usb_wakeup_ip_sleep_set(mtk, enable);  in usb_wakeup_set()
353 static int xhci_mtk_clks_get(struct xhci_hcd_mtk *mtk)  in xhci_mtk_clks_get()  argument
355 	struct clk_bulk_data *clks = mtk->clks;  in xhci_mtk_clks_get()
363 	return devm_clk_bulk_get_optional(mtk->dev, BULK_CLKS_NUM, clks);  in xhci_mtk_clks_get()
366 static int xhci_mtk_ldos_enable(struct xhci_hcd_mtk *mtk)  in xhci_mtk_ldos_enable()  argument
370 	ret = regulator_enable(mtk->vbus);  in xhci_mtk_ldos_enable()
372 		dev_err(mtk->dev, "failed to enable vbus\n");  in xhci_mtk_ldos_enable()
376 	ret = regulator_enable(mtk->vusb33);  in xhci_mtk_ldos_enable()
378 		dev_err(mtk->dev, "failed to enable vusb33\n");  in xhci_mtk_ldos_enable()
379 		regulator_disable(mtk->vbus);  in xhci_mtk_ldos_enable()
385 static void xhci_mtk_ldos_disable(struct xhci_hcd_mtk *mtk)  in xhci_mtk_ldos_disable()  argument
387 	regulator_disable(mtk->vbus);  in xhci_mtk_ldos_disable()
388 	regulator_disable(mtk->vusb33);  in xhci_mtk_ldos_disable()
394 	struct xhci_hcd_mtk *mtk = hcd_to_mtk(hcd);  in xhci_mtk_quirks()  local
408 	if (mtk->lpm_support)  in xhci_mtk_quirks()
410 	if (mtk->u2_lpm_disable)  in xhci_mtk_quirks()
424 	struct xhci_hcd_mtk *mtk = hcd_to_mtk(hcd);  in xhci_mtk_setup()  local
428 		ret = xhci_mtk_ssusb_config(mtk);  in xhci_mtk_setup()
433 		xhci_mtk_set_frame_interval(mtk);  in xhci_mtk_setup()
441 		ret = xhci_mtk_sch_init(mtk);  in xhci_mtk_setup()
463 	struct xhci_hcd_mtk *mtk;  in xhci_mtk_probe()  local
476 	mtk = devm_kzalloc(dev, sizeof(*mtk), GFP_KERNEL);  in xhci_mtk_probe()
477 	if (!mtk)  in xhci_mtk_probe()
480 	mtk->dev = dev;  in xhci_mtk_probe()
481 	mtk->vbus = devm_regulator_get(dev, "vbus");  in xhci_mtk_probe()
482 	if (IS_ERR(mtk->vbus)) {  in xhci_mtk_probe()
484 		return PTR_ERR(mtk->vbus);  in xhci_mtk_probe()
487 	mtk->vusb33 = devm_regulator_get(dev, "vusb33");  in xhci_mtk_probe()
488 	if (IS_ERR(mtk->vusb33)) {  in xhci_mtk_probe()
490 		return PTR_ERR(mtk->vusb33);  in xhci_mtk_probe()
493 	ret = xhci_mtk_clks_get(mtk);  in xhci_mtk_probe()
512 	mtk->lpm_support = of_property_read_bool(node, "usb3-lpm-capable");  in xhci_mtk_probe()
513 	mtk->u2_lpm_disable = of_property_read_bool(node, "usb2-lpm-disable");  in xhci_mtk_probe()
516 			     &mtk->u3p_dis_msk);  in xhci_mtk_probe()
518 			     &mtk->u2p_dis_msk);  in xhci_mtk_probe()
520 	ret = usb_wakeup_of_property_parse(mtk, node);  in xhci_mtk_probe()
532 	ret = xhci_mtk_ldos_enable(mtk);  in xhci_mtk_probe()
536 	ret = clk_bulk_prepare_enable(BULK_CLKS_NUM, mtk->clks);  in xhci_mtk_probe()
550 	mtk->hcd = platform_get_drvdata(pdev);  in xhci_mtk_probe()
551 	platform_set_drvdata(pdev, mtk);  in xhci_mtk_probe()
564 		mtk->ippc_regs = devm_ioremap_resource(dev, res);  in xhci_mtk_probe()
565 		if (IS_ERR(mtk->ippc_regs)) {  in xhci_mtk_probe()
566 			ret = PTR_ERR(mtk->ippc_regs);  in xhci_mtk_probe()
569 		mtk->has_ippc = true;  in xhci_mtk_probe()
628 	xhci_mtk_sch_exit(mtk);  in xhci_mtk_probe()
638 	clk_bulk_disable_unprepare(BULK_CLKS_NUM, mtk->clks);  in xhci_mtk_probe()
641 	xhci_mtk_ldos_disable(mtk);  in xhci_mtk_probe()
651 	struct xhci_hcd_mtk *mtk = platform_get_drvdata(pdev);  in xhci_mtk_remove()  local
652 	struct usb_hcd	*hcd = mtk->hcd;  in xhci_mtk_remove()
667 	xhci_mtk_sch_exit(mtk);  in xhci_mtk_remove()
668 	clk_bulk_disable_unprepare(BULK_CLKS_NUM, mtk->clks);  in xhci_mtk_remove()
669 	xhci_mtk_ldos_disable(mtk);  in xhci_mtk_remove()
680 	struct xhci_hcd_mtk *mtk = dev_get_drvdata(dev);  in xhci_mtk_suspend()  local
681 	struct usb_hcd *hcd = mtk->hcd;  in xhci_mtk_suspend()
691 	ret = xhci_mtk_host_disable(mtk);  in xhci_mtk_suspend()
695 	clk_bulk_disable_unprepare(BULK_CLKS_NUM, mtk->clks);  in xhci_mtk_suspend()
696 	usb_wakeup_set(mtk, true);  in xhci_mtk_suspend()
710 	struct xhci_hcd_mtk *mtk = dev_get_drvdata(dev);  in xhci_mtk_resume()  local
711 	struct usb_hcd *hcd = mtk->hcd;  in xhci_mtk_resume()
715 	usb_wakeup_set(mtk, false);  in xhci_mtk_resume()
716 	ret = clk_bulk_prepare_enable(BULK_CLKS_NUM, mtk->clks);  in xhci_mtk_resume()
720 	ret = xhci_mtk_host_enable(mtk);  in xhci_mtk_resume()
732 	clk_bulk_disable_unprepare(BULK_CLKS_NUM, mtk->clks);  in xhci_mtk_resume()
734 	usb_wakeup_set(mtk, true);  in xhci_mtk_resume()
740 	struct xhci_hcd_mtk  *mtk = dev_get_drvdata(dev);  in xhci_mtk_runtime_suspend()  local
741 	struct xhci_hcd *xhci = hcd_to_xhci(mtk->hcd);  in xhci_mtk_runtime_suspend()
756 	struct xhci_hcd_mtk  *mtk = dev_get_drvdata(dev);  in xhci_mtk_runtime_resume()  local
757 	struct xhci_hcd *xhci = hcd_to_xhci(mtk->hcd);  in xhci_mtk_runtime_resume()