225 static inline struct regmap *get_reg_base(struct rockchip_usb2phy *rphy)  in get_reg_base()  argument
227 	return rphy->usbgrf == NULL ? rphy->grf : rphy->usbgrf;  in get_reg_base()
259 	struct rockchip_usb2phy *rphy =  in rockchip_usb2phy_clk480m_prepare()  local
261 	struct regmap *base = get_reg_base(rphy);  in rockchip_usb2phy_clk480m_prepare()
265 	if (!property_enabled(base, &rphy->phy_cfg->clkout_ctl)) {  in rockchip_usb2phy_clk480m_prepare()
266 		ret = property_enable(base, &rphy->phy_cfg->clkout_ctl, true);  in rockchip_usb2phy_clk480m_prepare()
279 	struct rockchip_usb2phy *rphy =  in rockchip_usb2phy_clk480m_unprepare()  local
281 	struct regmap *base = get_reg_base(rphy);  in rockchip_usb2phy_clk480m_unprepare()
284 	property_enable(base, &rphy->phy_cfg->clkout_ctl, false);  in rockchip_usb2phy_clk480m_unprepare()
289 	struct rockchip_usb2phy *rphy =  in rockchip_usb2phy_clk480m_prepared()  local
291 	struct regmap *base = get_reg_base(rphy);  in rockchip_usb2phy_clk480m_prepared()
293 	return property_enabled(base, &rphy->phy_cfg->clkout_ctl);  in rockchip_usb2phy_clk480m_prepared()
312 	struct rockchip_usb2phy *rphy = data;  in rockchip_usb2phy_clk480m_unregister()  local
314 	of_clk_del_provider(rphy->dev->of_node);  in rockchip_usb2phy_clk480m_unregister()
315 	clk_unregister(rphy->clk480m);  in rockchip_usb2phy_clk480m_unregister()
319 rockchip_usb2phy_clk480m_register(struct rockchip_usb2phy *rphy)  in rockchip_usb2phy_clk480m_register()  argument
321 	struct device_node *node = rphy->dev->of_node;  in rockchip_usb2phy_clk480m_register()
333 	if (rphy->clk) {  in rockchip_usb2phy_clk480m_register()
334 		clk_name = __clk_get_name(rphy->clk);  in rockchip_usb2phy_clk480m_register()
342 	rphy->clk480m_hw.init = &init;  in rockchip_usb2phy_clk480m_register()
345 	rphy->clk480m = clk_register(rphy->dev, &rphy->clk480m_hw);  in rockchip_usb2phy_clk480m_register()
346 	if (IS_ERR(rphy->clk480m)) {  in rockchip_usb2phy_clk480m_register()
347 		ret = PTR_ERR(rphy->clk480m);  in rockchip_usb2phy_clk480m_register()
351 	ret = of_clk_add_provider(node, of_clk_src_simple_get, rphy->clk480m);  in rockchip_usb2phy_clk480m_register()
355 	ret = devm_add_action(rphy->dev, rockchip_usb2phy_clk480m_unregister,  in rockchip_usb2phy_clk480m_register()
356 			      rphy);  in rockchip_usb2phy_clk480m_register()
365 	clk_unregister(rphy->clk480m);  in rockchip_usb2phy_clk480m_register()
370 static int rockchip_usb2phy_extcon_register(struct rockchip_usb2phy *rphy)  in rockchip_usb2phy_extcon_register()  argument
373 	struct device_node *node = rphy->dev->of_node;  in rockchip_usb2phy_extcon_register()
377 		edev = extcon_get_edev_by_phandle(rphy->dev, 0);  in rockchip_usb2phy_extcon_register()
380 				dev_err(rphy->dev, "Invalid or missing extcon\n");  in rockchip_usb2phy_extcon_register()
385 		edev = devm_extcon_dev_allocate(rphy->dev,  in rockchip_usb2phy_extcon_register()
391 		ret = devm_extcon_dev_register(rphy->dev, edev);  in rockchip_usb2phy_extcon_register()
393 			dev_err(rphy->dev, "failed to register extcon device\n");  in rockchip_usb2phy_extcon_register()
398 	rphy->edev = edev;  in rockchip_usb2phy_extcon_register()
406 	struct rockchip_usb2phy *rphy = dev_get_drvdata(phy->dev.parent);  in rockchip_usb2phy_init()  local
415 			ret = property_enable(rphy->grf,  in rockchip_usb2phy_init()
421 			ret = property_enable(rphy->grf,  in rockchip_usb2phy_init()
435 		ret = property_enable(rphy->grf,  in rockchip_usb2phy_init()
440 		ret = property_enable(rphy->grf,  in rockchip_usb2phy_init()
456 	struct rockchip_usb2phy *rphy = dev_get_drvdata(phy->dev.parent);  in rockchip_usb2phy_power_on()  local
457 	struct regmap *base = get_reg_base(rphy);  in rockchip_usb2phy_power_on()
465 	ret = clk_prepare_enable(rphy->clk480m);  in rockchip_usb2phy_power_on()
483 	struct rockchip_usb2phy *rphy = dev_get_drvdata(phy->dev.parent);  in rockchip_usb2phy_power_off()  local
484 	struct regmap *base = get_reg_base(rphy);  in rockchip_usb2phy_power_off()
497 	clk_disable_unprepare(rphy->clk480m);  in rockchip_usb2phy_power_off()
530 	struct rockchip_usb2phy *rphy = dev_get_drvdata(rport->phy->dev.parent);  in rockchip_usb2phy_otg_sm_work()  local
535 	vbus_attach = property_enabled(rphy->grf,  in rockchip_usb2phy_otg_sm_work()
551 		if (extcon_get_state(rphy->edev, EXTCON_USB_HOST) > 0) {  in rockchip_usb2phy_otg_sm_work()
558 			switch (rphy->chg_state) {  in rockchip_usb2phy_otg_sm_work()
563 				switch (rphy->chg_type) {  in rockchip_usb2phy_otg_sm_work()
596 			rphy->chg_state = USB_CHG_STATE_UNDEFINED;  in rockchip_usb2phy_otg_sm_work()
597 			rphy->chg_type = POWER_SUPPLY_TYPE_UNKNOWN;  in rockchip_usb2phy_otg_sm_work()
603 			if (notify_charger && rphy->edev) {  in rockchip_usb2phy_otg_sm_work()
604 				extcon_set_state_sync(rphy->edev,  in rockchip_usb2phy_otg_sm_work()
607 					extcon_set_state_sync(rphy->edev,  in rockchip_usb2phy_otg_sm_work()
616 			rphy->chg_state = USB_CHG_STATE_UNDEFINED;  in rockchip_usb2phy_otg_sm_work()
617 			rphy->chg_type = POWER_SUPPLY_TYPE_UNKNOWN;  in rockchip_usb2phy_otg_sm_work()
625 		if (extcon_get_state(rphy->edev, EXTCON_USB_HOST) == 0) {  in rockchip_usb2phy_otg_sm_work()
653 static void rockchip_chg_enable_dcd(struct rockchip_usb2phy *rphy,  in rockchip_chg_enable_dcd()  argument
656 	struct regmap *base = get_reg_base(rphy);  in rockchip_chg_enable_dcd()
658 	property_enable(base, &rphy->phy_cfg->chg_det.rdm_pdwn_en, en);  in rockchip_chg_enable_dcd()
659 	property_enable(base, &rphy->phy_cfg->chg_det.idp_src_en, en);  in rockchip_chg_enable_dcd()
662 static void rockchip_chg_enable_primary_det(struct rockchip_usb2phy *rphy,  in rockchip_chg_enable_primary_det()  argument
665 	struct regmap *base = get_reg_base(rphy);  in rockchip_chg_enable_primary_det()
667 	property_enable(base, &rphy->phy_cfg->chg_det.vdp_src_en, en);  in rockchip_chg_enable_primary_det()
668 	property_enable(base, &rphy->phy_cfg->chg_det.idm_sink_en, en);  in rockchip_chg_enable_primary_det()
671 static void rockchip_chg_enable_secondary_det(struct rockchip_usb2phy *rphy,  in rockchip_chg_enable_secondary_det()  argument
674 	struct regmap *base = get_reg_base(rphy);  in rockchip_chg_enable_secondary_det()
676 	property_enable(base, &rphy->phy_cfg->chg_det.vdm_src_en, en);  in rockchip_chg_enable_secondary_det()
677 	property_enable(base, &rphy->phy_cfg->chg_det.idp_sink_en, en);  in rockchip_chg_enable_secondary_det()
688 	struct rockchip_usb2phy *rphy = dev_get_drvdata(rport->phy->dev.parent);  in rockchip_chg_detect_work()  local
689 	struct regmap *base = get_reg_base(rphy);  in rockchip_chg_detect_work()
694 		rphy->chg_state);  in rockchip_chg_detect_work()
695 	switch (rphy->chg_state) {  in rockchip_chg_detect_work()
700 		property_enable(base, &rphy->phy_cfg->chg_det.opmode, false);  in rockchip_chg_detect_work()
702 		rockchip_chg_enable_dcd(rphy, true);  in rockchip_chg_detect_work()
703 		rphy->chg_state = USB_CHG_STATE_WAIT_FOR_DCD;  in rockchip_chg_detect_work()
704 		rphy->dcd_retries = 0;  in rockchip_chg_detect_work()
709 		is_dcd = property_enabled(rphy->grf,  in rockchip_chg_detect_work()
710 					  &rphy->phy_cfg->chg_det.dp_det);  in rockchip_chg_detect_work()
711 		tmout = ++rphy->dcd_retries == CHG_DCD_MAX_RETRIES;  in rockchip_chg_detect_work()
716 			rockchip_chg_enable_dcd(rphy, false);  in rockchip_chg_detect_work()
718 			rockchip_chg_enable_primary_det(rphy, true);  in rockchip_chg_detect_work()
720 			rphy->chg_state = USB_CHG_STATE_DCD_DONE;  in rockchip_chg_detect_work()
727 		vout = property_enabled(rphy->grf,  in rockchip_chg_detect_work()
728 					&rphy->phy_cfg->chg_det.cp_det);  in rockchip_chg_detect_work()
729 		rockchip_chg_enable_primary_det(rphy, false);  in rockchip_chg_detect_work()
732 			rockchip_chg_enable_secondary_det(rphy, true);  in rockchip_chg_detect_work()
734 			rphy->chg_state = USB_CHG_STATE_PRIMARY_DONE;  in rockchip_chg_detect_work()
736 			if (rphy->dcd_retries == CHG_DCD_MAX_RETRIES) {  in rockchip_chg_detect_work()
738 				rphy->chg_type = POWER_SUPPLY_TYPE_USB_DCP;  in rockchip_chg_detect_work()
739 				rphy->chg_state = USB_CHG_STATE_DETECTED;  in rockchip_chg_detect_work()
742 				rphy->chg_type = POWER_SUPPLY_TYPE_USB;  in rockchip_chg_detect_work()
743 				rphy->chg_state = USB_CHG_STATE_DETECTED;  in rockchip_chg_detect_work()
749 		vout = property_enabled(rphy->grf,  in rockchip_chg_detect_work()
750 					&rphy->phy_cfg->chg_det.dcp_det);  in rockchip_chg_detect_work()
752 		rockchip_chg_enable_secondary_det(rphy, false);  in rockchip_chg_detect_work()
754 			rphy->chg_type = POWER_SUPPLY_TYPE_USB_DCP;  in rockchip_chg_detect_work()
756 			rphy->chg_type = POWER_SUPPLY_TYPE_USB_CDP;  in rockchip_chg_detect_work()
759 		rphy->chg_state = USB_CHG_STATE_DETECTED;  in rockchip_chg_detect_work()
764 		property_enable(base, &rphy->phy_cfg->chg_det.opmode, true);  in rockchip_chg_detect_work()
767 			 chg_to_string(rphy->chg_type));  in rockchip_chg_detect_work()
793 	struct rockchip_usb2phy *rphy = dev_get_drvdata(rport->phy->dev.parent);  in rockchip_usb2phy_sm_work()  local
802 	ret = regmap_read(rphy->grf, rport->port_cfg->utmi_ls.offset, &ul);  in rockchip_usb2phy_sm_work()
806 	ret = regmap_read(rphy->grf, rport->port_cfg->utmi_hstdet.offset, &uhd);  in rockchip_usb2phy_sm_work()
860 		property_enable(rphy->grf, &rport->port_cfg->ls_det_clr, true);  in rockchip_usb2phy_sm_work()
861 		property_enable(rphy->grf, &rport->port_cfg->ls_det_en, true);  in rockchip_usb2phy_sm_work()
882 	struct rockchip_usb2phy *rphy = dev_get_drvdata(rport->phy->dev.parent);  in rockchip_usb2phy_linestate_irq()  local
884 	if (!property_enabled(rphy->grf, &rport->port_cfg->ls_det_st))  in rockchip_usb2phy_linestate_irq()
890 	property_enable(rphy->grf, &rport->port_cfg->ls_det_en, false);  in rockchip_usb2phy_linestate_irq()
891 	property_enable(rphy->grf, &rport->port_cfg->ls_det_clr, true);  in rockchip_usb2phy_linestate_irq()
909 	struct rockchip_usb2phy *rphy = dev_get_drvdata(rport->phy->dev.parent);  in rockchip_usb2phy_bvalid_irq()  local
911 	if (!property_enabled(rphy->grf, &rport->port_cfg->bvalid_det_st))  in rockchip_usb2phy_bvalid_irq()
917 	property_enable(rphy->grf, &rport->port_cfg->bvalid_det_clr, true);  in rockchip_usb2phy_bvalid_irq()
929 	struct rockchip_usb2phy *rphy = dev_get_drvdata(rport->phy->dev.parent);  in rockchip_usb2phy_otg_mux_irq()  local
931 	if (property_enabled(rphy->grf, &rport->port_cfg->bvalid_det_st))  in rockchip_usb2phy_otg_mux_irq()
937 static int rockchip_usb2phy_host_port_init(struct rockchip_usb2phy *rphy,  in rockchip_usb2phy_host_port_init()  argument
944 	rport->port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_HOST];  in rockchip_usb2phy_host_port_init()
952 		dev_err(rphy->dev, "no linestate irq provided\n");  in rockchip_usb2phy_host_port_init()
956 	ret = devm_request_threaded_irq(rphy->dev, rport->ls_irq, NULL,  in rockchip_usb2phy_host_port_init()
961 		dev_err(rphy->dev, "failed to request linestate irq handle\n");  in rockchip_usb2phy_host_port_init()
979 static int rockchip_usb2phy_otg_port_init(struct rockchip_usb2phy *rphy,  in rockchip_usb2phy_otg_port_init()  argument
986 	rport->port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_OTG];  in rockchip_usb2phy_otg_port_init()
1017 		ret = devm_request_threaded_irq(rphy->dev, rport->otg_mux_irq,  in rockchip_usb2phy_otg_port_init()
1024 			dev_err(rphy->dev,  in rockchip_usb2phy_otg_port_init()
1031 			dev_err(rphy->dev, "no vbus valid irq provided\n");  in rockchip_usb2phy_otg_port_init()
1036 		ret = devm_request_threaded_irq(rphy->dev, rport->bvalid_irq,  in rockchip_usb2phy_otg_port_init()
1043 			dev_err(rphy->dev,  in rockchip_usb2phy_otg_port_init()
1049 	if (!IS_ERR(rphy->edev)) {  in rockchip_usb2phy_otg_port_init()
1052 		ret = devm_extcon_register_notifier(rphy->dev, rphy->edev,  in rockchip_usb2phy_otg_port_init()
1055 			dev_err(rphy->dev, "register USB HOST notifier failed\n");  in rockchip_usb2phy_otg_port_init()
1068 	struct rockchip_usb2phy *rphy;  in rockchip_usb2phy_probe()  local
1074 	rphy = devm_kzalloc(dev, sizeof(*rphy), GFP_KERNEL);  in rockchip_usb2phy_probe()
1075 	if (!rphy)  in rockchip_usb2phy_probe()
1087 	rphy->grf = syscon_node_to_regmap(dev->parent->of_node);  in rockchip_usb2phy_probe()
1088 	if (IS_ERR(rphy->grf))  in rockchip_usb2phy_probe()
1089 		return PTR_ERR(rphy->grf);  in rockchip_usb2phy_probe()
1092 		rphy->usbgrf =  in rockchip_usb2phy_probe()
1095 		if (IS_ERR(rphy->usbgrf))  in rockchip_usb2phy_probe()
1096 			return PTR_ERR(rphy->usbgrf);  in rockchip_usb2phy_probe()
1098 		rphy->usbgrf = NULL;  in rockchip_usb2phy_probe()
1107 	rphy->dev = dev;  in rockchip_usb2phy_probe()
1109 	rphy->chg_state = USB_CHG_STATE_UNDEFINED;  in rockchip_usb2phy_probe()
1110 	rphy->chg_type = POWER_SUPPLY_TYPE_UNKNOWN;  in rockchip_usb2phy_probe()
1111 	platform_set_drvdata(pdev, rphy);  in rockchip_usb2phy_probe()
1113 	ret = rockchip_usb2phy_extcon_register(rphy);  in rockchip_usb2phy_probe()
1121 			rphy->phy_cfg = &phy_cfgs[index];  in rockchip_usb2phy_probe()
1128 	if (!rphy->phy_cfg) {  in rockchip_usb2phy_probe()
1134 	rphy->clk = of_clk_get_by_name(np, "phyclk");  in rockchip_usb2phy_probe()
1135 	if (!IS_ERR(rphy->clk)) {  in rockchip_usb2phy_probe()
1136 		clk_prepare_enable(rphy->clk);  in rockchip_usb2phy_probe()
1139 		rphy->clk = NULL;  in rockchip_usb2phy_probe()
1142 	ret = rockchip_usb2phy_clk480m_register(rphy);  in rockchip_usb2phy_probe()
1150 		struct rockchip_usb2phy_port *rport = &rphy->ports[index];  in rockchip_usb2phy_probe()
1170 			ret = rockchip_usb2phy_host_port_init(rphy, rport,  in rockchip_usb2phy_probe()
1175 			ret = rockchip_usb2phy_otg_port_init(rphy, rport,  in rockchip_usb2phy_probe()
1183 		if (++index >= rphy->phy_cfg->num_ports)  in rockchip_usb2phy_probe()
1193 	if (rphy->clk) {  in rockchip_usb2phy_probe()
1194 		clk_disable_unprepare(rphy->clk);  in rockchip_usb2phy_probe()
1195 		clk_put(rphy->clk);  in rockchip_usb2phy_probe()