76 tegra_xusb_find_pad_node(struct tegra_xusb_padctl *padctl, const char *name)  in tegra_xusb_find_pad_node()  argument
80 	pads = of_get_child_by_name(padctl->dev->of_node, "pads");  in tegra_xusb_find_pad_node()
150 			struct tegra_xusb_padctl *padctl,  in tegra_xusb_pad_init()  argument
157 	pad->dev.parent = padctl->dev;  in tegra_xusb_pad_init()
160 	pad->padctl = padctl;  in tegra_xusb_pad_init()
220 		list_add_tail(&lane->list, &pad->padctl->lanes);  in tegra_xusb_pad_register()
255 tegra_xusb_pad_create(struct tegra_xusb_padctl *padctl,  in tegra_xusb_pad_create()  argument
262 	np = tegra_xusb_find_pad_node(padctl, soc->name);  in tegra_xusb_pad_create()
266 	pad = soc->ops->probe(padctl, soc, np);  in tegra_xusb_pad_create()
269 		dev_err(padctl->dev, "failed to create pad %s: %d\n",  in tegra_xusb_pad_create()
276 		padctl->pcie = pad;  in tegra_xusb_pad_create()
279 		padctl->sata = pad;  in tegra_xusb_pad_create()
282 		padctl->usb2 = pad;  in tegra_xusb_pad_create()
285 		padctl->ulpi = pad;  in tegra_xusb_pad_create()
288 		padctl->hsic = pad;  in tegra_xusb_pad_create()
293 static void __tegra_xusb_remove_pads(struct tegra_xusb_padctl *padctl)  in __tegra_xusb_remove_pads()  argument
297 	list_for_each_entry_safe_reverse(pad, tmp, &padctl->pads, list) {  in __tegra_xusb_remove_pads()
303 static void tegra_xusb_remove_pads(struct tegra_xusb_padctl *padctl)  in tegra_xusb_remove_pads()  argument
305 	mutex_lock(&padctl->lock);  in tegra_xusb_remove_pads()
306 	__tegra_xusb_remove_pads(padctl);  in tegra_xusb_remove_pads()
307 	mutex_unlock(&padctl->lock);  in tegra_xusb_remove_pads()
312 	struct tegra_xusb_padctl *padctl = lane->pad->padctl;  in tegra_xusb_lane_program()  local
317 	value = padctl_readl(padctl, soc->offset);  in tegra_xusb_lane_program()
320 	padctl_writel(padctl, value, soc->offset);  in tegra_xusb_lane_program()
337 static int tegra_xusb_setup_pads(struct tegra_xusb_padctl *padctl)  in tegra_xusb_setup_pads()  argument
342 	mutex_lock(&padctl->lock);  in tegra_xusb_setup_pads()
344 	for (i = 0; i < padctl->soc->num_pads; i++) {  in tegra_xusb_setup_pads()
345 		const struct tegra_xusb_pad_soc *soc = padctl->soc->pads[i];  in tegra_xusb_setup_pads()
348 		pad = tegra_xusb_pad_create(padctl, soc);  in tegra_xusb_setup_pads()
351 			dev_err(padctl->dev, "failed to create pad %s: %d\n",  in tegra_xusb_setup_pads()
353 			__tegra_xusb_remove_pads(padctl);  in tegra_xusb_setup_pads()
354 			mutex_unlock(&padctl->lock);  in tegra_xusb_setup_pads()
361 		list_add_tail(&pad->list, &padctl->pads);  in tegra_xusb_setup_pads()
364 	list_for_each_entry(pad, &padctl->pads, list)  in tegra_xusb_setup_pads()
367 	mutex_unlock(&padctl->lock);  in tegra_xusb_setup_pads()
379 struct tegra_xusb_lane *tegra_xusb_find_lane(struct tegra_xusb_padctl *padctl,  in tegra_xusb_find_lane()  argument
390 	list_for_each_entry(lane, &padctl->lanes, list) {  in tegra_xusb_find_lane()
412 		lane = tegra_xusb_find_lane(port->padctl, map->type,  in tegra_xusb_port_find_lane()
431 tegra_xusb_find_port_node(struct tegra_xusb_padctl *padctl, const char *type,  in tegra_xusb_find_port_node()  argument
437 	ports = of_get_child_by_name(padctl->dev->of_node, "ports");  in tegra_xusb_find_port_node()
454 tegra_xusb_find_port(struct tegra_xusb_padctl *padctl, const char *type,  in tegra_xusb_find_port()  argument
460 	np = tegra_xusb_find_port_node(padctl, type, index);  in tegra_xusb_find_port()
464 	list_for_each_entry(port, &padctl->ports, list) {  in tegra_xusb_find_port()
477 tegra_xusb_find_usb2_port(struct tegra_xusb_padctl *padctl, unsigned int index)  in tegra_xusb_find_usb2_port()  argument
481 	port = tegra_xusb_find_port(padctl, "usb2", index);  in tegra_xusb_find_usb2_port()
489 tegra_xusb_find_usb3_port(struct tegra_xusb_padctl *padctl, unsigned int index)  in tegra_xusb_find_usb3_port()  argument
493 	port = tegra_xusb_find_port(padctl, "usb3", index);  in tegra_xusb_find_usb3_port()
509 				struct tegra_xusb_padctl *padctl,  in tegra_xusb_port_init()  argument
517 	port->padctl = padctl;  in tegra_xusb_port_init()
523 	port->dev.parent = padctl->dev;  in tegra_xusb_port_init()
556 static int tegra_xusb_add_usb2_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_usb2_port()  argument
567 	np = tegra_xusb_find_port_node(padctl, "usb2", index);  in tegra_xusb_add_usb2_port()
571 	usb2 = devm_kzalloc(padctl->dev, sizeof(*usb2), GFP_KERNEL);  in tegra_xusb_add_usb2_port()
577 	err = tegra_xusb_port_init(&usb2->base, padctl, np, "usb2", index);  in tegra_xusb_add_usb2_port()
581 	usb2->base.ops = padctl->soc->ports.usb2.ops;  in tegra_xusb_add_usb2_port()
595 	list_add_tail(&usb2->base.list, &padctl->ports);  in tegra_xusb_add_usb2_port()
612 static int tegra_xusb_add_ulpi_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_ulpi_port()  argument
619 	np = tegra_xusb_find_port_node(padctl, "ulpi", index);  in tegra_xusb_add_ulpi_port()
623 	ulpi = devm_kzalloc(padctl->dev, sizeof(*ulpi), GFP_KERNEL);  in tegra_xusb_add_ulpi_port()
629 	err = tegra_xusb_port_init(&ulpi->base, padctl, np, "ulpi", index);  in tegra_xusb_add_ulpi_port()
633 	ulpi->base.ops = padctl->soc->ports.ulpi.ops;  in tegra_xusb_add_ulpi_port()
647 	list_add_tail(&ulpi->base.list, &padctl->ports);  in tegra_xusb_add_ulpi_port()
660 static int tegra_xusb_add_hsic_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_hsic_port()  argument
667 	np = tegra_xusb_find_port_node(padctl, "hsic", index);  in tegra_xusb_add_hsic_port()
671 	hsic = devm_kzalloc(padctl->dev, sizeof(*hsic), GFP_KERNEL);  in tegra_xusb_add_hsic_port()
677 	err = tegra_xusb_port_init(&hsic->base, padctl, np, "hsic", index);  in tegra_xusb_add_hsic_port()
681 	hsic->base.ops = padctl->soc->ports.hsic.ops;  in tegra_xusb_add_hsic_port()
695 	list_add_tail(&hsic->base.list, &padctl->ports);  in tegra_xusb_add_hsic_port()
723 static int tegra_xusb_add_usb3_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_usb3_port()  argument
735 	np = tegra_xusb_find_port_node(padctl, "usb3", index);  in tegra_xusb_add_usb3_port()
739 	usb3 = devm_kzalloc(padctl->dev, sizeof(*usb3), GFP_KERNEL);  in tegra_xusb_add_usb3_port()
745 	err = tegra_xusb_port_init(&usb3->base, padctl, np, "usb3", index);  in tegra_xusb_add_usb3_port()
749 	usb3->base.ops = padctl->soc->ports.usb3.ops;  in tegra_xusb_add_usb3_port()
763 	list_add_tail(&usb3->base.list, &padctl->ports);  in tegra_xusb_add_usb3_port()
770 static void __tegra_xusb_remove_ports(struct tegra_xusb_padctl *padctl)  in __tegra_xusb_remove_ports()  argument
774 	list_for_each_entry_safe_reverse(port, tmp, &padctl->ports, list) {  in __tegra_xusb_remove_ports()
780 static int tegra_xusb_setup_ports(struct tegra_xusb_padctl *padctl)  in tegra_xusb_setup_ports()  argument
786 	mutex_lock(&padctl->lock);  in tegra_xusb_setup_ports()
788 	for (i = 0; i < padctl->soc->ports.usb2.count; i++) {  in tegra_xusb_setup_ports()
789 		err = tegra_xusb_add_usb2_port(padctl, i);  in tegra_xusb_setup_ports()
794 	for (i = 0; i < padctl->soc->ports.ulpi.count; i++) {  in tegra_xusb_setup_ports()
795 		err = tegra_xusb_add_ulpi_port(padctl, i);  in tegra_xusb_setup_ports()
800 	for (i = 0; i < padctl->soc->ports.hsic.count; i++) {  in tegra_xusb_setup_ports()
801 		err = tegra_xusb_add_hsic_port(padctl, i);  in tegra_xusb_setup_ports()
806 	for (i = 0; i < padctl->soc->ports.usb3.count; i++) {  in tegra_xusb_setup_ports()
807 		err = tegra_xusb_add_usb3_port(padctl, i);  in tegra_xusb_setup_ports()
812 	list_for_each_entry(port, &padctl->ports, list) {  in tegra_xusb_setup_ports()
815 			dev_err(padctl->dev, "failed to enable port %s: %d\n",  in tegra_xusb_setup_ports()
822 	__tegra_xusb_remove_ports(padctl);  in tegra_xusb_setup_ports()
824 	mutex_unlock(&padctl->lock);  in tegra_xusb_setup_ports()
828 static void tegra_xusb_remove_ports(struct tegra_xusb_padctl *padctl)  in tegra_xusb_remove_ports()  argument
830 	mutex_lock(&padctl->lock);  in tegra_xusb_remove_ports()
831 	__tegra_xusb_remove_ports(padctl);  in tegra_xusb_remove_ports()
832 	mutex_unlock(&padctl->lock);  in tegra_xusb_remove_ports()
839 	struct tegra_xusb_padctl *padctl;  in tegra_xusb_padctl_probe()  local
856 	padctl = soc->ops->probe(&pdev->dev, soc);  in tegra_xusb_padctl_probe()
857 	if (IS_ERR(padctl))  in tegra_xusb_padctl_probe()
858 		return PTR_ERR(padctl);  in tegra_xusb_padctl_probe()
860 	platform_set_drvdata(pdev, padctl);  in tegra_xusb_padctl_probe()
861 	INIT_LIST_HEAD(&padctl->ports);  in tegra_xusb_padctl_probe()
862 	INIT_LIST_HEAD(&padctl->lanes);  in tegra_xusb_padctl_probe()
863 	INIT_LIST_HEAD(&padctl->pads);  in tegra_xusb_padctl_probe()
864 	mutex_init(&padctl->lock);  in tegra_xusb_padctl_probe()
867 	padctl->regs = devm_ioremap_resource(&pdev->dev, res);  in tegra_xusb_padctl_probe()
868 	if (IS_ERR(padctl->regs)) {  in tegra_xusb_padctl_probe()
869 		err = PTR_ERR(padctl->regs);  in tegra_xusb_padctl_probe()
873 	padctl->rst = devm_reset_control_get(&pdev->dev, NULL);  in tegra_xusb_padctl_probe()
874 	if (IS_ERR(padctl->rst)) {  in tegra_xusb_padctl_probe()
875 		err = PTR_ERR(padctl->rst);  in tegra_xusb_padctl_probe()
879 	err = reset_control_deassert(padctl->rst);  in tegra_xusb_padctl_probe()
883 	err = tegra_xusb_setup_pads(padctl);  in tegra_xusb_padctl_probe()
889 	err = tegra_xusb_setup_ports(padctl);  in tegra_xusb_padctl_probe()
898 	tegra_xusb_remove_pads(padctl);  in tegra_xusb_padctl_probe()
900 	reset_control_assert(padctl->rst);  in tegra_xusb_padctl_probe()
902 	soc->ops->remove(padctl);  in tegra_xusb_padctl_probe()
908 	struct tegra_xusb_padctl *padctl = platform_get_drvdata(pdev);  in tegra_xusb_padctl_remove()  local
911 	tegra_xusb_remove_ports(padctl);  in tegra_xusb_padctl_remove()
912 	tegra_xusb_remove_pads(padctl);  in tegra_xusb_padctl_remove()
914 	err = reset_control_assert(padctl->rst);  in tegra_xusb_padctl_remove()
918 	padctl->soc->ops->remove(padctl);  in tegra_xusb_padctl_remove()
935 	struct tegra_xusb_padctl *padctl;  in tegra_xusb_padctl_get()  local
956 	padctl = platform_get_drvdata(pdev);  in tegra_xusb_padctl_get()
957 	if (!padctl) {  in tegra_xusb_padctl_get()
962 	return padctl;  in tegra_xusb_padctl_get()
966 void tegra_xusb_padctl_put(struct tegra_xusb_padctl *padctl)  in tegra_xusb_padctl_put()  argument
968 	if (padctl)  in tegra_xusb_padctl_put()
969 		put_device(padctl->dev);  in tegra_xusb_padctl_put()
973 int tegra_xusb_padctl_usb3_save_context(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_usb3_save_context()  argument
976 	if (padctl->soc->ops->usb3_save_context)  in tegra_xusb_padctl_usb3_save_context()
977 		return padctl->soc->ops->usb3_save_context(padctl, port);  in tegra_xusb_padctl_usb3_save_context()
983 int tegra_xusb_padctl_hsic_set_idle(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_hsic_set_idle()  argument
986 	if (padctl->soc->ops->hsic_set_idle)  in tegra_xusb_padctl_hsic_set_idle()
987 		return padctl->soc->ops->hsic_set_idle(padctl, port, idle);  in tegra_xusb_padctl_hsic_set_idle()
993 int tegra_xusb_padctl_usb3_set_lfps_detect(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_usb3_set_lfps_detect()  argument
996 	if (padctl->soc->ops->usb3_set_lfps_detect)  in tegra_xusb_padctl_usb3_set_lfps_detect()
997 		return padctl->soc->ops->usb3_set_lfps_detect(padctl, port,  in tegra_xusb_padctl_usb3_set_lfps_detect()