74 tegra_xusb_find_pad_node(struct tegra_xusb_padctl *padctl, const char *name)  in tegra_xusb_find_pad_node()  argument
78 	pads = of_get_child_by_name(padctl->dev->of_node, "pads");  in tegra_xusb_find_pad_node()
148 			struct tegra_xusb_padctl *padctl,  in tegra_xusb_pad_init()  argument
155 	pad->dev.parent = padctl->dev;  in tegra_xusb_pad_init()
158 	pad->padctl = padctl;  in tegra_xusb_pad_init()
218 		list_add_tail(&lane->list, &pad->padctl->lanes);  in tegra_xusb_pad_register()
253 tegra_xusb_pad_create(struct tegra_xusb_padctl *padctl,  in tegra_xusb_pad_create()  argument
260 	np = tegra_xusb_find_pad_node(padctl, soc->name);  in tegra_xusb_pad_create()
264 	pad = soc->ops->probe(padctl, soc, np);  in tegra_xusb_pad_create()
267 		dev_err(padctl->dev, "failed to create pad %s: %d\n",  in tegra_xusb_pad_create()
274 		padctl->pcie = pad;  in tegra_xusb_pad_create()
277 		padctl->sata = pad;  in tegra_xusb_pad_create()
280 		padctl->usb2 = pad;  in tegra_xusb_pad_create()
283 		padctl->ulpi = pad;  in tegra_xusb_pad_create()
286 		padctl->hsic = pad;  in tegra_xusb_pad_create()
291 static void __tegra_xusb_remove_pads(struct tegra_xusb_padctl *padctl)  in __tegra_xusb_remove_pads()  argument
295 	list_for_each_entry_safe_reverse(pad, tmp, &padctl->pads, list) {  in __tegra_xusb_remove_pads()
301 static void tegra_xusb_remove_pads(struct tegra_xusb_padctl *padctl)  in tegra_xusb_remove_pads()  argument
303 	mutex_lock(&padctl->lock);  in tegra_xusb_remove_pads()
304 	__tegra_xusb_remove_pads(padctl);  in tegra_xusb_remove_pads()
305 	mutex_unlock(&padctl->lock);  in tegra_xusb_remove_pads()
310 	struct tegra_xusb_padctl *padctl = lane->pad->padctl;  in tegra_xusb_lane_program()  local
319 	value = padctl_readl(padctl, soc->offset);  in tegra_xusb_lane_program()
322 	padctl_writel(padctl, value, soc->offset);  in tegra_xusb_lane_program()
339 static int tegra_xusb_setup_pads(struct tegra_xusb_padctl *padctl)  in tegra_xusb_setup_pads()  argument
344 	mutex_lock(&padctl->lock);  in tegra_xusb_setup_pads()
346 	for (i = 0; i < padctl->soc->num_pads; i++) {  in tegra_xusb_setup_pads()
347 		const struct tegra_xusb_pad_soc *soc = padctl->soc->pads[i];  in tegra_xusb_setup_pads()
350 		pad = tegra_xusb_pad_create(padctl, soc);  in tegra_xusb_setup_pads()
353 			dev_err(padctl->dev, "failed to create pad %s: %d\n",  in tegra_xusb_setup_pads()
355 			__tegra_xusb_remove_pads(padctl);  in tegra_xusb_setup_pads()
356 			mutex_unlock(&padctl->lock);  in tegra_xusb_setup_pads()
363 		list_add_tail(&pad->list, &padctl->pads);  in tegra_xusb_setup_pads()
366 	list_for_each_entry(pad, &padctl->pads, list)  in tegra_xusb_setup_pads()
369 	mutex_unlock(&padctl->lock);  in tegra_xusb_setup_pads()
381 struct tegra_xusb_lane *tegra_xusb_find_lane(struct tegra_xusb_padctl *padctl,  in tegra_xusb_find_lane()  argument
392 	list_for_each_entry(lane, &padctl->lanes, list) {  in tegra_xusb_find_lane()
414 		lane = tegra_xusb_find_lane(port->padctl, map->type,  in tegra_xusb_port_find_lane()
433 tegra_xusb_find_port_node(struct tegra_xusb_padctl *padctl, const char *type,  in tegra_xusb_find_port_node()  argument
439 	ports = of_get_child_by_name(padctl->dev->of_node, "ports");  in tegra_xusb_find_port_node()
456 tegra_xusb_find_port(struct tegra_xusb_padctl *padctl, const char *type,  in tegra_xusb_find_port()  argument
462 	np = tegra_xusb_find_port_node(padctl, type, index);  in tegra_xusb_find_port()
466 	list_for_each_entry(port, &padctl->ports, list) {  in tegra_xusb_find_port()
479 tegra_xusb_find_usb2_port(struct tegra_xusb_padctl *padctl, unsigned int index)  in tegra_xusb_find_usb2_port()  argument
483 	port = tegra_xusb_find_port(padctl, "usb2", index);  in tegra_xusb_find_usb2_port()
491 tegra_xusb_find_usb3_port(struct tegra_xusb_padctl *padctl, unsigned int index)  in tegra_xusb_find_usb3_port()  argument
495 	port = tegra_xusb_find_port(padctl, "usb3", index);  in tegra_xusb_find_usb3_port()
511 				struct tegra_xusb_padctl *padctl,  in tegra_xusb_port_init()  argument
519 	port->padctl = padctl;  in tegra_xusb_port_init()
525 	port->dev.parent = padctl->dev;  in tegra_xusb_port_init()
579 static int tegra_xusb_add_usb2_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_usb2_port()  argument
590 	np = tegra_xusb_find_port_node(padctl, "usb2", index);  in tegra_xusb_add_usb2_port()
594 	usb2 = devm_kzalloc(padctl->dev, sizeof(*usb2), GFP_KERNEL);  in tegra_xusb_add_usb2_port()
600 	err = tegra_xusb_port_init(&usb2->base, padctl, np, "usb2", index);  in tegra_xusb_add_usb2_port()
604 	usb2->base.ops = padctl->soc->ports.usb2.ops;  in tegra_xusb_add_usb2_port()
618 	list_add_tail(&usb2->base.list, &padctl->ports);  in tegra_xusb_add_usb2_port()
635 static int tegra_xusb_add_ulpi_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_ulpi_port()  argument
642 	np = tegra_xusb_find_port_node(padctl, "ulpi", index);  in tegra_xusb_add_ulpi_port()
646 	ulpi = devm_kzalloc(padctl->dev, sizeof(*ulpi), GFP_KERNEL);  in tegra_xusb_add_ulpi_port()
652 	err = tegra_xusb_port_init(&ulpi->base, padctl, np, "ulpi", index);  in tegra_xusb_add_ulpi_port()
656 	ulpi->base.ops = padctl->soc->ports.ulpi.ops;  in tegra_xusb_add_ulpi_port()
670 	list_add_tail(&ulpi->base.list, &padctl->ports);  in tegra_xusb_add_ulpi_port()
683 static int tegra_xusb_add_hsic_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_hsic_port()  argument
690 	np = tegra_xusb_find_port_node(padctl, "hsic", index);  in tegra_xusb_add_hsic_port()
694 	hsic = devm_kzalloc(padctl->dev, sizeof(*hsic), GFP_KERNEL);  in tegra_xusb_add_hsic_port()
700 	err = tegra_xusb_port_init(&hsic->base, padctl, np, "hsic", index);  in tegra_xusb_add_hsic_port()
704 	hsic->base.ops = padctl->soc->ports.hsic.ops;  in tegra_xusb_add_hsic_port()
718 	list_add_tail(&hsic->base.list, &padctl->ports);  in tegra_xusb_add_hsic_port()
746 static int tegra_xusb_add_usb3_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_usb3_port()  argument
758 	np = tegra_xusb_find_port_node(padctl, "usb3", index);  in tegra_xusb_add_usb3_port()
762 	usb3 = devm_kzalloc(padctl->dev, sizeof(*usb3), GFP_KERNEL);  in tegra_xusb_add_usb3_port()
768 	err = tegra_xusb_port_init(&usb3->base, padctl, np, "usb3", index);  in tegra_xusb_add_usb3_port()
772 	usb3->base.ops = padctl->soc->ports.usb3.ops;  in tegra_xusb_add_usb3_port()
786 	list_add_tail(&usb3->base.list, &padctl->ports);  in tegra_xusb_add_usb3_port()
793 static void __tegra_xusb_remove_ports(struct tegra_xusb_padctl *padctl)  in __tegra_xusb_remove_ports()  argument
797 	list_for_each_entry_safe_reverse(port, tmp, &padctl->ports, list) {  in __tegra_xusb_remove_ports()
803 static int tegra_xusb_setup_ports(struct tegra_xusb_padctl *padctl)  in tegra_xusb_setup_ports()  argument
809 	mutex_lock(&padctl->lock);  in tegra_xusb_setup_ports()
811 	for (i = 0; i < padctl->soc->ports.usb2.count; i++) {  in tegra_xusb_setup_ports()
812 		err = tegra_xusb_add_usb2_port(padctl, i);  in tegra_xusb_setup_ports()
817 	for (i = 0; i < padctl->soc->ports.ulpi.count; i++) {  in tegra_xusb_setup_ports()
818 		err = tegra_xusb_add_ulpi_port(padctl, i);  in tegra_xusb_setup_ports()
823 	for (i = 0; i < padctl->soc->ports.hsic.count; i++) {  in tegra_xusb_setup_ports()
824 		err = tegra_xusb_add_hsic_port(padctl, i);  in tegra_xusb_setup_ports()
829 	for (i = 0; i < padctl->soc->ports.usb3.count; i++) {  in tegra_xusb_setup_ports()
830 		err = tegra_xusb_add_usb3_port(padctl, i);  in tegra_xusb_setup_ports()
835 	list_for_each_entry(port, &padctl->ports, list) {  in tegra_xusb_setup_ports()
838 			dev_err(padctl->dev, "failed to enable port %s: %d\n",  in tegra_xusb_setup_ports()
845 	__tegra_xusb_remove_ports(padctl);  in tegra_xusb_setup_ports()
847 	mutex_unlock(&padctl->lock);  in tegra_xusb_setup_ports()
851 static void tegra_xusb_remove_ports(struct tegra_xusb_padctl *padctl)  in tegra_xusb_remove_ports()  argument
853 	mutex_lock(&padctl->lock);  in tegra_xusb_remove_ports()
854 	__tegra_xusb_remove_ports(padctl);  in tegra_xusb_remove_ports()
855 	mutex_unlock(&padctl->lock);  in tegra_xusb_remove_ports()
862 	struct tegra_xusb_padctl *padctl;  in tegra_xusb_padctl_probe()  local
880 	padctl = soc->ops->probe(&pdev->dev, soc);  in tegra_xusb_padctl_probe()
881 	if (IS_ERR(padctl))  in tegra_xusb_padctl_probe()
882 		return PTR_ERR(padctl);  in tegra_xusb_padctl_probe()
884 	platform_set_drvdata(pdev, padctl);  in tegra_xusb_padctl_probe()
885 	INIT_LIST_HEAD(&padctl->ports);  in tegra_xusb_padctl_probe()
886 	INIT_LIST_HEAD(&padctl->lanes);  in tegra_xusb_padctl_probe()
887 	INIT_LIST_HEAD(&padctl->pads);  in tegra_xusb_padctl_probe()
888 	mutex_init(&padctl->lock);  in tegra_xusb_padctl_probe()
891 	padctl->regs = devm_ioremap_resource(&pdev->dev, res);  in tegra_xusb_padctl_probe()
892 	if (IS_ERR(padctl->regs)) {  in tegra_xusb_padctl_probe()
893 		err = PTR_ERR(padctl->regs);  in tegra_xusb_padctl_probe()
897 	padctl->rst = devm_reset_control_get(&pdev->dev, NULL);  in tegra_xusb_padctl_probe()
898 	if (IS_ERR(padctl->rst)) {  in tegra_xusb_padctl_probe()
899 		err = PTR_ERR(padctl->rst);  in tegra_xusb_padctl_probe()
903 	padctl->supplies = devm_kcalloc(&pdev->dev, padctl->soc->num_supplies,  in tegra_xusb_padctl_probe()
904 					sizeof(*padctl->supplies), GFP_KERNEL);  in tegra_xusb_padctl_probe()
905 	if (!padctl->supplies) {  in tegra_xusb_padctl_probe()
910 	for (i = 0; i < padctl->soc->num_supplies; i++)  in tegra_xusb_padctl_probe()
911 		padctl->supplies[i].supply = padctl->soc->supply_names[i];  in tegra_xusb_padctl_probe()
913 	err = devm_regulator_bulk_get(&pdev->dev, padctl->soc->num_supplies,  in tegra_xusb_padctl_probe()
914 				      padctl->supplies);  in tegra_xusb_padctl_probe()
920 	err = reset_control_deassert(padctl->rst);  in tegra_xusb_padctl_probe()
924 	err = regulator_bulk_enable(padctl->soc->num_supplies,  in tegra_xusb_padctl_probe()
925 				    padctl->supplies);  in tegra_xusb_padctl_probe()
931 	err = tegra_xusb_setup_pads(padctl);  in tegra_xusb_padctl_probe()
937 	err = tegra_xusb_setup_ports(padctl);  in tegra_xusb_padctl_probe()
946 	tegra_xusb_remove_pads(padctl);  in tegra_xusb_padctl_probe()
948 	regulator_bulk_disable(padctl->soc->num_supplies, padctl->supplies);  in tegra_xusb_padctl_probe()
950 	reset_control_assert(padctl->rst);  in tegra_xusb_padctl_probe()
952 	soc->ops->remove(padctl);  in tegra_xusb_padctl_probe()
958 	struct tegra_xusb_padctl *padctl = platform_get_drvdata(pdev);  in tegra_xusb_padctl_remove()  local
961 	tegra_xusb_remove_ports(padctl);  in tegra_xusb_padctl_remove()
962 	tegra_xusb_remove_pads(padctl);  in tegra_xusb_padctl_remove()
964 	err = regulator_bulk_disable(padctl->soc->num_supplies,  in tegra_xusb_padctl_remove()
965 				     padctl->supplies);  in tegra_xusb_padctl_remove()
969 	err = reset_control_assert(padctl->rst);  in tegra_xusb_padctl_remove()
973 	padctl->soc->ops->remove(padctl);  in tegra_xusb_padctl_remove()
990 	struct tegra_xusb_padctl *padctl;  in tegra_xusb_padctl_get()  local
1011 	padctl = platform_get_drvdata(pdev);  in tegra_xusb_padctl_get()
1012 	if (!padctl) {  in tegra_xusb_padctl_get()
1017 	return padctl;  in tegra_xusb_padctl_get()
1021 void tegra_xusb_padctl_put(struct tegra_xusb_padctl *padctl)  in tegra_xusb_padctl_put()  argument
1023 	if (padctl)  in tegra_xusb_padctl_put()
1024 		put_device(padctl->dev);  in tegra_xusb_padctl_put()
1028 int tegra_xusb_padctl_usb3_save_context(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_usb3_save_context()  argument
1031 	if (padctl->soc->ops->usb3_save_context)  in tegra_xusb_padctl_usb3_save_context()
1032 		return padctl->soc->ops->usb3_save_context(padctl, port);  in tegra_xusb_padctl_usb3_save_context()
1038 int tegra_xusb_padctl_hsic_set_idle(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_hsic_set_idle()  argument
1041 	if (padctl->soc->ops->hsic_set_idle)  in tegra_xusb_padctl_hsic_set_idle()
1042 		return padctl->soc->ops->hsic_set_idle(padctl, port, idle);  in tegra_xusb_padctl_hsic_set_idle()
1048 int tegra_xusb_padctl_usb3_set_lfps_detect(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_usb3_set_lfps_detect()  argument
1051 	if (padctl->soc->ops->usb3_set_lfps_detect)  in tegra_xusb_padctl_usb3_set_lfps_detect()
1052 		return padctl->soc->ops->usb3_set_lfps_detect(padctl, port,  in tegra_xusb_padctl_usb3_set_lfps_detect()