53 		.compatible = "nvidia,tegra124-xusb-padctl",
59 		.compatible = "nvidia,tegra210-xusb-padctl",
65 		.compatible = "nvidia,tegra186-xusb-padctl",
71 		.compatible = "nvidia,tegra194-xusb-padctl",
80 tegra_xusb_find_pad_node(struct tegra_xusb_padctl *padctl, const char *name)  in tegra_xusb_find_pad_node()  argument
84 	pads = of_get_child_by_name(padctl->dev->of_node, "pads");  in tegra_xusb_find_pad_node()
154 			struct tegra_xusb_padctl *padctl,  in tegra_xusb_pad_init()  argument
161 	pad->dev.parent = padctl->dev;  in tegra_xusb_pad_init()
164 	pad->padctl = padctl;  in tegra_xusb_pad_init()
224 		list_add_tail(&lane->list, &pad->padctl->lanes);  in tegra_xusb_pad_register()
259 tegra_xusb_pad_create(struct tegra_xusb_padctl *padctl,  in tegra_xusb_pad_create()  argument
266 	np = tegra_xusb_find_pad_node(padctl, soc->name);  in tegra_xusb_pad_create()
270 	pad = soc->ops->probe(padctl, soc, np);  in tegra_xusb_pad_create()
273 		dev_err(padctl->dev, "failed to create pad %s: %d\n",  in tegra_xusb_pad_create()
280 		padctl->pcie = pad;  in tegra_xusb_pad_create()
283 		padctl->sata = pad;  in tegra_xusb_pad_create()
286 		padctl->usb2 = pad;  in tegra_xusb_pad_create()
289 		padctl->ulpi = pad;  in tegra_xusb_pad_create()
292 		padctl->hsic = pad;  in tegra_xusb_pad_create()
297 static void __tegra_xusb_remove_pads(struct tegra_xusb_padctl *padctl)  in __tegra_xusb_remove_pads()  argument
301 	list_for_each_entry_safe_reverse(pad, tmp, &padctl->pads, list) {  in __tegra_xusb_remove_pads()
307 static void tegra_xusb_remove_pads(struct tegra_xusb_padctl *padctl)  in tegra_xusb_remove_pads()  argument
309 	mutex_lock(&padctl->lock);  in tegra_xusb_remove_pads()
310 	__tegra_xusb_remove_pads(padctl);  in tegra_xusb_remove_pads()
311 	mutex_unlock(&padctl->lock);  in tegra_xusb_remove_pads()
316 	struct tegra_xusb_padctl *padctl = lane->pad->padctl;  in tegra_xusb_lane_program()  local
325 	value = padctl_readl(padctl, soc->offset);  in tegra_xusb_lane_program()
328 	padctl_writel(padctl, value, soc->offset);  in tegra_xusb_lane_program()
345 static int tegra_xusb_setup_pads(struct tegra_xusb_padctl *padctl)  in tegra_xusb_setup_pads()  argument
350 	mutex_lock(&padctl->lock);  in tegra_xusb_setup_pads()
352 	for (i = 0; i < padctl->soc->num_pads; i++) {  in tegra_xusb_setup_pads()
353 		const struct tegra_xusb_pad_soc *soc = padctl->soc->pads[i];  in tegra_xusb_setup_pads()
356 		pad = tegra_xusb_pad_create(padctl, soc);  in tegra_xusb_setup_pads()
359 			dev_err(padctl->dev, "failed to create pad %s: %d\n",  in tegra_xusb_setup_pads()
361 			__tegra_xusb_remove_pads(padctl);  in tegra_xusb_setup_pads()
362 			mutex_unlock(&padctl->lock);  in tegra_xusb_setup_pads()
369 		list_add_tail(&pad->list, &padctl->pads);  in tegra_xusb_setup_pads()
372 	list_for_each_entry(pad, &padctl->pads, list)  in tegra_xusb_setup_pads()
375 	mutex_unlock(&padctl->lock);  in tegra_xusb_setup_pads()
387 struct tegra_xusb_lane *tegra_xusb_find_lane(struct tegra_xusb_padctl *padctl,  in tegra_xusb_find_lane()  argument
398 	list_for_each_entry(lane, &padctl->lanes, list) {  in tegra_xusb_find_lane()
420 		lane = tegra_xusb_find_lane(port->padctl, map->type,  in tegra_xusb_port_find_lane()
439 tegra_xusb_find_port_node(struct tegra_xusb_padctl *padctl, const char *type,  in tegra_xusb_find_port_node()  argument
445 	ports = of_get_child_by_name(padctl->dev->of_node, "ports");  in tegra_xusb_find_port_node()
462 tegra_xusb_find_port(struct tegra_xusb_padctl *padctl, const char *type,  in tegra_xusb_find_port()  argument
468 	np = tegra_xusb_find_port_node(padctl, type, index);  in tegra_xusb_find_port()
472 	list_for_each_entry(port, &padctl->ports, list) {  in tegra_xusb_find_port()
485 tegra_xusb_find_usb2_port(struct tegra_xusb_padctl *padctl, unsigned int index)  in tegra_xusb_find_usb2_port()  argument
489 	port = tegra_xusb_find_port(padctl, "usb2", index);  in tegra_xusb_find_usb2_port()
497 tegra_xusb_find_usb3_port(struct tegra_xusb_padctl *padctl, unsigned int index)  in tegra_xusb_find_usb3_port()  argument
501 	port = tegra_xusb_find_port(padctl, "usb3", index);  in tegra_xusb_find_usb3_port()
521 				struct tegra_xusb_padctl *padctl,  in tegra_xusb_port_init()  argument
529 	port->padctl = padctl;  in tegra_xusb_port_init()
535 	port->dev.parent = padctl->dev;  in tegra_xusb_port_init()
688 	lane = tegra_xusb_find_lane(port->padctl, "usb2", port->index);  in tegra_xusb_setup_usb_role_switch()
752 static int tegra_xusb_add_usb2_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_usb2_port()  argument
763 	np = tegra_xusb_find_port_node(padctl, "usb2", index);  in tegra_xusb_add_usb2_port()
773 	err = tegra_xusb_port_init(&usb2->base, padctl, np, "usb2", index);  in tegra_xusb_add_usb2_port()
777 	usb2->base.ops = padctl->soc->ports.usb2.ops;  in tegra_xusb_add_usb2_port()
792 	list_add_tail(&usb2->base.list, &padctl->ports);  in tegra_xusb_add_usb2_port()
823 static int tegra_xusb_add_ulpi_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_ulpi_port()  argument
830 	np = tegra_xusb_find_port_node(padctl, "ulpi", index);  in tegra_xusb_add_ulpi_port()
840 	err = tegra_xusb_port_init(&ulpi->base, padctl, np, "ulpi", index);  in tegra_xusb_add_ulpi_port()
844 	ulpi->base.ops = padctl->soc->ports.ulpi.ops;  in tegra_xusb_add_ulpi_port()
859 	list_add_tail(&ulpi->base.list, &padctl->ports);  in tegra_xusb_add_ulpi_port()
879 static int tegra_xusb_add_hsic_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_hsic_port()  argument
886 	np = tegra_xusb_find_port_node(padctl, "hsic", index);  in tegra_xusb_add_hsic_port()
896 	err = tegra_xusb_port_init(&hsic->base, padctl, np, "hsic", index);  in tegra_xusb_add_hsic_port()
900 	hsic->base.ops = padctl->soc->ports.hsic.ops;  in tegra_xusb_add_hsic_port()
914 	list_add_tail(&hsic->base.list, &padctl->ports);  in tegra_xusb_add_hsic_port()
960 static int tegra_xusb_add_usb3_port(struct tegra_xusb_padctl *padctl,  in tegra_xusb_add_usb3_port()  argument
972 	np = tegra_xusb_find_port_node(padctl, "usb3", index);  in tegra_xusb_add_usb3_port()
982 	err = tegra_xusb_port_init(&usb3->base, padctl, np, "usb3", index);  in tegra_xusb_add_usb3_port()
986 	usb3->base.ops = padctl->soc->ports.usb3.ops;  in tegra_xusb_add_usb3_port()
1000 	list_add_tail(&usb3->base.list, &padctl->ports);  in tegra_xusb_add_usb3_port()
1021 static void __tegra_xusb_remove_ports(struct tegra_xusb_padctl *padctl)  in __tegra_xusb_remove_ports()  argument
1025 	list_for_each_entry_safe_reverse(port, tmp, &padctl->ports, list) {  in __tegra_xusb_remove_ports()
1031 static int tegra_xusb_find_unused_usb3_port(struct tegra_xusb_padctl *padctl)  in tegra_xusb_find_unused_usb3_port()  argument
1036 	for (i = 0; i < padctl->soc->ports.usb3.count; i++) {  in tegra_xusb_find_unused_usb3_port()
1037 		np = tegra_xusb_find_port_node(padctl, "usb3", i);  in tegra_xusb_find_unused_usb3_port()
1049 	struct tegra_xusb_padctl *padctl = usb2->base.padctl;  in tegra_xusb_port_is_companion()  local
1051 	for (i = 0; i < padctl->soc->ports.usb3.count; i++) {  in tegra_xusb_port_is_companion()
1052 		usb3 = tegra_xusb_find_usb3_port(padctl, i);  in tegra_xusb_port_is_companion()
1070 		fake = tegra_xusb_find_unused_usb3_port(usb2->base.padctl);  in tegra_xusb_update_usb3_fake_port()
1083 static int tegra_xusb_setup_ports(struct tegra_xusb_padctl *padctl)  in tegra_xusb_setup_ports()  argument
1090 	mutex_lock(&padctl->lock);  in tegra_xusb_setup_ports()
1092 	for (i = 0; i < padctl->soc->ports.usb2.count; i++) {  in tegra_xusb_setup_ports()
1093 		err = tegra_xusb_add_usb2_port(padctl, i);  in tegra_xusb_setup_ports()
1098 	for (i = 0; i < padctl->soc->ports.ulpi.count; i++) {  in tegra_xusb_setup_ports()
1099 		err = tegra_xusb_add_ulpi_port(padctl, i);  in tegra_xusb_setup_ports()
1104 	for (i = 0; i < padctl->soc->ports.hsic.count; i++) {  in tegra_xusb_setup_ports()
1105 		err = tegra_xusb_add_hsic_port(padctl, i);  in tegra_xusb_setup_ports()
1110 	for (i = 0; i < padctl->soc->ports.usb3.count; i++) {  in tegra_xusb_setup_ports()
1111 		err = tegra_xusb_add_usb3_port(padctl, i);  in tegra_xusb_setup_ports()
1116 	if (padctl->soc->need_fake_usb3_port) {  in tegra_xusb_setup_ports()
1117 		for (i = 0; i < padctl->soc->ports.usb2.count; i++) {  in tegra_xusb_setup_ports()
1118 			usb2 = tegra_xusb_find_usb2_port(padctl, i);  in tegra_xusb_setup_ports()
1128 	list_for_each_entry(port, &padctl->ports, list) {  in tegra_xusb_setup_ports()
1131 			dev_err(padctl->dev, "failed to enable port %s: %d\n",  in tegra_xusb_setup_ports()
1138 	__tegra_xusb_remove_ports(padctl);  in tegra_xusb_setup_ports()
1140 	mutex_unlock(&padctl->lock);  in tegra_xusb_setup_ports()
1144 static void tegra_xusb_remove_ports(struct tegra_xusb_padctl *padctl)  in tegra_xusb_remove_ports()  argument
1146 	mutex_lock(&padctl->lock);  in tegra_xusb_remove_ports()
1147 	__tegra_xusb_remove_ports(padctl);  in tegra_xusb_remove_ports()
1148 	mutex_unlock(&padctl->lock);  in tegra_xusb_remove_ports()
1155 	struct tegra_xusb_padctl *padctl;  in tegra_xusb_padctl_probe()  local
1172 	padctl = soc->ops->probe(&pdev->dev, soc);  in tegra_xusb_padctl_probe()
1173 	if (IS_ERR(padctl))  in tegra_xusb_padctl_probe()
1174 		return PTR_ERR(padctl);  in tegra_xusb_padctl_probe()
1176 	platform_set_drvdata(pdev, padctl);  in tegra_xusb_padctl_probe()
1177 	INIT_LIST_HEAD(&padctl->ports);  in tegra_xusb_padctl_probe()
1178 	INIT_LIST_HEAD(&padctl->lanes);  in tegra_xusb_padctl_probe()
1179 	INIT_LIST_HEAD(&padctl->pads);  in tegra_xusb_padctl_probe()
1180 	mutex_init(&padctl->lock);  in tegra_xusb_padctl_probe()
1183 	padctl->regs = devm_ioremap_resource(&pdev->dev, res);  in tegra_xusb_padctl_probe()
1184 	if (IS_ERR(padctl->regs)) {  in tegra_xusb_padctl_probe()
1185 		err = PTR_ERR(padctl->regs);  in tegra_xusb_padctl_probe()
1189 	padctl->rst = devm_reset_control_get(&pdev->dev, NULL);  in tegra_xusb_padctl_probe()
1190 	if (IS_ERR(padctl->rst)) {  in tegra_xusb_padctl_probe()
1191 		err = PTR_ERR(padctl->rst);  in tegra_xusb_padctl_probe()
1195 	padctl->supplies = devm_kcalloc(&pdev->dev, padctl->soc->num_supplies,  in tegra_xusb_padctl_probe()
1196 					sizeof(*padctl->supplies), GFP_KERNEL);  in tegra_xusb_padctl_probe()
1197 	if (!padctl->supplies) {  in tegra_xusb_padctl_probe()
1202 	regulator_bulk_set_supply_names(padctl->supplies,  in tegra_xusb_padctl_probe()
1203 					padctl->soc->supply_names,  in tegra_xusb_padctl_probe()
1204 					padctl->soc->num_supplies);  in tegra_xusb_padctl_probe()
1206 	err = devm_regulator_bulk_get(&pdev->dev, padctl->soc->num_supplies,  in tegra_xusb_padctl_probe()
1207 				      padctl->supplies);  in tegra_xusb_padctl_probe()
1213 	err = reset_control_deassert(padctl->rst);  in tegra_xusb_padctl_probe()
1217 	err = regulator_bulk_enable(padctl->soc->num_supplies,  in tegra_xusb_padctl_probe()
1218 				    padctl->supplies);  in tegra_xusb_padctl_probe()
1224 	err = tegra_xusb_setup_pads(padctl);  in tegra_xusb_padctl_probe()
1230 	err = tegra_xusb_setup_ports(padctl);  in tegra_xusb_padctl_probe()
1245 	tegra_xusb_remove_pads(padctl);  in tegra_xusb_padctl_probe()
1247 	regulator_bulk_disable(padctl->soc->num_supplies, padctl->supplies);  in tegra_xusb_padctl_probe()
1249 	reset_control_assert(padctl->rst);  in tegra_xusb_padctl_probe()
1252 	soc->ops->remove(padctl);  in tegra_xusb_padctl_probe()
1258 	struct tegra_xusb_padctl *padctl = platform_get_drvdata(pdev);  in tegra_xusb_padctl_remove()  local
1261 	tegra_xusb_remove_ports(padctl);  in tegra_xusb_padctl_remove()
1262 	tegra_xusb_remove_pads(padctl);  in tegra_xusb_padctl_remove()
1264 	err = regulator_bulk_disable(padctl->soc->num_supplies,  in tegra_xusb_padctl_remove()
1265 				     padctl->supplies);  in tegra_xusb_padctl_remove()
1269 	err = reset_control_assert(padctl->rst);  in tegra_xusb_padctl_remove()
1273 	padctl->soc->ops->remove(padctl);  in tegra_xusb_padctl_remove()
1280 		.name = "tegra-xusb-padctl",
1290 	struct tegra_xusb_padctl *padctl;  in tegra_xusb_padctl_get()  local
1294 	np = of_parse_phandle(dev->of_node, "nvidia,xusb-padctl", 0);  in tegra_xusb_padctl_get()
1311 	padctl = platform_get_drvdata(pdev);  in tegra_xusb_padctl_get()
1312 	if (!padctl) {  in tegra_xusb_padctl_get()
1317 	return padctl;  in tegra_xusb_padctl_get()
1321 void tegra_xusb_padctl_put(struct tegra_xusb_padctl *padctl)  in tegra_xusb_padctl_put()  argument
1323 	if (padctl)  in tegra_xusb_padctl_put()
1324 		put_device(padctl->dev);  in tegra_xusb_padctl_put()
1328 int tegra_xusb_padctl_usb3_save_context(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_usb3_save_context()  argument
1331 	if (padctl->soc->ops->usb3_save_context)  in tegra_xusb_padctl_usb3_save_context()
1332 		return padctl->soc->ops->usb3_save_context(padctl, port);  in tegra_xusb_padctl_usb3_save_context()
1338 int tegra_xusb_padctl_hsic_set_idle(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_hsic_set_idle()  argument
1341 	if (padctl->soc->ops->hsic_set_idle)  in tegra_xusb_padctl_hsic_set_idle()
1342 		return padctl->soc->ops->hsic_set_idle(padctl, port, idle);  in tegra_xusb_padctl_hsic_set_idle()
1348 int tegra_xusb_padctl_usb3_set_lfps_detect(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_usb3_set_lfps_detect()  argument
1351 	if (padctl->soc->ops->usb3_set_lfps_detect)  in tegra_xusb_padctl_usb3_set_lfps_detect()
1352 		return padctl->soc->ops->usb3_set_lfps_detect(padctl, port,  in tegra_xusb_padctl_usb3_set_lfps_detect()
1359 int tegra_xusb_padctl_set_vbus_override(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_set_vbus_override()  argument
1362 	if (padctl->soc->ops->vbus_override)  in tegra_xusb_padctl_set_vbus_override()
1363 		return padctl->soc->ops->vbus_override(padctl, val);  in tegra_xusb_padctl_set_vbus_override()
1372 	struct tegra_xusb_padctl *padctl = lane->pad->padctl;  in tegra_phy_xusb_utmi_port_reset()  local
1374 	if (padctl->soc->ops->utmi_port_reset)  in tegra_phy_xusb_utmi_port_reset()
1375 		return padctl->soc->ops->utmi_port_reset(phy);  in tegra_phy_xusb_utmi_port_reset()
1381 int tegra_xusb_padctl_get_usb3_companion(struct tegra_xusb_padctl *padctl,  in tegra_xusb_padctl_get_usb3_companion()  argument
1388 	usb2 = tegra_xusb_find_usb2_port(padctl, port);  in tegra_xusb_padctl_get_usb3_companion()
1392 	for (i = 0; i < padctl->soc->ports.usb3.count; i++) {  in tegra_xusb_padctl_get_usb3_companion()
1393 		usb3 = tegra_xusb_find_usb3_port(padctl, i);  in tegra_xusb_padctl_get_usb3_companion()