101 	struct rcar_gen3_chan *ch;  member
143 	struct rcar_gen3_chan *ch = container_of(work, struct rcar_gen3_chan,  in rcar_gen3_phy_usb2_work()  local
146 	if (ch->extcon_host) {  in rcar_gen3_phy_usb2_work()
147 		extcon_set_state_sync(ch->extcon, EXTCON_USB_HOST, true);  in rcar_gen3_phy_usb2_work()
148 		extcon_set_state_sync(ch->extcon, EXTCON_USB, false);  in rcar_gen3_phy_usb2_work()
150 		extcon_set_state_sync(ch->extcon, EXTCON_USB_HOST, false);  in rcar_gen3_phy_usb2_work()
151 		extcon_set_state_sync(ch->extcon, EXTCON_USB, true);  in rcar_gen3_phy_usb2_work()
155 static void rcar_gen3_set_host_mode(struct rcar_gen3_chan *ch, int host)  in rcar_gen3_set_host_mode()  argument
157 	void __iomem *usb2_base = ch->base;  in rcar_gen3_set_host_mode()
160 	dev_vdbg(ch->dev, "%s: %08x, %d\n", __func__, val, host);  in rcar_gen3_set_host_mode()
168 static void rcar_gen3_set_linectrl(struct rcar_gen3_chan *ch, int dp, int dm)  in rcar_gen3_set_linectrl()  argument
170 	void __iomem *usb2_base = ch->base;  in rcar_gen3_set_linectrl()
173 	dev_vdbg(ch->dev, "%s: %08x, %d, %d\n", __func__, val, dp, dm);  in rcar_gen3_set_linectrl()
182 static void rcar_gen3_enable_vbus_ctrl(struct rcar_gen3_chan *ch, int vbus)  in rcar_gen3_enable_vbus_ctrl()  argument
184 	void __iomem *usb2_base = ch->base;  in rcar_gen3_enable_vbus_ctrl()
189 	dev_vdbg(ch->dev, "%s: %08x, %d\n", __func__, val, vbus);  in rcar_gen3_enable_vbus_ctrl()
190 	if (ch->soc_no_adp_ctrl) {  in rcar_gen3_enable_vbus_ctrl()
203 static void rcar_gen3_control_otg_irq(struct rcar_gen3_chan *ch, int enable)  in rcar_gen3_control_otg_irq()  argument
205 	void __iomem *usb2_base = ch->base;  in rcar_gen3_control_otg_irq()
208 	if (ch->uses_otg_pins && enable)  in rcar_gen3_control_otg_irq()
209 		val |= ch->obint_enable_bits;  in rcar_gen3_control_otg_irq()
211 		val &= ~ch->obint_enable_bits;  in rcar_gen3_control_otg_irq()
215 static void rcar_gen3_init_for_host(struct rcar_gen3_chan *ch)  in rcar_gen3_init_for_host()  argument
217 	rcar_gen3_set_linectrl(ch, 1, 1);  in rcar_gen3_init_for_host()
218 	rcar_gen3_set_host_mode(ch, 1);  in rcar_gen3_init_for_host()
219 	rcar_gen3_enable_vbus_ctrl(ch, 1);  in rcar_gen3_init_for_host()
221 	ch->extcon_host = true;  in rcar_gen3_init_for_host()
222 	schedule_work(&ch->work);  in rcar_gen3_init_for_host()
225 static void rcar_gen3_init_for_peri(struct rcar_gen3_chan *ch)  in rcar_gen3_init_for_peri()  argument
227 	rcar_gen3_set_linectrl(ch, 0, 1);  in rcar_gen3_init_for_peri()
228 	rcar_gen3_set_host_mode(ch, 0);  in rcar_gen3_init_for_peri()
229 	rcar_gen3_enable_vbus_ctrl(ch, 0);  in rcar_gen3_init_for_peri()
231 	ch->extcon_host = false;  in rcar_gen3_init_for_peri()
232 	schedule_work(&ch->work);  in rcar_gen3_init_for_peri()
235 static void rcar_gen3_init_for_b_host(struct rcar_gen3_chan *ch)  in rcar_gen3_init_for_b_host()  argument
237 	void __iomem *usb2_base = ch->base;  in rcar_gen3_init_for_b_host()
243 	rcar_gen3_set_linectrl(ch, 1, 1);  in rcar_gen3_init_for_b_host()
244 	rcar_gen3_set_host_mode(ch, 1);  in rcar_gen3_init_for_b_host()
245 	rcar_gen3_enable_vbus_ctrl(ch, 0);  in rcar_gen3_init_for_b_host()
251 static void rcar_gen3_init_for_a_peri(struct rcar_gen3_chan *ch)  in rcar_gen3_init_for_a_peri()  argument
253 	rcar_gen3_set_linectrl(ch, 0, 1);  in rcar_gen3_init_for_a_peri()
254 	rcar_gen3_set_host_mode(ch, 0);  in rcar_gen3_init_for_a_peri()
255 	rcar_gen3_enable_vbus_ctrl(ch, 1);  in rcar_gen3_init_for_a_peri()
258 static void rcar_gen3_init_from_a_peri_to_a_host(struct rcar_gen3_chan *ch)  in rcar_gen3_init_from_a_peri_to_a_host()  argument
260 	rcar_gen3_control_otg_irq(ch, 0);  in rcar_gen3_init_from_a_peri_to_a_host()
262 	rcar_gen3_enable_vbus_ctrl(ch, 1);  in rcar_gen3_init_from_a_peri_to_a_host()
263 	rcar_gen3_init_for_host(ch);  in rcar_gen3_init_from_a_peri_to_a_host()
265 	rcar_gen3_control_otg_irq(ch, 1);  in rcar_gen3_init_from_a_peri_to_a_host()
268 static bool rcar_gen3_check_id(struct rcar_gen3_chan *ch)  in rcar_gen3_check_id()  argument
270 	if (!ch->uses_otg_pins)  in rcar_gen3_check_id()
271 		return (ch->dr_mode == USB_DR_MODE_HOST) ? false : true;  in rcar_gen3_check_id()
273 	if (ch->soc_no_adp_ctrl)  in rcar_gen3_check_id()
274 		return !!(readl(ch->base + USB2_LINECTRL1) & USB2_LINECTRL1_USB2_IDMON);  in rcar_gen3_check_id()
276 	return !!(readl(ch->base + USB2_ADPCTRL) & USB2_ADPCTRL_IDDIG);  in rcar_gen3_check_id()
279 static void rcar_gen3_device_recognition(struct rcar_gen3_chan *ch)  in rcar_gen3_device_recognition()  argument
281 	if (!rcar_gen3_check_id(ch))  in rcar_gen3_device_recognition()
282 		rcar_gen3_init_for_host(ch);  in rcar_gen3_device_recognition()
284 		rcar_gen3_init_for_peri(ch);  in rcar_gen3_device_recognition()
287 static bool rcar_gen3_is_host(struct rcar_gen3_chan *ch)  in rcar_gen3_is_host()  argument
289 	return !(readl(ch->base + USB2_COMMCTRL) & USB2_COMMCTRL_OTG_PERI);  in rcar_gen3_is_host()
292 static enum phy_mode rcar_gen3_get_phy_mode(struct rcar_gen3_chan *ch)  in rcar_gen3_get_phy_mode()  argument
294 	if (rcar_gen3_is_host(ch))  in rcar_gen3_get_phy_mode()
300 static bool rcar_gen3_is_any_rphy_initialized(struct rcar_gen3_chan *ch)  in rcar_gen3_is_any_rphy_initialized()  argument
305 		if (ch->rphys[i].initialized)  in rcar_gen3_is_any_rphy_initialized()
312 static bool rcar_gen3_needs_init_otg(struct rcar_gen3_chan *ch)  in rcar_gen3_needs_init_otg()  argument
317 		if (ch->rphys[i].otg_initialized)  in rcar_gen3_needs_init_otg()
324 static bool rcar_gen3_are_all_rphys_power_off(struct rcar_gen3_chan *ch)  in rcar_gen3_are_all_rphys_power_off()  argument
329 		if (ch->rphys[i].powered)  in rcar_gen3_are_all_rphys_power_off()
339 	struct rcar_gen3_chan *ch = dev_get_drvdata(dev);  in role_store()  local
343 	if (!ch->is_otg_channel || !rcar_gen3_is_any_rphy_initialized(ch))  in role_store()
354 	is_b_device = rcar_gen3_check_id(ch);  in role_store()
355 	cur_mode = rcar_gen3_get_phy_mode(ch);  in role_store()
363 			rcar_gen3_init_from_a_peri_to_a_host(ch);  in role_store()
365 			rcar_gen3_init_for_b_host(ch);  in role_store()
368 			rcar_gen3_init_for_a_peri(ch);  in role_store()
370 			rcar_gen3_init_for_peri(ch);  in role_store()
379 	struct rcar_gen3_chan *ch = dev_get_drvdata(dev);  in role_show()  local
381 	if (!ch->is_otg_channel || !rcar_gen3_is_any_rphy_initialized(ch))  in role_show()
384 	return sprintf(buf, "%s\n", rcar_gen3_is_host(ch) ? "host" :  in role_show()
389 static void rcar_gen3_init_otg(struct rcar_gen3_chan *ch)  in rcar_gen3_init_otg()  argument
391 	void __iomem *usb2_base = ch->base;  in rcar_gen3_init_otg()
400 	if (!ch->soc_no_adp_ctrl) {  in rcar_gen3_init_otg()
410 	writel(ch->obint_enable_bits, usb2_base + USB2_OBINTEN);  in rcar_gen3_init_otg()
412 	rcar_gen3_device_recognition(ch);  in rcar_gen3_init_otg()
417 	struct rcar_gen3_chan *ch = _ch;  in rcar_gen3_phy_usb2_irq()  local
418 	void __iomem *usb2_base = ch->base;  in rcar_gen3_phy_usb2_irq()
422 	if (status & ch->obint_enable_bits) {  in rcar_gen3_phy_usb2_irq()
423 		dev_vdbg(ch->dev, "%s: %08x\n", __func__, status);  in rcar_gen3_phy_usb2_irq()
424 		writel(ch->obint_enable_bits, usb2_base + USB2_OBINTSTA);  in rcar_gen3_phy_usb2_irq()
425 		rcar_gen3_device_recognition(ch);  in rcar_gen3_phy_usb2_irq()
435 	struct rcar_gen3_chan *channel = rphy->ch;  in rcar_gen3_phy_usb2_init()
472 	struct rcar_gen3_chan *channel = rphy->ch;  in rcar_gen3_phy_usb2_exit()
496 	struct rcar_gen3_chan *channel = rphy->ch;  in rcar_gen3_phy_usb2_power_on()
528 	struct rcar_gen3_chan *channel = rphy->ch;  in rcar_gen3_phy_usb2_power_off()
613 	struct rcar_gen3_chan *ch = dev_get_drvdata(dev);  in rcar_gen3_phy_usb2_xlate()  local
616 		return ch->rphys[PHY_INDEX_BOTH_HC].phy;  in rcar_gen3_phy_usb2_xlate()
623 	return ch->rphys[args->args[0]].phy;  in rcar_gen3_phy_usb2_xlate()
716 		channel->rphys[i].ch = channel;  in rcar_gen3_phy_usb2_probe()