92 #define to_mxs_phy(p) container_of((p), struct mxs_phy, phy)
161 struct mxs_phy {  struct
169 static inline bool is_imx6q_phy(struct mxs_phy *mxs_phy)  in is_imx6q_phy()  argument
171 	return mxs_phy->data == &imx6q_phy_data;  in is_imx6q_phy()
174 static inline bool is_imx6sl_phy(struct mxs_phy *mxs_phy)  in is_imx6sl_phy()  argument
176 	return mxs_phy->data == &imx6sl_phy_data;  in is_imx6sl_phy()
188 static int mxs_phy_hw_init(struct mxs_phy *mxs_phy)  in mxs_phy_hw_init()  argument
191 	void __iomem *base = mxs_phy->phy.io_priv;  in mxs_phy_hw_init()
214 	if (mxs_phy->data->flags & MXS_PHY_NEED_IP_FIX)  in mxs_phy_hw_init()
221 static bool mxs_phy_get_vbus_status(struct mxs_phy *mxs_phy)  in mxs_phy_get_vbus_status()  argument
225 	if (!mxs_phy->regmap_anatop)  in mxs_phy_get_vbus_status()
228 	if (mxs_phy->port_id == 0)  in mxs_phy_get_vbus_status()
229 		regmap_read(mxs_phy->regmap_anatop,  in mxs_phy_get_vbus_status()
232 	else if (mxs_phy->port_id == 1)  in mxs_phy_get_vbus_status()
233 		regmap_read(mxs_phy->regmap_anatop,  in mxs_phy_get_vbus_status()
243 static void __mxs_phy_disconnect_line(struct mxs_phy *mxs_phy, bool disconnect)  in __mxs_phy_disconnect_line()  argument
245 	void __iomem *base = mxs_phy->phy.io_priv;  in __mxs_phy_disconnect_line()
252 	if (mxs_phy->port_id == 0) {  in __mxs_phy_disconnect_line()
255 		regmap_write(mxs_phy->regmap_anatop, reg,  in __mxs_phy_disconnect_line()
258 	} else if (mxs_phy->port_id == 1) {  in __mxs_phy_disconnect_line()
261 		regmap_write(mxs_phy->regmap_anatop, reg,  in __mxs_phy_disconnect_line()
275 static bool mxs_phy_is_otg_host(struct mxs_phy *mxs_phy)  in mxs_phy_is_otg_host()  argument
277 	void __iomem *base = mxs_phy->phy.io_priv;  in mxs_phy_is_otg_host()
287 static void mxs_phy_disconnect_line(struct mxs_phy *mxs_phy, bool on)  in mxs_phy_disconnect_line()  argument
292 	if (!(mxs_phy->data->flags & MXS_PHY_DISCONNECT_LINE_WITHOUT_VBUS))  in mxs_phy_disconnect_line()
296 	if (!mxs_phy->regmap_anatop)  in mxs_phy_disconnect_line()
299 	vbus_is_on = mxs_phy_get_vbus_status(mxs_phy);  in mxs_phy_disconnect_line()
301 	if (on && !vbus_is_on && !mxs_phy_is_otg_host(mxs_phy))  in mxs_phy_disconnect_line()
302 		__mxs_phy_disconnect_line(mxs_phy, true);  in mxs_phy_disconnect_line()
304 		__mxs_phy_disconnect_line(mxs_phy, false);  in mxs_phy_disconnect_line()
311 	struct mxs_phy *mxs_phy = to_mxs_phy(phy);  in mxs_phy_init()  local
314 	ret = clk_prepare_enable(mxs_phy->clk);  in mxs_phy_init()
318 	return mxs_phy_hw_init(mxs_phy);  in mxs_phy_init()
323 	struct mxs_phy *mxs_phy = to_mxs_phy(phy);  in mxs_phy_shutdown()  local
339 	clk_disable_unprepare(mxs_phy->clk);  in mxs_phy_shutdown()
342 static bool mxs_phy_is_low_speed_connection(struct mxs_phy *mxs_phy)  in mxs_phy_is_low_speed_connection()  argument
351 	if (!mxs_phy->regmap_anatop)  in mxs_phy_is_low_speed_connection()
354 	if (mxs_phy->port_id == 0)  in mxs_phy_is_low_speed_connection()
356 	else if (mxs_phy->port_id == 1)  in mxs_phy_is_low_speed_connection()
359 	regmap_read(mxs_phy->regmap_anatop, reg, &line_state);  in mxs_phy_is_low_speed_connection()
370 	struct mxs_phy *mxs_phy = to_mxs_phy(x);  in mxs_phy_suspend()  local
373 	low_speed_connection = mxs_phy_is_low_speed_connection(mxs_phy);  in mxs_phy_suspend()
374 	vbus_is_on = mxs_phy_get_vbus_status(mxs_phy);  in mxs_phy_suspend()
394 		clk_disable_unprepare(mxs_phy->clk);  in mxs_phy_suspend()
397 		ret = clk_prepare_enable(mxs_phy->clk);  in mxs_phy_suspend()
410 	struct mxs_phy *mxs_phy = to_mxs_phy(x);  in mxs_phy_set_wakeup()  local
415 		mxs_phy_disconnect_line(mxs_phy, true);  in mxs_phy_set_wakeup()
419 		mxs_phy_disconnect_line(mxs_phy, false);  in mxs_phy_set_wakeup()
458 	struct mxs_phy *mxs_phy;  in mxs_phy_probe()  local
479 	mxs_phy = devm_kzalloc(&pdev->dev, sizeof(*mxs_phy), GFP_KERNEL);  in mxs_phy_probe()
480 	if (!mxs_phy)  in mxs_phy_probe()
485 		mxs_phy->regmap_anatop = syscon_regmap_lookup_by_phandle  in mxs_phy_probe()
487 		if (IS_ERR(mxs_phy->regmap_anatop)) {  in mxs_phy_probe()
490 			return PTR_ERR(mxs_phy->regmap_anatop);  in mxs_phy_probe()
497 	mxs_phy->port_id = ret;  in mxs_phy_probe()
499 	mxs_phy->phy.io_priv		= base;  in mxs_phy_probe()
500 	mxs_phy->phy.dev		= &pdev->dev;  in mxs_phy_probe()
501 	mxs_phy->phy.label		= DRIVER_NAME;  in mxs_phy_probe()
502 	mxs_phy->phy.init		= mxs_phy_init;  in mxs_phy_probe()
503 	mxs_phy->phy.shutdown		= mxs_phy_shutdown;  in mxs_phy_probe()
504 	mxs_phy->phy.set_suspend	= mxs_phy_suspend;  in mxs_phy_probe()
505 	mxs_phy->phy.notify_connect	= mxs_phy_on_connect;  in mxs_phy_probe()
506 	mxs_phy->phy.notify_disconnect	= mxs_phy_on_disconnect;  in mxs_phy_probe()
507 	mxs_phy->phy.type		= USB_PHY_TYPE_USB2;  in mxs_phy_probe()
508 	mxs_phy->phy.set_wakeup		= mxs_phy_set_wakeup;  in mxs_phy_probe()
510 	mxs_phy->clk = clk;  in mxs_phy_probe()
511 	mxs_phy->data = of_id->data;  in mxs_phy_probe()
513 	platform_set_drvdata(pdev, mxs_phy);  in mxs_phy_probe()
517 	return usb_add_phy_dev(&mxs_phy->phy);  in mxs_phy_probe()
522 	struct mxs_phy *mxs_phy = platform_get_drvdata(pdev);  in mxs_phy_remove()  local
524 	usb_remove_phy(&mxs_phy->phy);  in mxs_phy_remove()
530 static void mxs_phy_enable_ldo_in_suspend(struct mxs_phy *mxs_phy, bool on)  in mxs_phy_enable_ldo_in_suspend()  argument
535 	if (!mxs_phy->regmap_anatop)  in mxs_phy_enable_ldo_in_suspend()
538 	if (is_imx6q_phy(mxs_phy))  in mxs_phy_enable_ldo_in_suspend()
539 		regmap_write(mxs_phy->regmap_anatop, reg,  in mxs_phy_enable_ldo_in_suspend()
541 	else if (is_imx6sl_phy(mxs_phy))  in mxs_phy_enable_ldo_in_suspend()
542 		regmap_write(mxs_phy->regmap_anatop,  in mxs_phy_enable_ldo_in_suspend()
548 	struct mxs_phy *mxs_phy = dev_get_drvdata(dev);  in mxs_phy_system_suspend()  local
551 		mxs_phy_enable_ldo_in_suspend(mxs_phy, true);  in mxs_phy_system_suspend()
558 	struct mxs_phy *mxs_phy = dev_get_drvdata(dev);  in mxs_phy_system_resume()  local
561 		mxs_phy_enable_ldo_in_suspend(mxs_phy, false);  in mxs_phy_system_resume()