1 // SPDX-License-Identifier: GPL-2.0
10 #include <linux/mfd/syscon.h>
35 	struct regmap	*syscon;  member
50 	dev_info(&phy->phy->dev, "set mode %d", (int)mode);  in cv1800_usb_phy_set_mode()
55 		regmap_clear_bits(phy->syscon, REG_USB_PHY_CTRL, PHY_VBUS_POWER);  in cv1800_usb_phy_set_mode()
59 		regmap_set_bits(phy->syscon, REG_USB_PHY_CTRL, PHY_VBUS_POWER);  in cv1800_usb_phy_set_mode()
62 		if (!phy->support_otg)  in cv1800_usb_phy_set_mode()
65 		ret = regmap_read(phy->syscon, REG_USB_PHY_CTRL, &regval);  in cv1800_usb_phy_set_mode()
72 		return -EINVAL;  in cv1800_usb_phy_set_mode()
75 	return regmap_update_bits(phy->syscon, REG_USB_PHY_CTRL,  in cv1800_usb_phy_set_mode()
84 	ret = clk_set_rate(phy->usb_app_clk, PHY_APP_CLK_RATE);  in cv1800_usb_phy_set_clock()
88 	ret = clk_set_rate(phy->usb_lpm_clk, PHY_LPM_CLK_RATE);  in cv1800_usb_phy_set_clock()
92 	return clk_set_rate(phy->usb_stb_clk, PHY_STB_CLK_RATE);  in cv1800_usb_phy_set_clock()
102 	struct device *dev = &pdev->dev;  in cv1800_usb_phy_probe()  local
103 	struct device *parent = dev->parent;  in cv1800_usb_phy_probe()
109 		return -ENODEV;  in cv1800_usb_phy_probe()
111 	phy = devm_kmalloc(dev, sizeof(*phy), GFP_KERNEL);  in cv1800_usb_phy_probe()
113 		return -ENOMEM;  in cv1800_usb_phy_probe()
115 	phy->syscon = syscon_node_to_regmap(parent->of_node);  in cv1800_usb_phy_probe()
116 	if (IS_ERR_OR_NULL(phy->syscon))  in cv1800_usb_phy_probe()
117 		return -ENODEV;  in cv1800_usb_phy_probe()
119 	phy->support_otg = false;  in cv1800_usb_phy_probe()
121 	spin_lock_init(&phy->lock);  in cv1800_usb_phy_probe()
123 	phy->usb_app_clk = devm_clk_get_enabled(dev, "app");  in cv1800_usb_phy_probe()
124 	if (IS_ERR(phy->usb_app_clk))  in cv1800_usb_phy_probe()
125 		return dev_err_probe(dev, PTR_ERR(phy->usb_app_clk),  in cv1800_usb_phy_probe()
128 	phy->usb_lpm_clk = devm_clk_get_enabled(dev, "lpm");  in cv1800_usb_phy_probe()
129 	if (IS_ERR(phy->usb_lpm_clk))  in cv1800_usb_phy_probe()
130 		return dev_err_probe(dev, PTR_ERR(phy->usb_lpm_clk),  in cv1800_usb_phy_probe()
133 	phy->usb_stb_clk = devm_clk_get_enabled(dev, "stb");  in cv1800_usb_phy_probe()
134 	if (IS_ERR(phy->usb_stb_clk))  in cv1800_usb_phy_probe()
135 		return dev_err_probe(dev, PTR_ERR(phy->usb_stb_clk),  in cv1800_usb_phy_probe()
138 	phy->phy = devm_phy_create(dev, NULL, &cv1800_usb_phy_ops);  in cv1800_usb_phy_probe()
139 	if (IS_ERR(phy->phy))  in cv1800_usb_phy_probe()
140 		return dev_err_probe(dev, PTR_ERR(phy->phy),  in cv1800_usb_phy_probe()
147 	phy_set_drvdata(phy->phy, phy);  in cv1800_usb_phy_probe()
148 	phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);  in cv1800_usb_phy_probe()
154 	{ .compatible = "sophgo,cv1800b-usb2-phy" },
162 		.name = "cv1800-usb2-phy",