1 // SPDX-License-Identifier: GPL-2.0
81 #define PORT_REGS(p)				((p)->priv->regs + (p)->id * 0x1000)
84  * struct mvebu_cp110_utmi - PHY driver data
99  * struct mvebu_cp110_utmi_port - PHY port data
104  * @swap_dx: whether to swap d+/d- signals
159 	 * Set Control VDAT Reference Voltage - 0.325V and  in mvebu_cp110_utmi_port_setup()
160 	 * Control VSRC Reference Voltage - 0.6V  in mvebu_cp110_utmi_port_setup()
167 	/* Swap D+/D- */  in mvebu_cp110_utmi_port_setup()
170 	if (port->swap_dx)  in mvebu_cp110_utmi_port_setup()
178 	struct mvebu_cp110_utmi *utmi = port->priv;  in mvebu_cp110_utmi_phy_power_off()
182 	regmap_clear_bits(utmi->syscon, SYSCON_UTMI_CFG_REG(port->id),  in mvebu_cp110_utmi_phy_power_off()
186 		int test = regmap_test_bits(utmi->syscon,  in mvebu_cp110_utmi_phy_power_off()
195 	regmap_clear_bits(utmi->syscon, SYSCON_USB_CFG_REG, USB_CFG_PLL_MASK);  in mvebu_cp110_utmi_phy_power_off()
203 	struct mvebu_cp110_utmi *utmi = port->priv;  in mvebu_cp110_utmi_phy_power_on()
204 	struct device *dev = &phy->dev;  in mvebu_cp110_utmi_phy_power_on()
221 	if (port->dr_mode == USB_DR_MODE_PERIPHERAL) {  in mvebu_cp110_utmi_phy_power_on()
222 		regmap_update_bits(utmi->syscon, SYSCON_USB_CFG_REG,  in mvebu_cp110_utmi_phy_power_on()
225 				   (port->id << USB_CFG_DEVICE_MUX_OFFSET));  in mvebu_cp110_utmi_phy_power_on()
240 	regmap_set_bits(utmi->syscon, SYSCON_UTMI_CFG_REG(port->id),  in mvebu_cp110_utmi_phy_power_on()
276 	regmap_set_bits(utmi->syscon, SYSCON_USB_CFG_REG, USB_CFG_PLL_MASK);  in mvebu_cp110_utmi_phy_power_on()
288 	{ .compatible = "marvell,cp110-utmi-phy" },
295 	struct device *dev = &pdev->dev;  in mvebu_cp110_utmi_phy_probe()
304 		return -ENOMEM;  in mvebu_cp110_utmi_phy_probe()
306 	utmi->dev = dev;  in mvebu_cp110_utmi_phy_probe()
309 	utmi->syscon = syscon_regmap_lookup_by_phandle(dev->of_node,  in mvebu_cp110_utmi_phy_probe()
310 						       "marvell,system-controller");  in mvebu_cp110_utmi_phy_probe()
311 	if (IS_ERR(utmi->syscon)) {  in mvebu_cp110_utmi_phy_probe()
313 		return PTR_ERR(utmi->syscon);  in mvebu_cp110_utmi_phy_probe()
317 	utmi->regs = devm_platform_ioremap_resource(pdev, 0);  in mvebu_cp110_utmi_phy_probe()
318 	if (IS_ERR(utmi->regs))  in mvebu_cp110_utmi_phy_probe()
319 		return PTR_ERR(utmi->regs);  in mvebu_cp110_utmi_phy_probe()
321 	for_each_available_child_of_node(dev->of_node, child) {  in mvebu_cp110_utmi_phy_probe()
338 			return -ENOMEM;  in mvebu_cp110_utmi_phy_probe()
341 		port->dr_mode = of_usb_get_dr_mode_by_phy(child, -1);  in mvebu_cp110_utmi_phy_probe()
342 		if ((port->dr_mode != USB_DR_MODE_HOST) &&  in mvebu_cp110_utmi_phy_probe()
343 		    (port->dr_mode != USB_DR_MODE_PERIPHERAL)) {  in mvebu_cp110_utmi_phy_probe()
344 			dev_err(&pdev->dev,  in mvebu_cp110_utmi_phy_probe()
347 			port->dr_mode = USB_DR_MODE_HOST;  in mvebu_cp110_utmi_phy_probe()
350 		if (port->dr_mode == USB_DR_MODE_PERIPHERAL) {  in mvebu_cp110_utmi_phy_probe()
356 				port->dr_mode = USB_DR_MODE_HOST;  in mvebu_cp110_utmi_phy_probe()
360 		of_property_for_each_u32(dev->of_node, "swap-dx-lanes", swap_dx)  in mvebu_cp110_utmi_phy_probe()
362 				port->swap_dx = 1;  in mvebu_cp110_utmi_phy_probe()
365 		utmi->ops = &mvebu_cp110_utmi_phy_ops;  in mvebu_cp110_utmi_phy_probe()
368 		phy = devm_phy_create(dev, child, utmi->ops);  in mvebu_cp110_utmi_phy_probe()
375 		port->priv = utmi;  in mvebu_cp110_utmi_phy_probe()
376 		port->id = port_id;  in mvebu_cp110_utmi_phy_probe()
392 		.name		= "mvebu-cp110-utmi-phy",