Lines Matching refs:phy
15 #include <linux/phy/phy.h>
23 * phy as being SR70LX Synopsys USB 2.0 OTG nanoPHY. It also seems at
33 * Finally, the phy on dm814x and am335x is different from dm816x.
36 #define DM816X_USB_CTRL_PHYSLEEP1 BIT(1) /* Enable the first phy */
37 #define DM816X_USB_CTRL_PHYSLEEP0 BIT(0) /* Enable the second phy */
48 struct usb_phy phy;
72 static int dm816x_usb_phy_init(struct phy *x)
74 struct dm816x_usb_phy *phy = phy_get_drvdata(x);
77 if (clk_get_rate(phy->refclk) != 24000000)
78 dev_warn(phy->dev, "nonstandard phy refclk\n");
81 regmap_update_bits(phy->syscon, phy->usb_ctrl,
86 regmap_read(phy->syscon, phy->usb_ctrl, &val);
88 dev_info(phy->dev,
97 regmap_read(phy->syscon, phy->usbphy_ctrl, &val);
101 regmap_write(phy->syscon, phy->usbphy_ctrl, val);
113 struct dm816x_usb_phy *phy = dev_get_drvdata(dev);
117 mask = BIT(phy->instance);
118 val = ~BIT(phy->instance);
119 error = regmap_update_bits(phy->syscon, phy->usb_ctrl,
122 dev_err(phy->dev, "phy%i failed to power off\n",
123 phy->instance);
124 clk_disable(phy->refclk);
131 struct dm816x_usb_phy *phy = dev_get_drvdata(dev);
135 error = clk_enable(phy->refclk);
145 mask = BIT(phy->instance);
146 val = BIT(phy->instance);
147 error = regmap_update_bits(phy->syscon, phy->usb_ctrl,
150 dev_err(phy->dev, "phy%i failed to power on\n",
151 phy->instance);
152 clk_disable(phy->refclk);
167 .compatible = "ti,dm8168-usb-phy",
176 struct dm816x_usb_phy *phy;
178 struct phy *generic_phy;
189 phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL);
190 if (!phy)
197 phy->syscon = syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
199 if (IS_ERR(phy->syscon))
200 return PTR_ERR(phy->syscon);
207 phy->usb_ctrl = 0x20;
208 phy->usbphy_ctrl = (res->start & 0xff) + 4;
209 if (phy->usbphy_ctrl == 0x2c)
210 phy->instance = 1;
216 phy->dev = &pdev->dev;
217 phy->phy.dev = phy->dev;
218 phy->phy.label = "dm8168_usb_phy";
219 phy->phy.otg = otg;
220 phy->phy.type = USB_PHY_TYPE_USB2;
223 otg->usb_phy = &phy->phy;
225 platform_set_drvdata(pdev, phy);
227 phy->refclk = devm_clk_get(phy->dev, "refclk");
228 if (IS_ERR(phy->refclk))
229 return PTR_ERR(phy->refclk);
230 error = clk_prepare(phy->refclk);
234 pm_runtime_enable(phy->dev);
235 generic_phy = devm_phy_create(phy->dev, NULL, &ops);
241 phy_set_drvdata(generic_phy, phy);
243 phy_provider = devm_of_phy_provider_register(phy->dev,
250 usb_add_phy_dev(&phy->phy);
255 pm_runtime_disable(phy->dev);
256 clk_unprepare(phy->refclk);
262 struct dm816x_usb_phy *phy = platform_get_drvdata(pdev);
264 usb_remove_phy(&phy->phy);
265 pm_runtime_disable(phy->dev);
266 clk_unprepare(phy->refclk);
273 .name = "dm816x-usb-phy",
283 MODULE_DESCRIPTION("dm816x usb phy driver");