Lines Matching refs:phy
24 #include <linux/phy/phy.h>
32 * phy as being SR70LX Synopsys USB 2.0 OTG nanoPHY. It also seems at
42 * Finally, the phy on dm814x and am335x is different from dm816x.
45 #define DM816X_USB_CTRL_PHYSLEEP1 BIT(1) /* Enable the first phy */
46 #define DM816X_USB_CTRL_PHYSLEEP0 BIT(0) /* Enable the second phy */
57 struct usb_phy phy;
81 static int dm816x_usb_phy_init(struct phy *x)
83 struct dm816x_usb_phy *phy = phy_get_drvdata(x);
86 if (clk_get_rate(phy->refclk) != 24000000)
87 dev_warn(phy->dev, "nonstandard phy refclk\n");
90 regmap_update_bits(phy->syscon, phy->usb_ctrl,
95 regmap_read(phy->syscon, phy->usb_ctrl, &val);
97 dev_info(phy->dev,
106 regmap_read(phy->syscon, phy->usbphy_ctrl, &val);
110 regmap_write(phy->syscon, phy->usbphy_ctrl, val);
122 struct dm816x_usb_phy *phy = dev_get_drvdata(dev);
126 mask = BIT(phy->instance);
127 val = ~BIT(phy->instance);
128 error = regmap_update_bits(phy->syscon, phy->usb_ctrl,
131 dev_err(phy->dev, "phy%i failed to power off\n",
132 phy->instance);
133 clk_disable(phy->refclk);
140 struct dm816x_usb_phy *phy = dev_get_drvdata(dev);
144 error = clk_enable(phy->refclk);
154 mask = BIT(phy->instance);
155 val = BIT(phy->instance);
156 error = regmap_update_bits(phy->syscon, phy->usb_ctrl,
159 dev_err(phy->dev, "phy%i failed to power on\n",
160 phy->instance);
161 clk_disable(phy->refclk);
176 .compatible = "ti,dm8168-usb-phy",
185 struct dm816x_usb_phy *phy;
187 struct phy *generic_phy;
198 phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL);
199 if (!phy)
206 phy->syscon = syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
208 if (IS_ERR(phy->syscon))
209 return PTR_ERR(phy->syscon);
216 phy->usb_ctrl = 0x20;
217 phy->usbphy_ctrl = (res->start & 0xff) + 4;
218 if (phy->usbphy_ctrl == 0x2c)
219 phy->instance = 1;
225 phy->dev = &pdev->dev;
226 phy->phy.dev = phy->dev;
227 phy->phy.label = "dm8168_usb_phy";
228 phy->phy.otg = otg;
229 phy->phy.type = USB_PHY_TYPE_USB2;
232 otg->usb_phy = &phy->phy;
234 platform_set_drvdata(pdev, phy);
236 phy->refclk = devm_clk_get(phy->dev, "refclk");
237 if (IS_ERR(phy->refclk))
238 return PTR_ERR(phy->refclk);
239 error = clk_prepare(phy->refclk);
243 pm_runtime_enable(phy->dev);
244 generic_phy = devm_phy_create(phy->dev, NULL, &ops);
250 phy_set_drvdata(generic_phy, phy);
252 phy_provider = devm_of_phy_provider_register(phy->dev,
259 usb_add_phy_dev(&phy->phy);
264 pm_runtime_disable(phy->dev);
265 clk_unprepare(phy->refclk);
271 struct dm816x_usb_phy *phy = platform_get_drvdata(pdev);
273 usb_remove_phy(&phy->phy);
274 pm_runtime_disable(phy->dev);
275 clk_unprepare(phy->refclk);
284 .name = "dm816x-usb-phy",
294 MODULE_DESCRIPTION("dm816x usb phy driver");