usb/dwc3/dwc3-xilinx.c

50 static void dwc3_xlnx_mask_phy_rst(struct dwc3_xlnx *priv_data, bool mask)
59 	reg = readl(priv_data->regs + XLNX_USB_PHY_RST_EN);
66 	writel(reg, priv_data->regs + XLNX_USB_PHY_RST_EN);
69 static int dwc3_xlnx_init_versal(struct dwc3_xlnx *priv_data)
71 	struct device		*dev = priv_data->dev;
79 	dwc3_xlnx_mask_phy_rst(priv_data, false);
94 	dwc3_xlnx_mask_phy_rst(priv_data, true);
99 static int dwc3_xlnx_init_zynqmp(struct dwc3_xlnx *priv_data)
101 	struct device		*dev = priv_data->dev;
107 	priv_data->usb3_phy = devm_phy_optional_get(dev, "usb3-phy");
108 	if (IS_ERR(priv_data->usb3_phy)) {
109 		ret = PTR_ERR(priv_data->usb3_phy);
124 	if (!priv_data->usb3_phy)
169 	ret = phy_init(priv_data->usb3_phy);
171 		phy_exit(priv_data->usb3_phy);
182 	writel(FPD_POWER_PRSNT_OPTION, priv_data->regs + XLNX_USB_FPD_POWER_PRSNT);
185 	writel(PIPE_CLK_SELECT, priv_data->regs + XLNX_USB_FPD_PIPE_CLK);
199 	ret = phy_power_on(priv_data->usb3_phy);
201 		phy_exit(priv_data->usb3_phy);
227 		reg = readl(priv_data->regs + XLNX_USB_TRAFFIC_ROUTE_CONFIG);
229 		writel(reg, priv_data->regs + XLNX_USB_TRAFFIC_ROUTE_CONFIG);
251 	struct dwc3_xlnx		*priv_data;
258 	priv_data = devm_kzalloc(dev, sizeof(*priv_data), GFP_KERNEL);
259 	if (!priv_data)
271 	priv_data->pltfm_init = match->data;
272 	priv_data->regs = regs;
273 	priv_data->dev = dev;
275 	platform_set_drvdata(pdev, priv_data);
277 	ret = devm_clk_bulk_get_all(priv_data->dev, &priv_data->clks);
281 	priv_data->num_clocks = ret;
283 	ret = clk_bulk_prepare_enable(priv_data->num_clocks, priv_data->clks);
287 	ret = priv_data->pltfm_init(priv_data);
307 	clk_bulk_disable_unprepare(priv_data->num_clocks, priv_data->clks);
314 	struct dwc3_xlnx	*priv_data = platform_get_drvdata(pdev);
319 	clk_bulk_disable_unprepare(priv_data->num_clocks, priv_data->clks);
320 	priv_data->num_clocks = 0;
328 	struct dwc3_xlnx *priv_data = dev_get_drvdata(dev);
330 	clk_bulk_disable(priv_data->num_clocks, priv_data->clks);
337 	struct dwc3_xlnx *priv_data = dev_get_drvdata(dev);
339 	return clk_bulk_enable(priv_data->num_clocks, priv_data->clks);
352 	struct dwc3_xlnx *priv_data = dev_get_drvdata(dev);
354 	phy_exit(priv_data->usb3_phy);
357 	clk_bulk_disable(priv_data->num_clocks, priv_data->clks);
364 	struct dwc3_xlnx *priv_data = dev_get_drvdata(dev);
367 	ret = clk_bulk_enable(priv_data->num_clocks, priv_data->clks);
371 	ret = phy_init(priv_data->usb3_phy);
375 	ret = phy_power_on(priv_data->usb3_phy);
377 		phy_exit(priv_data->usb3_phy);