1 // SPDX-License-Identifier: GPL-1.0+
3 * Renesas USB driver R-Car Gen. 2 initialization and power control
5 * Copyright (C) 2014 Ulrich Hecht
6 * Copyright (C) 2019 Renesas Electronics Corporation
9 #include <linux/phy/phy.h>
13 static int usbhs_rcar2_hardware_init(struct platform_device *pdev)
15 struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
17 if (IS_ENABLED(CONFIG_GENERIC_PHY)) {
18 struct phy *phy = phy_get(&pdev->dev, "usb");
30 static int usbhs_rcar2_hardware_exit(struct platform_device *pdev)
32 struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
35 phy_put(&pdev->dev, priv->phy);
42 static int usbhs_rcar2_power_ctrl(struct platform_device *pdev,
43 void __iomem *base, int enable)
45 struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
50 retval = phy_init(priv->phy);
53 retval = phy_power_on(priv->phy);
55 phy_power_off(priv->phy);
64 const struct renesas_usbhs_platform_info usbhs_rcar_gen2_plat_info = {
65 .platform_callback = {
66 .hardware_init = usbhs_rcar2_hardware_init,
67 .hardware_exit = usbhs_rcar2_hardware_exit,
68 .power_ctrl = usbhs_rcar2_power_ctrl,
69 .get_id = usbhs_get_id_as_gadget,
73 .has_new_pipe_configs = 1,