LXR linux/include/linux/phy/ulpi

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#include <linux/phy/phy.h>
   3
   4/**
   5 * Helper that registers PHY for a ULPI device and adds a lookup for binding it
   6 * and it's controller, which is always the parent.
   7 */
   8static inline struct phy
   9*ulpi_phy_create(struct ulpi *ulpi, const struct phy_ops *ops)
  10{
  11        struct phy *phy;
  12        int ret;
  13
  14        phy = phy_create(&ulpi->dev, NULL, ops);
  15        if (IS_ERR(phy))
  16                return phy;
  17
  18        ret = phy_create_lookup(phy, "usb2-phy", dev_name(ulpi->dev.parent));
  19        if (ret) {
  20                phy_destroy(phy);
  21                return ERR_PTR(ret);
  22        }
  23
  24        return phy;
  25}
  26
  27/* Remove a PHY that was created with ulpi_phy_create() and it's lookup. */
  28static inline void ulpi_phy_destroy(struct ulpi *ulpi, struct phy *phy)
  29{
  30        phy_remove_lookup(phy, "usb2-phy", dev_name(ulpi->dev.parent));
  31        phy_destroy(phy);
  32}
  33