ulpi_phy.h (783B)
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}