1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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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 | */ |
8 | static 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(dev: &ulpi->dev, NULL, ops); |
15 | if (IS_ERR(ptr: phy)) |
16 | return phy; |
17 | |
18 | ret = phy_create_lookup(phy, con_id: "usb2-phy", dev_id: dev_name(dev: ulpi->dev.parent)); |
19 | if (ret) { |
20 | phy_destroy(phy); |
21 | return ERR_PTR(error: ret); |
22 | } |
23 | |
24 | return phy; |
25 | } |
26 | |
27 | /* Remove a PHY that was created with ulpi_phy_create() and it's lookup. */ |
28 | static inline void ulpi_phy_destroy(struct ulpi *ulpi, struct phy *phy) |
29 | { |
30 | phy_remove_lookup(phy, con_id: "usb2-phy", dev_id: dev_name(dev: ulpi->dev.parent)); |
31 | phy_destroy(phy); |
32 | } |
33 |