Commit | Line | Data |
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8bc487d1 GL |
1 | /* |
2 | * OF helpers for the MDIO (Ethernet PHY) API | |
3 | * | |
4 | * Copyright (c) 2009 Secret Lab Technologies, Ltd. | |
5 | * | |
6 | * This file is released under the GPLv2 | |
7 | */ | |
8 | ||
9 | #ifndef __LINUX_OF_MDIO_H | |
10 | #define __LINUX_OF_MDIO_H | |
11 | ||
12 | #include <linux/phy.h> | |
13 | #include <linux/of.h> | |
14 | ||
f9dc9ac5 | 15 | #ifdef CONFIG_OF |
8bc487d1 GL |
16 | extern int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np); |
17 | extern struct phy_device *of_phy_find_device(struct device_node *phy_np); | |
18 | extern struct phy_device *of_phy_connect(struct net_device *dev, | |
19 | struct device_node *phy_np, | |
20 | void (*hndlr)(struct net_device *), | |
21 | u32 flags, phy_interface_t iface); | |
b7862412 DL |
22 | extern struct phy_device * |
23 | of_phy_get_and_connect(struct net_device *dev, struct device_node *np, | |
24 | void (*hndlr)(struct net_device *)); | |
7614aba6 AF |
25 | struct phy_device *of_phy_attach(struct net_device *dev, |
26 | struct device_node *phy_np, u32 flags, | |
27 | phy_interface_t iface); | |
8bc487d1 | 28 | |
25106022 | 29 | extern struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np); |
33d67377 | 30 | extern int of_mdio_parse_addr(struct device *dev, const struct device_node *np); |
a5e4bd99 AB |
31 | extern int of_phy_register_fixed_link(struct device_node *np); |
32 | extern bool of_phy_is_fixed_link(struct device_node *np); | |
25106022 | 33 | |
f9dc9ac5 | 34 | #else /* CONFIG_OF */ |
2a5cf801 | 35 | static inline int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np) |
f9dc9ac5 | 36 | { |
23a456f0 DM |
37 | /* |
38 | * Fall back to the non-DT function to register a bus. | |
39 | * This way, we don't have to keep compat bits around in drivers. | |
40 | */ | |
41 | ||
42 | return mdiobus_register(mdio); | |
f9dc9ac5 SK |
43 | } |
44 | ||
2a5cf801 | 45 | static inline struct phy_device *of_phy_find_device(struct device_node *phy_np) |
f9dc9ac5 SK |
46 | { |
47 | return NULL; | |
48 | } | |
49 | ||
2a5cf801 MB |
50 | static inline struct phy_device *of_phy_connect(struct net_device *dev, |
51 | struct device_node *phy_np, | |
52 | void (*hndlr)(struct net_device *), | |
53 | u32 flags, phy_interface_t iface) | |
f9dc9ac5 SK |
54 | { |
55 | return NULL; | |
56 | } | |
57 | ||
b7862412 DL |
58 | static inline struct phy_device * |
59 | of_phy_get_and_connect(struct net_device *dev, struct device_node *np, | |
60 | void (*hndlr)(struct net_device *)) | |
61 | { | |
62 | return NULL; | |
63 | } | |
64 | ||
7614aba6 AF |
65 | static inline struct phy_device *of_phy_attach(struct net_device *dev, |
66 | struct device_node *phy_np, | |
67 | u32 flags, phy_interface_t iface) | |
68 | { | |
69 | return NULL; | |
70 | } | |
71 | ||
2a5cf801 | 72 | static inline struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np) |
f9dc9ac5 SK |
73 | { |
74 | return NULL; | |
75 | } | |
33d67377 FF |
76 | |
77 | static inline int of_mdio_parse_addr(struct device *dev, | |
78 | const struct device_node *np) | |
79 | { | |
80 | return -ENOSYS; | |
81 | } | |
3be2a49e TP |
82 | static inline int of_phy_register_fixed_link(struct device_node *np) |
83 | { | |
84 | return -ENOSYS; | |
85 | } | |
86 | static inline bool of_phy_is_fixed_link(struct device_node *np) | |
87 | { | |
88 | return false; | |
89 | } | |
90 | #endif | |
91 | ||
92 | ||
8bc487d1 | 93 | #endif /* __LINUX_OF_MDIO_H */ |