projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 */ |