| Heikki Krogerus | 289fcff | 2015-05-13 15:26:42 +0300 | [diff] [blame] | 1 | #ifndef __LINUX_ULPI_DRIVER_H |
| 2 | #define __LINUX_ULPI_DRIVER_H |
| 3 | |
| 4 | #include <linux/mod_devicetable.h> |
| 5 | |
| 6 | #include <linux/device.h> |
| 7 | |
| 8 | struct ulpi_ops; |
| 9 | |
| 10 | /** |
| 11 | * struct ulpi - describes ULPI PHY device |
| 12 | * @id: vendor and product ids for ULPI device |
| 13 | * @ops: I/O access |
| 14 | * @dev: device interface |
| 15 | */ |
| 16 | struct ulpi { |
| 17 | struct ulpi_device_id id; |
| 18 | struct ulpi_ops *ops; |
| 19 | struct device dev; |
| 20 | }; |
| 21 | |
| 22 | #define to_ulpi_dev(d) container_of(d, struct ulpi, dev) |
| 23 | |
| 24 | static inline void ulpi_set_drvdata(struct ulpi *ulpi, void *data) |
| 25 | { |
| 26 | dev_set_drvdata(&ulpi->dev, data); |
| 27 | } |
| 28 | |
| 29 | static inline void *ulpi_get_drvdata(struct ulpi *ulpi) |
| 30 | { |
| 31 | return dev_get_drvdata(&ulpi->dev); |
| 32 | } |
| 33 | |
| 34 | /** |
| 35 | * struct ulpi_driver - describes a ULPI PHY driver |
| 36 | * @id_table: array of device identifiers supported by this driver |
| 37 | * @probe: binds this driver to ULPI device |
| 38 | * @remove: unbinds this driver from ULPI device |
| 39 | * @driver: the name and owner members must be initialized by the drivers |
| 40 | */ |
| 41 | struct ulpi_driver { |
| 42 | const struct ulpi_device_id *id_table; |
| 43 | int (*probe)(struct ulpi *ulpi); |
| 44 | void (*remove)(struct ulpi *ulpi); |
| 45 | struct device_driver driver; |
| 46 | }; |
| 47 | |
| 48 | #define to_ulpi_driver(d) container_of(d, struct ulpi_driver, driver) |
| 49 | |
| 50 | int ulpi_register_driver(struct ulpi_driver *drv); |
| 51 | void ulpi_unregister_driver(struct ulpi_driver *drv); |
| 52 | |
| 53 | #define module_ulpi_driver(__ulpi_driver) \ |
| 54 | module_driver(__ulpi_driver, ulpi_register_driver, \ |
| 55 | ulpi_unregister_driver) |
| 56 | |
| 57 | int ulpi_read(struct ulpi *ulpi, u8 addr); |
| 58 | int ulpi_write(struct ulpi *ulpi, u8 addr, u8 val); |
| 59 | |
| 60 | #endif /* __LINUX_ULPI_DRIVER_H */ |