|  | /* SPDX-License-Identifier: GPL-2.0 */ | 
|  | #ifndef __LINUX_ULPI_INTERFACE_H | 
|  | #define __LINUX_ULPI_INTERFACE_H | 
|  |  | 
|  | #include <linux/types.h> | 
|  |  | 
|  | struct ulpi; | 
|  | struct device; | 
|  |  | 
|  | /** | 
|  | * struct ulpi_ops - ULPI register access | 
|  | * @read: read operation for ULPI register access | 
|  | * @write: write operation for ULPI register access | 
|  | */ | 
|  | struct ulpi_ops { | 
|  | int (*read)(struct device *dev, u8 addr); | 
|  | int (*write)(struct device *dev, u8 addr, u8 val); | 
|  | }; | 
|  |  | 
|  | struct ulpi *ulpi_register_interface(struct device *, const struct ulpi_ops *); | 
|  | void ulpi_unregister_interface(struct ulpi *); | 
|  |  | 
|  | #endif /* __LINUX_ULPI_INTERFACE_H */ |