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kernel add
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#ifndef __LINUX_ULPI_INTERFACE_H
#define __LINUX_ULPI_INTERFACE_H
#include <linux/types.h>
struct ulpi;
/**
* struct ulpi_ops - ULPI register access
* @dev: the interface provider
* @read: read operation for ULPI register access
* @write: write operation for ULPI register access
*/
struct ulpi_ops {
struct device *dev;
int (*read)(struct ulpi_ops *ops, u8 addr);
int (*write)(struct ulpi_ops *ops, u8 addr, u8 val);
};
struct ulpi *ulpi_register_interface(struct device *, struct ulpi_ops *);
void ulpi_unregister_interface(struct ulpi *);
#endif /* __LINUX_ULPI_INTERFACE_H */
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