34 lines
820 B
C
34 lines
820 B
C
|
/* SPDX-License-Identifier: GPL-2.0+
|
||
|
|
*
|
||
|
|
* Copyright (c) 2015 Free Electrons
|
||
|
|
* Copyright (c) 2015 NextThing Co
|
||
|
|
* Copyright (c) 2018 Microchip Technology, Inc.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __W1_EEPROM_H
|
||
|
|
#define __W1_EEPROM_H
|
||
|
|
|
||
|
|
struct udevice;
|
||
|
|
|
||
|
|
struct w1_eeprom_ops {
|
||
|
|
/*
|
||
|
|
* Reads a buff from the given EEPROM memory, starting at
|
||
|
|
* given offset and place the results into the given buffer.
|
||
|
|
* Should read given count of bytes.
|
||
|
|
* Should return 0 on success, and normal error.h on error
|
||
|
|
*/
|
||
|
|
int (*read_buf)(struct udevice *dev, unsigned int offset,
|
||
|
|
u8 *buf, unsigned int count);
|
||
|
|
};
|
||
|
|
|
||
|
|
int w1_eeprom_read_buf(struct udevice *dev, unsigned int offset,
|
||
|
|
u8 *buf, unsigned int count);
|
||
|
|
|
||
|
|
int w1_eeprom_dm_init(void);
|
||
|
|
|
||
|
|
int w1_eeprom_register_new_device(u64 id);
|
||
|
|
|
||
|
|
int w1_eeprom_get_id(struct udevice *dev, u64 *id);
|
||
|
|
#endif
|