include/w1-eeprom.h

   1 /* SPDX-License-Identifier:     GPL-2.0+
   2  *
   3  * Copyright (c) 2015 Free Electrons
   4  * Copyright (c) 2015 NextThing Co
   5  * Copyright (c) 2018 Microchip Technology, Inc.
   6  *
   7  */
   8
   9 #ifndef __W1_EEPROM_H
  10 #define __W1_EEPROM_H
  11
  12 struct udevice;
  13
  14 struct w1_eeprom_ops {
  15         /*
  16          * Reads a buff from the given EEPROM memory, starting at
  17          * given offset and place the results into the given buffer.
  18          * Should read given count of bytes.
  19          * Should return 0 on success, and normal error.h on error
  20          */
  21         int     (*read_buf)(struct udevice *dev, unsigned int offset,
  22                             u8 *buf, unsigned int count);
  23 };
  24
  25 int w1_eeprom_read_buf(struct udevice *dev, unsigned int offset,
  26                        u8 *buf, unsigned int count);
  27
  28 int w1_eeprom_dm_init(void);
  29
  30 int w1_eeprom_register_new_device(u64 id);
  31
  32 int w1_eeprom_get_id(struct udevice *dev, u64 *id);
  33 #endif