| Maxime Ripard | c924ee2 | 2018-09-18 10:35:27 +0300 | [diff] [blame] | 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 |