[J-u-boot.git] / include / w1-eeprom.h

/* 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
Commit	Line	Data
c924ee25 MR	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