Release 4.11 drivers/w1/slaves/w1_ds2760.h
/*
* 1-Wire implementation for the ds2760 chip
*
* Copyright © 2004-2005, Szabolcs Gyurko <szabolcs.gyurko@tlt.hu>
*
* Use consistent with the GNU GPL is permitted,
* provided that this copyright notice is
* preserved in its entirety in all copies and derived works.
*
*/
#ifndef __w1_ds2760_h__
#define __w1_ds2760_h__
/* Known commands to the DS2760 chip */
#define W1_DS2760_SWAP 0xAA
#define W1_DS2760_READ_DATA 0x69
#define W1_DS2760_WRITE_DATA 0x6C
#define W1_DS2760_COPY_DATA 0x48
#define W1_DS2760_RECALL_DATA 0xB8
#define W1_DS2760_LOCK 0x6A
/* Number of valid register addresses */
#define DS2760_DATA_SIZE 0x40
#define DS2760_PROTECTION_REG 0x00
#define DS2760_STATUS_REG 0x01
#define DS2760_STATUS_IE (1 << 2)
#define DS2760_STATUS_SWEN (1 << 3)
#define DS2760_STATUS_RNAOP (1 << 4)
#define DS2760_STATUS_PMOD (1 << 5)
#define DS2760_EEPROM_REG 0x07
#define DS2760_SPECIAL_FEATURE_REG 0x08
#define DS2760_VOLTAGE_MSB 0x0c
#define DS2760_VOLTAGE_LSB 0x0d
#define DS2760_CURRENT_MSB 0x0e
#define DS2760_CURRENT_LSB 0x0f
#define DS2760_CURRENT_ACCUM_MSB 0x10
#define DS2760_CURRENT_ACCUM_LSB 0x11
#define DS2760_TEMP_MSB 0x18
#define DS2760_TEMP_LSB 0x19
#define DS2760_EEPROM_BLOCK0 0x20
#define DS2760_ACTIVE_FULL 0x20
#define DS2760_EEPROM_BLOCK1 0x30
#define DS2760_STATUS_WRITE_REG 0x31
#define DS2760_RATED_CAPACITY 0x32
#define DS2760_CURRENT_OFFSET_BIAS 0x33
#define DS2760_ACTIVE_EMPTY 0x3b
extern int w1_ds2760_read(struct device *dev, char *buf, int addr,
size_t count);
extern int w1_ds2760_write(struct device *dev, char *buf, int addr,
size_t count);
extern int w1_ds2760_store_eeprom(struct device *dev, int addr);
extern int w1_ds2760_recall_eeprom(struct device *dev, int addr);
#endif /* !__w1_ds2760_h__ */
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