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WSL2-Linux-Kernel/drivers/w1/slaves/w1_ds2781.h

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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-04 11:11:33 +03:00
/* SPDX-License-Identifier: GPL-2.0-only */
DS2781 Maxim Stand-Alone Fuel Gauge battery and w1 slave drivers Signed-off-by: Renata Sayakhova <rsayakhova@gmail.com> Acked-by: Evgeniy Polyakov <zbr@ioremap.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-29 17:58:53 +04:00
/*
* 1-Wire implementation for the ds2780 chip
*
* Author: Renata Sayakhova <renata@oktetlabs.ru>
*
* Based on w1-ds2760 driver
*/
#ifndef _W1_DS2781_H
#define _W1_DS2781_H
/* Function commands */
#define W1_DS2781_READ_DATA 0x69
#define W1_DS2781_WRITE_DATA 0x6C
#define W1_DS2781_COPY_DATA 0x48
#define W1_DS2781_RECALL_DATA 0xB8
#define W1_DS2781_LOCK 0x6A
/* Register map */
/* Register 0x00 Reserved */
#define DS2781_STATUS 0x01
#define DS2781_RAAC_MSB 0x02
#define DS2781_RAAC_LSB 0x03
#define DS2781_RSAC_MSB 0x04
#define DS2781_RSAC_LSB 0x05
#define DS2781_RARC 0x06
#define DS2781_RSRC 0x07
#define DS2781_IAVG_MSB 0x08
#define DS2781_IAVG_LSB 0x09
#define DS2781_TEMP_MSB 0x0A
#define DS2781_TEMP_LSB 0x0B
#define DS2781_VOLT_MSB 0x0C
#define DS2781_VOLT_LSB 0x0D
#define DS2781_CURRENT_MSB 0x0E
#define DS2781_CURRENT_LSB 0x0F
#define DS2781_ACR_MSB 0x10
#define DS2781_ACR_LSB 0x11
#define DS2781_ACRL_MSB 0x12
#define DS2781_ACRL_LSB 0x13
#define DS2781_AS 0x14
#define DS2781_SFR 0x15
#define DS2781_FULL_MSB 0x16
#define DS2781_FULL_LSB 0x17
#define DS2781_AE_MSB 0x18
#define DS2781_AE_LSB 0x19
#define DS2781_SE_MSB 0x1A
#define DS2781_SE_LSB 0x1B
/* Register 0x1C - 0x1E Reserved */
#define DS2781_EEPROM 0x1F
#define DS2781_EEPROM_BLOCK0_START 0x20
/* Register 0x20 - 0x2F User EEPROM */
#define DS2781_EEPROM_BLOCK0_END 0x2F
/* Register 0x30 - 0x5F Reserved */
#define DS2781_EEPROM_BLOCK1_START 0x60
#define DS2781_CONTROL 0x60
#define DS2781_AB 0x61
#define DS2781_AC_MSB 0x62
#define DS2781_AC_LSB 0x63
#define DS2781_VCHG 0x64
#define DS2781_IMIN 0x65
#define DS2781_VAE 0x66
#define DS2781_IAE 0x67
#define DS2781_AE_40 0x68
#define DS2781_RSNSP 0x69
#define DS2781_FULL_40_MSB 0x6A
#define DS2781_FULL_40_LSB 0x6B
#define DS2781_FULL_4_SLOPE 0x6C
#define DS2781_FULL_3_SLOPE 0x6D
#define DS2781_FULL_2_SLOPE 0x6E
#define DS2781_FULL_1_SLOPE 0x6F
#define DS2781_AE_4_SLOPE 0x70
#define DS2781_AE_3_SLOPE 0x71
#define DS2781_AE_2_SLOPE 0x72
#define DS2781_AE_1_SLOPE 0x73
#define DS2781_SE_4_SLOPE 0x74
#define DS2781_SE_3_SLOPE 0x75
#define DS2781_SE_2_SLOPE 0x76
#define DS2781_SE_1_SLOPE 0x77
#define DS2781_RSGAIN_MSB 0x78
#define DS2781_RSGAIN_LSB 0x79
#define DS2781_RSTC 0x7A
#define DS2781_COB 0x7B
#define DS2781_TBP34 0x7C
#define DS2781_TBP23 0x7D
#define DS2781_TBP12 0x7E
#define DS2781_EEPROM_BLOCK1_END 0x7F
/* Register 0x7D - 0xFF Reserved */
#define DS2781_FSGAIN_MSB 0xB0
#define DS2781_FSGAIN_LSB 0xB1
/* Number of valid register addresses */
#define DS2781_DATA_SIZE 0xB2
/* Status register bits */
#define DS2781_STATUS_CHGTF (1 << 7)
#define DS2781_STATUS_AEF (1 << 6)
#define DS2781_STATUS_SEF (1 << 5)
#define DS2781_STATUS_LEARNF (1 << 4)
/* Bit 3 Reserved */
#define DS2781_STATUS_UVF (1 << 2)
#define DS2781_STATUS_PORF (1 << 1)
/* Bit 0 Reserved */
/* Control register bits */
/* Bit 7 Reserved */
#define DS2781_CONTROL_NBEN (1 << 7)
#define DS2781_CONTROL_UVEN (1 << 6)
#define DS2781_CONTROL_PMOD (1 << 5)
#define DS2781_CONTROL_RNAOP (1 << 4)
#define DS1781_CONTROL_UVTH (1 << 3)
/* Bit 0 - 2 Reserved */
/* Special feature register bits */
/* Bit 1 - 7 Reserved */
#define DS2781_SFR_PIOSC (1 << 0)
/* EEPROM register bits */
#define DS2781_EEPROM_EEC (1 << 7)
#define DS2781_EEPROM_LOCK (1 << 6)
/* Bit 2 - 6 Reserved */
#define DS2781_EEPROM_BL1 (1 << 1)
#define DS2781_EEPROM_BL0 (1 << 0)
extern int w1_ds2781_io(struct device *dev, char *buf, int addr, size_t count,
int io);
extern int w1_ds2781_eeprom_cmd(struct device *dev, int addr, int cmd);
#endif /* !_W1_DS2781_H */