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/* $NetBSD: sdtemp_reg.h,v 1.2 2009/06/13 19:02:33 pgoyette Exp $ */
/*
* Copyright (c) 2009 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Paul Goyette.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DEV_I2C_SDTEMPREG_H
#define _DEV_I2C_SDTEMPREG_H
/*
* Following definitions derived from JEDEC Standard 21-C section 4.7
* available at http://www.jedec.org/download/search/4_07R15.pdf
*/
#define SDTEMP_ADDRMASK 0x78
#define SDTEMP_ADDR 0x18 /* I2C address 001 1xxx */
#define SDTEMP_REG_CAPABILITY 0x00
#define SDTEMP_REG_CONFIG 0x01
#define SDTEMP_REG_UPPER_LIM 0x02
#define SDTEMP_REG_LOWER_LIM 0x03
#define SDTEMP_REG_CRIT_LIM 0x04
#define SDTEMP_REG_AMBIENT_TEMP 0x05
#define SDTEMP_REG_MFG_ID 0x06
#define SDTEMP_REG_DEV_REV 0x07
#define SDTEMP_REG_RESOLUTION 0x08
#define SDTEMP_CAP_HAS_ALARM 0x0001
#define SDTEMP_CAP_ACCURACY_1C 0x0002
#define SDTEMP_CAP_WIDER_RANGE 0x0004
#define SDTEMP_CAP_RESOLUTION 0x0018
#define SDTEMP_CAP_RES_SHIFT 3
#define SDTEMP_CONFIG_EVENT_MODE 0x0001
#define SDTEMP_CONFIG_EVENT_POL_AH 0x0002
#define SDTEMP_CONFIG_EVENT_CRIT_ONLY 0x0004
#define SDTEMP_CONFIG_EVENT_ENABLED 0x0008
#define SDTEMP_CONFIG_EVENT_STATUS 0x0010
#define SDTEMP_CONFIG_INT_CLEAR 0x0020
#define SDTEMP_CONFIG_WINDOW_LOCKED 0x0040
#define SDTEMP_CONFIG_CRITICAL_LOCKED 0x0080
#define SDTEMP_CONFIG_SHUTDOWN_MODE 0x0100
#define SDTEMP_CONFIG_HYSTERESIS 0x0600
#define SDTEMP_HYSTERESIS_NONE 0x0000
#define SDTEMP_HYSTERESIS_15 0x0200
#define SDTEMP_HYSTERESIS_30 0x0400
#define SDTEMP_HYSTERESIS_60 0x0600
/*
* Temperature is a 13-bit value in the range of -256 <= x < +256 degrees.
* Maximum resolution is 0.0625C (1/16th degree, 4 bits), but some devices
* may have only 0.2500C or 0.1250C (1 or 2 bits), and some devices may not
* be able to represent negative values (not that we'd expect them, anyway).
*/
#define SDTEMP_TEMP_MASK 0x0FFF
#define SDTEMP_TEMP_NEGATIVE 0x1000
#define SDTEMP_TEMP_SIGN_EXT 0xF000
/*
* Status bits set in SDTEMP_REG_AMBIENT_TEMP only
*/
#define SDTEMP_ABOVE_CRIT 0x8000
#define SDTEMP_ABOVE_UPPER 0x4000
#define SDTEMP_BELOW_LOWER 0x2000
/*
* Devices known to conform to JEDEC JC42.4
*/
#define MAXIM_MANUFACTURER_ID 0x004D
#define MAX_6604_DEVICE_ID 0x3E
#define MCP_MANUFACTURER_ID 0x0054
#define MCP_9805_DEVICE_ID 0x00
#define MCP_98242_DEVICE_ID 0x20
/* According to datasheets, SE97 and SE98 have same ID */
#define NXP_MANUFACTURER_ID 0x1131
#define NXP_SE97_DEVICE_ID 0xA1
#define ADT_MANUFACTURER_ID 0x11D4
#define ADT_7408_DEVICE_ID 0x80
#define STTS_MANUFACTURER_ID 0x104A
#define STTS_424E02_DEVICE_ID 0x00
/* According to datasheets, both the CAT6095 and CAT34TS02 have the same ID */
#define CAT_MANUFACTURER_ID 0x1B09
#define CAT_34TS02_DEVICE_ID 0x08
#endif /* _DEV_I2C_SDTEMPREG_H */
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