linux-imx

// SPDX-License-Identifier: GPL-2.0

/*

 * adm1029.c - Part of lm_sensors, Linux kernel modules for hardware monitoring

 *

 * Copyright (C) 2006 Corentin LABBE <clabbe.montjoie@gmail.com>

 *

 * Based on LM83 Driver by Jean Delvare <jdelvare@suse.de>

 *

 * Give only processor, motherboard temperatures and fan tachs

 * Very rare chip please let me know if you use it

 *

 * http://www.analog.com/UploadedFiles/Data_Sheets/ADM1029.pdf

 *

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation version 2 of the License

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 */

​

#include <linux/module.h>

#include <linux/init.h>

#include <linux/slab.h>

#include <linux/jiffies.h>

#include <linux/i2c.h>

#include <linux/hwmon-sysfs.h>

#include <linux/hwmon.h>

#include <linux/err.h>

#include <linux/mutex.h>

​

/*

 * Addresses to scan

 */

​

static const unsigned short normal_i2c[] = { 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d,

                        0x2e, 0x2f, I2C_CLIENT_END

};

​

/*

 * The ADM1029 registers

 * Manufacturer ID is 0x41 for Analog Devices

 */

​

#define ADM1029_REG_MAN_ID          0x0D

#define ADM1029_REG_CHIP_ID         0x0E

#define ADM1029_REG_CONFIG          0x01

#define ADM1029_REG_NB_FAN_SUPPORT      0x02

​

#define ADM1029_REG_TEMP_DEVICES_INSTALLED  0x06

​

#define ADM1029_REG_LOCAL_TEMP          0xA0

#define ADM1029_REG_REMOTE1_TEMP        0xA1

#define ADM1029_REG_REMOTE2_TEMP        0xA2

​

#define ADM1029_REG_LOCAL_TEMP_HIGH     0x90

#define ADM1029_REG_REMOTE1_TEMP_HIGH       0x91

#define ADM1029_REG_REMOTE2_TEMP_HIGH       0x92

​

#define ADM1029_REG_LOCAL_TEMP_LOW      0x98