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Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards

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orangepi/linux-orangepi-5.10.y.git/trunk/drivers/hwmon/lm85.c
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * lm85.c - Part of lm_sensors, Linux kernel modules for hardware
 *	    monitoring
 * Copyright (c) 1998, 1999  Frodo Looijaard <frodol@dds.nl>
 * Copyright (c) 2002, 2003  Philip Pokorny <ppokorny@penguincomputing.com>
 * Copyright (c) 2003        Margit Schubert-While <margitsw@t-online.de>
 * Copyright (c) 2004        Justin Thiessen <jthiessen@penguincomputing.com>
 * Copyright (C) 2007--2014  Jean Delvare <jdelvare@suse.de>
 *
 * Chip details at	      <http://www.national.com/ds/LM/LM85.pdf>
 */
 
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/hwmon.h>
#include <linux/hwmon-vid.h>
#include <linux/hwmon-sysfs.h>
#include <linux/err.h>
#include <linux/mutex.h>
#include <linux/util_macros.h>
 
/* Addresses to scan */
static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
 
enum chips {
<------>lm85, lm96000,
<------>adm1027, adt7463, adt7468,
<------>emc6d100, emc6d102, emc6d103, emc6d103s
};
 
/* The LM85 registers */
 
#define LM85_REG_IN(nr)			(0x20 + (nr))
#define LM85_REG_IN_MIN(nr)		(0x44 + (nr) * 2)
#define LM85_REG_IN_MAX(nr)		(0x45 + (nr) * 2)
 
#define LM85_REG_TEMP(nr)		(0x25 + (nr))
#define LM85_REG_TEMP_MIN(nr)		(0x4e + (nr) * 2)
#define LM85_REG_TEMP_MAX(nr)		(0x4f + (nr) * 2)
 
/* Fan speeds are LSB, MSB (2 bytes) */
#define LM85_REG_FAN(nr)		(0x28 + (nr) * 2)
#define LM85_REG_FAN_MIN(nr)		(0x54 + (nr) * 2)
 
#define LM85_REG_PWM(nr)		(0x30 + (nr))
 
#define LM85_REG_COMPANY		0x3e
#define LM85_REG_VERSTEP		0x3f
 
#define ADT7468_REG_CFG5		0x7c
#define ADT7468_OFF64			(1 << 0)
#define ADT7468_HFPWM			(1 << 1)
#define IS_ADT7468_OFF64(data)		\
<------>((data)->type == adt7468 && !((data)->cfg5 & ADT7468_OFF64))
#define IS_ADT7468_HFPWM(data)		\
<------>((data)->type == adt7468 && !((data)->cfg5 & ADT7468_HFPWM))
 
/* These are the recognized values for the above regs */
#define LM85_COMPANY_NATIONAL		0x01
#define LM85_COMPANY_ANALOG_DEV		0x41
#define LM85_COMPANY_SMSC		0x5c
#define LM85_VERSTEP_LM85C		0x60
#define LM85_VERSTEP_LM85B		0x62
#define LM85_VERSTEP_LM96000_1		0x68
#define LM85_VERSTEP_LM96000_2		0x69
#define LM85_VERSTEP_ADM1027		0x60
#define LM85_VERSTEP_ADT7463		0x62
#define LM85_VERSTEP_ADT7463C		0x6A
#define LM85_VERSTEP_ADT7468_1		0x71
#define LM85_VERSTEP_ADT7468_2		0x72
#define LM85_VERSTEP_EMC6D100_A0        0x60
#define LM85_VERSTEP_EMC6D100_A1        0x61
#define LM85_VERSTEP_EMC6D102		0x65
#define LM85_VERSTEP_EMC6D103_A0	0x68
#define LM85_VERSTEP_EMC6D103_A1	0x69
#define LM85_VERSTEP_EMC6D103S		0x6A	/* Also known as EMC6D103:A2 */
 
#define LM85_REG_CONFIG			0x40
 
#define LM85_REG_ALARM1			0x41
#define LM85_REG_ALARM2			0x42
 
#define LM85_REG_VID			0x43
 
/* Automated FAN control */
#define LM85_REG_AFAN_CONFIG(nr)	(0x5c + (nr))
#define LM85_REG_AFAN_RANGE(nr)		(0x5f + (nr))
#define LM85_REG_AFAN_SPIKE1		0x62
#define LM85_REG_AFAN_MINPWM(nr)	(0x64 + (nr))
#define LM85_REG_AFAN_LIMIT(nr)		(0x67 + (nr))
#define LM85_REG_AFAN_CRITICAL(nr)	(0x6a + (nr))
#define LM85_REG_AFAN_HYST1		0x6d
#define LM85_REG_AFAN_HYST2		0x6e
 
#define ADM1027_REG_EXTEND_ADC1		0x76
#define ADM1027_REG_EXTEND_ADC2		0x77
 
#define EMC6D100_REG_ALARM3             0x7d
/* IN5, IN6 and IN7 */
#define EMC6D100_REG_IN(nr)             (0x70 + ((nr) - 5))
#define EMC6D100_REG_IN_MIN(nr)         (0x73 + ((nr) - 5) * 2)
#define EMC6D100_REG_IN_MAX(nr)         (0x74 + ((nr) - 5) * 2)
#define EMC6D102_REG_EXTEND_ADC1	0x85
#define EMC6D102_REG_EXTEND_ADC2	0x86
#define EMC6D102_REG_EXTEND_ADC3	0x87
#define EMC6D102_REG_EXTEND_ADC4	0x88
 
/*
 * Conversions. Rounding and limit checking is only done on the TO_REG
 * variants. Note that you should be a bit careful with which arguments
 * these macros are called: arguments may be evaluated more than once.
 */
 
/* IN are scaled according to built-in resistors */
static const int lm85_scaling[] = {  /* .001 Volts */
<------>2500, 2250, 3300, 5000, 12000,
<------>3300, 1500, 1800 /*EMC6D100*/
};
#define SCALE(val, from, to)	(((val) * (to) + ((from) / 2)) / (from))
 
#define INS_TO_REG(n, val)	\
<------><------>SCALE(clamp_val(val, 0, 255 * lm85_scaling[n] / 192), \
<------><------>      lm85_scaling[n], 192)
 
#define INSEXT_FROM_REG(n, val, ext)	\
<------><------>SCALE(((val) << 4) + (ext), 192 << 4, lm85_scaling[n])
 
#define INS_FROM_REG(n, val)	SCALE((val), 192, lm85_scaling[n])
 
/* FAN speed is measured using 90kHz clock */
static inline u16 FAN_TO_REG(unsigned long val)
{
<------>if (!val)
<------><------>return 0xffff;
<------>return clamp_val(5400000 / val, 1, 0xfffe);
}
#define FAN_FROM_REG(val)	((val) == 0 ? -1 : (val) == 0xffff ? 0 : \
<------><------><------><------> 5400000 / (val))
 
/* Temperature is reported in .001 degC increments */
#define TEMP_TO_REG(val)	\
<------><------>DIV_ROUND_CLOSEST(clamp_val((val), -127000, 127000), 1000)
#define TEMPEXT_FROM_REG(val, ext)	\
<------><------>SCALE(((val) << 4) + (ext), 16, 1000)
#define TEMP_FROM_REG(val)	((val) * 1000)
 
#define PWM_TO_REG(val)			clamp_val(val, 0, 255)
#define PWM_FROM_REG(val)		(val)
 
/*
 * ZONEs have the following parameters:
 *    Limit (low) temp,           1. degC
 *    Hysteresis (below limit),   1. degC (0-15)
 *    Range of speed control,     .1 degC (2-80)
 *    Critical (high) temp,       1. degC
 *
 * FAN PWMs have the following parameters:
 *    Reference Zone,                 1, 2, 3, etc.
 *    Spinup time,                    .05 sec
 *    PWM value at limit/low temp,    1 count
 *    PWM Frequency,                  1. Hz
 *    PWM is Min or OFF below limit,  flag
 *    Invert PWM output,              flag
 *
 * Some chips filter the temp, others the fan.
 *    Filter constant (or disabled)   .1 seconds
 */
 
/* These are the zone temperature range encodings in .001 degree C */
static const int lm85_range_map[] = {
<------>2000, 2500, 3300, 4000, 5000, 6600, 8000, 10000,
<------>13300, 16000, 20000, 26600, 32000, 40000, 53300, 80000
};
 
static int RANGE_TO_REG(long range)
{
<------>return find_closest(range, lm85_range_map, ARRAY_SIZE(lm85_range_map));
}
#define RANGE_FROM_REG(val)	lm85_range_map[(val) & 0x0f]
 
/* These are the PWM frequency encodings */
static const int lm85_freq_map[] = { /* 1 Hz */
<------>10, 15, 23, 30, 38, 47, 61, 94
};
 
static const int lm96000_freq_map[] = { /* 1 Hz */
<------>10, 15, 23, 30, 38, 47, 61, 94,
<------>22500, 24000, 25700, 25700, 27700, 27700, 30000, 30000
};
 
static const int adm1027_freq_map[] = { /* 1 Hz */
<------>11, 15, 22, 29, 35, 44, 59, 88
};
 
static int FREQ_TO_REG(const int *map,
<------><------>       unsigned int map_size, unsigned long freq)
{
<------>return find_closest(freq, map, map_size);
}
 
static int FREQ_FROM_REG(const int *map, unsigned int map_size, u8 reg)
{
<------>return map[reg % map_size];
}
 
/*
 * Since we can't use strings, I'm abusing these numbers
 *   to stand in for the following meanings:
 *      1 -- PWM responds to Zone 1
 *      2 -- PWM responds to Zone 2
 *      3 -- PWM responds to Zone 3
 *     23 -- PWM responds to the higher temp of Zone 2 or 3
 *    123 -- PWM responds to highest of Zone 1, 2, or 3
 *      0 -- PWM is always at 0% (ie, off)
 *     -1 -- PWM is always at 100%
 *     -2 -- PWM responds to manual control
 */
 
static const int lm85_zone_map[] = { 1, 2, 3, -1, 0, 23, 123, -2 };
#define ZONE_FROM_REG(val)	lm85_zone_map[(val) >> 5]
 
static int ZONE_TO_REG(int zone)
{
<------>int i;
 
<------>for (i = 0; i <= 7; ++i)
<------><------>if (zone == lm85_zone_map[i])
<------><------><------>break;
<------>if (i > 7)   /* Not found. */
<------><------>i = 3;  /* Always 100% */
<------>return i << 5;
}
 
#define HYST_TO_REG(val)	clamp_val(((val) + 500) / 1000, 0, 15)
#define HYST_FROM_REG(val)	((val) * 1000)
 
/*
 * Chip sampling rates
 *
 * Some sensors are not updated more frequently than once per second
 *    so it doesn't make sense to read them more often than that.
 *    We cache the results and return the saved data if the driver
 *    is called again before a second has elapsed.
 *
 * Also, there is significant configuration data for this chip
 *    given the automatic PWM fan control that is possible.  There
 *    are about 47 bytes of config data to only 22 bytes of actual
 *    readings.  So, we keep the config data up to date in the cache
 *    when it is written and only sample it once every 1 *minute*
 */
#define LM85_DATA_INTERVAL  (HZ + HZ / 2)
#define LM85_CONFIG_INTERVAL  (1 * 60 * HZ)
 
/*
 * LM85 can automatically adjust fan speeds based on temperature
 * This structure encapsulates an entire Zone config.  There are
 * three zones (one for each temperature input) on the lm85
 */
struct lm85_zone {
<------>s8 limit;	/* Low temp limit */
<------>u8 hyst;	/* Low limit hysteresis. (0-15) */
<------>u8 range;	/* Temp range, encoded */
<------>s8 critical;	/* "All fans ON" temp limit */
<------>u8 max_desired; /*
<------><------><------> * Actual "max" temperature specified.  Preserved
<------><------><------> * to prevent "drift" as other autofan control
<------><------><------> * values change.
<------><------><------> */
};
 
struct lm85_autofan {
<------>u8 config;	/* Register value */
<------>u8 min_pwm;	/* Minimum PWM value, encoded */
<------>u8 min_off;	/* Min PWM or OFF below "limit", flag */
};
 
/*
 * For each registered chip, we need to keep some data in memory.
 * The structure is dynamically allocated.
 */
struct lm85_data {
<------>struct i2c_client *client;
<------>const struct attribute_group *groups[6];
<------>const int *freq_map;
<------>unsigned int freq_map_size;
 
<------>enum chips type;
 
<------>bool has_vid5;	/* true if VID5 is configured for ADT7463 or ADT7468 */
 
<------>struct mutex update_lock;
<------>int valid;		/* !=0 if following fields are valid */
<------>unsigned long last_reading;	/* In jiffies */
<------>unsigned long last_config;	/* In jiffies */
 
<------>u8 in[8];		/* Register value */
<------>u8 in_max[8];		/* Register value */
<------>u8 in_min[8];		/* Register value */
<------>s8 temp[3];		/* Register value */
<------>s8 temp_min[3];		/* Register value */
<------>s8 temp_max[3];		/* Register value */
<------>u16 fan[4];		/* Register value */
<------>u16 fan_min[4];		/* Register value */
<------>u8 pwm[3];		/* Register value */
<------>u8 pwm_freq[3];		/* Register encoding */
<------>u8 temp_ext[3];		/* Decoded values */
<------>u8 in_ext[8];		/* Decoded values */
<------>u8 vid;			/* Register value */
<------>u8 vrm;			/* VRM version */
<------>u32 alarms;		/* Register encoding, combined */
<------>u8 cfg5;		/* Config Register 5 on ADT7468 */
<------>struct lm85_autofan autofan[3];
<------>struct lm85_zone zone[3];
};
 
static int lm85_read_value(struct i2c_client *client, u8 reg)
{
<------>int res;
 
<------>/* What size location is it? */
<------>switch (reg) {
<------>case LM85_REG_FAN(0):  /* Read WORD data */
<------>case LM85_REG_FAN(1):
<------>case LM85_REG_FAN(2):
<------>case LM85_REG_FAN(3):
<------>case LM85_REG_FAN_MIN(0):
<------>case LM85_REG_FAN_MIN(1):
<------>case LM85_REG_FAN_MIN(2):
<------>case LM85_REG_FAN_MIN(3):
<------>case LM85_REG_ALARM1:	/* Read both bytes at once */
<------><------>res = i2c_smbus_read_byte_data(client, reg) & 0xff;
<------><------>res |= i2c_smbus_read_byte_data(client, reg + 1) << 8;
<------><------>break;
<------>default:	/* Read BYTE data */
<------><------>res = i2c_smbus_read_byte_data(client, reg);
<------><------>break;
<------>}
 
<------>return res;
}
 
static void lm85_write_value(struct i2c_client *client, u8 reg, int value)
{
<------>switch (reg) {
<------>case LM85_REG_FAN(0):  /* Write WORD data */
<------>case LM85_REG_FAN(1):
<------>case LM85_REG_FAN(2):
<------>case LM85_REG_FAN(3):
<------>case LM85_REG_FAN_MIN(0):
<------>case LM85_REG_FAN_MIN(1):
<------>case LM85_REG_FAN_MIN(2):
<------>case LM85_REG_FAN_MIN(3):
<------>/* NOTE: ALARM is read only, so not included here */
<------><------>i2c_smbus_write_byte_data(client, reg, value & 0xff);
<------><------>i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
<------><------>break;
<------>default:	/* Write BYTE data */
<------><------>i2c_smbus_write_byte_data(client, reg, value);
<------><------>break;
<------>}
}
 
static struct lm85_data *lm85_update_device(struct device *dev)
{
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>int i;
 
<------>mutex_lock(&data->update_lock);
 
<------>if (!data->valid ||
<------>     time_after(jiffies, data->last_reading + LM85_DATA_INTERVAL)) {
<------><------>/* Things that change quickly */
<------><------>dev_dbg(&client->dev, "Reading sensor values\n");
 
<------><------>/*
<------><------> * Have to read extended bits first to "freeze" the
<------><------> * more significant bits that are read later.
<------><------> * There are 2 additional resolution bits per channel and we
<------><------> * have room for 4, so we shift them to the left.
<------><------> */
<------><------>if (data->type == adm1027 || data->type == adt7463 ||
<------><------>    data->type == adt7468) {
<------><------><------>int ext1 = lm85_read_value(client,
<------><------><------><------><------><------>   ADM1027_REG_EXTEND_ADC1);
<------><------><------>int ext2 =  lm85_read_value(client,
<------><------><------><------><------><------>    ADM1027_REG_EXTEND_ADC2);
<------><------><------>int val = (ext1 << 8) + ext2;
 
<------><------><------>for (i = 0; i <= 4; i++)
<------><------><------><------>data->in_ext[i] =
<------><------><------><------><------>((val >> (i * 2)) & 0x03) << 2;
 
<------><------><------>for (i = 0; i <= 2; i++)
<------><------><------><------>data->temp_ext[i] =
<------><------><------><------><------>(val >> ((i + 4) * 2)) & 0x0c;
<------><------>}
 
<------><------>data->vid = lm85_read_value(client, LM85_REG_VID);
 
<------><------>for (i = 0; i <= 3; ++i) {
<------><------><------>data->in[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_IN(i));
<------><------><------>data->fan[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_FAN(i));
<------><------>}
 
<------><------>if (!data->has_vid5)
<------><------><------>data->in[4] = lm85_read_value(client, LM85_REG_IN(4));
 
<------><------>if (data->type == adt7468)
<------><------><------>data->cfg5 = lm85_read_value(client, ADT7468_REG_CFG5);
 
<------><------>for (i = 0; i <= 2; ++i) {
<------><------><------>data->temp[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_TEMP(i));
<------><------><------>data->pwm[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_PWM(i));
 
<------><------><------>if (IS_ADT7468_OFF64(data))
<------><------><------><------>data->temp[i] -= 64;
<------><------>}
 
<------><------>data->alarms = lm85_read_value(client, LM85_REG_ALARM1);
 
<------><------>if (data->type == emc6d100) {
<------><------><------>/* Three more voltage sensors */
<------><------><------>for (i = 5; i <= 7; ++i) {
<------><------><------><------>data->in[i] = lm85_read_value(client,
<------><------><------><------><------><------><------>EMC6D100_REG_IN(i));
<------><------><------>}
<------><------><------>/* More alarm bits */
<------><------><------>data->alarms |= lm85_read_value(client,
<------><------><------><------><------><------>EMC6D100_REG_ALARM3) << 16;
<------><------>} else if (data->type == emc6d102 || data->type == emc6d103 ||
<------><------><------>   data->type == emc6d103s) {
<------><------><------>/*
<------><------><------> * Have to read LSB bits after the MSB ones because
<------><------><------> * the reading of the MSB bits has frozen the
<------><------><------> * LSBs (backward from the ADM1027).
<------><------><------> */
<------><------><------>int ext1 = lm85_read_value(client,
<------><------><------><------><------><------>   EMC6D102_REG_EXTEND_ADC1);
<------><------><------>int ext2 = lm85_read_value(client,
<------><------><------><------><------><------>   EMC6D102_REG_EXTEND_ADC2);
<------><------><------>int ext3 = lm85_read_value(client,
<------><------><------><------><------><------>   EMC6D102_REG_EXTEND_ADC3);
<------><------><------>int ext4 = lm85_read_value(client,
<------><------><------><------><------><------>   EMC6D102_REG_EXTEND_ADC4);
<------><------><------>data->in_ext[0] = ext3 & 0x0f;
<------><------><------>data->in_ext[1] = ext4 & 0x0f;
<------><------><------>data->in_ext[2] = ext4 >> 4;
<------><------><------>data->in_ext[3] = ext3 >> 4;
<------><------><------>data->in_ext[4] = ext2 >> 4;
 
<------><------><------>data->temp_ext[0] = ext1 & 0x0f;
<------><------><------>data->temp_ext[1] = ext2 & 0x0f;
<------><------><------>data->temp_ext[2] = ext1 >> 4;
<------><------>}
 
<------><------>data->last_reading = jiffies;
<------>}  /* last_reading */
 
<------>if (!data->valid ||
<------>     time_after(jiffies, data->last_config + LM85_CONFIG_INTERVAL)) {
<------><------>/* Things that don't change often */
<------><------>dev_dbg(&client->dev, "Reading config values\n");
 
<------><------>for (i = 0; i <= 3; ++i) {
<------><------><------>data->in_min[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_IN_MIN(i));
<------><------><------>data->in_max[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_IN_MAX(i));
<------><------><------>data->fan_min[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_FAN_MIN(i));
<------><------>}
 
<------><------>if (!data->has_vid5)  {
<------><------><------>data->in_min[4] = lm85_read_value(client,
<------><------><------><------><------>  LM85_REG_IN_MIN(4));
<------><------><------>data->in_max[4] = lm85_read_value(client,
<------><------><------><------><------>  LM85_REG_IN_MAX(4));
<------><------>}
 
<------><------>if (data->type == emc6d100) {
<------><------><------>for (i = 5; i <= 7; ++i) {
<------><------><------><------>data->in_min[i] = lm85_read_value(client,
<------><------><------><------><------><------>EMC6D100_REG_IN_MIN(i));
<------><------><------><------>data->in_max[i] = lm85_read_value(client,
<------><------><------><------><------><------>EMC6D100_REG_IN_MAX(i));
<------><------><------>}
<------><------>}
 
<------><------>for (i = 0; i <= 2; ++i) {
<------><------><------>int val;
 
<------><------><------>data->temp_min[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_TEMP_MIN(i));
<------><------><------>data->temp_max[i] =
<------><------><------>    lm85_read_value(client, LM85_REG_TEMP_MAX(i));
 
<------><------><------>data->autofan[i].config =
<------><------><------>    lm85_read_value(client, LM85_REG_AFAN_CONFIG(i));
<------><------><------>val = lm85_read_value(client, LM85_REG_AFAN_RANGE(i));
<------><------><------>data->pwm_freq[i] = val % data->freq_map_size;
<------><------><------>data->zone[i].range = val >> 4;
<------><------><------>data->autofan[i].min_pwm =
<------><------><------>    lm85_read_value(client, LM85_REG_AFAN_MINPWM(i));
<------><------><------>data->zone[i].limit =
<------><------><------>    lm85_read_value(client, LM85_REG_AFAN_LIMIT(i));
<------><------><------>data->zone[i].critical =
<------><------><------>    lm85_read_value(client, LM85_REG_AFAN_CRITICAL(i));
 
<------><------><------>if (IS_ADT7468_OFF64(data)) {
<------><------><------><------>data->temp_min[i] -= 64;
<------><------><------><------>data->temp_max[i] -= 64;
<------><------><------><------>data->zone[i].limit -= 64;
<------><------><------><------>data->zone[i].critical -= 64;
<------><------><------>}
<------><------>}
 
<------><------>if (data->type != emc6d103s) {
<------><------><------>i = lm85_read_value(client, LM85_REG_AFAN_SPIKE1);
<------><------><------>data->autofan[0].min_off = (i & 0x20) != 0;
<------><------><------>data->autofan[1].min_off = (i & 0x40) != 0;
<------><------><------>data->autofan[2].min_off = (i & 0x80) != 0;
 
<------><------><------>i = lm85_read_value(client, LM85_REG_AFAN_HYST1);
<------><------><------>data->zone[0].hyst = i >> 4;
<------><------><------>data->zone[1].hyst = i & 0x0f;
 
<------><------><------>i = lm85_read_value(client, LM85_REG_AFAN_HYST2);
<------><------><------>data->zone[2].hyst = i >> 4;
<------><------>}
 
<------><------>data->last_config = jiffies;
<------>}  /* last_config */
 
<------>data->valid = 1;
 
<------>mutex_unlock(&data->update_lock);
 
<------>return data;
}
 
/* 4 Fans */
static ssize_t fan_show(struct device *dev, struct device_attribute *attr,
<------><------><------>char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr]));
}
 
static ssize_t fan_min_show(struct device *dev, struct device_attribute *attr,
<------><------><------>    char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr]));
}
 
static ssize_t fan_min_store(struct device *dev,
<------><------><------>     struct device_attribute *attr, const char *buf,
<------><------><------>     size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>unsigned long val;
<------>int err;
 
<------>err = kstrtoul(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->fan_min[nr] = FAN_TO_REG(val);
<------>lm85_write_value(client, LM85_REG_FAN_MIN(nr), data->fan_min[nr]);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static SENSOR_DEVICE_ATTR_RO(fan1_input, fan, 0);
static SENSOR_DEVICE_ATTR_RW(fan1_min, fan_min, 0);
static SENSOR_DEVICE_ATTR_RO(fan2_input, fan, 1);
static SENSOR_DEVICE_ATTR_RW(fan2_min, fan_min, 1);
static SENSOR_DEVICE_ATTR_RO(fan3_input, fan, 2);
static SENSOR_DEVICE_ATTR_RW(fan3_min, fan_min, 2);
static SENSOR_DEVICE_ATTR_RO(fan4_input, fan, 3);
static SENSOR_DEVICE_ATTR_RW(fan4_min, fan_min, 3);
 
/* vid, vrm, alarms */
 
static ssize_t cpu0_vid_show(struct device *dev,
<------><------><------>     struct device_attribute *attr, char *buf)
{
<------>struct lm85_data *data = lm85_update_device(dev);
<------>int vid;
 
<------>if (data->has_vid5) {
<------><------>/* 6-pin VID (VRM 10) */
<------><------>vid = vid_from_reg(data->vid & 0x3f, data->vrm);
<------>} else {
<------><------>/* 5-pin VID (VRM 9) */
<------><------>vid = vid_from_reg(data->vid & 0x1f, data->vrm);
<------>}
 
<------>return sprintf(buf, "%d\n", vid);
}
 
static DEVICE_ATTR_RO(cpu0_vid);
 
static ssize_t vrm_show(struct device *dev, struct device_attribute *attr,
<------><------><------>char *buf)
{
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>return sprintf(buf, "%ld\n", (long) data->vrm);
}
 
static ssize_t vrm_store(struct device *dev, struct device_attribute *attr,
<------><------><------> const char *buf, size_t count)
{
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>unsigned long val;
<------>int err;
 
<------>err = kstrtoul(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>if (val > 255)
<------><------>return -EINVAL;
 
<------>data->vrm = val;
<------>return count;
}
 
static DEVICE_ATTR_RW(vrm);
 
static ssize_t alarms_show(struct device *dev, struct device_attribute *attr,
<------><------><------>   char *buf)
{
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%u\n", data->alarms);
}
 
static DEVICE_ATTR_RO(alarms);
 
static ssize_t alarm_show(struct device *dev, struct device_attribute *attr,
<------><------><------>  char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%u\n", (data->alarms >> nr) & 1);
}
 
static SENSOR_DEVICE_ATTR_RO(in0_alarm, alarm, 0);
static SENSOR_DEVICE_ATTR_RO(in1_alarm, alarm, 1);
static SENSOR_DEVICE_ATTR_RO(in2_alarm, alarm, 2);
static SENSOR_DEVICE_ATTR_RO(in3_alarm, alarm, 3);
static SENSOR_DEVICE_ATTR_RO(in4_alarm, alarm, 8);
static SENSOR_DEVICE_ATTR_RO(in5_alarm, alarm, 18);
static SENSOR_DEVICE_ATTR_RO(in6_alarm, alarm, 16);
static SENSOR_DEVICE_ATTR_RO(in7_alarm, alarm, 17);
static SENSOR_DEVICE_ATTR_RO(temp1_alarm, alarm, 4);
static SENSOR_DEVICE_ATTR_RO(temp1_fault, alarm, 14);
static SENSOR_DEVICE_ATTR_RO(temp2_alarm, alarm, 5);
static SENSOR_DEVICE_ATTR_RO(temp3_alarm, alarm, 6);
static SENSOR_DEVICE_ATTR_RO(temp3_fault, alarm, 15);
static SENSOR_DEVICE_ATTR_RO(fan1_alarm, alarm, 10);
static SENSOR_DEVICE_ATTR_RO(fan2_alarm, alarm, 11);
static SENSOR_DEVICE_ATTR_RO(fan3_alarm, alarm, 12);
static SENSOR_DEVICE_ATTR_RO(fan4_alarm, alarm, 13);
 
/* pwm */
 
static ssize_t pwm_show(struct device *dev, struct device_attribute *attr,
<------><------><------>char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm[nr]));
}
 
static ssize_t pwm_store(struct device *dev, struct device_attribute *attr,
<------><------><------> const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>unsigned long val;
<------>int err;
 
<------>err = kstrtoul(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->pwm[nr] = PWM_TO_REG(val);
<------>lm85_write_value(client, LM85_REG_PWM(nr), data->pwm[nr]);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t pwm_enable_show(struct device *dev,
<------><------><------>       struct device_attribute *attr, char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>int pwm_zone, enable;
 
<------>pwm_zone = ZONE_FROM_REG(data->autofan[nr].config);
<------>switch (pwm_zone) {
<------>case -1:	/* PWM is always at 100% */
<------><------>enable = 0;
<------><------>break;
<------>case 0:		/* PWM is always at 0% */
<------>case -2:	/* PWM responds to manual control */
<------><------>enable = 1;
<------><------>break;
<------>default:	/* PWM in automatic mode */
<------><------>enable = 2;
<------>}
<------>return sprintf(buf, "%d\n", enable);
}
 
static ssize_t pwm_enable_store(struct device *dev,
<------><------><------><------>struct device_attribute *attr,
<------><------><------><------>const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>u8 config;
<------>unsigned long val;
<------>int err;
 
<------>err = kstrtoul(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>switch (val) {
<------>case 0:
<------><------>config = 3;
<------><------>break;
<------>case 1:
<------><------>config = 7;
<------><------>break;
<------>case 2:
<------><------>/*
<------><------> * Here we have to choose arbitrarily one of the 5 possible
<------><------> * configurations; I go for the safest
<------><------> */
<------><------>config = 6;
<------><------>break;
<------>default:
<------><------>return -EINVAL;
<------>}
 
<------>mutex_lock(&data->update_lock);
<------>data->autofan[nr].config = lm85_read_value(client,
<------><------>LM85_REG_AFAN_CONFIG(nr));
<------>data->autofan[nr].config = (data->autofan[nr].config & ~0xe0)
<------><------>| (config << 5);
<------>lm85_write_value(client, LM85_REG_AFAN_CONFIG(nr),
<------><------>data->autofan[nr].config);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t pwm_freq_show(struct device *dev,
<------><------><------>     struct device_attribute *attr, char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>int freq;
 
<------>if (IS_ADT7468_HFPWM(data))
<------><------>freq = 22500;
<------>else
<------><------>freq = FREQ_FROM_REG(data->freq_map, data->freq_map_size,
<------><------><------><------>     data->pwm_freq[nr]);
 
<------>return sprintf(buf, "%d\n", freq);
}
 
static ssize_t pwm_freq_store(struct device *dev,
<------><------><------>      struct device_attribute *attr, const char *buf,
<------><------><------>      size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>unsigned long val;
<------>int err;
 
<------>err = kstrtoul(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>/*
<------> * The ADT7468 has a special high-frequency PWM output mode,
<------> * where all PWM outputs are driven by a 22.5 kHz clock.
<------> * This might confuse the user, but there's not much we can do.
<------> */
<------>if (data->type == adt7468 && val >= 11300) {	/* High freq. mode */
<------><------>data->cfg5 &= ~ADT7468_HFPWM;
<------><------>lm85_write_value(client, ADT7468_REG_CFG5, data->cfg5);
<------>} else {					/* Low freq. mode */
<------><------>data->pwm_freq[nr] = FREQ_TO_REG(data->freq_map,
<------><------><------><------><------><------> data->freq_map_size, val);
<------><------>lm85_write_value(client, LM85_REG_AFAN_RANGE(nr),
<------><------><------><------> (data->zone[nr].range << 4)
<------><------><------><------> | data->pwm_freq[nr]);
<------><------>if (data->type == adt7468) {
<------><------><------>data->cfg5 |= ADT7468_HFPWM;
<------><------><------>lm85_write_value(client, ADT7468_REG_CFG5, data->cfg5);
<------><------>}
<------>}
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static SENSOR_DEVICE_ATTR_RW(pwm1, pwm, 0);
static SENSOR_DEVICE_ATTR_RW(pwm1_enable, pwm_enable, 0);
static SENSOR_DEVICE_ATTR_RW(pwm1_freq, pwm_freq, 0);
static SENSOR_DEVICE_ATTR_RW(pwm2, pwm, 1);
static SENSOR_DEVICE_ATTR_RW(pwm2_enable, pwm_enable, 1);
static SENSOR_DEVICE_ATTR_RW(pwm2_freq, pwm_freq, 1);
static SENSOR_DEVICE_ATTR_RW(pwm3, pwm, 2);
static SENSOR_DEVICE_ATTR_RW(pwm3_enable, pwm_enable, 2);
static SENSOR_DEVICE_ATTR_RW(pwm3_freq, pwm_freq, 2);
 
/* Voltages */
 
static ssize_t in_show(struct device *dev, struct device_attribute *attr,
<------><------>       char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", INSEXT_FROM_REG(nr, data->in[nr],
<------><------><------><------><------><------>    data->in_ext[nr]));
}
 
static ssize_t in_min_show(struct device *dev, struct device_attribute *attr,
<------><------><------>   char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr]));
}
 
static ssize_t in_min_store(struct device *dev, struct device_attribute *attr,
<------><------><------>    const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->in_min[nr] = INS_TO_REG(nr, val);
<------>lm85_write_value(client, LM85_REG_IN_MIN(nr), data->in_min[nr]);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t in_max_show(struct device *dev, struct device_attribute *attr,
<------><------><------>   char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr]));
}
 
static ssize_t in_max_store(struct device *dev, struct device_attribute *attr,
<------><------><------>    const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->in_max[nr] = INS_TO_REG(nr, val);
<------>lm85_write_value(client, LM85_REG_IN_MAX(nr), data->in_max[nr]);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static SENSOR_DEVICE_ATTR_RO(in0_input, in, 0);
static SENSOR_DEVICE_ATTR_RW(in0_min, in_min, 0);
static SENSOR_DEVICE_ATTR_RW(in0_max, in_max, 0);
static SENSOR_DEVICE_ATTR_RO(in1_input, in, 1);
static SENSOR_DEVICE_ATTR_RW(in1_min, in_min, 1);
static SENSOR_DEVICE_ATTR_RW(in1_max, in_max, 1);
static SENSOR_DEVICE_ATTR_RO(in2_input, in, 2);
static SENSOR_DEVICE_ATTR_RW(in2_min, in_min, 2);
static SENSOR_DEVICE_ATTR_RW(in2_max, in_max, 2);
static SENSOR_DEVICE_ATTR_RO(in3_input, in, 3);
static SENSOR_DEVICE_ATTR_RW(in3_min, in_min, 3);
static SENSOR_DEVICE_ATTR_RW(in3_max, in_max, 3);
static SENSOR_DEVICE_ATTR_RO(in4_input, in, 4);
static SENSOR_DEVICE_ATTR_RW(in4_min, in_min, 4);
static SENSOR_DEVICE_ATTR_RW(in4_max, in_max, 4);
static SENSOR_DEVICE_ATTR_RO(in5_input, in, 5);
static SENSOR_DEVICE_ATTR_RW(in5_min, in_min, 5);
static SENSOR_DEVICE_ATTR_RW(in5_max, in_max, 5);
static SENSOR_DEVICE_ATTR_RO(in6_input, in, 6);
static SENSOR_DEVICE_ATTR_RW(in6_min, in_min, 6);
static SENSOR_DEVICE_ATTR_RW(in6_max, in_max, 6);
static SENSOR_DEVICE_ATTR_RO(in7_input, in, 7);
static SENSOR_DEVICE_ATTR_RW(in7_min, in_min, 7);
static SENSOR_DEVICE_ATTR_RW(in7_max, in_max, 7);
 
/* Temps */
 
static ssize_t temp_show(struct device *dev, struct device_attribute *attr,
<------><------><------> char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", TEMPEXT_FROM_REG(data->temp[nr],
<------><------><------><------><------><------>     data->temp_ext[nr]));
}
 
static ssize_t temp_min_show(struct device *dev,
<------><------><------>     struct device_attribute *attr, char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr]));
}
 
static ssize_t temp_min_store(struct device *dev,
<------><------><------>      struct device_attribute *attr, const char *buf,
<------><------><------>      size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>if (IS_ADT7468_OFF64(data))
<------><------>val += 64;
 
<------>mutex_lock(&data->update_lock);
<------>data->temp_min[nr] = TEMP_TO_REG(val);
<------>lm85_write_value(client, LM85_REG_TEMP_MIN(nr), data->temp_min[nr]);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t temp_max_show(struct device *dev,
<------><------><------>     struct device_attribute *attr, char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr]));
}
 
static ssize_t temp_max_store(struct device *dev,
<------><------><------>      struct device_attribute *attr, const char *buf,
<------><------><------>      size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>if (IS_ADT7468_OFF64(data))
<------><------>val += 64;
 
<------>mutex_lock(&data->update_lock);
<------>data->temp_max[nr] = TEMP_TO_REG(val);
<------>lm85_write_value(client, LM85_REG_TEMP_MAX(nr), data->temp_max[nr]);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static SENSOR_DEVICE_ATTR_RO(temp1_input, temp, 0);
static SENSOR_DEVICE_ATTR_RW(temp1_min, temp_min, 0);
static SENSOR_DEVICE_ATTR_RW(temp1_max, temp_max, 0);
static SENSOR_DEVICE_ATTR_RO(temp2_input, temp, 1);
static SENSOR_DEVICE_ATTR_RW(temp2_min, temp_min, 1);
static SENSOR_DEVICE_ATTR_RW(temp2_max, temp_max, 1);
static SENSOR_DEVICE_ATTR_RO(temp3_input, temp, 2);
static SENSOR_DEVICE_ATTR_RW(temp3_min, temp_min, 2);
static SENSOR_DEVICE_ATTR_RW(temp3_max, temp_max, 2);
 
/* Automatic PWM control */
 
static ssize_t pwm_auto_channels_show(struct device *dev,
<------><------><------><------>      struct device_attribute *attr,
<------><------><------><------>      char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", ZONE_FROM_REG(data->autofan[nr].config));
}
 
static ssize_t pwm_auto_channels_store(struct device *dev,
<------><------><------><------>       struct device_attribute *attr,
<------><------><------><------>       const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->autofan[nr].config = (data->autofan[nr].config & (~0xe0))
<------><------>| ZONE_TO_REG(val);
<------>lm85_write_value(client, LM85_REG_AFAN_CONFIG(nr),
<------><------>data->autofan[nr].config);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t pwm_auto_pwm_min_show(struct device *dev,
<------><------><------><------>     struct device_attribute *attr, char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", PWM_FROM_REG(data->autofan[nr].min_pwm));
}
 
static ssize_t pwm_auto_pwm_min_store(struct device *dev,
<------><------><------><------>      struct device_attribute *attr,
<------><------><------><------>      const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>unsigned long val;
<------>int err;
 
<------>err = kstrtoul(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->autofan[nr].min_pwm = PWM_TO_REG(val);
<------>lm85_write_value(client, LM85_REG_AFAN_MINPWM(nr),
<------><------>data->autofan[nr].min_pwm);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t pwm_auto_pwm_minctl_show(struct device *dev,
<------><------><------><------><------>struct device_attribute *attr,
<------><------><------><------><------>char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", data->autofan[nr].min_off);
}
 
static ssize_t pwm_auto_pwm_minctl_store(struct device *dev,
<------><------><------><------><------> struct device_attribute *attr,
<------><------><------><------><------> const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>u8 tmp;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->autofan[nr].min_off = val;
<------>tmp = lm85_read_value(client, LM85_REG_AFAN_SPIKE1);
<------>tmp &= ~(0x20 << nr);
<------>if (data->autofan[nr].min_off)
<------><------>tmp |= 0x20 << nr;
<------>lm85_write_value(client, LM85_REG_AFAN_SPIKE1, tmp);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static SENSOR_DEVICE_ATTR_RW(pwm1_auto_channels, pwm_auto_channels, 0);
static SENSOR_DEVICE_ATTR_RW(pwm1_auto_pwm_min, pwm_auto_pwm_min, 0);
static SENSOR_DEVICE_ATTR_RW(pwm1_auto_pwm_minctl, pwm_auto_pwm_minctl, 0);
static SENSOR_DEVICE_ATTR_RW(pwm2_auto_channels, pwm_auto_channels, 1);
static SENSOR_DEVICE_ATTR_RW(pwm2_auto_pwm_min, pwm_auto_pwm_min, 1);
static SENSOR_DEVICE_ATTR_RW(pwm2_auto_pwm_minctl, pwm_auto_pwm_minctl, 1);
static SENSOR_DEVICE_ATTR_RW(pwm3_auto_channels, pwm_auto_channels, 2);
static SENSOR_DEVICE_ATTR_RW(pwm3_auto_pwm_min, pwm_auto_pwm_min, 2);
static SENSOR_DEVICE_ATTR_RW(pwm3_auto_pwm_minctl, pwm_auto_pwm_minctl, 2);
 
/* Temperature settings for automatic PWM control */
 
static ssize_t temp_auto_temp_off_show(struct device *dev,
<------><------><------><------>       struct device_attribute *attr,
<------><------><------><------>       char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit) -
<------><------>HYST_FROM_REG(data->zone[nr].hyst));
}
 
static ssize_t temp_auto_temp_off_store(struct device *dev,
<------><------><------><------><------>struct device_attribute *attr,
<------><------><------><------><------>const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>int min;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>min = TEMP_FROM_REG(data->zone[nr].limit);
<------>data->zone[nr].hyst = HYST_TO_REG(min - val);
<------>if (nr == 0 || nr == 1) {
<------><------>lm85_write_value(client, LM85_REG_AFAN_HYST1,
<------><------><------>(data->zone[0].hyst << 4)
<------><------><------>| data->zone[1].hyst);
<------>} else {
<------><------>lm85_write_value(client, LM85_REG_AFAN_HYST2,
<------><------><------>(data->zone[2].hyst << 4));
<------>}
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t temp_auto_temp_min_show(struct device *dev,
<------><------><------><------>       struct device_attribute *attr,
<------><------><------><------>       char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit));
}
 
static ssize_t temp_auto_temp_min_store(struct device *dev,
<------><------><------><------><------>struct device_attribute *attr,
<------><------><------><------><------>const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->zone[nr].limit = TEMP_TO_REG(val);
<------>lm85_write_value(client, LM85_REG_AFAN_LIMIT(nr),
<------><------>data->zone[nr].limit);
 
/* Update temp_auto_max and temp_auto_range */
<------>data->zone[nr].range = RANGE_TO_REG(
<------><------>TEMP_FROM_REG(data->zone[nr].max_desired) -
<------><------>TEMP_FROM_REG(data->zone[nr].limit));
<------>lm85_write_value(client, LM85_REG_AFAN_RANGE(nr),
<------><------>((data->zone[nr].range & 0x0f) << 4)
<------><------>| data->pwm_freq[nr]);
 
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t temp_auto_temp_max_show(struct device *dev,
<------><------><------><------>       struct device_attribute *attr,
<------><------><------><------>       char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit) +
<------><------>RANGE_FROM_REG(data->zone[nr].range));
}
 
static ssize_t temp_auto_temp_max_store(struct device *dev,
<------><------><------><------><------>struct device_attribute *attr,
<------><------><------><------><------>const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>int min;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>min = TEMP_FROM_REG(data->zone[nr].limit);
<------>data->zone[nr].max_desired = TEMP_TO_REG(val);
<------>data->zone[nr].range = RANGE_TO_REG(
<------><------>val - min);
<------>lm85_write_value(client, LM85_REG_AFAN_RANGE(nr),
<------><------>((data->zone[nr].range & 0x0f) << 4)
<------><------>| data->pwm_freq[nr]);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static ssize_t temp_auto_temp_crit_show(struct device *dev,
<------><------><------><------><------>struct device_attribute *attr,
<------><------><------><------><------>char *buf)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = lm85_update_device(dev);
<------>return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].critical));
}
 
static ssize_t temp_auto_temp_crit_store(struct device *dev,
<------><------><------><------><------> struct device_attribute *attr,
<------><------><------><------><------> const char *buf, size_t count)
{
<------>int nr = to_sensor_dev_attr(attr)->index;
<------>struct lm85_data *data = dev_get_drvdata(dev);
<------>struct i2c_client *client = data->client;
<------>long val;
<------>int err;
 
<------>err = kstrtol(buf, 10, &val);
<------>if (err)
<------><------>return err;
 
<------>mutex_lock(&data->update_lock);
<------>data->zone[nr].critical = TEMP_TO_REG(val);
<------>lm85_write_value(client, LM85_REG_AFAN_CRITICAL(nr),
<------><------>data->zone[nr].critical);
<------>mutex_unlock(&data->update_lock);
<------>return count;
}
 
static SENSOR_DEVICE_ATTR_RW(temp1_auto_temp_off, temp_auto_temp_off, 0);
static SENSOR_DEVICE_ATTR_RW(temp1_auto_temp_min, temp_auto_temp_min, 0);
static SENSOR_DEVICE_ATTR_RW(temp1_auto_temp_max, temp_auto_temp_max, 0);
static SENSOR_DEVICE_ATTR_RW(temp1_auto_temp_crit, temp_auto_temp_crit, 0);
static SENSOR_DEVICE_ATTR_RW(temp2_auto_temp_off, temp_auto_temp_off, 1);
static SENSOR_DEVICE_ATTR_RW(temp2_auto_temp_min, temp_auto_temp_min, 1);
static SENSOR_DEVICE_ATTR_RW(temp2_auto_temp_max, temp_auto_temp_max, 1);
static SENSOR_DEVICE_ATTR_RW(temp2_auto_temp_crit, temp_auto_temp_crit, 1);
static SENSOR_DEVICE_ATTR_RW(temp3_auto_temp_off, temp_auto_temp_off, 2);
static SENSOR_DEVICE_ATTR_RW(temp3_auto_temp_min, temp_auto_temp_min, 2);
static SENSOR_DEVICE_ATTR_RW(temp3_auto_temp_max, temp_auto_temp_max, 2);
static SENSOR_DEVICE_ATTR_RW(temp3_auto_temp_crit, temp_auto_temp_crit, 2);
 
static struct attribute *lm85_attributes[] = {
<------>&sensor_dev_attr_fan1_input.dev_attr.attr,
<------>&sensor_dev_attr_fan2_input.dev_attr.attr,
<------>&sensor_dev_attr_fan3_input.dev_attr.attr,
<------>&sensor_dev_attr_fan4_input.dev_attr.attr,
<------>&sensor_dev_attr_fan1_min.dev_attr.attr,
<------>&sensor_dev_attr_fan2_min.dev_attr.attr,
<------>&sensor_dev_attr_fan3_min.dev_attr.attr,
<------>&sensor_dev_attr_fan4_min.dev_attr.attr,
<------>&sensor_dev_attr_fan1_alarm.dev_attr.attr,
<------>&sensor_dev_attr_fan2_alarm.dev_attr.attr,
<------>&sensor_dev_attr_fan3_alarm.dev_attr.attr,
<------>&sensor_dev_attr_fan4_alarm.dev_attr.attr,
 
<------>&sensor_dev_attr_pwm1.dev_attr.attr,
<------>&sensor_dev_attr_pwm2.dev_attr.attr,
<------>&sensor_dev_attr_pwm3.dev_attr.attr,
<------>&sensor_dev_attr_pwm1_enable.dev_attr.attr,
<------>&sensor_dev_attr_pwm2_enable.dev_attr.attr,
<------>&sensor_dev_attr_pwm3_enable.dev_attr.attr,
<------>&sensor_dev_attr_pwm1_freq.dev_attr.attr,
<------>&sensor_dev_attr_pwm2_freq.dev_attr.attr,
<------>&sensor_dev_attr_pwm3_freq.dev_attr.attr,
 
<------>&sensor_dev_attr_in0_input.dev_attr.attr,
<------>&sensor_dev_attr_in1_input.dev_attr.attr,
<------>&sensor_dev_attr_in2_input.dev_attr.attr,
<------>&sensor_dev_attr_in3_input.dev_attr.attr,
<------>&sensor_dev_attr_in0_min.dev_attr.attr,
<------>&sensor_dev_attr_in1_min.dev_attr.attr,
<------>&sensor_dev_attr_in2_min.dev_attr.attr,
<------>&sensor_dev_attr_in3_min.dev_attr.attr,
<------>&sensor_dev_attr_in0_max.dev_attr.attr,
<------>&sensor_dev_attr_in1_max.dev_attr.attr,
<------>&sensor_dev_attr_in2_max.dev_attr.attr,
<------>&sensor_dev_attr_in3_max.dev_attr.attr,
<------>&sensor_dev_attr_in0_alarm.dev_attr.attr,
<------>&sensor_dev_attr_in1_alarm.dev_attr.attr,
<------>&sensor_dev_attr_in2_alarm.dev_attr.attr,
<------>&sensor_dev_attr_in3_alarm.dev_attr.attr,
 
<------>&sensor_dev_attr_temp1_input.dev_attr.attr,
<------>&sensor_dev_attr_temp2_input.dev_attr.attr,
<------>&sensor_dev_attr_temp3_input.dev_attr.attr,
<------>&sensor_dev_attr_temp1_min.dev_attr.attr,
<------>&sensor_dev_attr_temp2_min.dev_attr.attr,
<------>&sensor_dev_attr_temp3_min.dev_attr.attr,
<------>&sensor_dev_attr_temp1_max.dev_attr.attr,
<------>&sensor_dev_attr_temp2_max.dev_attr.attr,
<------>&sensor_dev_attr_temp3_max.dev_attr.attr,
<------>&sensor_dev_attr_temp1_alarm.dev_attr.attr,
<------>&sensor_dev_attr_temp2_alarm.dev_attr.attr,
<------>&sensor_dev_attr_temp3_alarm.dev_attr.attr,
<------>&sensor_dev_attr_temp1_fault.dev_attr.attr,
<------>&sensor_dev_attr_temp3_fault.dev_attr.attr,
 
<------>&sensor_dev_attr_pwm1_auto_channels.dev_attr.attr,
<------>&sensor_dev_attr_pwm2_auto_channels.dev_attr.attr,
<------>&sensor_dev_attr_pwm3_auto_channels.dev_attr.attr,
<------>&sensor_dev_attr_pwm1_auto_pwm_min.dev_attr.attr,
<------>&sensor_dev_attr_pwm2_auto_pwm_min.dev_attr.attr,
<------>&sensor_dev_attr_pwm3_auto_pwm_min.dev_attr.attr,
 
<------>&sensor_dev_attr_temp1_auto_temp_min.dev_attr.attr,
<------>&sensor_dev_attr_temp2_auto_temp_min.dev_attr.attr,
<------>&sensor_dev_attr_temp3_auto_temp_min.dev_attr.attr,
<------>&sensor_dev_attr_temp1_auto_temp_max.dev_attr.attr,
<------>&sensor_dev_attr_temp2_auto_temp_max.dev_attr.attr,
<------>&sensor_dev_attr_temp3_auto_temp_max.dev_attr.attr,
<------>&sensor_dev_attr_temp1_auto_temp_crit.dev_attr.attr,
<------>&sensor_dev_attr_temp2_auto_temp_crit.dev_attr.attr,
<------>&sensor_dev_attr_temp3_auto_temp_crit.dev_attr.attr,
 
<------>&dev_attr_vrm.attr,
<------>&dev_attr_cpu0_vid.attr,
<------>&dev_attr_alarms.attr,
<------>NULL
};
 
static const struct attribute_group lm85_group = {
<------>.attrs = lm85_attributes,
};
 
static struct attribute *lm85_attributes_minctl[] = {
<------>&sensor_dev_attr_pwm1_auto_pwm_minctl.dev_attr.attr,
<------>&sensor_dev_attr_pwm2_auto_pwm_minctl.dev_attr.attr,
<------>&sensor_dev_attr_pwm3_auto_pwm_minctl.dev_attr.attr,
<------>NULL
};
 
static const struct attribute_group lm85_group_minctl = {
<------>.attrs = lm85_attributes_minctl,
};
 
static struct attribute *lm85_attributes_temp_off[] = {
<------>&sensor_dev_attr_temp1_auto_temp_off.dev_attr.attr,
<------>&sensor_dev_attr_temp2_auto_temp_off.dev_attr.attr,
<------>&sensor_dev_attr_temp3_auto_temp_off.dev_attr.attr,
<------>NULL
};
 
static const struct attribute_group lm85_group_temp_off = {
<------>.attrs = lm85_attributes_temp_off,
};
 
static struct attribute *lm85_attributes_in4[] = {
<------>&sensor_dev_attr_in4_input.dev_attr.attr,
<------>&sensor_dev_attr_in4_min.dev_attr.attr,
<------>&sensor_dev_attr_in4_max.dev_attr.attr,
<------>&sensor_dev_attr_in4_alarm.dev_attr.attr,
<------>NULL
};
 
static const struct attribute_group lm85_group_in4 = {
<------>.attrs = lm85_attributes_in4,
};
 
static struct attribute *lm85_attributes_in567[] = {
<------>&sensor_dev_attr_in5_input.dev_attr.attr,
<------>&sensor_dev_attr_in6_input.dev_attr.attr,
<------>&sensor_dev_attr_in7_input.dev_attr.attr,
<------>&sensor_dev_attr_in5_min.dev_attr.attr,
<------>&sensor_dev_attr_in6_min.dev_attr.attr,
<------>&sensor_dev_attr_in7_min.dev_attr.attr,
<------>&sensor_dev_attr_in5_max.dev_attr.attr,
<------>&sensor_dev_attr_in6_max.dev_attr.attr,
<------>&sensor_dev_attr_in7_max.dev_attr.attr,
<------>&sensor_dev_attr_in5_alarm.dev_attr.attr,
<------>&sensor_dev_attr_in6_alarm.dev_attr.attr,
<------>&sensor_dev_attr_in7_alarm.dev_attr.attr,
<------>NULL
};
 
static const struct attribute_group lm85_group_in567 = {
<------>.attrs = lm85_attributes_in567,
};
 
static void lm85_init_client(struct i2c_client *client)
{
<------>int value;
 
<------>/* Start monitoring if needed */
<------>value = lm85_read_value(client, LM85_REG_CONFIG);
<------>if (!(value & 0x01)) {
<------><------>dev_info(&client->dev, "Starting monitoring\n");
<------><------>lm85_write_value(client, LM85_REG_CONFIG, value | 0x01);
<------>}
 
<------>/* Warn about unusual configuration bits */
<------>if (value & 0x02)
<------><------>dev_warn(&client->dev, "Device configuration is locked\n");
<------>if (!(value & 0x04))
<------><------>dev_warn(&client->dev, "Device is not ready\n");
}
 
static int lm85_is_fake(struct i2c_client *client)
{
<------>/*
<------> * Differenciate between real LM96000 and Winbond WPCD377I. The latter
<------> * emulate the former except that it has no hardware monitoring function
<------> * so the readings are always 0.
<------> */
<------>int i;
<------>u8 in_temp, fan;
 
<------>for (i = 0; i < 8; i++) {
<------><------>in_temp = i2c_smbus_read_byte_data(client, 0x20 + i);
<------><------>fan = i2c_smbus_read_byte_data(client, 0x28 + i);
<------><------>if (in_temp != 0x00 || fan != 0xff)
<------><------><------>return 0;
<------>}
 
<------>return 1;
}
 
/* Return 0 if detection is successful, -ENODEV otherwise */
static int lm85_detect(struct i2c_client *client, struct i2c_board_info *info)
{
<------>struct i2c_adapter *adapter = client->adapter;
<------>int address = client->addr;
<------>const char *type_name = NULL;
<------>int company, verstep;
 
<------>if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
<------><------>/* We need to be able to do byte I/O */
<------><------>return -ENODEV;
<------>}
 
<------>/* Determine the chip type */
<------>company = lm85_read_value(client, LM85_REG_COMPANY);
<------>verstep = lm85_read_value(client, LM85_REG_VERSTEP);
 
<------>dev_dbg(&adapter->dev,
<------><------>"Detecting device at 0x%02x with COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
<------><------>address, company, verstep);
 
<------>if (company == LM85_COMPANY_NATIONAL) {
<------><------>switch (verstep) {
<------><------>case LM85_VERSTEP_LM85C:
<------><------><------>type_name = "lm85c";
<------><------><------>break;
<------><------>case LM85_VERSTEP_LM85B:
<------><------><------>type_name = "lm85b";
<------><------><------>break;
<------><------>case LM85_VERSTEP_LM96000_1:
<------><------>case LM85_VERSTEP_LM96000_2:
<------><------><------>/* Check for Winbond WPCD377I */
<------><------><------>if (lm85_is_fake(client)) {
<------><------><------><------>dev_dbg(&adapter->dev,
<------><------><------><------><------>"Found Winbond WPCD377I, ignoring\n");
<------><------><------><------>return -ENODEV;
<------><------><------>}
<------><------><------>type_name = "lm96000";
<------><------><------>break;
<------><------>}
<------>} else if (company == LM85_COMPANY_ANALOG_DEV) {
<------><------>switch (verstep) {
<------><------>case LM85_VERSTEP_ADM1027:
<------><------><------>type_name = "adm1027";
<------><------><------>break;
<------><------>case LM85_VERSTEP_ADT7463:
<------><------>case LM85_VERSTEP_ADT7463C:
<------><------><------>type_name = "adt7463";
<------><------><------>break;
<------><------>case LM85_VERSTEP_ADT7468_1:
<------><------>case LM85_VERSTEP_ADT7468_2:
<------><------><------>type_name = "adt7468";
<------><------><------>break;
<------><------>}
<------>} else if (company == LM85_COMPANY_SMSC) {
<------><------>switch (verstep) {
<------><------>case LM85_VERSTEP_EMC6D100_A0:
<------><------>case LM85_VERSTEP_EMC6D100_A1:
<------><------><------>/* Note: we can't tell a '100 from a '101 */
<------><------><------>type_name = "emc6d100";
<------><------><------>break;
<------><------>case LM85_VERSTEP_EMC6D102:
<------><------><------>type_name = "emc6d102";
<------><------><------>break;
<------><------>case LM85_VERSTEP_EMC6D103_A0:
<------><------>case LM85_VERSTEP_EMC6D103_A1:
<------><------><------>type_name = "emc6d103";
<------><------><------>break;
<------><------>case LM85_VERSTEP_EMC6D103S:
<------><------><------>type_name = "emc6d103s";
<------><------><------>break;
<------><------>}
<------>}
 
<------>if (!type_name)
<------><------>return -ENODEV;
 
<------>strlcpy(info->type, type_name, I2C_NAME_SIZE);
 
<------>return 0;
}
 
static const struct i2c_device_id lm85_id[];
 
static int lm85_probe(struct i2c_client *client)
{
<------>struct device *dev = &client->dev;
<------>struct device *hwmon_dev;
<------>struct lm85_data *data;
<------>int idx = 0;
 
<------>data = devm_kzalloc(dev, sizeof(struct lm85_data), GFP_KERNEL);
<------>if (!data)
<------><------>return -ENOMEM;
 
<------>data->client = client;
<------>if (client->dev.of_node)
<------><------>data->type = (enum chips)of_device_get_match_data(&client->dev);
<------>else
<------><------>data->type = i2c_match_id(lm85_id, client)->driver_data;
<------>mutex_init(&data->update_lock);
 
<------>/* Fill in the chip specific driver values */
<------>switch (data->type) {
<------>case adm1027:
<------>case adt7463:
<------>case adt7468:
<------>case emc6d100:
<------>case emc6d102:
<------>case emc6d103:
<------>case emc6d103s:
<------><------>data->freq_map = adm1027_freq_map;
<------><------>data->freq_map_size = ARRAY_SIZE(adm1027_freq_map);
<------><------>break;
<------>case lm96000:
<------><------>data->freq_map = lm96000_freq_map;
<------><------>data->freq_map_size = ARRAY_SIZE(lm96000_freq_map);
<------><------>break;
<------>default:
<------><------>data->freq_map = lm85_freq_map;
<------><------>data->freq_map_size = ARRAY_SIZE(lm85_freq_map);
<------>}
 
<------>/* Set the VRM version */
<------>data->vrm = vid_which_vrm();
 
<------>/* Initialize the LM85 chip */
<------>lm85_init_client(client);
 
<------>/* sysfs hooks */
<------>data->groups[idx++] = &lm85_group;
 
<------>/* minctl and temp_off exist on all chips except emc6d103s */
<------>if (data->type != emc6d103s) {
<------><------>data->groups[idx++] = &lm85_group_minctl;
<------><------>data->groups[idx++] = &lm85_group_temp_off;
<------>}
 
<------>/*
<------> * The ADT7463/68 have an optional VRM 10 mode where pin 21 is used
<------> * as a sixth digital VID input rather than an analog input.
<------> */
<------>if (data->type == adt7463 || data->type == adt7468) {
<------><------>u8 vid = lm85_read_value(client, LM85_REG_VID);
<------><------>if (vid & 0x80)
<------><------><------>data->has_vid5 = true;
<------>}
 
<------>if (!data->has_vid5)
<------><------>data->groups[idx++] = &lm85_group_in4;
 
<------>/* The EMC6D100 has 3 additional voltage inputs */
<------>if (data->type == emc6d100)
<------><------>data->groups[idx++] = &lm85_group_in567;
 
<------>hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,
<------><------><------><------><------><------><------>   data, data->groups);
<------>return PTR_ERR_OR_ZERO(hwmon_dev);
}
 
static const struct i2c_device_id lm85_id[] = {
<------>{ "adm1027", adm1027 },
<------>{ "adt7463", adt7463 },
<------>{ "adt7468", adt7468 },
<------>{ "lm85", lm85 },
<------>{ "lm85b", lm85 },
<------>{ "lm85c", lm85 },
<------>{ "lm96000", lm96000 },
<------>{ "emc6d100", emc6d100 },
<------>{ "emc6d101", emc6d100 },
<------>{ "emc6d102", emc6d102 },
<------>{ "emc6d103", emc6d103 },
<------>{ "emc6d103s", emc6d103s },
<------>{ }
};
MODULE_DEVICE_TABLE(i2c, lm85_id);
 
static const struct of_device_id __maybe_unused lm85_of_match[] = {
<------>{
<------><------>.compatible = "adi,adm1027",
<------><------>.data = (void *)adm1027
<------>},
<------>{
<------><------>.compatible = "adi,adt7463",
<------><------>.data = (void *)adt7463
<------>},
<------>{
<------><------>.compatible = "adi,adt7468",
<------><------>.data = (void *)adt7468
<------>},
<------>{
<------><------>.compatible = "national,lm85",
<------><------>.data = (void *)lm85
<------>},
<------>{
<------><------>.compatible = "national,lm85b",
<------><------>.data = (void *)lm85
<------>},
<------>{
<------><------>.compatible = "national,lm85c",
<------><------>.data = (void *)lm85
<------>},
<------>{
<------><------>.compatible = "ti,lm96000",
<------><------>.data = (void *)lm96000
<------>},
<------>{
<------><------>.compatible = "smsc,emc6d100",
<------><------>.data = (void *)emc6d100
<------>},
<------>{
<------><------>.compatible = "smsc,emc6d101",
<------><------>.data = (void *)emc6d100
<------>},
<------>{
<------><------>.compatible = "smsc,emc6d102",
<------><------>.data = (void *)emc6d102
<------>},
<------>{
<------><------>.compatible = "smsc,emc6d103",
<------><------>.data = (void *)emc6d103
<------>},
<------>{
<------><------>.compatible = "smsc,emc6d103s",
<------><------>.data = (void *)emc6d103s
<------>},
<------>{ },
};
MODULE_DEVICE_TABLE(of, lm85_of_match);
 
static struct i2c_driver lm85_driver = {
<------>.class		= I2C_CLASS_HWMON,
<------>.driver = {
<------><------>.name   = "lm85",
<------><------>.of_match_table = of_match_ptr(lm85_of_match),
<------>},
<------>.probe_new	= lm85_probe,
<------>.id_table	= lm85_id,
<------>.detect		= lm85_detect,
<------>.address_list	= normal_i2c,
};
 
module_i2c_driver(lm85_driver);
 
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, "
<------>"Margit Schubert-While <margitsw@t-online.de>, "
<------>"Justin Thiessen <jthiessen@penguincomputing.com>");
MODULE_DESCRIPTION("LM85-B, LM85-C driver");
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