581 lines
14 KiB
C
581 lines
14 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* Hardware monitoring driver for LM25056 / LM25066 / LM5064 / LM5066
|
|
*
|
|
* Copyright (c) 2011 Ericsson AB.
|
|
* Copyright (c) 2013 Guenter Roeck
|
|
*/
|
|
|
|
#include <linux/bitops.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/module.h>
|
|
#include <linux/init.h>
|
|
#include <linux/err.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/log2.h>
|
|
#include <linux/of_device.h>
|
|
#include "pmbus.h"
|
|
|
|
enum chips { lm25056, lm25066, lm5064, lm5066, lm5066i };
|
|
|
|
#define LM25066_READ_VAUX 0xd0
|
|
#define LM25066_MFR_READ_IIN 0xd1
|
|
#define LM25066_MFR_READ_PIN 0xd2
|
|
#define LM25066_MFR_IIN_OC_WARN_LIMIT 0xd3
|
|
#define LM25066_MFR_PIN_OP_WARN_LIMIT 0xd4
|
|
#define LM25066_READ_PIN_PEAK 0xd5
|
|
#define LM25066_CLEAR_PIN_PEAK 0xd6
|
|
#define LM25066_DEVICE_SETUP 0xd9
|
|
#define LM25066_READ_AVG_VIN 0xdc
|
|
#define LM25066_SAMPLES_FOR_AVG 0xdb
|
|
#define LM25066_READ_AVG_VOUT 0xdd
|
|
#define LM25066_READ_AVG_IIN 0xde
|
|
#define LM25066_READ_AVG_PIN 0xdf
|
|
|
|
#define LM25066_DEV_SETUP_CL BIT(4) /* Current limit */
|
|
|
|
#define LM25066_SAMPLES_FOR_AVG_MAX 4096
|
|
|
|
/* LM25056 only */
|
|
|
|
#define LM25056_VAUX_OV_WARN_LIMIT 0xe3
|
|
#define LM25056_VAUX_UV_WARN_LIMIT 0xe4
|
|
|
|
#define LM25056_MFR_STS_VAUX_OV_WARN BIT(1)
|
|
#define LM25056_MFR_STS_VAUX_UV_WARN BIT(0)
|
|
|
|
struct __coeff {
|
|
short m, b, R;
|
|
};
|
|
|
|
#define PSC_CURRENT_IN_L (PSC_NUM_CLASSES)
|
|
#define PSC_POWER_L (PSC_NUM_CLASSES + 1)
|
|
|
|
static const struct __coeff lm25066_coeff[][PSC_NUM_CLASSES + 2] = {
|
|
[lm25056] = {
|
|
[PSC_VOLTAGE_IN] = {
|
|
.m = 16296,
|
|
.b = 1343,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN] = {
|
|
.m = 13797,
|
|
.b = -1833,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN_L] = {
|
|
.m = 6726,
|
|
.b = -537,
|
|
.R = -2,
|
|
},
|
|
[PSC_POWER] = {
|
|
.m = 5501,
|
|
.b = -2908,
|
|
.R = -3,
|
|
},
|
|
[PSC_POWER_L] = {
|
|
.m = 26882,
|
|
.b = -5646,
|
|
.R = -4,
|
|
},
|
|
[PSC_TEMPERATURE] = {
|
|
.m = 1580,
|
|
.b = -14500,
|
|
.R = -2,
|
|
},
|
|
},
|
|
[lm25066] = {
|
|
[PSC_VOLTAGE_IN] = {
|
|
.m = 22070,
|
|
.b = -1800,
|
|
.R = -2,
|
|
},
|
|
[PSC_VOLTAGE_OUT] = {
|
|
.m = 22070,
|
|
.b = -1800,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN] = {
|
|
.m = 13661,
|
|
.b = -5200,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN_L] = {
|
|
.m = 6854,
|
|
.b = -3100,
|
|
.R = -2,
|
|
},
|
|
[PSC_POWER] = {
|
|
.m = 736,
|
|
.b = -3300,
|
|
.R = -2,
|
|
},
|
|
[PSC_POWER_L] = {
|
|
.m = 369,
|
|
.b = -1900,
|
|
.R = -2,
|
|
},
|
|
[PSC_TEMPERATURE] = {
|
|
.m = 16,
|
|
},
|
|
},
|
|
[lm5064] = {
|
|
[PSC_VOLTAGE_IN] = {
|
|
.m = 4611,
|
|
.b = -642,
|
|
.R = -2,
|
|
},
|
|
[PSC_VOLTAGE_OUT] = {
|
|
.m = 4621,
|
|
.b = 423,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN] = {
|
|
.m = 10742,
|
|
.b = 1552,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN_L] = {
|
|
.m = 5456,
|
|
.b = 2118,
|
|
.R = -2,
|
|
},
|
|
[PSC_POWER] = {
|
|
.m = 1204,
|
|
.b = 8524,
|
|
.R = -3,
|
|
},
|
|
[PSC_POWER_L] = {
|
|
.m = 612,
|
|
.b = 11202,
|
|
.R = -3,
|
|
},
|
|
[PSC_TEMPERATURE] = {
|
|
.m = 16,
|
|
},
|
|
},
|
|
[lm5066] = {
|
|
[PSC_VOLTAGE_IN] = {
|
|
.m = 4587,
|
|
.b = -1200,
|
|
.R = -2,
|
|
},
|
|
[PSC_VOLTAGE_OUT] = {
|
|
.m = 4587,
|
|
.b = -2400,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN] = {
|
|
.m = 10753,
|
|
.b = -1200,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN_L] = {
|
|
.m = 5405,
|
|
.b = -600,
|
|
.R = -2,
|
|
},
|
|
[PSC_POWER] = {
|
|
.m = 1204,
|
|
.b = -6000,
|
|
.R = -3,
|
|
},
|
|
[PSC_POWER_L] = {
|
|
.m = 605,
|
|
.b = -8000,
|
|
.R = -3,
|
|
},
|
|
[PSC_TEMPERATURE] = {
|
|
.m = 16,
|
|
},
|
|
},
|
|
[lm5066i] = {
|
|
[PSC_VOLTAGE_IN] = {
|
|
.m = 4617,
|
|
.b = -140,
|
|
.R = -2,
|
|
},
|
|
[PSC_VOLTAGE_OUT] = {
|
|
.m = 4602,
|
|
.b = 500,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN] = {
|
|
.m = 15076,
|
|
.b = -504,
|
|
.R = -2,
|
|
},
|
|
[PSC_CURRENT_IN_L] = {
|
|
.m = 7645,
|
|
.b = 100,
|
|
.R = -2,
|
|
},
|
|
[PSC_POWER] = {
|
|
.m = 1701,
|
|
.b = -4000,
|
|
.R = -3,
|
|
},
|
|
[PSC_POWER_L] = {
|
|
.m = 861,
|
|
.b = -965,
|
|
.R = -3,
|
|
},
|
|
[PSC_TEMPERATURE] = {
|
|
.m = 16,
|
|
},
|
|
},
|
|
};
|
|
|
|
struct lm25066_data {
|
|
int id;
|
|
u16 rlimit; /* Maximum register value */
|
|
struct pmbus_driver_info info;
|
|
};
|
|
|
|
#define to_lm25066_data(x) container_of(x, struct lm25066_data, info)
|
|
|
|
static int lm25066_read_word_data(struct i2c_client *client, int page,
|
|
int phase, int reg)
|
|
{
|
|
const struct pmbus_driver_info *info = pmbus_get_driver_info(client);
|
|
const struct lm25066_data *data = to_lm25066_data(info);
|
|
int ret;
|
|
|
|
switch (reg) {
|
|
case PMBUS_VIRT_READ_VMON:
|
|
ret = pmbus_read_word_data(client, 0, 0xff, LM25066_READ_VAUX);
|
|
if (ret < 0)
|
|
break;
|
|
/* Adjust returned value to match VIN coefficients */
|
|
switch (data->id) {
|
|
case lm25056:
|
|
/* VIN: 6.14 mV VAUX: 293 uV LSB */
|
|
ret = DIV_ROUND_CLOSEST(ret * 293, 6140);
|
|
break;
|
|
case lm25066:
|
|
/* VIN: 4.54 mV VAUX: 283.2 uV LSB */
|
|
ret = DIV_ROUND_CLOSEST(ret * 2832, 45400);
|
|
break;
|
|
case lm5064:
|
|
/* VIN: 4.53 mV VAUX: 700 uV LSB */
|
|
ret = DIV_ROUND_CLOSEST(ret * 70, 453);
|
|
break;
|
|
case lm5066:
|
|
case lm5066i:
|
|
/* VIN: 2.18 mV VAUX: 725 uV LSB */
|
|
ret = DIV_ROUND_CLOSEST(ret * 725, 2180);
|
|
break;
|
|
}
|
|
break;
|
|
case PMBUS_READ_IIN:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_MFR_READ_IIN);
|
|
break;
|
|
case PMBUS_READ_PIN:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_MFR_READ_PIN);
|
|
break;
|
|
case PMBUS_IIN_OC_WARN_LIMIT:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_MFR_IIN_OC_WARN_LIMIT);
|
|
break;
|
|
case PMBUS_PIN_OP_WARN_LIMIT:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_MFR_PIN_OP_WARN_LIMIT);
|
|
break;
|
|
case PMBUS_VIRT_READ_VIN_AVG:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_READ_AVG_VIN);
|
|
break;
|
|
case PMBUS_VIRT_READ_VOUT_AVG:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_READ_AVG_VOUT);
|
|
break;
|
|
case PMBUS_VIRT_READ_IIN_AVG:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_READ_AVG_IIN);
|
|
break;
|
|
case PMBUS_VIRT_READ_PIN_AVG:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_READ_AVG_PIN);
|
|
break;
|
|
case PMBUS_VIRT_READ_PIN_MAX:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25066_READ_PIN_PEAK);
|
|
break;
|
|
case PMBUS_VIRT_RESET_PIN_HISTORY:
|
|
ret = 0;
|
|
break;
|
|
case PMBUS_VIRT_SAMPLES:
|
|
ret = pmbus_read_byte_data(client, 0, LM25066_SAMPLES_FOR_AVG);
|
|
if (ret < 0)
|
|
break;
|
|
ret = 1 << ret;
|
|
break;
|
|
default:
|
|
ret = -ENODATA;
|
|
break;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int lm25056_read_word_data(struct i2c_client *client, int page,
|
|
int phase, int reg)
|
|
{
|
|
int ret;
|
|
|
|
switch (reg) {
|
|
case PMBUS_VIRT_VMON_UV_WARN_LIMIT:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25056_VAUX_UV_WARN_LIMIT);
|
|
if (ret < 0)
|
|
break;
|
|
/* Adjust returned value to match VIN coefficients */
|
|
ret = DIV_ROUND_CLOSEST(ret * 293, 6140);
|
|
break;
|
|
case PMBUS_VIRT_VMON_OV_WARN_LIMIT:
|
|
ret = pmbus_read_word_data(client, 0, 0xff,
|
|
LM25056_VAUX_OV_WARN_LIMIT);
|
|
if (ret < 0)
|
|
break;
|
|
/* Adjust returned value to match VIN coefficients */
|
|
ret = DIV_ROUND_CLOSEST(ret * 293, 6140);
|
|
break;
|
|
default:
|
|
ret = lm25066_read_word_data(client, page, phase, reg);
|
|
break;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int lm25056_read_byte_data(struct i2c_client *client, int page, int reg)
|
|
{
|
|
int ret, s;
|
|
|
|
switch (reg) {
|
|
case PMBUS_VIRT_STATUS_VMON:
|
|
ret = pmbus_read_byte_data(client, 0,
|
|
PMBUS_STATUS_MFR_SPECIFIC);
|
|
if (ret < 0)
|
|
break;
|
|
s = 0;
|
|
if (ret & LM25056_MFR_STS_VAUX_UV_WARN)
|
|
s |= PB_VOLTAGE_UV_WARNING;
|
|
if (ret & LM25056_MFR_STS_VAUX_OV_WARN)
|
|
s |= PB_VOLTAGE_OV_WARNING;
|
|
ret = s;
|
|
break;
|
|
default:
|
|
ret = -ENODATA;
|
|
break;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int lm25066_write_word_data(struct i2c_client *client, int page, int reg,
|
|
u16 word)
|
|
{
|
|
const struct pmbus_driver_info *info = pmbus_get_driver_info(client);
|
|
const struct lm25066_data *data = to_lm25066_data(info);
|
|
int ret;
|
|
|
|
switch (reg) {
|
|
case PMBUS_POUT_OP_FAULT_LIMIT:
|
|
case PMBUS_POUT_OP_WARN_LIMIT:
|
|
case PMBUS_VOUT_UV_WARN_LIMIT:
|
|
case PMBUS_OT_FAULT_LIMIT:
|
|
case PMBUS_OT_WARN_LIMIT:
|
|
case PMBUS_IIN_OC_FAULT_LIMIT:
|
|
case PMBUS_VIN_UV_WARN_LIMIT:
|
|
case PMBUS_VIN_UV_FAULT_LIMIT:
|
|
case PMBUS_VIN_OV_FAULT_LIMIT:
|
|
case PMBUS_VIN_OV_WARN_LIMIT:
|
|
word = ((s16)word < 0) ? 0 : clamp_val(word, 0, data->rlimit);
|
|
ret = pmbus_write_word_data(client, 0, reg, word);
|
|
break;
|
|
case PMBUS_IIN_OC_WARN_LIMIT:
|
|
word = ((s16)word < 0) ? 0 : clamp_val(word, 0, data->rlimit);
|
|
ret = pmbus_write_word_data(client, 0,
|
|
LM25066_MFR_IIN_OC_WARN_LIMIT,
|
|
word);
|
|
break;
|
|
case PMBUS_PIN_OP_WARN_LIMIT:
|
|
word = ((s16)word < 0) ? 0 : clamp_val(word, 0, data->rlimit);
|
|
ret = pmbus_write_word_data(client, 0,
|
|
LM25066_MFR_PIN_OP_WARN_LIMIT,
|
|
word);
|
|
break;
|
|
case PMBUS_VIRT_VMON_UV_WARN_LIMIT:
|
|
/* Adjust from VIN coefficients (for LM25056) */
|
|
word = DIV_ROUND_CLOSEST((int)word * 6140, 293);
|
|
word = ((s16)word < 0) ? 0 : clamp_val(word, 0, data->rlimit);
|
|
ret = pmbus_write_word_data(client, 0,
|
|
LM25056_VAUX_UV_WARN_LIMIT, word);
|
|
break;
|
|
case PMBUS_VIRT_VMON_OV_WARN_LIMIT:
|
|
/* Adjust from VIN coefficients (for LM25056) */
|
|
word = DIV_ROUND_CLOSEST((int)word * 6140, 293);
|
|
word = ((s16)word < 0) ? 0 : clamp_val(word, 0, data->rlimit);
|
|
ret = pmbus_write_word_data(client, 0,
|
|
LM25056_VAUX_OV_WARN_LIMIT, word);
|
|
break;
|
|
case PMBUS_VIRT_RESET_PIN_HISTORY:
|
|
ret = pmbus_write_byte(client, 0, LM25066_CLEAR_PIN_PEAK);
|
|
break;
|
|
case PMBUS_VIRT_SAMPLES:
|
|
word = clamp_val(word, 1, LM25066_SAMPLES_FOR_AVG_MAX);
|
|
ret = pmbus_write_byte_data(client, 0, LM25066_SAMPLES_FOR_AVG,
|
|
ilog2(word));
|
|
break;
|
|
default:
|
|
ret = -ENODATA;
|
|
break;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
#if IS_ENABLED(CONFIG_SENSORS_LM25066_REGULATOR)
|
|
static const struct regulator_desc lm25066_reg_desc[] = {
|
|
PMBUS_REGULATOR("vout", 0),
|
|
};
|
|
#endif
|
|
|
|
static const struct i2c_device_id lm25066_id[] = {
|
|
{"lm25056", lm25056},
|
|
{"lm25066", lm25066},
|
|
{"lm5064", lm5064},
|
|
{"lm5066", lm5066},
|
|
{"lm5066i", lm5066i},
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(i2c, lm25066_id);
|
|
|
|
static const struct of_device_id __maybe_unused lm25066_of_match[] = {
|
|
{ .compatible = "ti,lm25056", .data = (void *)lm25056, },
|
|
{ .compatible = "ti,lm25066", .data = (void *)lm25066, },
|
|
{ .compatible = "ti,lm5064", .data = (void *)lm5064, },
|
|
{ .compatible = "ti,lm5066", .data = (void *)lm5066, },
|
|
{ .compatible = "ti,lm5066i", .data = (void *)lm5066i, },
|
|
{ },
|
|
};
|
|
MODULE_DEVICE_TABLE(of, lm25066_of_match);
|
|
|
|
static int lm25066_probe(struct i2c_client *client)
|
|
{
|
|
int config;
|
|
u32 shunt;
|
|
struct lm25066_data *data;
|
|
struct pmbus_driver_info *info;
|
|
const struct __coeff *coeff;
|
|
const struct of_device_id *of_id;
|
|
const struct i2c_device_id *i2c_id;
|
|
|
|
if (!i2c_check_functionality(client->adapter,
|
|
I2C_FUNC_SMBUS_READ_BYTE_DATA))
|
|
return -ENODEV;
|
|
|
|
data = devm_kzalloc(&client->dev, sizeof(struct lm25066_data),
|
|
GFP_KERNEL);
|
|
if (!data)
|
|
return -ENOMEM;
|
|
|
|
config = i2c_smbus_read_byte_data(client, LM25066_DEVICE_SETUP);
|
|
if (config < 0)
|
|
return config;
|
|
|
|
i2c_id = i2c_match_id(lm25066_id, client);
|
|
|
|
of_id = of_match_device(lm25066_of_match, &client->dev);
|
|
if (of_id && (unsigned long)of_id->data != i2c_id->driver_data)
|
|
dev_notice(&client->dev, "Device mismatch: %s in device tree, %s detected\n",
|
|
of_id->name, i2c_id->name);
|
|
|
|
data->id = i2c_id->driver_data;
|
|
info = &data->info;
|
|
|
|
info->pages = 1;
|
|
info->format[PSC_VOLTAGE_IN] = direct;
|
|
info->format[PSC_VOLTAGE_OUT] = direct;
|
|
info->format[PSC_CURRENT_IN] = direct;
|
|
info->format[PSC_TEMPERATURE] = direct;
|
|
info->format[PSC_POWER] = direct;
|
|
|
|
info->func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VMON
|
|
| PMBUS_HAVE_PIN | PMBUS_HAVE_IIN | PMBUS_HAVE_STATUS_INPUT
|
|
| PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP | PMBUS_HAVE_SAMPLES;
|
|
|
|
if (data->id == lm25056) {
|
|
info->func[0] |= PMBUS_HAVE_STATUS_VMON;
|
|
info->read_word_data = lm25056_read_word_data;
|
|
info->read_byte_data = lm25056_read_byte_data;
|
|
data->rlimit = 0x0fff;
|
|
} else {
|
|
info->func[0] |= PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT;
|
|
info->read_word_data = lm25066_read_word_data;
|
|
data->rlimit = 0x0fff;
|
|
}
|
|
info->write_word_data = lm25066_write_word_data;
|
|
|
|
coeff = &lm25066_coeff[data->id][0];
|
|
info->m[PSC_TEMPERATURE] = coeff[PSC_TEMPERATURE].m;
|
|
info->b[PSC_TEMPERATURE] = coeff[PSC_TEMPERATURE].b;
|
|
info->R[PSC_TEMPERATURE] = coeff[PSC_TEMPERATURE].R;
|
|
info->m[PSC_VOLTAGE_IN] = coeff[PSC_VOLTAGE_IN].m;
|
|
info->b[PSC_VOLTAGE_IN] = coeff[PSC_VOLTAGE_IN].b;
|
|
info->R[PSC_VOLTAGE_IN] = coeff[PSC_VOLTAGE_IN].R;
|
|
info->m[PSC_VOLTAGE_OUT] = coeff[PSC_VOLTAGE_OUT].m;
|
|
info->b[PSC_VOLTAGE_OUT] = coeff[PSC_VOLTAGE_OUT].b;
|
|
info->R[PSC_VOLTAGE_OUT] = coeff[PSC_VOLTAGE_OUT].R;
|
|
info->R[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN].R;
|
|
info->R[PSC_POWER] = coeff[PSC_POWER].R;
|
|
if (config & LM25066_DEV_SETUP_CL) {
|
|
info->m[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN_L].m;
|
|
info->b[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN_L].b;
|
|
info->m[PSC_POWER] = coeff[PSC_POWER_L].m;
|
|
info->b[PSC_POWER] = coeff[PSC_POWER_L].b;
|
|
} else {
|
|
info->m[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN].m;
|
|
info->b[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN].b;
|
|
info->m[PSC_POWER] = coeff[PSC_POWER].m;
|
|
info->b[PSC_POWER] = coeff[PSC_POWER].b;
|
|
}
|
|
|
|
/*
|
|
* Values in the TI datasheets are normalized for a 1mOhm sense
|
|
* resistor; assume that unless DT specifies a value explicitly.
|
|
*/
|
|
if (of_property_read_u32(client->dev.of_node, "shunt-resistor-micro-ohms", &shunt))
|
|
shunt = 1000;
|
|
|
|
info->m[PSC_CURRENT_IN] = info->m[PSC_CURRENT_IN] * shunt / 1000;
|
|
info->m[PSC_POWER] = info->m[PSC_POWER] * shunt / 1000;
|
|
|
|
#if IS_ENABLED(CONFIG_SENSORS_LM25066_REGULATOR)
|
|
/* LM25056 doesn't support OPERATION */
|
|
if (data->id != lm25056) {
|
|
info->num_regulators = ARRAY_SIZE(lm25066_reg_desc);
|
|
info->reg_desc = lm25066_reg_desc;
|
|
}
|
|
#endif
|
|
|
|
return pmbus_do_probe(client, info);
|
|
}
|
|
|
|
/* This is the driver that will be inserted */
|
|
static struct i2c_driver lm25066_driver = {
|
|
.driver = {
|
|
.name = "lm25066",
|
|
.of_match_table = of_match_ptr(lm25066_of_match),
|
|
},
|
|
.probe = lm25066_probe,
|
|
.id_table = lm25066_id,
|
|
};
|
|
|
|
module_i2c_driver(lm25066_driver);
|
|
|
|
MODULE_AUTHOR("Guenter Roeck");
|
|
MODULE_DESCRIPTION("PMBus driver for LM25066 and compatible chips");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_IMPORT_NS(PMBUS);
|