* Copyright (C) 2007-2008, Advanced Micro Devices, Inc.
* Copyright (C) 2008 Jordan Crouse <jordan@cosmicpenguin.net>
* Copyright (C) 2008 Hans de Goede <hdegoede@redhat.com>
-
+ * Copyright (C) 2009 Jean Delvare <khali@linux-fr.org>
+ *
* Derived from the lm83 driver by Jean Delvare
*
* This program is free software; you can redistribute it and/or modify
/* 7475 Common Registers */
+#define REG_VTT 0x1E /* ADT7490 only */
+#define REG_EXTEND3 0x1F /* ADT7490 only */
+
#define REG_VOLTAGE_BASE 0x20
#define REG_TEMP_BASE 0x25
#define REG_TACH_BASE 0x28
#define REG_CONFIG5 0x7C
#define REG_CONFIG4 0x7D
+#define REG_STATUS4 0x81 /* ADT7490 only */
+
+#define REG_VTT_MIN 0x84 /* ADT7490 only */
+#define REG_VTT_MAX 0x86 /* ADT7490 only */
+
#define CONFIG4_MAXDUTY 0x08
#define CONFIG5_TWOSCOMP 0x01
static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
-I2C_CLIENT_INSMOD_2(adt7473, adt7475);
+I2C_CLIENT_INSMOD_3(adt7473, adt7475, adt7490);
static const struct i2c_device_id adt7475_id[] = {
{ "adt7473", adt7473 },
{ "adt7475", adt7475 },
+ { "adt7490", adt7490 },
{ }
};
MODULE_DEVICE_TABLE(i2c, adt7475_id);
u8 config4;
u8 config5;
u8 has_voltage;
- u16 alarms;
+ u32 alarms;
u16 voltage[3][6];
u16 temp[7][3];
u16 tach[2][4];
data->voltage[sattr->nr][sattr->index] = volt2reg(sattr->index, val);
- if (sattr->nr == MIN)
- reg = VOLTAGE_MIN_REG(sattr->index);
- else
- reg = VOLTAGE_MAX_REG(sattr->index);
+ if (sattr->index < ADT7475_VOLTAGE_COUNT) {
+ if (sattr->nr == MIN)
+ reg = VOLTAGE_MIN_REG(sattr->index);
+ else
+ reg = VOLTAGE_MAX_REG(sattr->index);
+ } else {
+ if (sattr->nr == MIN)
+ reg = REG_VTT_MIN;
+ else
+ reg = REG_VTT_MAX;
+ }
i2c_smbus_write_byte_data(client, reg,
data->voltage[sattr->nr][sattr->index] >> 2);
return count;
}
+static SENSOR_DEVICE_ATTR_2(in0_input, S_IRUGO, show_voltage, NULL, INPUT, 0);
+static SENSOR_DEVICE_ATTR_2(in0_max, S_IRUGO | S_IWUSR, show_voltage,
+ set_voltage, MAX, 0);
+static SENSOR_DEVICE_ATTR_2(in0_min, S_IRUGO | S_IWUSR, show_voltage,
+ set_voltage, MIN, 0);
+static SENSOR_DEVICE_ATTR_2(in0_alarm, S_IRUGO, show_voltage, NULL, ALARM, 0);
static SENSOR_DEVICE_ATTR_2(in1_input, S_IRUGO, show_voltage, NULL, INPUT, 1);
static SENSOR_DEVICE_ATTR_2(in1_max, S_IRUGO | S_IWUSR, show_voltage,
set_voltage, MAX, 1);
static SENSOR_DEVICE_ATTR_2(in2_min, S_IRUGO | S_IWUSR, show_voltage,
set_voltage, MIN, 2);
static SENSOR_DEVICE_ATTR_2(in2_alarm, S_IRUGO, show_voltage, NULL, ALARM, 2);
+static SENSOR_DEVICE_ATTR_2(in3_input, S_IRUGO, show_voltage, NULL, INPUT, 3);
+static SENSOR_DEVICE_ATTR_2(in3_max, S_IRUGO | S_IWUSR, show_voltage,
+ set_voltage, MAX, 3);
+static SENSOR_DEVICE_ATTR_2(in3_min, S_IRUGO | S_IWUSR, show_voltage,
+ set_voltage, MIN, 3);
+static SENSOR_DEVICE_ATTR_2(in3_alarm, S_IRUGO, show_voltage, NULL, ALARM, 3);
+static SENSOR_DEVICE_ATTR_2(in4_input, S_IRUGO, show_voltage, NULL, INPUT, 4);
+static SENSOR_DEVICE_ATTR_2(in4_max, S_IRUGO | S_IWUSR, show_voltage,
+ set_voltage, MAX, 4);
+static SENSOR_DEVICE_ATTR_2(in4_min, S_IRUGO | S_IWUSR, show_voltage,
+ set_voltage, MIN, 4);
+static SENSOR_DEVICE_ATTR_2(in4_alarm, S_IRUGO, show_voltage, NULL, ALARM, 8);
+static SENSOR_DEVICE_ATTR_2(in5_input, S_IRUGO, show_voltage, NULL, INPUT, 5);
+static SENSOR_DEVICE_ATTR_2(in5_max, S_IRUGO | S_IWUSR, show_voltage,
+ set_voltage, MAX, 5);
+static SENSOR_DEVICE_ATTR_2(in5_min, S_IRUGO | S_IWUSR, show_voltage,
+ set_voltage, MIN, 5);
+static SENSOR_DEVICE_ATTR_2(in5_alarm, S_IRUGO, show_voltage, NULL, ALARM, 31);
static SENSOR_DEVICE_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, INPUT, 0);
static SENSOR_DEVICE_ATTR_2(temp1_alarm, S_IRUGO, show_temp, NULL, ALARM, 0);
static SENSOR_DEVICE_ATTR_2(temp1_fault, S_IRUGO, show_temp, NULL, FAULT, 0);
NULL,
};
+/* Attributes specific to the ADT7490 */
+static struct attribute *adt7490_attrs[] = {
+ &sensor_dev_attr_in0_input.dev_attr.attr,
+ &sensor_dev_attr_in0_max.dev_attr.attr,
+ &sensor_dev_attr_in0_min.dev_attr.attr,
+ &sensor_dev_attr_in0_alarm.dev_attr.attr,
+ &sensor_dev_attr_in3_input.dev_attr.attr,
+ &sensor_dev_attr_in3_max.dev_attr.attr,
+ &sensor_dev_attr_in3_min.dev_attr.attr,
+ &sensor_dev_attr_in3_alarm.dev_attr.attr,
+ &sensor_dev_attr_in4_input.dev_attr.attr,
+ &sensor_dev_attr_in4_max.dev_attr.attr,
+ &sensor_dev_attr_in4_min.dev_attr.attr,
+ &sensor_dev_attr_in4_alarm.dev_attr.attr,
+ &sensor_dev_attr_in5_input.dev_attr.attr,
+ &sensor_dev_attr_in5_max.dev_attr.attr,
+ &sensor_dev_attr_in5_min.dev_attr.attr,
+ &sensor_dev_attr_in5_alarm.dev_attr.attr,
+ NULL
+};
+
static struct attribute_group adt7475_attr_group = { .attrs = adt7475_attrs };
+static struct attribute_group adt7490_attr_group = { .attrs = adt7490_attrs };
static int adt7475_detect(struct i2c_client *client, int kind,
struct i2c_board_info *info)
name = "adt7473";
else if (devid == 0x75 && client->addr == 0x2e)
name = "adt7475";
+ else if ((devid2 & 0xfc) == 0x6c)
+ name = "adt7490";
else {
dev_dbg(&adapter->dev,
- "Couldn't detect an ADT7473 or ADT7475 part at "
+ "Couldn't detect an ADT7473/75/90 part at "
"0x%02x\n", (unsigned int)client->addr);
return -ENODEV;
}
/* Initialize device-specific values */
switch (id->driver_data) {
+ case adt7490:
+ data->has_voltage = 0x3f; /* in0 to in5 */
+ break;
default:
data->has_voltage = 0x06; /* in1, in2 */
}
if (ret)
goto efree;
+ if (id->driver_data == adt7490) {
+ ret = sysfs_create_group(&client->dev.kobj,
+ &adt7490_attr_group);
+ if (ret)
+ goto eremove;
+ }
+
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
ret = PTR_ERR(data->hwmon_dev);
eremove:
sysfs_remove_group(&client->dev.kobj, &adt7475_attr_group);
+ if (data->has_voltage & 0x39)
+ sysfs_remove_group(&client->dev.kobj, &adt7490_attr_group);
efree:
kfree(data);
return ret;
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &adt7475_attr_group);
+ if (data->has_voltage & 0x39)
+ sysfs_remove_group(&client->dev.kobj, &adt7490_attr_group);
kfree(data);
return 0;
{
struct i2c_client *client = to_i2c_client(dev);
struct adt7475_data *data = i2c_get_clientdata(client);
- u8 ext;
+ u16 ext;
int i;
mutex_lock(&data->lock);
data->alarms = adt7475_read(REG_STATUS2) << 8;
data->alarms |= adt7475_read(REG_STATUS1);
- ext = adt7475_read(REG_EXTEND1);
+ ext = (adt7475_read(REG_EXTEND2) << 8) |
+ adt7475_read(REG_EXTEND1);
for (i = 0; i < ADT7475_VOLTAGE_COUNT; i++) {
if (!(data->has_voltage & (1 << i)))
continue;
((ext >> (i * 2)) & 3);
}
- ext = adt7475_read(REG_EXTEND2);
for (i = 0; i < ADT7475_TEMP_COUNT; i++)
data->temp[INPUT][i] =
(adt7475_read(TEMP_REG(i)) << 2) |
- ((ext >> ((i + 1) * 2)) & 3);
+ ((ext >> ((i + 5) * 2)) & 3);
+
+ if (data->has_voltage & (1 << 5)) {
+ data->alarms |= adt7475_read(REG_STATUS4) << 24;
+ ext = adt7475_read(REG_EXTEND3);
+ data->voltage[INPUT][5] = adt7475_read(REG_VTT) << 2 |
+ ((ext >> 4) & 3);
+ }
for (i = 0; i < ADT7475_TACH_COUNT; i++)
data->tach[INPUT][i] =
adt7475_read(VOLTAGE_MAX_REG(i)) << 2;
}
+ if (data->has_voltage & (1 << 5)) {
+ data->voltage[MIN][5] = adt7475_read(REG_VTT_MIN) << 2;
+ data->voltage[MAX][5] = adt7475_read(REG_VTT_MAX) << 2;
+ }
+
for (i = 0; i < ADT7475_TEMP_COUNT; i++) {
/* Adjust values so they match the input precision */
data->temp[MIN][i] =