Adds support for emc1412.
---
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 90ec117..47a98a7 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -40,7 +40,7 @@
struct thermal_data {
struct i2c_client *client;
- const struct attribute_group *groups[3];
+ const struct attribute_group *groups[2];
struct mutex mutex;
/*
* Cache the hyst value so we don't keep re-reading it. In theory
@@ -252,6 +252,28 @@ static SENSOR_DEVICE_ATTR(temp4_crit_hyst, S_IRUGO | S_IWUSR,
static SENSOR_DEVICE_ATTR_2(power_state, S_IRUGO | S_IWUSR,
show_bit, store_bit, 0x03, 0x40);
+
+static struct attribute *emc1412_attrs[] = {
+ &sensor_dev_attr_temp1_min.dev_attr.attr,
+ &sensor_dev_attr_temp1_max.dev_attr.attr,
+ &sensor_dev_attr_temp1_crit.dev_attr.attr,
+ &sensor_dev_attr_temp1_input.dev_attr.attr,
+ &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr,
+
+ &sensor_dev_attr_temp2_min.dev_attr.attr,
+ &sensor_dev_attr_temp2_max.dev_attr.attr,
+ &sensor_dev_attr_temp2_crit.dev_attr.attr,
+ &sensor_dev_attr_temp2_input.dev_attr.attr,
+ &sensor_dev_attr_temp2_crit_hyst.dev_attr.attr,
+
+ &sensor_dev_attr_power_state.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group emc1412_group = {
+ .attrs = emc1412_attrs,
+};
+
static struct attribute *emc1403_attrs[] = {
&sensor_dev_attr_temp1_min.dev_attr.attr,
&sensor_dev_attr_temp1_max.dev_attr.attr,
@@ -261,6 +283,7 @@ static struct attribute *emc1403_attrs[] = {
&sensor_dev_attr_temp1_max_alarm.dev_attr.attr,
&sensor_dev_attr_temp1_crit_alarm.dev_attr.attr,
&sensor_dev_attr_temp1_crit_hyst.dev_attr.attr,
+
&sensor_dev_attr_temp2_min.dev_attr.attr,
&sensor_dev_attr_temp2_max.dev_attr.attr,
&sensor_dev_attr_temp2_crit.dev_attr.attr,
@@ -269,6 +292,7 @@ static struct attribute *emc1403_attrs[] = {
&sensor_dev_attr_temp2_max_alarm.dev_attr.attr,
&sensor_dev_attr_temp2_crit_alarm.dev_attr.attr,
&sensor_dev_attr_temp2_crit_hyst.dev_attr.attr,
+
&sensor_dev_attr_temp3_min.dev_attr.attr,
&sensor_dev_attr_temp3_max.dev_attr.attr,
&sensor_dev_attr_temp3_crit.dev_attr.attr,
@@ -277,6 +301,7 @@ static struct attribute *emc1403_attrs[] = {
&sensor_dev_attr_temp3_max_alarm.dev_attr.attr,
&sensor_dev_attr_temp3_crit_alarm.dev_attr.attr,
&sensor_dev_attr_temp3_crit_hyst.dev_attr.attr,
+
&sensor_dev_attr_power_state.dev_attr.attr,
NULL
};
@@ -286,6 +311,33 @@ static const struct attribute_group emc1403_group = {
};
static struct attribute *emc1404_attrs[] = {
+ &sensor_dev_attr_temp1_min.dev_attr.attr,
+ &sensor_dev_attr_temp1_max.dev_attr.attr,
+ &sensor_dev_attr_temp1_crit.dev_attr.attr,
+ &sensor_dev_attr_temp1_input.dev_attr.attr,
+ &sensor_dev_attr_temp1_min_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_max_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_crit_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr,
+
+ &sensor_dev_attr_temp2_min.dev_attr.attr,
+ &sensor_dev_attr_temp2_max.dev_attr.attr,
+ &sensor_dev_attr_temp2_crit.dev_attr.attr,
+ &sensor_dev_attr_temp2_input.dev_attr.attr,
+ &sensor_dev_attr_temp2_min_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp2_max_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp2_crit_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp2_crit_hyst.dev_attr.attr,
+
+ &sensor_dev_attr_temp3_min.dev_attr.attr,
+ &sensor_dev_attr_temp3_max.dev_attr.attr,
+ &sensor_dev_attr_temp3_crit.dev_attr.attr,
+ &sensor_dev_attr_temp3_input.dev_attr.attr,
+ &sensor_dev_attr_temp3_min_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp3_max_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp3_crit_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp3_crit_hyst.dev_attr.attr,
+
&sensor_dev_attr_temp4_min.dev_attr.attr,
&sensor_dev_attr_temp4_max.dev_attr.attr,
&sensor_dev_attr_temp4_crit.dev_attr.attr,
@@ -294,6 +346,8 @@ static struct attribute *emc1404_attrs[] = {
&sensor_dev_attr_temp4_max_alarm.dev_attr.attr,
&sensor_dev_attr_temp4_crit_alarm.dev_attr.attr,
&sensor_dev_attr_temp4_crit_hyst.dev_attr.attr,
+
+ &sensor_dev_attr_power_state.dev_attr.attr,
NULL
};
@@ -301,11 +355,13 @@ static const struct attribute_group emc1404_group = {
.attrs = emc1404_attrs,
};
+
+
static int emc1403_detect(struct i2c_client *client,
struct i2c_board_info *info)
{
int id;
- /* Check if thermal chip is SMSC and EMC1403 or EMC1423 */
+ /* Check whether the chip is SMSC and get its type */
id = i2c_smbus_read_byte_data(client, THERMAL_SMSC_ID_REG);
if (id != 0x5d)
@@ -313,6 +369,9 @@ static int emc1403_detect(struct i2c_client *client,
id = i2c_smbus_read_byte_data(client, THERMAL_PID_REG);
switch (id) {
+ case 0x20:
+ strlcpy(info->type, "emc1412", I2C_NAME_SIZE);
+ break;
case 0x21:
strlcpy(info->type, "emc1403", I2C_NAME_SIZE);
break;
@@ -330,9 +389,9 @@ static int emc1403_detect(struct i2c_client *client,
}
id = i2c_smbus_read_byte_data(client, THERMAL_REVISION_REG);
- if (id != 0x01)
+ if (id != 0x01 && id != 0x04) {
return -ENODEV;
-
+ }
return 0;
}
@@ -351,9 +410,17 @@ static int emc1403_probe(struct i2c_client *client,
mutex_init(&data->mutex);
data->hyst_valid = jiffies - 1; /* Expired */
- data->groups[0] = &emc1403_group;
- if (id->driver_data)
- data->groups[1] = &emc1404_group;
+ switch (id->driver_data) {
+ case 0:
+ data->groups[0] = &emc1412_group;
+ break;
+ case 1:
+ data->groups[0] = &emc1403_group;
+ break;
+ case 2:
+ data->groups[0] = &emc1404_group;
+ break;
+ }
hwmon_dev = hwmon_device_register_with_groups(&client->dev,
client->name, data,
@@ -366,14 +433,19 @@ static int emc1403_probe(struct i2c_client *client,
}
static const unsigned short emc1403_address_list[] = {
- 0x18, 0x29, 0x4c, 0x4d, I2C_CLIENT_END
+ /* emc1403/emc1404/emc1423/emc1424 */
+ 0x4c, 0x4d, 0x18, 0x29,
+ /* emc1412 */
+ 0x5c, 0x4c, 0x6c, 0x1c, 0x3c, I2C_CLIENT_END
};
+/* Last number in name indicates the amount of channels */
static const struct i2c_device_id emc1403_idtable[] = {
- { "emc1403", 0 },
- { "emc1404", 1 },
- { "emc1423", 0 },
- { "emc1424", 1 },
+ { "emc1412", 0 },
+ { "emc1403", 1 },
+ { "emc1423", 1 },
+ { "emc1404", 2 },
+ { "emc1424", 2 },
{ }
};
MODULE_DEVICE_TABLE(i2c, emc1403_idtable);
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