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hwmon: (ltc4245) Clear faults at startup

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When power is applied to the ltc4245 chip it sometimes reports spurious
faults, which are exposed as alarms in the hwmon output. Clear the fault
register when the driver is installed to clear the alarms.

Signed-off-by: Ira W. Snyder <[email protected]>
Signed-off-by: Jean Delvare <[email protected]>
This commit is contained in:
Ira W. Snyder 2009-09-23 22:59:44 +02:00 • committed by Jean Delvare
commit 58f055e531
1 changed files with 2 additions and 1 deletions
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3
drivers/hwmon/ltc4245.c
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@ -382,7 +382,8 @@ static int ltc4245_probe(struct i2c_client *client,
mutex_init(&data->update_lock);
/* Initialize the LTC4245 chip */
/* TODO */
i2c_smbus_write_byte_data(client, LTC4245_FAULT1, 0x00);
i2c_smbus_write_byte_data(client, LTC4245_FAULT2, 0x00);
/* Register sysfs hooks */
ret = sysfs_create_group(&client->dev.kobj, &ltc4245_group);