The adm1278 temperature sysfs attribute need it for one of the our openbmc platform . This functionality is not enabled by default, so PMON_CONFIG needs to be modified in order to enable it.
--- drivers/hwmon/pmbus/adm1275.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/hwmon/pmbus/adm1275.c b/drivers/hwmon/pmbus/adm1275.c index 5caa37fb..47b293d 100644 --- a/drivers/hwmon/pmbus/adm1275.c +++ b/drivers/hwmon/pmbus/adm1275.c @@ -681,6 +681,21 @@ static int adm1275_probe(struct i2c_client *client, } } + config = i2c_smbus_read_byte_data(client, ADM1275_PMON_CONFIG); + if (config < 0) + return config; + + /* Enable TEMP1 by defult */ + config |= ADM1278_TEMP1_EN; + ret = i2c_smbus_write_byte_data(client, + ADM1275_PMON_CONFIG, + config); + if (ret < 0) { + dev_err(&client->dev, + "Failed to enable temperature config\n"); + return -ENODEV; + } + if (config & ADM1278_TEMP1_EN) info->func[0] |= PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP; -- 2.7.4