diff options
| author | Aly Hirani <ahirani@nvidia.com> | 2012-11-12 17:40:05 -0800 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2013-09-14 00:49:00 -0700 |
| commit | 560f78fd350e7ec8dede911dac6985f35f7dc1db (patch) | |
| tree | fa44b1a1d2bc6feec96af91be3dd8687e43d05c8 /drivers/hwmon/ina219.c | |
| parent | 996d4194347c7b26a4aac6d3ce77ef50b4f10ec8 (diff) | |
hwmon: INA219: Keep the device in power-down after init
Change the init sequence to reset first and then power-down the INA
Bug 1174904
Change-Id: Ic337e10d9799e21329b08adab3011ba17dea2844
Signed-off-by: Aly Hirani <ahirani@nvidia.com>
Reviewed-on: http://git-master/r/163179
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Anshul Jain (SW) <anshulj@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Diffstat (limited to 'drivers/hwmon/ina219.c')
| -rw-r--r-- | drivers/hwmon/ina219.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/hwmon/ina219.c b/drivers/hwmon/ina219.c index e11c1487b5a9..d1ca194aa9b5 100644 --- a/drivers/hwmon/ina219.c +++ b/drivers/hwmon/ina219.c @@ -525,7 +525,6 @@ static int ina219_probe(struct i2c_client *client, i2c_set_clientdata(client, data); data->pInfo = client->dev.platform_data; mutex_init(&data->mutex); - power_down_INA219(client); data->state = STOPPED; /* reset ina219 */ err = i2c_smbus_write_word_data(client, INA219_CONFIG, @@ -550,6 +549,13 @@ static int ina219_probe(struct i2c_client *client, goto exit_remove; } + err = power_down_INA219(client); + if (err < 0) { + dev_err(&client->dev, "ina219 power-down failure status: 0x%x\n", + err); + goto exit_remove; + } + return 0; exit_remove: |