Merge tag 'char-misc-6.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...

[linux-2.6-microblaze.git] / drivers / iio / temperature / tmp117.c

diff --git a/drivers/iio/temperature/tmp117.c b/drivers/iio/temperature/tmp117.c
index 0599530..8972083 100644 (file)
--- a/drivers/iio/temperature/tmp117.c
+++ b/drivers/iio/temperature/tmp117.c
@@ -9,6 +9,7 @@
  * Note: This driver assumes that the sensor has been calibrated beforehand.
  */
 
+#include <linux/delay.h>
 #include <linux/err.h>
 #include <linux/i2c.h>
 #include <linux/module.h>
@@ -17,6 +18,7 @@
 #include <linux/kernel.h>
 #include <linux/limits.h>
 #include <linux/property.h>
+#include <linux/regulator/consumer.h>
 
 #include <linux/iio/iio.h>
 
@@ -148,10 +150,17 @@ static int tmp117_probe(struct i2c_client *client)
        struct tmp117_data *data;
        struct iio_dev *indio_dev;
        int dev_id;
+       int ret;
 
        if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA))
                return -EOPNOTSUPP;
 
+       ret = devm_regulator_get_enable(&client->dev, "vcc");
+       if (ret)
+               return ret;
+
+       fsleep(1500);
+
        dev_id = i2c_smbus_read_word_swapped(client, TMP117_REG_DEVICE_ID);
        if (dev_id < 0)
                return dev_id;