In 13bit mode the lower three bits of the adc value contain
flags. The driver does not use these flags at all, so make 16bit
mode the default.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/staging/iio/adc/adt7410.c | 24 +++++++++++++-----------
1 file changed, 13 insertions(+), 11 deletions(-)
diff --git a/drivers/staging/iio/adc/adt7410.c b/drivers/staging/iio/adc/adt7410.c
index f9188e5..f8dd567 100644
--- a/drivers/staging/iio/adc/adt7410.c
+++ b/drivers/staging/iio/adc/adt7410.c
@@ -756,13 +756,15 @@ static int __devinit adt7410_probe(struct i2c_client *client,
goto error_unreg_ct_irq;
}
- if (client->irq && adt7410_platform_data[0]) {
+ ret = adt7410_i2c_read_byte(chip, ADT7410_CONFIG, &chip->config);
+ if (ret) {
+ ret = -EIO;
+ goto error_unreg_int_irq;
+ }
- ret = adt7410_i2c_read_byte(chip, ADT7410_CONFIG, &chip->config);
- if (ret) {
- ret = -EIO;
- goto error_unreg_int_irq;
- }
+ chip->config |= ADT7410_RESOLUTION;
+
+ if (client->irq && adt7410_platform_data[0]) {
/* set irq polarity low level */
chip->config &= ~ADT7410_CT_POLARITY;
@@ -771,12 +773,12 @@ static int __devinit adt7410_probe(struct i2c_client *client,
chip->config |= ADT7410_INT_POLARITY;
else
chip->config &= ~ADT7410_INT_POLARITY;
+ }
- ret = adt7410_i2c_write_byte(chip, ADT7410_CONFIG, chip->config);
- if (ret) {
- ret = -EIO;
- goto error_unreg_int_irq;
- }
+ ret = adt7410_i2c_write_byte(chip, ADT7410_CONFIG, chip->config);
+ if (ret) {
+ ret = -EIO;
+ goto error_unreg_int_irq;
}
ret = iio_device_register(indio_dev);
if (ret)
--
1.7.10
--
To unsubscribe from this list: send the line "unsubscribe linux-iio" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
