diff options
author | Sascha Hauer <s.hauer@pengutronix.de> | 2012-07-03 09:21:28 (GMT) |
---|---|---|
committer | Jonathan Cameron <jic23@kernel.org> | 2012-07-08 09:39:59 (GMT) |
commit | d297b9bdad044a732223b44c19e8223d93fd3aa0 (patch) | |
tree | 0faf395686355e8fb19131e76bd3037d92ba4292 /drivers/staging/iio | |
parent | 6d459aa011cb087ed1f5c17836b032fcc670e306 (diff) | |
download | linux-fsl-qoriq-d297b9bdad044a732223b44c19e8223d93fd3aa0.tar.xz |
staging iio adt7410: make 16bit mode default
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@pengutronix.de>
Acked-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/staging/iio')
-rw-r--r-- | drivers/staging/iio/adc/adt7410.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/staging/iio/adc/adt7410.c b/drivers/staging/iio/adc/adt7410.c index 917b692..1a41970 100644 --- a/drivers/staging/iio/adc/adt7410.c +++ b/drivers/staging/iio/adc/adt7410.c @@ -761,13 +761,15 @@ 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; @@ -776,12 +778,12 @@ 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) |