iio:adis: Add support for manual self-test flag clear

Some variants of the devices from the ADIS family don't auto-clear the
self-test bit after the self-test has completed. Instead we have to
manually clear. Add support for this to the ADIS library.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Lars-Peter Clausen 2016-04-15 16:59:38 +02:00 committed by Jonathan Cameron
parent 964d97bdab
commit af8a41271b
2 changed files with 7 additions and 1 deletions
drivers/iio/imu
include/linux/iio/imu

View File

@ -324,7 +324,12 @@ static int adis_self_test(struct adis *adis)
msleep(adis->data->startup_delay);
return adis_check_status(adis);
ret = adis_check_status(adis);
if (adis->data->self_test_no_autoclear)
adis_write_reg_16(adis, adis->data->msc_ctrl_reg, 0x00);
return ret;
}
/**

View File

@ -41,6 +41,7 @@ struct adis_data {
unsigned int diag_stat_reg;
unsigned int self_test_mask;
bool self_test_no_autoclear;
unsigned int startup_delay;
const char * const *status_error_msgs;