If the part get's probed twice without hard reset in between, the power on default
register read-back can't be met. This shouldn't cause the second probe to fail.
So warn but don't exit.
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
ret = adxrs450_spi_initial(st, &t, 1);
if (ret)
return ret;
- if (t != 0x01) {
- dev_err(&st->us->dev, "The initial response is not correct!\n");
- return -ENODEV;
-
- }
+ if (t != 0x01)
+ dev_warn(&st->us->dev, "The initial power on response "
+ "is not correct! Restart without reset?\n");
msleep(ADXRS450_STARTUP_DELAY);
ret = adxrs450_spi_initial(st, &t, 0);