AuxXxilium/linux_dsm_epyc7002
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IIO: GYRO: ADXRS450: Don't exit probe, in case the power on default is not met.

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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>
This commit is contained in:
Michael Hennerich 2011-04-29 14:17:04 +02:00 committed by Greg Kroah-Hartman
parent 7dd04eb04e
commit 1810b3bb7b
1 changed files with 3 additions and 5 deletions
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8
drivers/staging/iio/gyro/adxrs450_core.c
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@ -278,11 +278,9 @@ static int adxrs450_initial_setup(struct adxrs450_state *st)
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);