From: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
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@xxxxxxxxxx>
Acked-by: Jonathan Cameron <jic23@xxxxxxxxx>
---
drivers/staging/iio/gyro/adxrs450_core.c | 8 +++-----
1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/iio/gyro/adxrs450_core.c b/drivers/staging/iio/gyro/adxrs450_core.c
index e71b91c..7a9d7c2 100644
--- a/drivers/staging/iio/gyro/adxrs450_core.c
+++ b/drivers/staging/iio/gyro/adxrs450_core.c
@@ -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);
--
1.6.0.2
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