From: Michael Hennerich Date: Fri, 29 Apr 2011 12:17:04 +0000 (+0200) Subject: IIO: GYRO: ADXRS450: Don't exit probe, in case the power on default is not met. X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=1810b3bb7bfeaad1fa782235ff0d06c30d6cbf06;p=deliverable%2Flinux.git IIO: GYRO: ADXRS450: Don't exit probe, in case the power on default is not met. 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 Acked-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/iio/gyro/adxrs450_core.c b/drivers/staging/iio/gyro/adxrs450_core.c index e71b91cafd3d..7a9d7c258dcf 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);