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authorMichael Hennerich <michael.hennerich@analog.com>2011-03-21 16:44:36 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2011-04-05 12:37:10 -0700
commitc59c95ce6ace6d256401fc3a3648a95375ef4e63 (patch)
tree6ffcb7a0636b3bff8ac22f4fa52a88751bbf6aa0
parentfc5b85b0ad1f9da948e4d683710081a9bda357cb (diff)
staging: IIO: IMU: ADIS16400: Add delay after self test
Add delay after self test to satisfy timing requirements. Increase start-up delay. Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> CC: stable <stable@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/staging/iio/imu/adis16400.h3
-rw-r--r--drivers/staging/iio/imu/adis16400_core.c2
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/staging/iio/imu/adis16400.h b/drivers/staging/iio/imu/adis16400.h
index 6ff33e1ad8c1..90e90f0e65e8 100644
--- a/drivers/staging/iio/imu/adis16400.h
+++ b/drivers/staging/iio/imu/adis16400.h
@@ -17,7 +17,8 @@
#ifndef SPI_ADIS16400_H_
#define SPI_ADIS16400_H_
-#define ADIS16400_STARTUP_DELAY 220 /* ms */
+#define ADIS16400_STARTUP_DELAY 290 /* ms */
+#define ADIS16400_MTEST_DELAY 90 /* ms */
#define ADIS16400_READ_REG(a) a
#define ADIS16400_WRITE_REG(a) ((a) | 0x80)
diff --git a/drivers/staging/iio/imu/adis16400_core.c b/drivers/staging/iio/imu/adis16400_core.c
index 1007e3ded92f..633b3a4e4289 100644
--- a/drivers/staging/iio/imu/adis16400_core.c
+++ b/drivers/staging/iio/imu/adis16400_core.c
@@ -373,7 +373,7 @@ static int adis16400_self_test(struct device *dev)
dev_err(dev, "problem starting self test");
goto err_ret;
}
-
+ msleep(ADIS16400_MTEST_DELAY);
adis16400_check_status(dev);
err_ret: