From c59c95ce6ace6d256401fc3a3648a95375ef4e63 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Mon, 21 Mar 2011 16:44:36 +0100 Subject: [PATCH] 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 Acked-by: Jonathan Cameron CC: stable Signed-off-by: Greg Kroah-Hartman --- drivers/staging/iio/imu/adis16400.h | 3 ++- drivers/staging/iio/imu/adis16400_core.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/staging/iio/imu/adis16400.h b/drivers/staging/iio/imu/adis16400.h index 6ff33e1..90e90f0 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 1007e3d..633b3a4 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: -- 2.7.4