diff options
| author | Barry Song <21cnbao@gmail.com> | 2010-06-04 09:19:54 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-06-18 22:16:20 (GMT) |
| commit | 00ae79463e026b8bc45c93a87aadf118f04069e0 (patch) | |
| tree | 7f6c1a892e732606834dac4b83fbaaaee0b7b24a /drivers/staging/iio/accel/adis16220_core.c | |
| parent | 3fd66da1d529c65488a84f54d8da7bed972fd14f (diff) | |
| download | linux-fsl-qoriq-00ae79463e026b8bc45c93a87aadf118f04069e0.tar.xz | |
Staging: iio: adis16209/220/240/350: tuning spi delay to make hardware more stable
Signed-off-by: Barry Song <21cnbao@gmail.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/iio/accel/adis16220_core.c')
| -rw-r--r-- | drivers/staging/iio/accel/adis16220_core.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/staging/iio/accel/adis16220_core.c b/drivers/staging/iio/accel/adis16220_core.c index 7daa3d7..bb7d765 100644 --- a/drivers/staging/iio/accel/adis16220_core.c +++ b/drivers/staging/iio/accel/adis16220_core.c @@ -72,13 +72,13 @@ static int adis16220_spi_write_reg_16(struct device *dev, .bits_per_word = 8, .len = 2, .cs_change = 1, - .delay_usecs = 25, + .delay_usecs = 35, }, { .tx_buf = st->tx + 2, .bits_per_word = 8, .len = 2, .cs_change = 1, - .delay_usecs = 25, + .delay_usecs = 35, }, }; @@ -118,13 +118,13 @@ static int adis16220_spi_read_reg_16(struct device *dev, .bits_per_word = 8, .len = 2, .cs_change = 1, - .delay_usecs = 25, + .delay_usecs = 35, }, { .rx_buf = st->rx, .bits_per_word = 8, .len = 2, .cs_change = 1, - .delay_usecs = 25, + .delay_usecs = 35, }, }; @@ -291,9 +291,9 @@ static int adis16220_check_status(struct device *dev) if (status & ADIS16220_DIAG_STAT_FLASH_UPT) dev_err(dev, "Flash update failed\n"); if (status & ADIS16220_DIAG_STAT_POWER_HIGH) - dev_err(dev, "Power supply above 5.25V\n"); + dev_err(dev, "Power supply above 3.625V\n"); if (status & ADIS16220_DIAG_STAT_POWER_LOW) - dev_err(dev, "Power supply below 4.75V\n"); + dev_err(dev, "Power supply below 3.15V\n"); error_ret: return ret; |