Messages in this thread Patch in this message | | | From | Daniel Baluta <> | Subject | [PATCH 3/3] iio: magnetometer: mmc35240: fix SET/RESET sequence | Date | Tue, 14 Jul 2015 17:56:54 +0300 |
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From: Viorel Suman <viorel.suman@intel.com>
The RESET operation invoked in the last instance will align in the natural way all 3 axis and the chip top view.
Signed-off-by: Viorel Suman <viorel.suman@intel.com> Signed-off-by: Daniel Baluta <daniel.baluta@intel.com> --- drivers/iio/magnetometer/mmc35240.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/iio/magnetometer/mmc35240.c b/drivers/iio/magnetometer/mmc35240.c index f4d7495..a53efd2 100644 --- a/drivers/iio/magnetometer/mmc35240.c +++ b/drivers/iio/magnetometer/mmc35240.c @@ -215,14 +215,15 @@ static int mmc35240_init(struct mmc35240_data *data) /* * make sure we restore sensor characteristics, by doing - * a RESET/SET sequence + * a SET/RESET sequence, the axis polarity being naturally + * aligned after RESET */ - ret = mmc35240_hw_set(data, false); + ret = mmc35240_hw_set(data, true); if (ret < 0) return ret; usleep_range(MMC53240_WAIT_SET_RESET, MMC53240_WAIT_SET_RESET + 1); - ret = mmc35240_hw_set(data, true); + ret = mmc35240_hw_set(data, false); if (ret < 0) return ret; -- 1.9.1
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