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iio: magnetometer: mmc35240: fix SET/RESET sequence
The RESET operation invoked in the last instance will align in the natural way all 3 axis and the chip top view. Without this, north and south are swapped. Signed-off-by: Viorel Suman <viorel.suman@intel.com> Signed-off-by: Daniel Baluta <daniel.baluta@intel.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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1 changed files with 4 additions and 3 deletions
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@ -222,14 +222,15 @@ static int mmc35240_init(struct mmc35240_data *data)
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/*
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* make sure we restore sensor characteristics, by doing
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* a RESET/SET sequence
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* a SET/RESET sequence, the axis polarity being naturally
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* aligned after RESET
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*/
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ret = mmc35240_hw_set(data, false);
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ret = mmc35240_hw_set(data, true);
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if (ret < 0)
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return ret;
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usleep_range(MMC53240_WAIT_SET_RESET, MMC53240_WAIT_SET_RESET + 1);
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ret = mmc35240_hw_set(data, true);
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ret = mmc35240_hw_set(data, false);
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if (ret < 0)
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return ret;
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