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iio: proximity: as3935: fix as3935_write
AS3935_WRITE_DATA macro bit is incorrect and the actual write sequence is two leading zeros. Cc: George McCollister <george.mccollister@gmail.com> Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Cc: <Stable@vger.kernel.org> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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@ -50,7 +50,6 @@
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#define AS3935_TUNE_CAP 0x08
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#define AS3935_CALIBRATE 0x3D
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#define AS3935_WRITE_DATA BIT(15)
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#define AS3935_READ_DATA BIT(14)
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#define AS3935_ADDRESS(x) ((x) << 8)
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@ -105,7 +104,7 @@ static int as3935_write(struct as3935_state *st,
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{
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u8 *buf = st->buf;
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buf[0] = (AS3935_WRITE_DATA | AS3935_ADDRESS(reg)) >> 8;
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buf[0] = AS3935_ADDRESS(reg) >> 8;
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buf[1] = val;
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return spi_write(st->spi, buf, 2);
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