spi: remove unused adi_spi3.h header

include/linux/spi/adi_spi3.h is unused since commit 47838669de ("spi: remove blackfin related host drivers")
Finish the cleaning by removing it.

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Corentin Labbe 2018-06-07 19:40:32 +00:00 • committed by Mark Brown
commit 3e247b0fb5
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