spi: st-ssc4: Allow compile test build

There is no build dependency for this driver, so enable COMPILE_TEST to get
better build coverage.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Axel Lin 2016-04-29 13:38:41 +08:00 • committed by Mark Brown
commit 83fefd2d5b