spi: rspi: Use DUMMY_DATA macro instead of hardcoded value

Make it more obvious that this value is dummy data.

Signed-off-by: Geert Uytterhoeven <geert+renesas@linux-m68k.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Geert Uytterhoeven 2013-12-24 10:49:33 +01:00 • committed by Mark Brown
commit 2aae80b27d