spi: Mediatek: Document devicetree bindings update for spi bus

This patch updates spi bindings, fixs clock usage description.

Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Leilk Liu 2015-08-31 21:18:58 +08:00 • committed by Mark Brown
commit 3d4fe18200