tree 52191dc553cd118cfff145f61caf65a4107017f8
parent 3c604de496d7568b3fddb9f2531630aa89908186
author Axel Lin <axel.lin@ingics.com> 1392127650 +0800
committer Mark Brown <broonie@linaro.org> 1392222332 +0000

spi: Remove duplicate code to check chip_select

In spi_add_device(), we have the code to validate spi->chip_select.
So remove the duplicate code in various drivers.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Mark Brown <broonie@linaro.org>