tree 5efc415cbd87dc6882e03e39d80ca21d9b327719
parent 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9
author Addy Ke <addy.ke@rock-chips.com> 1411628381 +0800
committer Mark Brown <broonie@kernel.org> 1411650884 +0100

spi/rockchip: fix bug that cause the failure to read data in DMA mode

In my test on RK3288-pinky board, if spi is enabled, it will begin to
read data from slave regardless of whether the DMA is ready. So we
need prepare DMA before spi is enable.

Signed-off-by: Addy Ke <addy.ke@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org