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SubjectRe: [PATCH v2] spi: imx: support DMA for imx35
On Thu, Oct 20, 2016 at 12:42:25AM +0200, Martin Kaiser wrote:
> Support DMA transfers on imx35 and compatible chipsets (imx31, imx25).
>
> If DMA can be used, set the start mode control (SMC) bit to start the
> SPI burst as soon as data is written into the tx fifo. Configure DMA
> requests when the fifo is half empty during tx or half full during rx.
>
> Signed-off-by: Martin Kaiser <martin@kaiser.cx>
> ---
> changes since v1:
> fix indentation

Please don't send new patches as followups for old ones, it makes it
harder to follow what's going on when things get threaded.
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