[PATCH 7/7] spi: spi-fsl-dspi: Add support for TCFQ transfer mode

[Mark Brown]

On Thu, Jan 29, 2015 at 07:10:31PM +0100, Stefan Agner wrote:

> It would be interesting to know what the authors original motivation
> implementing this feature was. Reading the email of the original
> patchset indicates that there are platforms where only TCF is supported:

> <quote>
> For adopting of different platform, either of them is a way of DSPI
> transfer data.
> </quote>

> However, I don't know which platform that would be. Also, it seems that
> Chao Fu's email is not valid anymore. 

It's not clear to me if the above means that this is due to hardware
differences or due to tuning for the platform.
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