Re: [PATCH v8 3/3] fpga: Add support for Lattice iCE40 FPGAs

Marek Vasut
2016-11-09T12:01:56Z

On 11/08/2016 06:30 PM, Joel Holdsworth wrote:
>>>> On the whole, I don't think the zero-length transfers are too
>>>> egregiously bad, and all the alternatives seem worse to me.
>>>
>>> So why not turn the CS line into GPIO and just toggle the GPIO?
>>
>> Does that work with *all* SPI controllers?
>>
>
> It does not - no. See my other email.

And is that line an actual CS of that lattice chip or a generic input
which almost works like CS?

--
Best regards,
Marek Vasut