Re: [PATCH 00/11] Add support for enhanced SPI for Designware SPI controllers

From: Sudip Mukherjee
Date: Tue Aug 30 2022 - 04:48:54 EST


On Fri, Aug 26, 2022 at 7:03 PM Serge Semin <fancer.lancer@xxxxxxxxx> wrote:
>
> Hello Sudip
>
> On Tue, Aug 02, 2022 at 06:57:44PM +0100, Sudip Mukherjee wrote:
> > Some Synopsys SSI controllers support enhanced SPI which includes
> > Dual mode, Quad mode and Octal mode. DWC_ssi includes clock stretching
> > feature in enhanced SPI modes which can be used to prevent FIFO underflow
> > and overflow conditions while transmitting or receiving the data respectively.
> > This is only tested on controller version 1.03a.
>

<snip>

>
> I've deliberately collected all the generic comments here so you'd be
> aware of the required changes in total, because I very much doubt all
> of them could be fixed at once via a single patchset iteration. But as
> soon as all of them are fixed we'll get a very nice and neat solution
> for the eSPI feature.
>

Thanks a lot for the summary here Sergey. I am sure I will have a few
questions for you after I start with the changes.

--
Regards
Sudip