Re: [PATCH] Module argument to control whether intel-spi-pci attempts to turn the SPI flash chip writeable

From: Mika Westerberg
Date: Mon Aug 03 2020 - 06:27:17 EST


On Mon, Aug 03, 2020 at 11:18:12AM +0100, Richard Hughes wrote:
> On Mon, 3 Aug 2020 at 10:57, Mika Westerberg
> <mika.westerberg@xxxxxxxxxxxxxxx> wrote:
> > I think instead of this we should simply make it so that the driver
> > never tries to make the chip writable.
>
> I think this is a good idea, but I wasn't sure if it was an acceptable
> behaviour change. Should the driver still try to set BCR_WPD when
> writing an image (i.e. defer the setting of write enable until later),
> or just not set the BCR register at all? I think your last comment was
> the latter, but wanted to check.

I would say not set it at all. I think it was (my) mistake to set it in
the first place.