[-mm patch 2/3] AVR32 MTD: Unlock flash if necessary (try 2)

David Woodhouse dwmw2 at infradead.org
Mon Sep 18 04:14:20 EDT 2006

On Mon, 2006-09-18 at 10:12 +0200, Haavard Skinnemoen wrote:
> On Fri, 15 Sep 2006 16:32:26 +0100
> David Woodhouse <dwmw2 at infradead.org> wrote:
> > On Fri, 2006-09-15 at 16:37 +0200, Haavard Skinnemoen wrote:
> > > If a cfi_cmdset_0002 fixup installs an unlock() operation, use it
> > > to unlock the whole flash after the erase regions have been set up.
> > 
> > There are cmdset_0001 chips which have this affliction too. I was
> > thinking of having a flag MTD_STUPID_LOCK which you set when you
> > determine that it's one of these chips, then add_mtd_device() can do
> > the unlocking... or add_mtd_partitions() can do it but _only_ for
> > writable partitions.
> Ok, so how about something like this? Which other chips should be marked?

Looks good; thanks. There's some Intel chips which need to be so marked
but I'll let the Intel folks deal with that.

I'll apply it to my git tree, but only _after_ Linus has pulled from it
as requested a couple of days ago -- I think this should wait for 2.6.19
rather than being slipped in at the last moment.


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