Re: [PATCH 13/15] MTD: add few workarounds to nand system for SmartMedia/xD chips.

Maxim Levitsky
2010-02-22T22:12:38Z

On Mon, 2010-02-22 at 22:53 +0100, Thomas Gleixner wrote:
> On Mon, 22 Feb 2010, Maxim Levitsky wrote:
>
> > On Mon, 2010-02-22 at 22:25 +0100, Thomas Gleixner wrote:
> > > On Mon, 22 Feb 2010, Maxim Levitsky wrote:
> > >
> > > > * Add an option NAND_SMARTMEDIA that can be set by nand driver
> > > > If set, it will cause separate ID table to be used, which includes
> > > > mask rom devices and new xD cards
> > >
> > > Why that option ? We can just extend the existing ids table and be
> > > done. No extra magic needed.
> > >
> >
> > Two reasons.
> >
> > First of all several xD chips (I belive the Type M) have exactly same
> > IDs like normal nand chips. However they don't report capabilities about
> > pagesize, blocksize, etc.

Sure, I didn't meant the #WP line. Sure it is set by the controller.
I mean WP bit in status report.

Best regards,
Maxim Levitsky