Re: [PATCH 2/3] mtd: davinci-nand: add dts property for NAND_NO_SUBPAGE_WRITE option

Brian Norris
2014-03-20T18:54:52Z

On Thu, Mar 20, 2014 at 02:02:39PM -0400, Santosh Shilimkar wrote:
> On Thursday 20 March 2014 01:44 PM, Warner Losh wrote:
> > I though sub page writing was one of the fields in the onfi and/or jedec(toggle) meta data structures. Have you looked there?
> >
> Am not sure if I follow you. The limitation is from the TI NAND controller(AEMIF) and
> not the NAND memory.

That doesn't match the patch description, which says "that flash doesn't
support subpage writing". Flash != flash controller.

Which one is it? If it's a controller limitation, I think we should be
able to pull this from a "compatible" property, no?

Brian