[PATCH] mtd: m25p80: make it possible to use 4K erase block

[Antony Pavlov]

On Fri, 28 Apr 2017 13:57:27 +0300
Antony Pavlov <antonynpavlov at gmail.com> wrote:

> On Fri, 28 Apr 2017 10:18:48 +0200
> Sascha Hauer <s.hauer at pengutronix.de> wrote:
> 
> > On Wed, Apr 26, 2017 at 05:17:34PM +0300, Antony Pavlov wrote:
> > > We already have the MTD_SPI_NOR_USE_4K_SECTORS option handling in C code
> > > for 4K erase block support. Alas this 4K erase block support code
> > > can't be used because the MTD_SPI_NOR_USE_4K_SECTORS option support
> > > is missed in Kconfig.
> > > 
> > > This patch imports necessary Kconfig MTD_SPI_NOR_USE_4K_SECTORS option
> > > declaration from linux v4.11-rc8.
> > > 
> > > Signed-off-by: Antony Pavlov <antonynpavlov at gmail.com>
> > > ---
> > >  drivers/mtd/spi-nor/Kconfig | 14 ++++++++++++++
> > >  1 file changed, 14 insertions(+)
> > > 
> > > diff --git a/drivers/mtd/spi-nor/Kconfig b/drivers/mtd/spi-nor/Kconfig
> > > index a84591fdd1..8ede3c90be 100644
> > > --- a/drivers/mtd/spi-nor/Kconfig
> > > +++ b/drivers/mtd/spi-nor/Kconfig
> > > @@ -7,6 +7,20 @@ menuconfig MTD_SPI_NOR
> > >  
> > >  if MTD_SPI_NOR
> > >  
> > > +config MTD_SPI_NOR_USE_4K_SECTORS
> > > +	bool "Use small 4096 B erase sectors"
> > > +	default y
> > 
> > This changes the default which breaks existing UBI users. Can you drop
> > this?
> 
> Yes, we can drop this 'default y'.

ping

-- 
Best regards,
  Antony Pavlov