RE: [PATCHv2 0/2] mtd: m25p80: restore the addressing mode when stop using the flash

From: Z.q. Hou
Date: Tue Dec 05 2017 - 21:17:47 EST


Hi Cyrille,

Thanks a lot for your comments!

> -----Original Message-----
> From: Cyrille Pitchen [mailto:cyrille.pitchen@xxxxxxxxxx]
> Sent: 2017å12æ6æ 4:41
> To: Z.q. Hou <zhiqiang.hou@xxxxxxx>; linux-mtd@xxxxxxxxxxxxxxxxxxx;
> linux-kernel@xxxxxxxxxxxxxxx; computersforpeace@xxxxxxxxx;
> dwmw2@xxxxxxxxxxxxx; boris.brezillon@xxxxxxxxxxxxxxxxxx;
> marek.vasut@xxxxxxxxx; richard@xxxxxx
> Subject: Re: [PATCHv2 0/2] mtd: m25p80: restore the addressing mode when
> stop using the flash
>
> Hi Hou,
>
> Le 05/12/2017 Ã 06:33, Zhiqiang Hou a Ãcrit :
> > From: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>
> >
> > To be compatible with legacy device, reset the addressing mode to the
> > default mode. Such as Freescale eSPI boot, it copies the images from
> > SPI flash without firing a reset signal previously, so the reboot
> > command will fail without reseting the addressing mode of SPI flash.
> >
>
> You should put this in one of the commit messages so it explains which issue is
> fixed by your patches.

Agree with you, and will do it in next version.

>
> Otherwise, your series looks good to me :)
>
> Best regards,
>
> Cyrille
>
> > Hou Zhiqiang (2):
> > mtd: spi-nor: add an API to restore the status of SPI flash chip
> > mtd: m25p80: restore the status of SPI flash when stop using it
> >
> > Documentation/mtd/spi-nor.txt | 3 +++ drivers/mtd/devices/m25p80.c
> > | 9 +++++++++ drivers/mtd/spi-nor/spi-nor.c | 10 ++++++++++
> > include/linux/mtd/spi-nor.h | 6 ++++++
> > 4 files changed, 28 insertions(+)
> >

Thanks,
Zhiqiang