[U-Boot] mpc85xx, mpc86xx: device tree model
Prabhakar Kushwaha
prabhakar.kushwaha at nxp.com
Sun Mar 17 03:01:32 UTC 2019
> -----Original Message-----
> From: Tom Rini <trini at konsulko.com>
> Sent: Friday, March 15, 2019 9:36 PM
> To: Prabhakar Kushwaha <prabhakar.kushwaha at nxp.com>
> Cc: u-boot at lists.denx.de; York Sun <york.sun at nxp.com>
> Subject: Re: mpc85xx, mpc86xx: device tree model
>
> On Fri, Mar 15, 2019 at 05:05:06AM +0000, Prabhakar Kushwaha wrote:
>
> > Hi Tom,
> >
> > I am seeing following type of build warnings for MMC.
> >
> > +===================== WARNING ====================== This board
> does
> > +not use CONFIG_DM_MMC. Please update the board to use
> CONFIG_DM_MMC
> > +before the v2019.04 release.
> > +Failure to update by the deadline may result in board removal.
> > +See doc/driver-model/MIGRATION.txt for more info.
> >
> > Considering "number" of powerpc platform are not migrated to deice
> > tree. They can not be migrated to CONFIG_DM_MMC withing v2019.04
> > time-frame (considering rc4 is on 18th march).
> > v2019.07 looks feasible for removing all warning which includes
> > CONFIG_DM_USB, CONFIG_DM_SCSI, CONFIG_DM_PCI,
> CONFIG_DM_SPI_FLASH and
> > CONFIG_DM_MMC.
> >
> > is there any plan of removing boards which don't have CONFIG_DM_MMC
> > for v2019.04?
>
> Good question. Where exactly are we with getting more of PowerPC brought up
> to date with these requirements?
There are only 2 platforms which are on device tree model.
Rest (65 targets) still need to be ported. Here 13 are non-NXP and 52 NXP.
I am working internally to get staffed for porting of NXP platform.
For non-NXP , I will reaching platform owners for migration.
It will take some time.
> I've mentioned before and will say it again,
> I'm inclined to start marking stuff as 'depends on BROKEN' for a release and then
> pulling the underlying code (so in this case, non-DM code from
> drivers/mmc/mmc.c and other MMC-core) for the release following.
Is enabling 'depends on BROKEN', still allow platform to build and use?
--pk
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