[PATCH v3 6/8] dm: treewide: Complete migration to new driver model schema

[Tom Rini]

On Mon, Feb 06, 2023 at 01:22:48PM +0100, Michal Simek wrote:
> Hi Simon,
> 
> On 2/1/23 23:54, Simon Glass wrote:
> > Update various build and test components to use the new schema.
> > 
> > Signed-off-by: Simon Glass <sjg at chromium.org>
> > ---
> > 
> > (no changes since v1)
> > 
> >   drivers/core/ofnode.c            | 10 +++++-----
> >   drivers/video/video-uclass.c     |  4 ++--
> >   dts/Kconfig                      |  2 +-
> >   include/dm/device.h              |  2 +-
> >   include/dm/ofnode.h              | 10 +++++-----
> >   scripts/Makefile.lib             | 12 ++++++------
> >   test/dm/test-fdt.c               |  2 +-
> >   test/py/tests/test_ofplatdata.py |  8 ++++----
> >   tools/binman/binman.rst          |  3 +--
> >   tools/dtoc/test_fdt.py           |  8 ++++----
> >   10 files changed, 30 insertions(+), 31 deletions(-)
> > 
> > diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c
> > index 4d56b1a7675..5249a60639b 100644
> > --- a/drivers/core/ofnode.c
> > +++ b/drivers/core/ofnode.c
> > @@ -1265,22 +1265,22 @@ bool ofnode_pre_reloc(ofnode node)
> >   {
> >   #if defined(CONFIG_SPL_BUILD) || defined(CONFIG_TPL_BUILD)
> >   	/* for SPL and TPL the remaining nodes after the fdtgrep 1st pass
> > -	 * had property dm-pre-reloc or u-boot,dm-spl/tpl.
> > +	 * had property bootph-all or bootph-pre-sram/bootph-pre-ram.
> >   	 * They are removed in final dtb (fdtgrep 2nd pass)
> >   	 */
> >   	return true;
> >   #else
> > -	if (ofnode_read_bool(node, "u-boot,dm-pre-reloc"))
> > +	if (ofnode_read_bool(node, "bootph-all"))
> >   		return true;
> > -	if (ofnode_read_bool(node, "u-boot,dm-pre-proper"))
> > +	if (ofnode_read_bool(node, "bootph-some-ram"))
> >   		return true;
> >   	/*
> >   	 * In regular builds individual spl and tpl handling both
> >   	 * count as handled pre-relocation for later second init.
> >   	 */
> > -	if (ofnode_read_bool(node, "u-boot,dm-spl") ||
> > -	    ofnode_read_bool(node, "u-boot,dm-tpl"))
> > +	if (ofnode_read_bool(node, "bootph-pre-ram") ||
> > +	    ofnode_read_bool(node, "bootph-pre-sram"))
> >   		return true;
> 
> Please correct me if I am wrong but this change will likely break all boards
> which didn't migrate to this at this stage. And because targeting early
> stages people will be without console.
> I think we should have transition period for 1-2 releases to give people
> enough time to migrate. It means print big warning that they have to migrate
> their DTS.

What's the migration case here we're missing? Is it platforms that
maintain a dts externally, via tooling / etc, that populate those nodes?

-- 
Tom
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