Re: [PATCH] dt-bindings: marvell: Update Armada 37xx platform bindings

From: Pali Rohár
Date: Tue Aug 09 2022 - 09:14:08 EST


On Tuesday 09 August 2022 08:58:50 Krzysztof Kozlowski wrote:
> On 08/08/2022 23:23, Pali Rohár wrote:
> > PING?
> >
> > On Wednesday 13 July 2022 22:01:23 Pali Rohár wrote:
> >> Distinguish between Armada 3700 family, Armada 3710 SoC and Armada 3720 SoC.
> >> Armada 3720 DB is name of the board with Armada 3720 SoC, so correctly
> >> indicate SoC in example.
> >>
> >> Signed-off-by: Pali Rohár <pali@xxxxxxxxxx>
> >> ---
> >> .../devicetree/bindings/arm/marvell/armada-37xx.txt | 7 ++++++-
> >> 1 file changed, 6 insertions(+), 1 deletion(-)
> >>
> >> diff --git a/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt b/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt
> >> index f6d6642d81c0..d2ca008de266 100644
> >> --- a/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt
> >> +++ b/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt
> >> @@ -4,6 +4,11 @@ Marvell Armada 37xx Platforms Device Tree Bindings
> >> Boards using a SoC of the Marvell Armada 37xx family must carry the
> >> following root node property:
> >>
> >> + - compatible: must contain "marvell,armada3700"
> >> +
> >> +In addition, boards using the Marvell Armada 3710 SoC shall have the
> >> +following property before the previous one:
> >> +
>
> The change is an ABI break, which looks reasonable, but still platform
> maintainer should comment on it. Especially on the aspect why the
> marvell,armada3710 fallback was chosen at the first place.

I do not think this is ABI break but rather incorrect documentation and
bug in some board dts files.

> Unfortunately none of Marvel folks were CCed here, so you will need to
> resend it. Otherwise no one will apply it, regardless of our ack.

Done.