linux-kernel - Re: [PATCH 2/5] dt-bindings: arm: ti: Add compatible for AM625-based TQMa62xx SOM family and carrier board

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Message-ID: <c73cac598788ccabd1791b1232e8fd9d7ce23ac6.camel@ew.tq-group.com>
Date: Tue, 05 Nov 2024 11:40:20 +0100
From: Matthias Schiffer <matthias.schiffer@...tq-group.com>
To: Conor Dooley <conor@...nel.org>
Cc: Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>, Tero
 Kristo <kristo@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof
 Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Greg
 Kroah-Hartman <gregkh@...uxfoundation.org>, Kees Cook <kees@...nel.org>,
 Tony Luck <tony.luck@...el.com>, "Guilherme G. Piccoli"
 <gpiccoli@...lia.com>, Felipe Balbi <balbi@...nel.org>,
 linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org, 
 linux-hardening@...r.kernel.org, Devarsh Thakkar <devarsht@...com>, Hari
 Nagalla <hnagalla@...com>, linux@...tq-group.com
Subject: Re: [PATCH 2/5] dt-bindings: arm: ti: Add compatible for
 AM625-based TQMa62xx SOM family and carrier board

On Mon, 2024-11-04 at 18:47 +0000, Conor Dooley wrote:
> On Mon, Nov 04, 2024 at 10:47:25AM +0100, Matthias Schiffer wrote:
> > The TQMa62xx is a SoM family with a pluggable connector. The MBa62xx is
> > the matching reference/starterkit carrier board.
> 
> Why all the wildcards? Why isn't there a compatible per device in the
> family?

For the compatible string we've chosen the TQMa6254 as the representative for the TQMa62xx family.

MBa62xx is the proper name of the baseboard; this board can be combined with any TQMa62xx family
SOM.

Best,
Matthias

> 
> > 
> > Signed-off-by: Matthias Schiffer <matthias.schiffer@...tq-group.com>
> > ---
> >  Documentation/devicetree/bindings/arm/ti/k3.yaml | 7 +++++++
> >  1 file changed, 7 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/arm/ti/k3.yaml b/Documentation/devicetree/bindings/arm/ti/k3.yaml
> > index b0be02f9d1253..d8b52b95fba7b 100644
> > --- a/Documentation/devicetree/bindings/arm/ti/k3.yaml
> > +++ b/Documentation/devicetree/bindings/arm/ti/k3.yaml
> > @@ -73,6 +73,13 @@ properties:
> >            - const: toradex,verdin-am62          # Verdin AM62 Module
> >            - const: ti,am625
> >  
> > +      - description: K3 AM625 SoC on TQ-Systems TQMa62xx SoM
> > +        items:
> > +          - enum:
> > +              - tq,am625-tqma6254-mba62xx # MBa62xx base board
> > +          - const: tq,am625-tqma6254
> > +          - const: ti,am625
> > +
> >        - description: K3 AM642 SoC
> >          items:
> >            - enum:
> > -- 
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> > Amtsgericht München, HRB 105018
> > Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
> > https://www.tq-group.com/
> > 
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-- 
TQ-Systems GmbH | Mühlstraße 2, Gut Delling | 82229 Seefeld, Germany
Amtsgericht München, HRB 105018
Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
https://www.tq-group.com/