linux-kernel - Re: [PATCH 1/2] dt-bindings: arm: fsl: add TQMa91xxLA SOM

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Message-ID: <aLCdHv0KcaJsdv6q@lizhi-Precision-Tower-5810>
Date: Thu, 28 Aug 2025 14:17:02 -0400
From: Frank Li <Frank.li@....com>
To: Alexander Stein <alexander.stein@...tq-group.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux@...tq-group.com
Subject: Re: [PATCH 1/2] dt-bindings: arm: fsl: add TQMa91xxLA SOM

On Thu, Aug 28, 2025 at 11:47:42AM +0200, Alexander Stein wrote:
> TQMa91xxLA is a SOM variant in the TQ-Systems GmbH TQMa91xx series using
> NXP i.MX91 CPU on an LGA type board.
> MBa91xxCA is a starterkit base board for TQMa91xxLA on an adapter board.
>
> Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>

Reviewed-by: Frank Li <Frank.Li@....com>

> ---
>  Documentation/devicetree/bindings/arm/fsl.yaml | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
> index ebafa6ecbcb64..0843c5e9275be 100644
> --- a/Documentation/devicetree/bindings/arm/fsl.yaml
> +++ b/Documentation/devicetree/bindings/arm/fsl.yaml
> @@ -1433,6 +1433,24 @@ properties:
>                - fsl,imxrt1170-evk         # i.MXRT1170 EVK Board
>            - const: fsl,imxrt1170
>
> +      - description:
> +          TQMa91xxLA and TQMa91xxCA are two series of feature compatible SOM
> +          using NXP i.MX91 SOC in 11x11 mm package.
> +          TQMa91xxLA is designed to be soldered on different carrier boards.
> +          TQMa91xxCA is a compatible variant using board to board connectors.
> +          All SOM and CPU variants use the same device tree hence only one
> +          compatible is needed. Bootloader disables all features not present
> +          in the assembled SOC.
> +          MBa91xxCA mainboard can be used as starterkit for the SOM
> +          soldered on an adapter board or for the connector variant
> +          MBa91xxLA mainboard is a single board computer using the solderable
> +          SOM variant
> +        items:
> +          - enum:
> +              - tq,imx91-tqma9131-mba91xxca # TQ-Systems GmbH i.MX91 TQMa91xxCA/LA SOM on MBa91xxCA
> +          - const: tq,imx91-tqma9131        # TQ-Systems GmbH i.MX91 TQMa91xxCA/LA SOM
> +          - const: fsl,imx91
> +
>        - description:
>            TQMa93xxLA and TQMa93xxCA are two series of feature compatible SOM
>            using NXP i.MX93 SOC in 11x11 mm package.
> --
> 2.43.0
>