linux-kernel - Re: [PATCH v3 1/1] dt-bindings: fsl-qdma: allow compatible string fallback to fsl,ls1021a-qdma

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Message-ID: <1a6a12ac-0c94-4ebe-9d85-9fa673200e76@kernel.org>
Date: Mon, 8 Jul 2024 12:51:30 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Frank Li <Frank.Li@....com>, Vinod Koul <vkoul@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>,
 "open list:DMA GENERIC OFFLOAD ENGINE SUBSYSTEM"
 <dmaengine@...r.kernel.org>,
 "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
 <devicetree@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>
Cc: imx@...ts.linux.dev
Subject: Re: [PATCH v3 1/1] dt-bindings: fsl-qdma: allow compatible string
 fallback to fsl,ls1021a-qdma

On 04/07/2024 04:08, Frank Li wrote:
> The IP of QDMA ls1028/ls1043/ls1046/ is same as ls1021. So allow compatible
> string fallback to fsl,ls1021a-qdma.
> 
> The difference is that ls1021a-qdma have 3 irqs, and other have 5 irqs.
> 
> Fix below CHECK_DTB warning.
> arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dtb: dma-controller@...0000: compatible: ['fsl,ls1046a-qdma', 'fsl,ls1021a-qdma'] is too long
> 
> Signed-off-by: Frank Li <Frank.Li@....com>
> ---

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof