linux-kernel - Re: [PATCH v4] dt-bindings: dma: Convert fsl,elo*-dma to YAML

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Message-ID: <174161174500.3899711.4362879691608337681.robh@kernel.org>
Date: Mon, 10 Mar 2025 08:02:44 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: J. Neuschäfer <j.ne@...teo.net>
Cc: Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Madhavan Srinivasan <maddy@...ux.ibm.com>,
	devicetree@...r.kernel.org, dmaengine@...r.kernel.org,
	linux-kernel@...r.kernel.org, Vinod Koul <vkoul@...nel.org>,
	Christophe Leroy <christophe.leroy@...roup.eu>,
	Crystal Wood <oss@...error.net>,
	Nicholas Piggin <npiggin@...il.com>,
	Naveen N Rao <naveen@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Michael Ellerman <mpe@...erman.id.au>,
	linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH v4] dt-bindings: dma: Convert fsl,elo*-dma to YAML


On Sat, 08 Mar 2025 19:33:39 +0100, J. Neuschäfer wrote:
> The devicetree bindings for Freescale DMA engines have so far existed as
> a text file. This patch converts them to YAML, and specifies all the
> compatible strings currently in use in arch/powerpc/boot/dts.
> 
> Signed-off-by: J. Neuschäfer <j.ne@...teo.net>
> ---
> I considered referencing dma-controller.yaml, but that requires
> the #dma-cells property (via dma-common.yaml), and I'm now sure which
> value it should have, if any. Therefore I did not reference
> dma-controller.yaml.
> 
> V4:
> - switch DMA controller node name (in examples) back to dma@ because the
>   dma-controller.yaml binding is not used.
> 
> V3:
> - Link: https://lore.kernel.org/r/20250226-ppcyaml-dma-v3-1-79ce3133569f@posteo.net
> - split out as a single patch
> - restructure "description" definitions to use "items:" as much as possible
> - remove useless description of interrupts in fsl,elo3-dma
> - rename DMA controller nodes to dma-controller@...
> - use IRQ_TYPE_* constants in examples
> - define unit address format for DMA channel nodes
> - drop interrupts-parent properties from examples
> 
> V2:
> - part of series [PATCH v2 00/12] YAML conversion of several Freescale/PowerPC DT bindings
>   Link: https://lore.kernel.org/lkml/20250207-ppcyaml-v2-5-8137b0c42526@posteo.net/
> - remove unnecessary multiline markers
> - fix additionalProperties to always be false
> - add description/maxItems to interrupts
> - add missing #address-cells/#size-cells properties
> - convert "Note on DMA channel compatible properties" to YAML by listing
>   fsl,ssi-dma-channel as a valid compatible value
> - fix property ordering in examples: compatible and reg come first
> - add missing newlines in examples
> - trim subject line (remove "bindings")
> ---
>  .../devicetree/bindings/dma/fsl,elo-dma.yaml       | 137 ++++++++++++++
>  .../devicetree/bindings/dma/fsl,elo3-dma.yaml      | 125 +++++++++++++
>  .../devicetree/bindings/dma/fsl,eloplus-dma.yaml   | 132 +++++++++++++
>  .../devicetree/bindings/powerpc/fsl/dma.txt        | 204 ---------------------
>  4 files changed, 394 insertions(+), 204 deletions(-)
> 

Reviewed-by: Rob Herring (Arm) <robh@...nel.org>