linux-kernel - Re: [PATCH 1/1] dt-bindings: dma: fsl-mxs-dma: allow interrupt-names for fsl,imx23-dma-apbx

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Message-ID: <aDnYpeViGvIsGCLD@lizhi-Precision-Tower-5810>
Date: Fri, 30 May 2025 12:11:17 -0400
From: Frank Li <Frank.li@....com>
To: Conor Dooley <conor@...nel.org>
Cc: Vinod Koul <vkoul@...nel.org>, 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>, Marek Vasut <marex@...x.de>,
	"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:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" <imx@...ts.linux.dev>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" <linux-arm-kernel@...ts.infradead.org>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] dt-bindings: dma: fsl-mxs-dma: allow interrupt-names
 for fsl,imx23-dma-apbx

On Fri, May 30, 2025 at 04:24:51PM +0100, Conor Dooley wrote:
> On Wed, May 28, 2025 at 11:50:42AM -0400, Frank Li wrote:
> > On Mon, May 26, 2025 at 04:28:07PM +0100, Conor Dooley wrote:
> > > On Fri, May 23, 2025 at 05:32:52PM -0400, Frank Li wrote:
> > > > Allow interrupt-names for fsl,imx23-dma-apbx and keep the same restriction
> > > > for others.
> > >
> > > The content of the patch seems okay, but why are you doing this? What is
> > > the value on this particular platform but not the others?
> >
> > Actually it is not used in dma driver, i.MX23 is quite old chips (over 10year).
>
> If they provide no value, why not just delete them?

The platform is too old. I have not hardware to test if it really unused.

Frank

>
> > Just to match existed dts to reduce warnings.
>
> You should mention this in your commit message.