linux-kernel - Re: [Patch v4 08/10] mtd: rawnand: lpx32xx: Request DMA channels using DT entries

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Date: Fri, 28 Jun 2024 11:48:05 +0200
From: Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>
To: Miquel Raynal <miquel.raynal@...tlin.com>
Cc: "J.M.B. Downing" <jonathan.downing@...tel.com>, Vladimir Zapolskiy <vz@...ia.com>, dmaengine@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linuxppc-dev@...ts.ozlabs.org, 
	linux-mtd@...ts.infradead.org
Subject: Re: [Patch v4 08/10] mtd: rawnand: lpx32xx: Request DMA channels
 using DT entries

On Mon, Jun 24, 2024 at 8:39 AM Miquel Raynal <miquel.raynal@...tlin.com> wrote:
> > > I don't see any change regarding the NAND controller node in the device
> > > tree, is there any dependency with other patches from the same patchset
> > > or may I apply this directly to nand/next?
> > >
> > > Thanks,
> > > Miquèl
> >
> > Yes, this patch depends on "[v4,04/10] ARM: dts: lpc32xx: Add missing
> > dma and i2s properties"
> > which will be splitted into two or more separate patches per request
> > in the comments.
> > I'd like to keep driver changes and corresponding changes in DTS in
> > the same patch
> > but I've made a separate patch for DTS per request from v2 of the patch set.
>
> These changes won't be applied to the same tries so they must be split.
>
> So I will not take this patch for the next merge window and instead
> will take it for the one after, if the DT patches have been applied.
> Please ping me at -rc1 again if the DT patches have gone through.
>
> Thanks,
> Miquèl

Hi Miquèl, please check v5 of the patch, I've added fallback if a DMA can't be
requested using DT, this is backward compatible with platform data and no
longer depends on the DT changes.
https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20240627150046.258795-11-piotr.wojtaszczyk@timesys.com/

--
Piotr Wojtaszczyk
Timesys