linux-kernel - Re: ASoC: About graph node issue without 'reg' property

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Message-ID: <87tvjh7zj2.wl-kuninori.morimoto.gx@renesas.com>
Date:   14 Dec 2018 09:05:02 +0900
From:   Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Masami Hiramatsu <masami.hiramatsu@...aro.org>
Subject: Re: ASoC: About graph node issue without 'reg' property


Hi Hayashi-san

Sorry for my buggy patch.
I and Tony could confirm that my posted patch can solve
this issue. I will re-post it again as v3 patch-series.
I'm happy if you can test it (and give it Tested-by).

	https://patchwork.kernel.org/patch/10727943/

> [1  <text/plain; us-ascii (quoted-printable)>]
> On Thu, Dec 13, 2018 at 04:24:28PM +0000, Mark Brown wrote:
> > On Thu, Dec 13, 2018 at 07:39:45PM +0900, Kunihiko Hayashi wrote:
> > 
> > > Maybe I think that we'd better add 'reg' properties to each port,
> > > however, there might be same matter in other SoCs, so I'm not sure
> > > whether your patch breaks the backword compatibility or
> > > our devicetrees are wrong.
> 
> > > I'd be glad if I could hear something about this issue from you.
> 
> > There's an ongoing thread between Morimoto-san and Tony Lindgren around
> > the graph card including this issue, there Morimoto-san proposed some
> > code which would let the reg property be optional.  Device trees should
> > still be updated but that way we wouldn't actually break anything which
> > would be good.
> 
> There's a patch now - "[PATCH][RFC] ASoC: simple-card-utils: fixup
> asoc_simple_card_get_dai_id() ID method".
> [2 signature.asc <application/pgp-signature (7bit)>]
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