linux-kernel - Re: [RESEND x3][PATCH v4] arm64: dts: hi6220: Add k3-dma and i2s/hdmi audio support

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Message-ID: <CALAqxLUaG0ip1-jEwxgdSg_jhUo5ULfLJbC6obFX99KhirUS6w@mail.gmail.com>
Date:   Tue, 13 Jun 2017 12:57:44 -0700
From:   John Stultz <john.stultz@...aro.org>
To:     Mark Brown <broonie@...nel.org>
Cc:     Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        lkml <linux-kernel@...r.kernel.org>,
        Zhangfei Gao <zhangfei.gao@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Wei Xu <xuwei5@...ilicon.com>,
        Rob Herring <robh+dt@...nel.org>,
        Andy Green <andy@...mcat.com>,
        Dave Long <dave.long@...aro.org>,
        Guodong Xu <guodong.xu@...aro.org>,
        Antonio Borneo <borneo.antonio@...il.com>,
        Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>
Subject: Re: [RESEND x3][PATCH v4] arm64: dts: hi6220: Add k3-dma and i2s/hdmi
 audio support

On Tue, Jun 13, 2017 at 12:54 PM, Mark Brown <broonie@...nel.org> wrote:
> On Tue, Jun 13, 2017 at 12:40:28PM -0700, John Stultz wrote:
>
>> description across the two namespaces of display and audio).  While
>> I'm sure for many cases the graph approach is much cleaner, I'm not
>> sure for this one how its improving over the much simpler
>> simple-audio-card binding.
>
> It meana you're not limited to single point to point digital linka which
> scales better (and is much the same reason why the video stuff uses
> graphs too).
>
>> The simple-audio-card bindings are still valid, so maybe could we
>> merge the proposed dts change I've submitted and then look at
>> migrating over to the audio-card-graph once the dependencies are all
>> in place?
>
> Which dependencies sorry?

So the adv7511 driver needs to add a .get_dai_id() hook to renumber
the port to dai id.

thanks
-john