From: Tony Lindgren <tony@atomide.com>
To: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Cc: Mark Brown <broonie@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
Sebastian Reichel <sre@kernel.org>
Subject: Re: [PATCH 0/2] Graph fixes for using multiple endpoints per port
Date: Mon, 10 Dec 2018 21:44:37 -0800 [thread overview]
Message-ID: <20181211054437.GK6707@atomide.com> (raw)
In-Reply-To: <87zhtcabc0.wl-kuninori.morimoto.gx@renesas.com>
* Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> [181211 05:30]:
>
> Hi Tony, again
>
> > > mcbsp3_port: port {
> > > - cpu_dai3: endpoint {
> > > + cpu_dai3: endpoint@0 {
> > > dai-format = "dsp_a";
> > > frame-master = <&cpcap_audio_codec1>;
> > > bitclock-master = <&cpcap_audio_codec1>;
> > > remote-endpoint = <&cpcap_audio_codec1>;
> > > };
> > > + cpu_dai_mdm: endpoint@1 {
> > > + dai-format = "dsp_a";
> > > + frame-master = <&cpcap_audio_codec1>;
> > > + bitclock-master = <&cpcap_audio_codec1>;
> > > + remote-endpoint = <&mot_mdm6600_audio_codec0>;
> > > + };
>
> audio-graph-scu-card and my posting merged audio-graph-card
> are assuming multi-endpoint will be used for DPCM purpose.
>
> But, above endpoint connection seems you want to is
> not DPCM (?), I'm not sure.
Yes DPCM should work nicely here :)
So to recap, Sebastian already added the cpcap codec a while back,
please see arch/arm/boot/dts/omap4-droid4-xt894.dts for the soundcard
node. Then see the link below for an earlier email describing how the
various components are wired for TDM [0].
Hope that clarifies things a bit more,
Tony
[0] https://lkml.org/lkml/2018/3/28/405
next prev parent reply other threads:[~2018-12-11 5:44 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-11 2:05 [PATCH 0/2] Graph fixes for using multiple endpoints per port Tony Lindgren
2018-12-11 2:05 ` [PATCH 1/2] ASoC: simple-card-utils: revert port changes to follow graph binding Tony Lindgren
2018-12-11 2:05 ` [PATCH 2/2] ASoC: audio-graph-card: Fix parsing of multiple endpoints Tony Lindgren
2018-12-11 3:31 ` [PATCH 0/2] Graph fixes for using multiple endpoints per port Kuninori Morimoto
2018-12-11 4:52 ` Tony Lindgren
2018-12-11 5:16 ` Kuninori Morimoto
2018-12-11 5:30 ` Kuninori Morimoto
2018-12-11 5:44 ` Tony Lindgren [this message]
2018-12-11 5:35 ` Tony Lindgren
2018-12-11 6:14 ` Kuninori Morimoto
2018-12-11 14:16 ` Tony Lindgren
2018-12-11 23:16 ` Kuninori Morimoto
2018-12-12 0:12 ` Kuninori Morimoto
2018-12-12 0:43 ` Tony Lindgren
2018-12-12 0:50 ` Tony Lindgren
2018-12-12 0:19 ` Tony Lindgren
2018-12-12 2:11 ` Kuninori Morimoto
2018-12-12 6:51 ` [alsa-devel] " Kuninori Morimoto
2018-12-12 15:27 ` Tony Lindgren
2018-12-13 0:24 ` Kuninori Morimoto
2018-12-13 0:40 ` Tony Lindgren
2018-12-13 1:06 ` Kuninori Morimoto
2018-12-13 1:13 ` Tony Lindgren
2018-12-12 13:05 ` Peter Ujfalusi
2018-12-12 14:50 ` Tony Lindgren
2018-12-13 6:53 ` Peter Ujfalusi
2018-12-13 16:55 ` Tony Lindgren
2018-12-12 12:48 ` Peter Ujfalusi
2018-12-12 14:58 ` Tony Lindgren
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