* Kuninori Morimoto <[email protected]> [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
