From: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
This patch adds DPCM link Single-CPU/Codec sample to audio-graph-card2-custom-sample.dtsi. This sample is assuming MIXer connection.
FE BE **** CPU3 -- * * -- Codec3 CPU4 -- * * ****
Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com --- .../audio-graph-card2-custom-sample.dtsi | 36 +++++++++++++++++++ 1 file changed, 36 insertions(+)
diff --git a/sound/soc/generic/audio-graph-card2-custom-sample.dtsi b/sound/soc/generic/audio-graph-card2-custom-sample.dtsi index b4f4fa743c2b..b03dbce504cb 100644 --- a/sound/soc/generic/audio-graph-card2-custom-sample.dtsi +++ b/sound/soc/generic/audio-graph-card2-custom-sample.dtsi @@ -30,6 +30,13 @@ / { * cpu1 <--| |<-@--------->| |-> codec1 * cpu2 <--| | | |-> codec2 * +-+ +-+ + * + * [DPCM] + * FE BE + * **** + * cpu3 <-@--* *--@-> codec3 + * cpu4 <-@--* * + * **** */ audio-graph-card2-custom-sample { /* @@ -39,8 +46,16 @@ audio-graph-card2-custom-sample { */ compatible = "audio-graph-card2-custom-sample";
+ /* for [DPCM] */ + /* BE FE */ + routing = "TC DAI3 Playback", "DAI3 Playback", + "TC DAI3 Playback", "DAI4 Playback", + "DAI3 Capture", "TC DAI3 Capture", + "DAI4 Capture", "TC DAI3 Capture"; + links = <&cpu0 /* normal: cpu side only */ &mcpu0 /* multi: cpu side only */ + &fe00 &fe01 &be0 /* dpcm: both FE / BE */ >;
multi { @@ -55,6 +70,18 @@ ports@1 { port@2 { mcodec2_ep: endpoint { remote-endpoint = <&codec2_ep>; }; }; }; }; + + dpcm { + /* FE */ + ports@0 { + fe00: port@0 { fe00_ep: endpoint { remote-endpoint = <&cpu3_ep>; }; }; + fe01: port@1 { fe01_ep: endpoint { remote-endpoint = <&cpu4_ep>; }; }; + }; + /* BE */ + ports@1 { + be0: port@0 { be00_ep: endpoint { remote-endpoint = <&codec3_ep>; }; }; + }; + }; };
test_cpu { @@ -73,6 +100,8 @@ ports { cpu0: port@0 { cpu0_ep: endpoint { remote-endpoint = <&codec0_ep>; }; }; port@1 { cpu1_ep: endpoint { remote-endpoint = <&mcpu1_ep>; }; }; port@2 { cpu2_ep: endpoint { remote-endpoint = <&mcpu2_ep>; }; }; + port@3 { cpu3_ep: endpoint { remote-endpoint = <&fe00_ep>; }; }; + port@4 { cpu4_ep: endpoint { remote-endpoint = <&fe01_ep>; }; }; }; };
@@ -87,9 +116,16 @@ test_codec { */ compatible = "test-codec"; ports { + /* + * prefix can be added to *component*, + * see audio-graph-card2::routing + */ + prefix = "TC"; + port@0 { codec0_ep: endpoint { remote-endpoint = <&cpu0_ep>; }; }; port@1 { codec1_ep: endpoint { remote-endpoint = <&mcodec1_ep>; }; }; port@2 { codec2_ep: endpoint { remote-endpoint = <&mcodec2_ep>; }; }; + port@3 { codec3_ep: endpoint { remote-endpoint = <&be00_ep>; }; }; }; }; };