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Mon, 16 Oct 2023 01:37:59 +0000 Message-ID: <87ttqrwdmw.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto Subject: [PATCH v4 4/4] dt-bindings: audio-graph-port: add ch-maps property User-Agent: Wanderlust/2.15.9 Emacs/27.1 Mule/6.0 To: Pierre-Louis Bossart , Mark Brown , Bard Liao , bard.liao@intel.com, Conor Dooley , Krzysztof Kozlowski , Rob Herring , Jerome Brunet Cc: alsa-devel@alsa-project.org, devicetree@vger.kernel.org In-Reply-To: <87zg0jwdnz.wl-kuninori.morimoto.gx@renesas.com> References: <87zg0jwdnz.wl-kuninori.morimoto.gx@renesas.com> Date: Mon, 16 Oct 2023 01:37:59 +0000 X-ClientProxiedBy: TYCP286CA0115.JPNP286.PROD.OUTLOOK.COM (2603:1096:400:29c::19) To OS3PR01MB8426.jpnprd01.prod.outlook.com (2603:1096:604:194::10) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: OS3PR01MB8426:EE_|OS3PR01MB5656:EE_ X-MS-Office365-Filtering-Correlation-Id: 3320983e-0489-41cb-f1d6-08dbcde887a2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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Signed-off-by: Kuninori Morimoto --- .../devicetree/bindings/sound/audio-graph-port.yaml | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml index 60b5e3fd1115..1f7005356efb 100644 --- a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml +++ b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml @@ -19,7 +19,13 @@ definitions: properties: mclk-fs: $ref: simple-card.yaml#/definitions/mclk-fs - + ch-maps: + description: It indicates how CPU / Codec DAIs are related if number of CPU(N) / Codec(M) + DAIs were not same in one dai-link. ch-maps is not needed if the numbers were 1:M or N:1 + or N=M. If N <= M case, ch-maps indicates connection from CPU, if N > M case,ch-maps + indicates connection from Codec. + ${LINUX}/sound/soc/generic/audio-graph-card2-custom-sample.dtsi is good sample. + $ref: /schemas/types.yaml#/definitions/uint32-array endpoint-base: allOf: - $ref: /schemas/graph.yaml#/$defs/endpoint-base