834d899794
This patch adds compatible strings for DB845c and Lenovo Yoga C630 soundcard. Based on this compatible strings common machine driver will be in better position to setup board specific configuration. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Acked-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20191219103153.14875-11-srinivas.kandagatla@linaro.org Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
84 lines
1.9 KiB
Plaintext
84 lines
1.9 KiB
Plaintext
* Qualcomm Technologies Inc. SDM845 ASoC sound card driver
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This binding describes the SDM845 sound card, which uses qdsp for audio.
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- compatible:
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Usage: required
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Value type: <stringlist>
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Definition: must be one of this
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"qcom,sdm845-sndcard"
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"qcom,db845c-sndcard"
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"lenovo,yoga-c630-sndcard"
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- audio-routing:
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Usage: Optional
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Value type: <stringlist>
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Definition: A list of the connections between audio components.
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Each entry is a pair of strings, the first being the
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connection's sink, the second being the connection's
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source. Valid names could be power supplies, MicBias
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of codec and the jacks on the board.
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- model:
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Usage: required
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Value type: <stringlist>
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Definition: The user-visible name of this sound card.
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= dailinks
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Each subnode of sndcard represents either a dailink, and subnodes of each
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dailinks would be cpu/codec/platform dais.
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- link-name:
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Usage: required
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Value type: <string>
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Definition: User friendly name for dai link
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= CPU, PLATFORM, CODEC dais subnodes
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- cpu:
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Usage: required
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Value type: <subnode>
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Definition: cpu dai sub-node
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- codec:
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Usage: required
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Value type: <subnode>
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Definition: codec dai sub-node
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- platform:
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Usage: Optional
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Value type: <subnode>
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Definition: platform dai sub-node
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- sound-dai:
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Usage: required
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Value type: <phandle>
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Definition: dai phandle/s and port of CPU/CODEC/PLATFORM node.
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Example:
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audio {
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compatible = "qcom,sdm845-sndcard";
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model = "sdm845-snd-card";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&pri_mi2s_active &pri_mi2s_ws_active>;
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pinctrl-1 = <&pri_mi2s_sleep &pri_mi2s_ws_sleep>;
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mm1-dai-link {
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link-name = "MultiMedia1";
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cpu {
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sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA1>;
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};
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};
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pri-mi2s-dai-link {
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link-name = "PRI MI2S Playback";
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cpu {
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sound-dai = <&q6afedai PRIMARY_MI2S_RX>;
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};
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platform {
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sound-dai = <&q6routing>;
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};
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};
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};
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