92 lines
1.9 KiB
Plaintext
Executable file
92 lines
1.9 KiB
Plaintext
Executable file
* Texas Instruments OMAP4+ and twl6040 based audio setups
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Required properties:
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- compatible: "ti,abe-twl6040"
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- ti,model: Name of the sound card ( for example "SDP4430")
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- ti,mclk-freq: MCLK frequency for HPPLL operation
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- ti,mcpdm: phandle for the McPDM node
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- ti,twl6040: phandle for the twl6040 core node
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- ti,audio-routing: List of connections between audio components.
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Each entry is a pair of strings, the first being the connection's sink,
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the second being the connection's source.
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Optional properties:
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- ti,dmic: phandle for the OMAP dmic node if the machine have it connected
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- ti,jack-detection: Need to be present if the board capable to detect jack
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insertion, removal.
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Available audio endpoints for the audio-routing table:
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Board connectors:
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* Headset Stereophone
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* Earphone Spk
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* Ext Spk
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* Line Out
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* Vibrator
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* Headset Mic
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* Main Handset Mic
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* Sub Handset Mic
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* Line In
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* Digital Mic
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twl6040 pins:
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* HSOL
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* HSOR
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* EP
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* HFL
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* HFR
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* AUXL
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* AUXR
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* VIBRAL
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* VIBRAR
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* HSMIC
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* MAINMIC
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* SUBMIC
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* AFML
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* AFMR
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* Headset Mic Bias
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* Main Mic Bias
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* Digital Mic1 Bias
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* Digital Mic2 Bias
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Digital mic pins:
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* DMic
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Example:
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sound {
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compatible = "ti,abe-twl6040";
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ti,model = "SDP4430";
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ti,jack-detection;
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ti,mclk-freq = <38400000>;
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ti,mcpdm = <&mcpdm>;
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ti,dmic = <&dmic>;
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ti,twl6040 = <&twl6040>;
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/* Audio routing */
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ti,audio-routing =
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"Headset Stereophone", "HSOL",
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"Headset Stereophone", "HSOR",
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"Earphone Spk", "EP",
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"Ext Spk", "HFL",
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"Ext Spk", "HFR",
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"Line Out", "AUXL",
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"Line Out", "AUXR",
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"Vibrator", "VIBRAL",
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"Vibrator", "VIBRAR",
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"HSMIC", "Headset Mic",
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"Headset Mic", "Headset Mic Bias",
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"MAINMIC", "Main Handset Mic",
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"Main Handset Mic", "Main Mic Bias",
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"SUBMIC", "Sub Handset Mic",
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"Sub Handset Mic", "Main Mic Bias",
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"AFML", "Line In",
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"AFMR", "Line In",
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"DMic", "Digital Mic",
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"Digital Mic", "Digital Mic1 Bias";
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};
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