audio_platform_info.xml

<?xml version="1.0" encoding="ISO-8859-1"?>
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<audio_platform_info>
    <acdb_ids>
        <device name="SND_DEVICE_OUT_SPEAKER_PROTECTED" acdb_id="124"/>
        <device name="SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES" acdb_id="15"/>
        <device name="SND_DEVICE_OUT_VOICE_HANDSET_TMUS" acdb_id="7"/>
        <device name="SND_DEVICE_IN_VOICE_DMIC_TMUS" acdb_id="41"/>
        <device name="SND_DEVICE_IN_BT_SCO_MIC_NREC" acdb_id="122"/>
        <device name="SND_DEVICE_IN_BT_SCO_MIC_WB_NREC" acdb_id="123"/>
        <device name="SND_DEVICE_IN_VOICE_REC_HEADSET_MIC" acdb_id="64"/>
        <device name="SND_DEVICE_OUT_VOICE_SPEAKER" acdb_id="14"/>
        <device name="SND_DEVICE_OUT_VOICE_HAC_HANDSET" acdb_id="238"/>
        <device name="SND_DEVICE_OUT_SPEAKER_REVERSE" acdb_id="63"/>
        <device name="SND_DEVICE_IN_UNPROCESSED_HEADSET_MIC" acdb_id="65"/>
        <device name="SND_DEVICE_IN_UNPROCESSED_MIC" acdb_id="143"/>
        <device name="SND_DEVICE_IN_UNPROCESSED_STEREO_MIC" acdb_id="144"/>
        <device name="SND_DEVICE_IN_UNPROCESSED_THREE_MIC" acdb_id="145"/>
        <device name="SND_DEVICE_IN_UNPROCESSED_QUAD_MIC" acdb_id="146"/>
    </acdb_ids>

    <backend_names>
        <device name="SND_DEVICE_OUT_SPEAKER" backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_REVERSE" backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_SAFE" backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_HANDSET" backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_SPEAKER" backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_HANDSET" backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_HANDSET_TMUS" backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_HAC_HANDSET" backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_AND_LINE" backend="speaker-and-headphones" interface="QUAT_MI2S_RX-and-SLIMBUS_0_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_SAFE_AND_LINE" backend="speaker-and-headphones" interface="QUAT_MI2S_RX-and-SLIMBUS_0_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES" backend="speaker-and-headphones" interface="QUAT_MI2S_RX-and-SLIMBUS_0_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_SAFE_AND_HEADPHONES" backend="speaker-and-headphones" interface="QUAT_MI2S_RX-and-SLIMBUS_0_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET" backend="speaker" interface="QUAT_MI2S_RX"/>
    </backend_names>

    <config_params>
        <!-- If sound card name is not known, remove this entry -->
        <param key="snd_card_name" value="msm8994-tomtom-mtp-snd-card"/>
        <param key="input_mic_max_count" value="3"/>
    </config_params>

</audio_platform_info>