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Commit a7df4289 authored by Aditya Bavanari's avatar Aditya Bavanari Committed by Gerrit - the friendly Code Review server
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ARM: dts: msm: Add dai links only when supported 



Add dai links of only supported interfaces like
TDM, MI2S and aux pcm to register them to
sound card. This reduces the number of mixer controls
which get registered to sound card and improves the
bootup performance.

Change-Id: I5ee7e4a2c8a895d3e849abc317070e6d24380061
Signed-off-by: default avatarAditya Bavanari <abavanar@codeaurora.org>
parent 3adbe725

Documentation/devicetree/bindings/sound/qcom-audio-dev.txt

+2 −0
Original line number Diff line number Diff line
@@ -2042,6 +2042,7 @@ Optional properties: 
- qcom,wcn-btfm : Property to specify if WCN BT/FM chip is used for the target

- qcom,mi2s-audio-intf: Property to specify if MI2S interface is used for the target

- qcom,auxpcm-audio-intf: Property to specify if Aux PCM interface is used for the target

- qcom,tdm-audio-intf: Property to specify if Aux PCM interface is used for the target

- qcom,cdc-dmic-gpios : phandle for Digital mic clk and data gpios.

- qcom,msm_audio_ssr_devs: List the snd event framework clients

- qcom,afe-rxtx-lb: AFE RX to TX loopback.
@@ -2054,6 +2055,7 @@ Example: 
		qcom,wcn-btfm = <1>;

		qcom,mi2s-audio-intf = <1>;

		qcom,auxpcm-audio-intf = <1>;

		qcom,tdm-audio-intf = <1>;

		qcom,afe-rxtx-lb = <1>;



		asoc-platform = <&pcm0>, <&pcm1>, <&pcm2>, <&voip>, <&voice>,

arch/arm64/boot/dts/qcom/atoll-audio.dtsi

+4 −3
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2019, The Linux Foundation. All rights reserved.

 * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -86,8 +86,9 @@ 
&q6core {

	atoll_snd: sound {

		compatible = "qcom,kona-asoc-snd";

		qcom,mi2s-audio-intf = <1>;

		qcom,auxpcm-audio-intf = <1>;

		qcom,mi2s-audio-intf = <0>;

		qcom,auxpcm-audio-intf = <0>;

		qcom,tdm-audio-intf = <0>;

		qcom,wcn-btfm = <1>;

		qcom,ext-disp-audio-rx = <1>;

		qcom,afe-rxtx-lb = <0>;