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Introduce HS (High-Speed) MI2S pin control support. The I2S max98357a speaker is connected via HS0 and I2S microphones utilize the HS2 interface. Signed-off-by: Mohammad Rafi Shaik --- .../boot/dts/qcom/qcs9075-iq-9075-evk.dts | 52 +++++++++++++++++++ arch/arm64/boot/dts/qcom/sa8775p.dtsi | 14 +++++ 2 files changed, 66 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qcs9075-iq-9075-evk.dts b/arch/arm64/boot/dts/qcom/qcs9075-iq-9075-evk.dts index 0e44e0e6dbd4..1ebf42b0b10e 100644 --- a/arch/arm64/boot/dts/qcom/qcs9075-iq-9075-evk.dts +++ b/arch/arm64/boot/dts/qcom/qcs9075-iq-9075-evk.dts @@ -6,6 +6,7 @@ #include #include +#include #include "qcs9075-som.dtsi" @@ -20,6 +21,57 @@ aliases { chosen { stdout-path = "serial0:115200n8"; }; + + max98357a: audio-codec-0 { + compatible = "maxim,max98357a"; + #sound-dai-cells = <0>; + }; + + dmic_codec: dmic-codec { + compatible = "dmic-codec"; + #sound-dai-cells = <0>; + num-channels = <1>; + }; + + sound { + compatible = "qcom,qcs9075-sndcard"; + model = "qcs9075-rb8-snd-card"; + + pinctrl-0 = <&hs0_mi2s_active>, <&hs2_mi2s_active>; + pinctrl-names = "default"; + + hs0-mi2s-playback-dai-link { + link-name = "HS0 mi2s playback"; + + codec { + sound-dai = <&max98357a>; + }; + + cpu { + sound-dai = <&q6apmbedai PRIMARY_MI2S_RX>; + }; + + platform { + sound-dai = <&q6apm>; + }; + }; + + hs2-mi2s-capture-dai-link { + link-name = "HS2 mi2s capture"; + + codec { + sound-dai = <&dmic_codec>; + }; + + cpu { + sound-dai = <&q6apmbedai TERTIARY_MI2S_TX>; + }; + + platform { + sound-dai = <&q6apm>; + }; + }; + }; }; &apps_rsc { diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi index 187a59e29f59..23dad329cd74 100644 --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi @@ -4536,6 +4536,20 @@ tlmm: pinctrl@f000000 { gpio-ranges = <&tlmm 0 0 149>; wakeup-parent = <&pdc>; + hs0_mi2s_active: hs0-mi2s-active-state { + pins = "gpio114", "gpio115", "gpio116", "gpio117"; + function = "hs0_mi2s"; + drive-strength = <8>; + bias-disable; + }; + + hs2_mi2s_active: hs2-mi2s-active-state { + pins = "gpio122", "gpio123", "gpio124", "gpio125"; + function = "hs2_mi2s"; + drive-strength = <8>; + bias-disable; + }; + qup_i2c0_default: qup-i2c0-state { pins = "gpio20", "gpio21"; function = "qup0_se0";