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1MT2701 with CS42448 CODEC2 3Required properties:4- compatible: "mediatek,mt2701-cs42448-machine"5- mediatek,platform: the phandle of MT2701 ASoC platform6- audio-routing: a list of the connections between audio7- mediatek,audio-codec: the phandles of cs42448 codec8- mediatek,audio-codec-bt-mrg the phandles of bt-sco dummy codec9- pinctrl-names: Should contain only one value - "default"10- pinctrl-0: Should specify pin control groups used for this controller.11- i2s1-in-sel-gpio1, i2s1-in-sel-gpio2: Should specify two gpio pins to12 control I2S1-in mux.13 14Example:15 16 sound:sound {17 compatible = "mediatek,mt2701-cs42448-machine";18 mediatek,platform = <&afe>;19 /* CS42448 Machine name */20 audio-routing =21 "Line Out Jack", "AOUT1L",22 "Line Out Jack", "AOUT1R",23 "Line Out Jack", "AOUT2L",24 "Line Out Jack", "AOUT2R",25 "Line Out Jack", "AOUT3L",26 "Line Out Jack", "AOUT3R",27 "Line Out Jack", "AOUT4L",28 "Line Out Jack", "AOUT4R",29 "AIN1L", "AMIC",30 "AIN1R", "AMIC",31 "AIN2L", "Tuner In",32 "AIN2R", "Tuner In",33 "AIN3L", "Satellite Tuner In",34 "AIN3R", "Satellite Tuner In",35 "AIN3L", "AUX In",36 "AIN3R", "AUX In";37 mediatek,audio-codec = <&cs42448>;38 mediatek,audio-codec-bt-mrg = <&bt_sco_codec>;39 pinctrl-names = "default";40 pinctrl-0 = <&aud_pins_default>;41 i2s1-in-sel-gpio1 = <&pio 53 0>;42 i2s1-in-sel-gpio2 = <&pio 54 0>;43 };44