xref: /linux/Documentation/devicetree/bindings/sound/mt2701-cs42448.txt (revision 15a1fbdcfb519c2bd291ed01c6c94e0b89537a77)
1MT2701 with CS42448 CODEC
2
3Required properties:
4- compatible: "mediatek,mt2701-cs42448-machine"
5- mediatek,platform: the phandle of MT2701 ASoC platform
6- audio-routing: a list of the connections between audio
7- mediatek,audio-codec: the phandles of cs42448 codec
8- mediatek,audio-codec-bt-mrg the phandles of bt-sco dummy codec
9- 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 to
12					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