Disable AML-M8AUDIO

tongkiat · December 26, 2018, 10:51pm

Hi

Can anyone advise how can I disable the onboard dac? How can I prevent the audio driver from being loaded ?

tongkiat · January 8, 2019, 1:02am

Hi

Can anyone provide any advise about this?

numbqq · January 8, 2019, 2:25am

Disable sound card in DTS

github.com

khadas/linux/blob/khadas-vims-nougat/arch/arm64/boot/dts/kvim2.dts#L988


		#sound-dai-cells = <0>;
		compatible = "amlogic, aml_dummy_codec";
		status = "disable";
	};
	amlogic_codec:t9015{
		#sound-dai-cells = <0>;
		compatible = "amlogic, aml_codec_T9015";
		reg = <0x0 0xc8832000 0x0 0x14>;
		status = "okay";
	};
	aml_m8_snd {
		compatible = "aml, aml_snd_m8";
		status = "okay";
		aml-sound-card,format = "i2s";
		aml_sound_card,name = "AML-M8AUDIO";
		aml,audio-routing =
				"Ext Spk","LOUTL",
				"Ext Spk","LOUTR";


		mute_inv;
		hp_disable;

tongkiat · January 8, 2019, 2:36am

Thanks @numbqq.

I’ll go try this out via DTS.