[参考译文] TLV320AIC3104：RK3588 + TLV320AIC3104无法播放但 CAN##39；t anrecord

https://e2e.ti.com/support/audio-group/audio/f/audio-forum/1436958/tlv320aic3104-rk3588-tlv320aic3104-can-aplay-but-can-t-arecord

工具与软件：

尊敬的专家：

我‘m 使用 RK3588通过 I2S 连接 TLV320AIC3104、内核为 v5.10。

现在我可以播放 wav 文件,扬声器是正常的;但当使用录音文件,然后播放相同的文件,扬声器只有噪音声音。

原理图显示熔断：

DTS 配置：

sound: tlv320-sound {
		status = "okay";
		compatible = "simple-audio-card";
		simple-audio-card,format = "i2s";
		simple-audio-card,name = "rockchip-tlv320";
		simple-audio-card,mclk-fs = <256>;
		simple-audio-card,widgets =
			"Line","Line In",
			"Line","Line Out",
			"Speaker","External Speaker",
			"Microphone","Microphone Jack";
		simple-audio-card,routing =
			"LINE1L","Microphone Jack",
			"LINE1R","Microphone Jack",
			"Line Out","LLOUT",
			"Line Out","RLOUT";
			
		simple-audio-card,cpu {
			sound-dai = <&i2s2_2ch>;
		};
		simple-audio-card,codec {
			sound-dai = <&tlv320aic3x>;
		};

	};
&i2c2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c2m4_xfer>;
	
	tlv320aic3x: tlv320aic3x@18 {
		#sound-dai-cells = <0>;
		compatible = "ti,tlv320aic3104","ti,tlv320aic3x";
		reg = <0x18>;

		reset-gpios = <&gpio2 RK_PA6 GPIO_ACTIVE_LOW>;
		ai3x-micbias-vg = <1>;
		
		AVDD-supply = <&vcc_3v3_s3>;
		IOVDD-supply = <&vcc_3v3_s3>;
		DRVDD-supply = <&vcc_3v3_s3>;
		DVDD-supply = <&avcc_1v8_s0>;
	};
};
&i2s2_2ch {
	pinctrl-0 = <&i2s2m0_mclk &i2s2m0_sclk &i2s2m0_lrck &i2s2m0_sdi &i2s2m0_sdo>;
	status = "okay";
};

测试日志：

"怎么了? 为什么麦克风无法录制声音？

谢谢！