diff --git a/arch/arm64/boot/dts/amlogic/mesong12_odroid_common.dtsi b/arch/arm64/boot/dts/amlogic/mesong12_odroid_common.dtsi
index 538098dc6064..6238935caa29 100644
--- a/arch/arm64/boot/dts/amlogic/mesong12_odroid_common.dtsi
+++ b/arch/arm64/boot/dts/amlogic/mesong12_odroid_common.dtsi
@@ -350,11 +350,6 @@
 	};
 };
 
-&amhdmitx {
-	/*0:SPDIF, 1:I2S*/
-	tx_aud_src = <1>;
-};
-
 &audiobus {
 	/* tdmc to internal DAC output, no pinmux */
 	aml_tdmc: tdmc {
diff --git a/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c b/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c
index 54b0d3bdee00..69f839b774b2 100644
--- a/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c
+++ b/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c
@@ -4636,17 +4636,6 @@ static int amhdmitx_get_dt_info(struct platform_device *pdev)
 			pr_info(SYS "hdmitx_device.chip_type : %d\n",
 				hdmitx_device.chip_type);
 
-#if defined(CONFIG_ARCH_MESON64_ODROID_COMMON)
-		/* Get audio source information */
-		ret = of_property_read_u32(pdev->dev.of_node, "tx_aud_src",
-			&(hdmitx_device.tx_aud_src));
-		if (ret) {
-			pr_info(SYS "not find tx_aud_src\n");
-			hdmitx_device.tx_aud_src = 0;
-		}
-		pr_info(SYS "hdmitx_device.tx_aud_src : %d\n",
-			hdmitx_device.tx_aud_src);
-#endif
 		ret = of_property_read_u32(pdev->dev.of_node,
 			"repeater_tx", &val);
 		if (!ret)
diff --git a/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hw/hdmi_tx_hw.c b/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hw/hdmi_tx_hw.c
index da03adf65948..61e4e8e364f0 100644
--- a/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hw/hdmi_tx_hw.c
+++ b/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hw/hdmi_tx_hw.c
@@ -2687,11 +2687,16 @@ static int hdmitx_set_audmode(struct hdmitx_dev *hdev,
 		hdev->tx_aud_src = 1;
 	else
 		hdev->tx_aud_src = 0;
-
+#else
+	/* PCM : I2S, Other : SPDIF */
+	if (audio_param->type == CT_PCM)
+		hdev->tx_aud_src = 1;
+	else
+		hdev->tx_aud_src = 0;
+#endif
 	/* if hdev->aud_output_ch is true, select I2S as 8ch in, 2ch out */
 	if (hdev->aud_output_ch)
 		hdev->tx_aud_src = 1;
-#endif
 
 	pr_info(HW "hdmitx tx_aud_src = %d\n", hdev->tx_aud_src);