diff --git a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
index 8542d9ebb6c0..cecfb788bf9e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
@@ -371,6 +371,9 @@ hdmi0_out_con: endpoint {
 	};
 };
 
+&hdmi0_sound {
+	status = "okay";
+};
 
 &hdmi1 {
 	status = "okay";
@@ -388,6 +391,10 @@ hdmi1_out_con: endpoint {
 	};
 };
 
+&hdmi1_sound {
+	status = "okay";
+};
+
 &hdptxphy0 {
 	status = "okay";
 };
@@ -563,6 +570,14 @@ i2s0_8ch_p0_0: endpoint {
 	};
 };
 
+&i2s5_8ch {
+	status = "okay";
+};
+
+&i2s6_8ch {
+	status = "okay";
+};
+
 &pcie2x1l0 {
 	reset-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>;
 	vpcie3v3-supply = <&vcc_3v3_pcie20>;