diff --git a/Documentation/devicetree/bindings/sound/mt2701-afe-pcm.txt b/Documentation/devicetree/bindings/sound/mt2701-afe-pcm.txt
index 0450baa..12f147b 100644
--- a/Documentation/devicetree/bindings/sound/mt2701-afe-pcm.txt
+++ b/Documentation/devicetree/bindings/sound/mt2701-afe-pcm.txt
@@ -2,15 +2,17 @@ Mediatek AFE PCM controller for mt2701
 
 Required properties:
 - compatible = "mediatek,mt2701-audio";
-- reg: register location and size
 - interrupts: should contain AFE and ASYS interrupts
 - interrupt-names: should be "afe" and "asys"
 - power-domains: should define the power domain
 - clocks: Must contain an entry for each entry in clock-names
   See ../clocks/clock-bindings.txt for details
 - clock-names: should have these clock names:
+		"infra_sys_audio_clk",
 		"top_audio_mux1_sel",
 		"top_audio_mux2_sel",
+		"top_audio_a1sys_hp",
+		"top_audio_a2sys_hp",
 		"i2s0_src_sel",
 		"i2s1_src_sel",
 		"i2s2_src_sel",
@@ -45,85 +47,98 @@ Required properties:
 - assigned-clocks-parents: parent of input clocks of assigned clocks.
 - assigned-clock-rates: list of clock frequencies of assigned clocks.
 
+Must be a subnode of MediaTek audsys device tree node.
+See ../arm/mediatek/mediatek,audsys.txt for details about the parent node.
+
 Example:
 
-	afe: mt2701-afe-pcm@11220000 {
-		compatible = "mediatek,mt2701-audio";
-		reg = <0 0x11220000 0 0x2000>,
-		      <0 0x112A0000 0 0x20000>;
-		interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 132 IRQ_TYPE_LEVEL_LOW>;
-		interrupt-names	= "afe", "asys";
-		power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>;
-		clocks = <&topckgen CLK_TOP_AUD_MUX1_SEL>,
-			 <&topckgen CLK_TOP_AUD_MUX2_SEL>,
-			 <&topckgen CLK_TOP_AUD_K1_SRC_SEL>,
-			 <&topckgen CLK_TOP_AUD_K2_SRC_SEL>,
-			 <&topckgen CLK_TOP_AUD_K3_SRC_SEL>,
-			 <&topckgen CLK_TOP_AUD_K4_SRC_SEL>,
-			 <&topckgen CLK_TOP_AUD_K1_SRC_DIV>,
-			 <&topckgen CLK_TOP_AUD_K2_SRC_DIV>,
-			 <&topckgen CLK_TOP_AUD_K3_SRC_DIV>,
-			 <&topckgen CLK_TOP_AUD_K4_SRC_DIV>,
-			 <&topckgen CLK_TOP_AUD_I2S1_MCLK>,
-			 <&topckgen CLK_TOP_AUD_I2S2_MCLK>,
-			 <&topckgen CLK_TOP_AUD_I2S3_MCLK>,
-			 <&topckgen CLK_TOP_AUD_I2S4_MCLK>,
-			 <&audiosys CLK_AUD_I2SO1>,
-			 <&audiosys CLK_AUD_I2SO2>,
-			 <&audiosys CLK_AUD_I2SO3>,
-			 <&audiosys CLK_AUD_I2SO4>,
-			 <&audiosys CLK_AUD_I2SIN1>,
-			 <&audiosys CLK_AUD_I2SIN2>,
-			 <&audiosys CLK_AUD_I2SIN3>,
-			 <&audiosys CLK_AUD_I2SIN4>,
-			 <&audiosys CLK_AUD_ASRCO1>,
-			 <&audiosys CLK_AUD_ASRCO2>,
-			 <&audiosys CLK_AUD_ASRCO3>,
-			 <&audiosys CLK_AUD_ASRCO4>,
-			 <&audiosys CLK_AUD_AFE>,
-			 <&audiosys CLK_AUD_AFE_CONN>,
-			 <&audiosys CLK_AUD_A1SYS>,
-			 <&audiosys CLK_AUD_A2SYS>,
-			 <&audiosys CLK_AUD_AFE_MRGIF>;
+	audsys: audio-subsystem@11220000 {
+		compatible = "mediatek,mt2701-audsys", "syscon", "simple-mfd";
+		...
+
+		afe: audio-controller {
+			compatible = "mediatek,mt2701-audio";
+			interrupts =  <GIC_SPI 104 IRQ_TYPE_LEVEL_LOW>,
+				      <GIC_SPI 132 IRQ_TYPE_LEVEL_LOW>;
+			interrupt-names	= "afe", "asys";
+			power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>;
+
+			clocks = <&infracfg CLK_INFRA_AUDIO>,
+				 <&topckgen CLK_TOP_AUD_MUX1_SEL>,
+				 <&topckgen CLK_TOP_AUD_MUX2_SEL>,
+				 <&topckgen CLK_TOP_AUD_48K_TIMING>,
+				 <&topckgen CLK_TOP_AUD_44K_TIMING>,
+				 <&topckgen CLK_TOP_AUD_K1_SRC_SEL>,
+				 <&topckgen CLK_TOP_AUD_K2_SRC_SEL>,
+				 <&topckgen CLK_TOP_AUD_K3_SRC_SEL>,
+				 <&topckgen CLK_TOP_AUD_K4_SRC_SEL>,
+				 <&topckgen CLK_TOP_AUD_K1_SRC_DIV>,
+				 <&topckgen CLK_TOP_AUD_K2_SRC_DIV>,
+				 <&topckgen CLK_TOP_AUD_K3_SRC_DIV>,
+				 <&topckgen CLK_TOP_AUD_K4_SRC_DIV>,
+				 <&topckgen CLK_TOP_AUD_I2S1_MCLK>,
+				 <&topckgen CLK_TOP_AUD_I2S2_MCLK>,
+				 <&topckgen CLK_TOP_AUD_I2S3_MCLK>,
+				 <&topckgen CLK_TOP_AUD_I2S4_MCLK>,
+				 <&audsys CLK_AUD_I2SO1>,
+				 <&audsys CLK_AUD_I2SO2>,
+				 <&audsys CLK_AUD_I2SO3>,
+				 <&audsys CLK_AUD_I2SO4>,
+				 <&audsys CLK_AUD_I2SIN1>,
+				 <&audsys CLK_AUD_I2SIN2>,
+				 <&audsys CLK_AUD_I2SIN3>,
+				 <&audsys CLK_AUD_I2SIN4>,
+				 <&audsys CLK_AUD_ASRCO1>,
+				 <&audsys CLK_AUD_ASRCO2>,
+				 <&audsys CLK_AUD_ASRCO3>,
+				 <&audsys CLK_AUD_ASRCO4>,
+				 <&audsys CLK_AUD_AFE>,
+				 <&audsys CLK_AUD_AFE_CONN>,
+				 <&audsys CLK_AUD_A1SYS>,
+				 <&audsys CLK_AUD_A2SYS>,
+				 <&audsys CLK_AUD_AFE_MRGIF>;
 
-		clock-names = "top_audio_mux1_sel",
-			      "top_audio_mux2_sel",
-			      "i2s0_src_sel",
-			      "i2s1_src_sel",
-			      "i2s2_src_sel",
-			      "i2s3_src_sel",
-			      "i2s0_src_div",
-			      "i2s1_src_div",
-			      "i2s2_src_div",
-			      "i2s3_src_div",
-			      "i2s0_mclk_en",
-			      "i2s1_mclk_en",
-			      "i2s2_mclk_en",
-			      "i2s3_mclk_en",
-			      "i2so0_hop_ck",
-			      "i2so1_hop_ck",
-			      "i2so2_hop_ck",
-			      "i2so3_hop_ck",
-			      "i2si0_hop_ck",
-			      "i2si1_hop_ck",
-			      "i2si2_hop_ck",
-			      "i2si3_hop_ck",
-			      "asrc0_out_ck",
-			      "asrc1_out_ck",
-			      "asrc2_out_ck",
-			      "asrc3_out_ck",
-			      "audio_afe_pd",
-			      "audio_afe_conn_pd",
-			      "audio_a1sys_pd",
-			      "audio_a2sys_pd",
-			      "audio_mrgif_pd";
+			clock-names = "infra_sys_audio_clk",
+				      "top_audio_mux1_sel",
+				      "top_audio_mux2_sel",
+				      "top_audio_a1sys_hp",
+				      "top_audio_a2sys_hp",
+				      "i2s0_src_sel",
+				      "i2s1_src_sel",
+				      "i2s2_src_sel",
+				      "i2s3_src_sel",
+				      "i2s0_src_div",
+				      "i2s1_src_div",
+				      "i2s2_src_div",
+				      "i2s3_src_div",
+				      "i2s0_mclk_en",
+				      "i2s1_mclk_en",
+				      "i2s2_mclk_en",
+				      "i2s3_mclk_en",
+				      "i2so0_hop_ck",
+				      "i2so1_hop_ck",
+				      "i2so2_hop_ck",
+				      "i2so3_hop_ck",
+				      "i2si0_hop_ck",
+				      "i2si1_hop_ck",
+				      "i2si2_hop_ck",
+				      "i2si3_hop_ck",
+				      "asrc0_out_ck",
+				      "asrc1_out_ck",
+				      "asrc2_out_ck",
+				      "asrc3_out_ck",
+				      "audio_afe_pd",
+				      "audio_afe_conn_pd",
+				      "audio_a1sys_pd",
+				      "audio_a2sys_pd",
+				      "audio_mrgif_pd";
 
-		assigned-clocks = <&topckgen CLK_TOP_AUD_MUX1_SEL>,
-				  <&topckgen CLK_TOP_AUD_MUX2_SEL>,
-				  <&topckgen CLK_TOP_AUD_MUX1_DIV>,
-				  <&topckgen CLK_TOP_AUD_MUX2_DIV>;
-		assigned-clock-parents = <&topckgen CLK_TOP_AUD1PLL_98M>,
-					 <&topckgen CLK_TOP_AUD2PLL_90M>;
-		assigned-clock-rates = <0>, <0>, <49152000>, <45158400>;
+			assigned-clocks = <&topckgen CLK_TOP_AUD_MUX1_SEL>,
+					  <&topckgen CLK_TOP_AUD_MUX2_SEL>,
+					  <&topckgen CLK_TOP_AUD_MUX1_DIV>,
+					  <&topckgen CLK_TOP_AUD_MUX2_DIV>;
+			assigned-clock-parents = <&topckgen CLK_TOP_AUD1PLL_98M>,
+						 <&topckgen CLK_TOP_AUD2PLL_90M>;
+			assigned-clock-rates = <0>, <0>, <49152000>, <45158400>;
+		};
 	};
