diff --git a/arch/arm/boot/dts/overlays/Makefile b/arch/arm/boot/dts/overlays/Makefile
index d4f31b76931d6..68832129f46b9 100644
--- a/arch/arm/boot/dts/overlays/Makefile
+++ b/arch/arm/boot/dts/overlays/Makefile
@@ -41,7 +41,6 @@ dtbo-$(RPI_DT_OVERLAYS) += i2c-rtc.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += i2c0-bcm2708.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += i2c1-bcm2708.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += i2s-gpio28-31.dtbo
-dtbo-$(RPI_DT_OVERLAYS) += i2s-mmap.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += iqaudio-dac.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += iqaudio-dacplus.dtbo
 dtbo-$(RPI_DT_OVERLAYS) += iqaudio-digi-wm8804-audio.dtbo
diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README
index 5e103331e5060..bc97243dcdb7b 100644
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -510,12 +510,6 @@ Load:   dtoverlay=i2s-gpio28-31
 Params: <None>
 
 
-Name:   i2s-mmap
-Info:   Enables mmap support in the bcm2708-i2s driver
-Load:   dtoverlay=i2s-mmap
-Params: <None>
-
-
 Name:   iqaudio-dac
 Info:   Configures the IQaudio DAC audio card
 Load:   dtoverlay=iqaudio-dac,<param>
diff --git a/arch/arm/boot/dts/overlays/i2s-mmap-overlay.dts b/arch/arm/boot/dts/overlays/i2s-mmap-overlay.dts
deleted file mode 100644
index a11160afa4bfb..0000000000000
--- a/arch/arm/boot/dts/overlays/i2s-mmap-overlay.dts
+++ /dev/null
@@ -1,13 +0,0 @@
-/dts-v1/;
-/plugin/;
-
-/{
-	compatible = "brcm,bcm2708";
-
-	fragment@0 {
-		target = <&i2s>;
-		__overlay__ {
-			brcm,enable-mmap;
-		};
-	};
-};