diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README
index 19ef82e026459f..4d6fe35f5926fb 100644
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -3940,7 +3940,7 @@ Name:   sdio-pi5
 Info:   Selects the rp1_mmc0 interface and enables it on GPIOs 22-27.
         Pi 5 only.
 Load:   dtoverlay=sdio-pi5
-Params: <none>
+Params: <None>
 
 
 Name:   sdtweak
diff --git a/arch/arm/boot/dts/overlays/overlay_map.dts b/arch/arm/boot/dts/overlays/overlay_map.dts
index 5c9dc160c10c2c..4aa6004044144b 100644
--- a/arch/arm/boot/dts/overlays/overlay_map.dts
+++ b/arch/arm/boot/dts/overlays/overlay_map.dts
@@ -260,6 +260,10 @@
 		deprecated = "use sdio,bus_width=1,gpios_22_25";
 	};
 
+	sdio-pi5 {
+		bcm2712;
+	};
+
 	sdtweak {
 		deprecated = "use 'dtparam=sd_poll_once' etc.";
 	};