diff --git a/Documentation/devicetree/bindings/mmc/sunxi-mmc.txt b/Documentation/devicetree/bindings/mmc/sunxi-mmc.txt
index 904ff9f89893626ea7b58e096ea8dfde00ba7fe4..55cdd804cdbac0b078ea4e6ddbcd59d35813b989 100644
--- a/Documentation/devicetree/bindings/mmc/sunxi-mmc.txt
+++ b/Documentation/devicetree/bindings/mmc/sunxi-mmc.txt
@@ -13,6 +13,7 @@ Required properties:
    * "allwinner,sun5i-a13-mmc"
    * "allwinner,sun7i-a20-mmc"
    * "allwinner,sun9i-a80-mmc"
+   * "allwinner,sun50i-a64-mmc"
  - reg : mmc controller base registers
  - clocks : a list with 4 phandle + clock specifier pairs
  - clock-names : must contain "ahb", "mmc", "output" and "sample"