diff --git a/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
index 570f8c72662b..200de9396036 100644
--- a/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
+++ b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
@@ -1,4 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
+# Copyright 2019 IBM Corp.
 %YAML 1.2
 ---
 $id: http://devicetree.org/schemas/mmc/aspeed,sdhci.yaml#
@@ -84,7 +85,7 @@ examples:
             reg = <0x1e740000 0x100>;
             #address-cells = <1>;
             #size-cells = <1>;
-            ranges = <0 0x1e740000 0x10000>;
+            ranges = <0 0x1e740000 0x20000>;
             clocks = <&syscon ASPEED_CLK_GATE_SDCLK>;
 
             sdhci0: sdhci@100 {