diff --git a/arch/arm/boot/dts/ti/omap/dm816x.dtsi b/arch/arm/boot/dts/ti/omap/dm816x.dtsi
index 407d7bc5b13a..a1e0e904e0f0 100644
--- a/arch/arm/boot/dts/ti/omap/dm816x.dtsi
+++ b/arch/arm/boot/dts/ti/omap/dm816x.dtsi
@@ -94,8 +94,8 @@ dm816x_pinmux: pinmux@800 {
 				#address-cells = <1>;
 				#size-cells = <0>;
 				#pinctrl-cells = <1>;
-				pinctrl-single,register-width = <16>;
-				pinctrl-single,function-mask = <0xf>;
+				pinctrl-single,register-width = <32>;
+				pinctrl-single,function-mask = <0x1f>;
 			};
 
 			/* Device Configuration Registers */