diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index 6d95d3df33c7913dc0feb76598f6e94ea15cf0fa..3b605411ba057085b5f58480f11ccaa6c7b72029 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -318,6 +318,7 @@
 			compatible = "ti,omap4-hwspinlock";
 			reg = <0x480ca000 0x1000>;
 			ti,hwmods = "spinlock";
+			#hwlock-cells = <1>;
 		};
 
 		wdt2: wdt@44e35000 {
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index d3f8a6e8ca205ef1585c279c1ce50dc8703fa6b5..ac27f7623f134cb639b9e54a9c47f02687515bca 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -313,6 +313,7 @@
 			compatible = "ti,omap4-hwspinlock";
 			reg = <0x4a0f6000 0x1000>;
 			ti,hwmods = "spinlock";
+			#hwlock-cells = <1>;
 		};
 
 		i2c1: i2c@48070000 {
diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
index a72813a9663eccd7075b185489cbda4694fd0003..ea5f220f3c1ffc1d8b6e22aaae37793936944fdb 100644
--- a/arch/arm/boot/dts/omap5.dtsi
+++ b/arch/arm/boot/dts/omap5.dtsi
@@ -353,6 +353,7 @@
 			compatible = "ti,omap4-hwspinlock";
 			reg = <0x4a0f6000 0x1000>;
 			ti,hwmods = "spinlock";
+			#hwlock-cells = <1>;
 		};
 
 		mcspi1: spi@48098000 {