ranges = <0 0x4a000000 0x1000000>;
 
                        cm1: cm1@4000 {
-                               compatible = "ti,omap4-cm1";
+                               compatible = "ti,omap4-cm1", "simple-bus";
                                reg = <0x4000 0x2000>;
+                               #address-cells = <1>;
+                               #size-cells = <1>;
+                               ranges = <0 0x4000 0x2000>;
 
                                cm1_clocks: clocks {
                                        #address-cells = <1>;
                        };
 
                        cm2: cm2@8000 {
-                               compatible = "ti,omap4-cm2";
+                               compatible = "ti,omap4-cm2", "simple-bus";
                                reg = <0x8000 0x3000>;
+                               #address-cells = <1>;
+                               #size-cells = <1>;
+                               ranges = <0 0x8000 0x3000>;
 
                                cm2_clocks: clocks {
                                        #address-cells = <1>;
                                        compatible = "ti,omap4-prm";
                                        reg = <0x6000 0x3000>;
                                        interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+                                       #address-cells = <1>;
+                                       #size-cells = <1>;
+                                       ranges = <0 0x6000 0x3000>;
 
                                        prm_clocks: clocks {
                                                #address-cells = <1>;