Index: dev/cpufreq/ichss.c
===================================================================
--- dev/cpufreq/ichss.c	(revision 181612)
+++ dev/cpufreq/ichss.c	(working copy)
@@ -181,7 +181,7 @@
 	}
 	DPRINT("ichss: PMBASE is %#x\n", pmbase);
 
-	child = BUS_ADD_CHILD(parent, 0, "ichss", 0);
+	child = BUS_ADD_CHILD(parent, 20, "ichss", 0);
 	if (child == NULL) {
 		device_printf(parent, "add SpeedStep child failed\n");
 		return;
Index: i386/cpufreq/smist.c
===================================================================
--- i386/cpufreq/smist.c	(revision 181612)
+++ i386/cpufreq/smist.c	(working copy)
@@ -308,7 +308,7 @@
 
 	if (device_find_child(parent, "smist", -1) != NULL)
 		return;
-	if (BUS_ADD_CHILD(parent, 0, "smist", -1) == NULL)
+	if (BUS_ADD_CHILD(parent, 30, "smist", -1) == NULL)
 		device_printf(parent, "smist: add child failed\n");
 }
 
Index: i386/cpufreq/powernow.c
===================================================================
--- i386/cpufreq/powernow.c	(revision 181612)
+++ i386/cpufreq/powernow.c	(working copy)
@@ -894,7 +894,7 @@
 	}
 	if (device_find_child(parent, "powernow", -1) != NULL)
 		return;
-	if ((child = BUS_ADD_CHILD(parent, 0, "powernow", -1)) == NULL)
+	if ((child = BUS_ADD_CHILD(parent, 10, "powernow", -1)) == NULL)
 		device_printf(parent, "powernow: add child failed\n");
 }
 
Index: i386/cpufreq/est.c
===================================================================
--- i386/cpufreq/est.c	(revision 181612)
+++ i386/cpufreq/est.c	(working copy)
@@ -967,7 +967,7 @@
 	 * We add a child for each CPU since settings must be performed
 	 * on each CPU in the SMP case.
 	 */
-	child = BUS_ADD_CHILD(parent, 0, "est", -1);
+	child = BUS_ADD_CHILD(parent, 10, "est", -1);
 	if (child == NULL)
 		device_printf(parent, "add est child failed\n");
 }
Index: i386/cpufreq/p4tcc.c
===================================================================
--- i386/cpufreq/p4tcc.c	(revision 181612)
+++ i386/cpufreq/p4tcc.c	(working copy)
@@ -131,7 +131,7 @@
 	 * of the IA32 Intel Architecture Software Developer's Manual,
 	 * Volume 3, for more info.
 	 */
-	if (BUS_ADD_CHILD(parent, 0, "p4tcc", -1) == NULL)
+	if (BUS_ADD_CHILD(parent, 10, "p4tcc", -1) == NULL)
 		device_printf(parent, "add p4tcc child failed\n");
 }