1 files changed, 10 insertions, 1 deletions

diff --git a/drivers/cpuidle/cpuidle-big_little.c b/drivers/cpuidle/cpuidle-big_little.c
index b45fc6249041..4cd02bd2e3ba 100644
--- a/drivers/cpuidle/cpuidle-big_little.c
+++ b/drivers/cpuidle/cpuidle-big_little.c
@@ -163,14 +163,23 @@ static int __init bl_idle_driver_init(struct cpuidle_driver *drv, int cpu_id)
         return 0;
 }
 
+static const struct of_device_id compatible_machine_match[] = {
+        { .compatible = "arm,vexpress,v2p-ca15_a7" },
+        {},
+};
+
 static int __init bl_idle_init(void)
 {
         int ret;
+        struct device_node *root = of_find_node_by_path("/");
+
+        if (!root)
+                return -ENODEV;
 
         /*
          * Initialize the driver just for a compliant set of machines
          */
-        if (!of_machine_is_compatible("arm,vexpress,v2p-ca15_a7"))
+        if (!of_match_node(compatible_machine_match, root))
                 return -ENODEV;
         /*
          * For now the differentiation between little and big cores