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path: root/drivers/cpuidle/cpuidle-big_little.c
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Diffstat (limited to 'drivers/cpuidle/cpuidle-big_little.c')
-rw-r--r--drivers/cpuidle/cpuidle-big_little.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/cpuidle/cpuidle-big_little.c b/drivers/cpuidle/cpuidle-big_little.c
index b45fc6249041..344d79fa3407 100644
--- a/drivers/cpuidle/cpuidle-big_little.c
+++ b/drivers/cpuidle/cpuidle-big_little.c
@@ -163,14 +163,24 @@ 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" },
+ { .compatible = "samsung,exynos5420" },
+ {},
+};
+
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