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-rw-r--r--arch/arm/common/bL_switcher.c6
-rw-r--r--arch/arm/common/mcpm_entry.c5
2 files changed, 7 insertions, 4 deletions
diff --git a/arch/arm/common/bL_switcher.c b/arch/arm/common/bL_switcher.c
index 5774b6ea7ad5..f01c0ee0c87e 100644
--- a/arch/arm/common/bL_switcher.c
+++ b/arch/arm/common/bL_switcher.c
@@ -797,10 +797,8 @@ static int __init bL_switcher_init(void)
{
int ret;
- if (MAX_NR_CLUSTERS != 2) {
- pr_err("%s: only dual cluster systems are supported\n", __func__);
- return -EINVAL;
- }
+ if (!mcpm_is_available())
+ return -ENODEV;
cpu_notifier(bL_switcher_hotplug_callback, 0);
diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c
index 1e361abc29eb..86fd60fefbc9 100644
--- a/arch/arm/common/mcpm_entry.c
+++ b/arch/arm/common/mcpm_entry.c
@@ -48,6 +48,11 @@ int __init mcpm_platform_register(const struct mcpm_platform_ops *ops)
return 0;
}
+bool mcpm_is_available(void)
+{
+ return (platform_ops) ? true : false;
+}
+
int mcpm_cpu_power_up(unsigned int cpu, unsigned int cluster)
{
if (!platform_ops)