diff options
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/psci.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/firmware/psci.c b/drivers/firmware/psci.c index 7d2e49fd3e..68953cc4f4 100644 --- a/drivers/firmware/psci.c +++ b/drivers/firmware/psci.c @@ -19,6 +19,7 @@ #include <linux/errno.h> #include <linux/printk.h> #include <linux/psci.h> +#include <asm/system.h> #define DRIVER_NAME "psci" @@ -73,6 +74,11 @@ static int psci_probe(struct udevice *dev) { const char *method; +#if defined(CONFIG_ARM64) + if (current_el() == 3) + return -EINVAL; +#endif + method = ofnode_read_string(dev_ofnode(dev), "method"); if (!method) { pr_warn("missing \"method\" property\n"); |