1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c
index 6ab1d3afec02..48ee1bad473f 100644
--- a/drivers/irqchip/irq-mips-gic.c
+++ b/drivers/irqchip/irq-mips-gic.c
@@ -1020,8 +1020,11 @@ static int __init gic_of_init(struct device_node *node,
                 gic_len = resource_size(&res);
         }
 
-        if (mips_cm_present())
+        if (mips_cm_present()) {
                 write_gcr_gic_base(gic_base | CM_GCR_GIC_BASE_GICEN_MSK);
+                /* Ensure GIC region is enabled before trying to access it */
+                __sync();
+        }
         gic_present = true;
 
         __gic_init(gic_base, gic_len, cpu_vec, 0, node);