diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 64a385e851a3..cb183d27cc86 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2018-05-07  Luis Machado  <luis.machado@linaro.org>
+
+	* config/aarch64/aarch64.c (qdf24xx_prefetch_tune) <l2_cache_size>: Set
+	to 512.
+
 2018-05-07  Luis Machado  <luis.machado@linaro.org>
 
 	gcc/
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
index 3d3a9763824d..b50e6c45b2ad 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -568,7 +568,7 @@ static const cpu_prefetch_tune qdf24xx_prefetch_tune =
   4,			/* num_slots  */
   32,			/* l1_cache_size  */
   64,			/* l1_cache_line_size  */
-  1024,			/* l2_cache_size  */
+  512,			/* l2_cache_size  */
   false,		/* prefetch_dynamic_strides */
   2048,			/* minimum_stride */
   3			/* default_opt_level  */