Cortex-A53: Workarounds for 819472, 824069 and 827319

The workarounds for these errata are so closely related that it is
better to only have one patch to make it easier to understand.

Change-Id: I0287fa69aefa8b72f884833f6ed0e7775ca834e9
Signed-off-by: Ambroise Vincent <ambroise.vincent@arm.com>
diff --git a/include/arch/aarch64/arch.h b/include/arch/aarch64/arch.h
index b9d1f9f..f796ae8 100644
--- a/include/arch/aarch64/arch.h
+++ b/include/arch/aarch64/arch.h
@@ -119,7 +119,11 @@
 /* Data cache set/way op type defines */
 #define DCISW			U(0x0)
 #define DCCISW			U(0x1)
+#if ERRATA_A53_827319
+#define DCCSW			DCCISW
+#else
 #define DCCSW			U(0x2)
+#endif
 
 /* ID_AA64PFR0_EL1 definitions */
 #define ID_AA64PFR0_EL0_SHIFT	U(0)