armv7: add cacheline sizes where missing

Some armv7 targets are missing a cache line size declaration.
In preparation for "arm: cache: Implement cache range check for v7"
patch, add these declarations with the appropriate value for
the target's SoC or CPU.

Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/rcar-gen2-common.h b/include/configs/rcar-gen2-common.h
index f0a3a18..f750b53 100644
--- a/include/configs/rcar-gen2-common.h
+++ b/include/configs/rcar-gen2-common.h
@@ -9,6 +9,8 @@
 #ifndef __RCAR_GEN2_COMMON_H
 #define __RCAR_GEN2_COMMON_H
 
+#define CONFIG_SYS_CACHELINE_SIZE 64
+
 #include <asm/arch/rmobile.h>
 
 #define CONFIG_CMD_DFL