ARM: rmobile: Add R8A77970 SoC

Add bits to support yet another SoC, the R8A77970 V3M .

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/arch/arm/mach-rmobile/include/mach/rmobile.h b/arch/arm/mach-rmobile/include/mach/rmobile.h
index b413859..deface5 100644
--- a/arch/arm/mach-rmobile/include/mach/rmobile.h
+++ b/arch/arm/mach-rmobile/include/mach/rmobile.h
@@ -33,6 +33,7 @@
 #define RMOBILE_CPU_TYPE_R8A7794	0x4C
 #define RMOBILE_CPU_TYPE_R8A7795	0x4F
 #define RMOBILE_CPU_TYPE_R8A7796	0x52
+#define RMOBILE_CPU_TYPE_R8A77970	0x54
 
 #ifndef __ASSEMBLY__
 u32 rmobile_get_cpu_type(void);