ARM: rmobile: Add PRR CPU ID macros

Replace the ad-hoc values in the PRR CPU ID table with macros,
so that users can use rmobile_get_cpu_type() can compare the
returned value with these macros to figure out on which CPU they
are running.
Signed-off-by: NMarek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

arch/arm/mach-rmobile/cpu_info.c

@@ -49,15 +49,15 @@ static const struct {
 	u16 cpu_type;
 	u8 cpu_name[10];
 } rmobile_cpuinfo[] = {
-	{ 0x37, "SH73A0" },
-	{ 0x40, "R8A7740" },
-	{ 0x45, "R8A7790" },
-	{ 0x47, "R8A7791" },
-	{ 0x4A, "R8A7792" },
-	{ 0x4B, "R8A7793" },
-	{ 0x4C, "R8A7794" },
-	{ 0x4F, "R8A7795" },
-	{ 0x52, "R8A7796" },
+	{ RMOBILE_CPU_TYPE_SH73A0, "SH73A0" },
+	{ RMOBILE_CPU_TYPE_R8A7740, "R8A7740" },
+	{ RMOBILE_CPU_TYPE_R8A7790, "R8A7790" },
+	{ RMOBILE_CPU_TYPE_R8A7791, "R8A7791" },
+	{ RMOBILE_CPU_TYPE_R8A7792, "R8A7792" },
+	{ RMOBILE_CPU_TYPE_R8A7793, "R8A7793" },
+	{ RMOBILE_CPU_TYPE_R8A7794, "R8A7794" },
+	{ RMOBILE_CPU_TYPE_R8A7795, "R8A7795" },
+	{ RMOBILE_CPU_TYPE_R8A7796, "R8A7796" },
 	{ 0x0, "CPU" },
 };
 

arch/arm/mach-rmobile/include/mach/rmobile.h

@@ -23,6 +23,17 @@
 #endif
 #endif /* CONFIG_ARCH_RMOBILE */
 
+/* PRR CPU IDs */
+#define RMOBILE_CPU_TYPE_SH73A0		0x37
+#define RMOBILE_CPU_TYPE_R8A7740	0x40
+#define RMOBILE_CPU_TYPE_R8A7790	0x45
+#define RMOBILE_CPU_TYPE_R8A7791	0x47
+#define RMOBILE_CPU_TYPE_R8A7792	0x4A
+#define RMOBILE_CPU_TYPE_R8A7793	0x4B
+#define RMOBILE_CPU_TYPE_R8A7794	0x4C
+#define RMOBILE_CPU_TYPE_R8A7795	0x4F
+#define RMOBILE_CPU_TYPE_R8A7796	0x52
+
 #ifndef __ASSEMBLY__
 u32 rmobile_get_cpu_type(void);
 u32 rmobile_get_cpu_rev_integer(void);