ARM: renesas: Rename rmobile_cpuinfo_idx() to renesas_cpuinfo_idx()

Rename rmobile_cpuinfo_idx() to renesas_cpuinfo_idx() because all
the chips are made by Renesas, while only a subset of them is from
the R-Mobile line.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Reviewed-by: Paul Barker <paul.barker.ct@bp.renesas.com>
diff --git a/arch/arm/mach-rmobile/cpu_info.c b/arch/arm/mach-rmobile/cpu_info.c
index 9c5ea4e..3790ffd 100644
--- a/arch/arm/mach-rmobile/cpu_info.c
+++ b/arch/arm/mach-rmobile/cpu_info.c
@@ -81,7 +81,7 @@
 	{ 0x0, "CPU" },
 };
 
-static int rmobile_cpuinfo_idx(void)
+static int renesas_cpuinfo_idx(void)
 {
 	u32 cpu_type = renesas_get_cpu_type();
 	int i;
@@ -104,7 +104,7 @@
 #ifdef CONFIG_ARCH_MISC_INIT
 int arch_misc_init(void)
 {
-	int i, idx = rmobile_cpuinfo_idx();
+	int i, idx = renesas_cpuinfo_idx();
 	const u8 *cpu_name = get_cpu_name(idx);
 	char cpu[10] = { 0 };
 
@@ -119,7 +119,7 @@
 
 int print_cpuinfo(void)
 {
-	int i = rmobile_cpuinfo_idx();
+	int i = renesas_cpuinfo_idx();
 
 	if (rmobile_cpuinfo[i].cpu_type == RENESAS_CPU_TYPE_R8A7796 &&
 	    renesas_get_cpu_rev_integer() == 1 &&