diff --git a/arch/arm/mach-rmobile/cpu_info-rcar.c b/arch/arm/mach-rmobile/cpu_info-rcar.c
index 4c439ad..9418836 100644
--- a/arch/arm/mach-rmobile/cpu_info-rcar.c
+++ b/arch/arm/mach-rmobile/cpu_info-rcar.c
@@ -13,7 +13,7 @@
 #define R8A7796_REV_1_3		0x5211
 #define R8A77995_REV_1_1	0x5810
 
-static u32 rmobile_get_prr(void)
+static u32 renesas_get_prr(void)
 {
 	if (IS_ENABLED(CONFIG_RCAR_64))
 		return readl(0xFFF00044);
@@ -23,12 +23,12 @@
 
 u32 renesas_get_cpu_type(void)
 {
-	return (rmobile_get_prr() & 0x00007F00) >> 8;
+	return (renesas_get_prr() & 0x00007F00) >> 8;
 }
 
 u32 renesas_get_cpu_rev_integer(void)
 {
-	const u32 prr = rmobile_get_prr();
+	const u32 prr = renesas_get_prr();
 	const u32 rev = prr & PRR_MASK;
 
 	if (rev == R8A7796_REV_1_1 || rev == R8A7796_REV_1_3 ||
@@ -40,7 +40,7 @@
 
 u32 renesas_get_cpu_rev_fraction(void)
 {
-	const u32 prr = rmobile_get_prr();
+	const u32 prr = renesas_get_prr();
 	const u32 rev = prr & PRR_MASK;
 
 	if (rev == R8A7796_REV_1_1 || rev == R8A77995_REV_1_1)