diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_init.c
index 68b9d5ff2798d4e9210ec1313c9ea94dd08c8f3d..b83582fee798b5677088caf2f312d1a0ffc94e5f 100644
--- a/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_init.c
+++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_init.c
@@ -11,7 +11,7 @@
 
 #undef DPLL_SSC_RATE_1PER
 
-void dpll_init(void)
+static void dpll_init(void)
 {
 	u32 tmp;
 
@@ -42,7 +42,7 @@ void dpll_init(void)
 	writel(tmp, SC_DPLLCTRL2);
 }
 
-void upll_init(void)
+static void upll_init(void)
 {
 	u32 tmp, clk_mode_upll, clk_mode_axosel;
 
@@ -82,7 +82,7 @@ void upll_init(void)
 	writel(tmp, SC_UPLLCTRL);
 }
 
-void vpll_init(void)
+static void vpll_init(void)
 {
 	u32 tmp, clk_mode_axosel;
 
diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/umc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/umc_init.c
index 87889160a7058c39cdd8c32cea9ec8b82eddbe03..6387352c07beab06bb27003335195bdf87758014 100644
--- a/arch/arm/cpu/armv7/uniphier/ph1-ld4/umc_init.c
+++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/umc_init.c
@@ -43,8 +43,8 @@ static inline void umc_start_ssif(void __iomem *ssif_base)
 	writel(0x00000001, ssif_base + UMC_DMDRST);
 }
 
-void umc_dramcont_init(void __iomem *dramcont, void __iomem *ca_base,
-		       int size, int freq)
+static void umc_dramcont_init(void __iomem *dramcont, void __iomem *ca_base,
+			      int size, int freq)
 {
 	if (freq == 1333) {
 		writel(0x45990b11, dramcont + UMC_CMDCTLA);
diff --git a/arch/arm/cpu/armv7/uniphier/ph1-pro4/pll_init.c b/arch/arm/cpu/armv7/uniphier/ph1-pro4/pll_init.c
index 2dcc0892cc7b7a0557da6cdb2cd05d9cb54f6500..1db90f88a0e7c99badc3a089462929ce998fd191 100644
--- a/arch/arm/cpu/armv7/uniphier/ph1-pro4/pll_init.c
+++ b/arch/arm/cpu/armv7/uniphier/ph1-pro4/pll_init.c
@@ -11,7 +11,7 @@
 
 #undef DPLL_SSC_RATE_1PER
 
-void dpll_init(void)
+static void dpll_init(void)
 {
 	u32 tmp;
 
@@ -46,7 +46,7 @@ void dpll_init(void)
 	writel(tmp, SC_DPLLCTRL2);
 }
 
-void stop_mpll(void)
+static void stop_mpll(void)
 {
 	u32 tmp;
 
@@ -62,7 +62,7 @@ void stop_mpll(void)
 		;
 }
 
-void vpll_init(void)
+static void vpll_init(void)
 {
 	u32 tmp, clk_mode_axosel;
 
diff --git a/arch/arm/cpu/armv7/uniphier/ph1-pro4/umc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-pro4/umc_init.c
index 1973ab04c25e122dc96a826a4b946a60f1bd02ba..6b9aa74fd4c449984a2332bff6af57633bc4fe1c 100644
--- a/arch/arm/cpu/armv7/uniphier/ph1-pro4/umc_init.c
+++ b/arch/arm/cpu/armv7/uniphier/ph1-pro4/umc_init.c
@@ -52,8 +52,8 @@ static inline void umc_start_ssif(void __iomem *ssif_base)
 	writel(0x00000001, ssif_base + UMC_DMDRST);
 }
 
-void umc_dramcont_init(void __iomem *dramcont, void __iomem *ca_base,
-		       int size, int freq)
+static void umc_dramcont_init(void __iomem *dramcont, void __iomem *ca_base,
+			      int size, int freq)
 {
 	writel(0x66bb0f17, dramcont + UMC_CMDCTLA);
 	writel(0x18c6aa44, dramcont + UMC_CMDCTLB);
diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_init.c
index 4d87053430eb771429583368b483adbe5677ee5b..4b82700f44f2686e73cefaa452a6541651024435 100644
--- a/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_init.c
+++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_init.c
@@ -9,7 +9,7 @@
 #include <asm/arch/sc-regs.h>
 #include <asm/arch/sg-regs.h>
 
-void dpll_init(void)
+static void dpll_init(void)
 {
 	u32 tmp;
 	/*
@@ -54,7 +54,7 @@ void dpll_init(void)
 	writel(tmp, SC_DPLLCTRL2);
 }
 
-void upll_init(void)
+static void upll_init(void)
 {
 	u32 tmp, clk_mode_upll, clk_mode_axosel;
 
@@ -94,7 +94,7 @@ void upll_init(void)
 	writel(tmp, SC_UPLLCTRL);
 }
 
-void vpll_init(void)
+static void vpll_init(void)
 {
 	u32 tmp, clk_mode_axosel;
 
diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/umc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/umc_init.c
index 2e0f9aeaa5e6300baffdc4ee75252adaf9c1777c..d8285d05325b9bc709e66ce01c7390bf9fb12546 100644
--- a/arch/arm/cpu/armv7/uniphier/ph1-sld8/umc_init.c
+++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/umc_init.c
@@ -43,8 +43,8 @@ static inline void umc_start_ssif(void __iomem *ssif_base)
 	writel(0x00000001, ssif_base + UMC_DMDRST);
 }
 
-void umc_dramcont_init(void __iomem *dramcont, void __iomem *ca_base,
-		       int size, int freq)
+static void umc_dramcont_init(void __iomem *dramcont, void __iomem *ca_base,
+			      int size, int freq)
 {
 #ifdef CONFIG_DDR_STANDARD
 	writel(0x55990b11, dramcont + UMC_CMDCTLA);