diff --git a/arch/arm/mach-s3c24xx/include/mach/pm-core.h b/arch/arm/mach-s3c24xx/include/mach/pm-core.h
index 5e4ce89d0158..cd6406820cb1 100644
--- a/arch/arm/mach-s3c24xx/include/mach/pm-core.h
+++ b/arch/arm/mach-s3c24xx/include/mach/pm-core.h
@@ -15,6 +15,7 @@
 
 static inline void s3c_pm_debug_init_uart(void)
 {
+#ifdef CONFIG_SAMSUNG_PM_DEBUG
 	unsigned long tmp = __raw_readl(S3C2410_CLKCON);
 
 	/* re-start uart clocks */
@@ -24,6 +25,7 @@ static inline void s3c_pm_debug_init_uart(void)
 
 	__raw_writel(tmp, S3C2410_CLKCON);
 	udelay(10);
+#endif
 }
 
 static inline void s3c_pm_arch_prepare_irqs(void)
diff --git a/arch/arm/mach-s3c64xx/include/mach/pm-core.h b/arch/arm/mach-s3c64xx/include/mach/pm-core.h
index bbf79ed28583..1c7d179a86f3 100644
--- a/arch/arm/mach-s3c64xx/include/mach/pm-core.h
+++ b/arch/arm/mach-s3c64xx/include/mach/pm-core.h
@@ -20,6 +20,7 @@
 
 static inline void s3c_pm_debug_init_uart(void)
 {
+#ifdef CONFIG_SAMSUNG_PM_DEBUG
 	u32 tmp = __raw_readl(S3C_PCLK_GATE);
 
 	/* As a note, since the S3C64XX UARTs generally have multiple
@@ -35,6 +36,7 @@ static inline void s3c_pm_debug_init_uart(void)
 
 	__raw_writel(tmp, S3C_PCLK_GATE);
 	udelay(10);
+#endif
 }
 
 static inline void s3c_pm_arch_prepare_irqs(void)
diff --git a/arch/arm/mach-s5pv210/pm.c b/arch/arm/mach-s5pv210/pm.c
index b336df0c57f3..725e6746f345 100644
--- a/arch/arm/mach-s5pv210/pm.c
+++ b/arch/arm/mach-s5pv210/pm.c
@@ -99,8 +99,6 @@ static int s5pv210_suspend_enter(suspend_state_t state)
 	u32 eint_wakeup_mask = s5pv210_read_eint_wakeup_mask();
 	int ret;
 
-	s3c_pm_debug_init();
-
 	S3C_PMDBG("%s: suspending the system...\n", __func__);
 
 	S3C_PMDBG("%s: wakeup masks: %08x,%08x\n", __func__,
diff --git a/arch/arm/plat-samsung/include/plat/pm-common.h b/arch/arm/plat-samsung/include/plat/pm-common.h
index 1268bae04234..467e7c867c46 100644
--- a/arch/arm/plat-samsung/include/plat/pm-common.h
+++ b/arch/arm/plat-samsung/include/plat/pm-common.h
@@ -69,22 +69,12 @@ struct pm_uart_save {
  */
 extern void s3c_pm_dbg(const char *msg, ...);
 
-/**
- * s3c_pm_debug_init() - suspend/resume low level debug initialization.
- * @base: Virtual base of UART to use for suspend/resume debugging.
- *
- * This function needs to be called before S3C_PMDBG() can be used, to set up
- * UART port base address and configuration.
- */
-extern void s3c_pm_debug_init(void);
-
 #define S3C_PMDBG(fmt...) s3c_pm_dbg(fmt)
 
 extern void s3c_pm_save_uarts(void);
 extern void s3c_pm_restore_uarts(void);
 #else
 #define S3C_PMDBG(fmt...) pr_debug(fmt)
-#define s3c_pm_debug_init() do { } while (0)
 
 static inline void s3c_pm_save_uarts(void) { }
 static inline void s3c_pm_restore_uarts(void) { }
diff --git a/arch/arm/plat-samsung/pm-debug.c b/arch/arm/plat-samsung/pm-debug.c
index b76b1e9ba4ae..105b61f3304e 100644
--- a/arch/arm/plat-samsung/pm-debug.c
+++ b/arch/arm/plat-samsung/pm-debug.c
@@ -22,7 +22,6 @@
 #include <plat/pm.h>
 #include <mach/pm-core.h>
 #else
-static inline void s3c_pm_debug_init_uart(void) {}
 static inline void s3c_pm_arch_update_uart(void __iomem *regs,
 					   struct pm_uart_save *save) {}
 #endif
@@ -43,12 +42,6 @@ void s3c_pm_dbg(const char *fmt, ...)
 	printascii(buff);
 }
 
-void s3c_pm_debug_init(void)
-{
-	/* restart uart clocks so we can use them to output */
-	s3c_pm_debug_init_uart();
-}
-
 static inline void __iomem *s3c_pm_uart_base(void)
 {
 	unsigned long paddr;
diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c
index d6bfd66592b0..b40ab7abe6a9 100644
--- a/arch/arm/plat-samsung/pm.c
+++ b/arch/arm/plat-samsung/pm.c
@@ -70,8 +70,7 @@ static int s3c_pm_enter(suspend_state_t state)
 {
 	int ret;
 	/* ensure the debug is initialised (if enabled) */
-
-	s3c_pm_debug_init();
+	s3c_pm_debug_init_uart();
 
 	S3C_PMDBG("%s(%d)\n", __func__, state);
 
@@ -144,7 +143,7 @@ static int s3c_pm_enter(suspend_state_t state)
 		s3c_pm_restored_gpios();
 	}
 
-	s3c_pm_debug_init();
+	s3c_pm_debug_init_uart();
 
 	/* check what irq (if any) restored the system */
 
