diff --git a/arch/arm/mach-s5pv310/include/mach/regs-clock.h b/arch/arm/mach-s5pv310/include/mach/regs-clock.h
index 9e9e44c3290e..b5c4ada1cff5 100644
--- a/arch/arm/mach-s5pv310/include/mach/regs-clock.h
+++ b/arch/arm/mach-s5pv310/include/mach/regs-clock.h
@@ -89,7 +89,9 @@
 #define S5P_CLKMUX_STATCPU		S5P_CLKREG(0x14400)
 
 #define S5P_CLKDIV_CPU			S5P_CLKREG(0x14500)
+#define S5P_CLKDIV_CPU1			S5P_CLKREG(0x14504)
 #define S5P_CLKDIV_STATCPU		S5P_CLKREG(0x14600)
+#define S5P_CLKDIV_STATCPU1		S5P_CLKREG(0x14604)
 
 #define S5P_CLKGATE_SCLKCPU		S5P_CLKREG(0x14800)
 
@@ -100,6 +102,7 @@
 #define S5P_APLLCON0_ENABLE_SHIFT	(31)
 #define S5P_APLLCON0_LOCKED_SHIFT	(29)
 #define S5P_APLL_VAL_1000		((250 << 16) | (6 << 8) | 1)
+#define S5P_APLL_VAL_800		((200 << 16) | (6 << 8) | 1)
 
 /* CLK_SRC_CPU */
 #define S5P_CLKSRC_CPU_MUXCORE_SHIFT	(16)