diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig
index 268fad5f51cf..7bf0a617e94c 100644
--- a/arch/csky/Kconfig
+++ b/arch/csky/Kconfig
@@ -292,7 +292,7 @@ config FORCE_MAX_ZONEORDER
 	int "Maximum zone order"
 	default "11"
 
-config RAM_BASE
+config DRAM_BASE
 	hex "DRAM start addr (the same with memory-section in dts)"
 	default 0x0
 
diff --git a/arch/csky/include/asm/page.h b/arch/csky/include/asm/page.h
index 9b98bf31d57c..16878240ef9a 100644
--- a/arch/csky/include/asm/page.h
+++ b/arch/csky/include/asm/page.h
@@ -28,7 +28,7 @@
 #define SSEG_SIZE	0x20000000
 #define LOWMEM_LIMIT	(SSEG_SIZE * 2)
 
-#define PHYS_OFFSET_OFFSET (CONFIG_RAM_BASE & (SSEG_SIZE - 1))
+#define PHYS_OFFSET_OFFSET (CONFIG_DRAM_BASE & (SSEG_SIZE - 1))
 
 #ifndef __ASSEMBLY__