diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h
index baf1c0f..ea4223b 100644
--- a/arch/arm/mach-s3c6400/include/mach/map.h
+++ b/arch/arm/mach-s3c6400/include/mach/map.h
@@ -55,6 +55,8 @@
 #define S3C64XX_PA_MODEM	(0x74108000)
 #define S3C64XX_VA_MODEM	S3C_ADDR(0x00600000)
 
+#define S3C64XX_PA_USBHOST	(0x74300000)
+
 /* place VICs close together */
 #define S3C_VA_VIC0		(S3C_VA_IRQ + 0x00)
 #define S3C_VA_VIC1		(S3C_VA_IRQ + 0x10000)
@@ -67,5 +69,6 @@
 #define S3C_PA_IIC		S3C64XX_PA_IIC0
 #define S3C_PA_IIC1		S3C64XX_PA_IIC1
 #define S3C_PA_FB		S3C64XX_PA_FB
+#define S3C_PA_USBHOST		S3C64XX_PA_USBHOST
 
 #endif /* __ASM_ARCH_6400_MAP_H */
diff --git a/arch/arm/plat-s3c64xx/Kconfig b/arch/arm/plat-s3c64xx/Kconfig
index 54375a0..ad48fd73 100644
--- a/arch/arm/plat-s3c64xx/Kconfig
+++ b/arch/arm/plat-s3c64xx/Kconfig
@@ -19,6 +19,7 @@
 	select S3C_GPIO_PULL_UPDOWN
 	select S3C_GPIO_CFG_S3C24XX
 	select S3C_GPIO_CFG_S3C64XX
+	select USB_ARCH_HAS_OHCI
 	help
 	  Base platform code for any Samsung S3C64XX device