diff --git a/src/southbridge/amd/cimx/sb700/Kconfig b/src/southbridge/amd/cimx/sb700/Kconfig
index 97cdf1c229..0a22296b2e 100644
--- a/src/southbridge/amd/cimx/sb700/Kconfig
+++ b/src/southbridge/amd/cimx/sb700/Kconfig
@@ -20,6 +20,7 @@
 config SOUTHBRIDGE_AMD_CIMX_SB700
 	bool
 	select IOAPIC
+	select HAVE_USBDEBUG
 	select AMD_SB_CIMX
 	select HAVE_HARD_RESET
 
diff --git a/src/southbridge/amd/cimx/sb700/Makefile.inc b/src/southbridge/amd/cimx/sb700/Makefile.inc
index 268629f45c..f6f0d866a4 100644
--- a/src/southbridge/amd/cimx/sb700/Makefile.inc
+++ b/src/southbridge/amd/cimx/sb700/Makefile.inc
@@ -30,4 +30,5 @@ ramstage-y += reset.c
 ramstage-y   += smbus.c
 ramstage-y   += lpc.c
 
-
+romstage-$(CONFIG_USBDEBUG) += ../../sb700/enable_usbdebug.c
+ramstage-$(CONFIG_USBDEBUG) += ../../sb700/enable_usbdebug.c
diff --git a/src/southbridge/amd/cimx/sb800/Kconfig b/src/southbridge/amd/cimx/sb800/Kconfig
index b82409d883..92027b10af 100644
--- a/src/southbridge/amd/cimx/sb800/Kconfig
+++ b/src/southbridge/amd/cimx/sb800/Kconfig
@@ -21,6 +21,7 @@ config SOUTHBRIDGE_AMD_CIMX_SB800
 	bool
 	default n
 	select IOAPIC
+	select HAVE_USBDEBUG
 	select AMD_SB_CIMX
 	select HAVE_HARD_RESET
 
diff --git a/src/southbridge/amd/cimx/sb800/Makefile.inc b/src/southbridge/amd/cimx/sb800/Makefile.inc
index 831cc2ecbd..0ff9e1ed1b 100644
--- a/src/southbridge/amd/cimx/sb800/Makefile.inc
+++ b/src/southbridge/amd/cimx/sb800/Makefile.inc
@@ -34,8 +34,8 @@ ramstage-$(CONFIG_SB800_IMC_FAN_CONTROL) += fan.c
 ramstage-$(CONFIG_HAVE_ACPI_RESUME) += spi.c
 ramstage-$(CONFIG_GENERATE_ACPI_TABLES) += fadt.c
 
-romstage-$(CONFIG_USBDEBUG) += enable_usbdebug.c
-ramstage-$(CONFIG_USBDEBUG) += enable_usbdebug.c
+romstage-$(CONFIG_USBDEBUG) += ../../sb800/enable_usbdebug.c
+ramstage-$(CONFIG_USBDEBUG) += ../../sb800/enable_usbdebug.c
 
 ramstage-y   += smbus.c
 ramstage-y   += lpc.c