diff --git a/board/freescale/t102xrdb/cpld.h b/board/freescale/t102xrdb/cpld.h
index 5a3100f..db50f81 100644
--- a/board/freescale/t102xrdb/cpld.h
+++ b/board/freescale/t102xrdb/cpld.h
@@ -43,3 +43,7 @@
 #define CPLD_LBMAP_RESET	0xFF
 #define CPLD_LBMAP_SHIFT	0x03
 #define CPLD_BOOT_SEL	   0x80
+
+#define CPLD_PCIE_SGMII_MUX	0x80
+#define CPLD_OVERRIDE_BOOT_EN	0x01
+#define CPLD_OVERRIDE_MUX_EN	0x02 /* PCIE/2.5G-SGMII mux override enable */