diff --git a/include/asm-blackfin/mach-common/bits/trace.h b/include/asm-blackfin/mach-common/bits/trace.h
new file mode 100644
index 0000000..13e2134
--- /dev/null
+++ b/include/asm-blackfin/mach-common/bits/trace.h
@@ -0,0 +1,19 @@
+/*
+ * Trace Unit Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_TRACE__
+#define __BFIN_PERIPHERAL_TRACE__
+
+/* Trace Buffer Control (TBUFCTL) Register Masks */
+#define TBUFPWR       0x00000001
+#define TBUFEN        0x00000002
+#define TBUFOVF       0x00000004
+#define CMPLB_SINGLE  0x00000008
+#define CMPLP_DOUBLE  0x00000010
+#define CMPLB         (CMPLB_SINGLE | CMPLP_DOUBLE)
+
+/* Trace Buffer Status (TBUFSTAT) Register Masks */
+#define TBUFCNT       0x0000001F
+
+#endif