diff --git a/include/device/flash/cfi.h b/include/device/flash/cfi.h
index 4e1b265f..c176ac3a 100644
--- a/include/device/flash/cfi.h
+++ b/include/device/flash/cfi.h
@@ -47,6 +47,8 @@
 #include <stdint.h>
 #endif
 
+/* CFI commands - see Table 1 in [1] */
+
 #define	CFI_CMD_READ_ARRAY1		0xFF
 #define	CFI_CMD_READ_ARRAY2		0xF0
 #define	CFI_CMD_QUERY			0x98