JLink: reference protocol documentation

Segger publishes some documentation on this protocol;
reference it, so future maintainers can know it exists.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>

diff --git a/src/jtag/drivers/jlink.c b/src/jtag/drivers/jlink.c
index 6596849ec7436bb910c12a9a64da4ca39482f8bb..f22ad7c63389e0e5aaf2fe2eb875cb8628bd39c5 100644 (file)
--- a/src/jtag/drivers/jlink.c
+++ b/src/jtag/drivers/jlink.c
@@ -29,6 +29,10 @@
 #include <jtag/commands.h>
 #include "usb_common.h"
 
+/* See Segger's public documentation:
+ *     Reference manual for J-Link USB Protocol
+ *     Document RM08001-R6 Date: June 16, 2009
+ */
 
 #define VID 0x1366
 #define PID 0x0101