set cable frequency to real FT2232 frequency

git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@1412 b68d4a1b-bc3d-0410-92ed-d4ac073336b7

jtag/ChangeLog

@@ -1,5 +1,8 @@
 2008-12-22  Arnim Laeuger  <arniml@users.sourceforge.net>
 
+   * src/tap/cable/ft2232.c:
+     set cable frequency to real FT2232 frequency
+
    * src/tap/usbconn/libftdi.c, src/tap/usbconn/libftd2xx.c,
      include/usbconn/libftdx.h, src/tap/cable/ft2232.c:
      increased MPSSE buffer size from 4k to 64k

jtag/src/tap/cable/ft2232.c

@@ -203,8 +203,6 @@ ft2232_set_frequency( cable_t *cable, uint32_t new_frequency )
   if (!new_frequency || new_frequency > FT2232_MAX_TCK_FREQ)
     new_frequency = FT2232_MAX_TCK_FREQ;
 
-  cable->frequency = new_frequency;
-
   /* update ft2232 frequency if cable setting changed */
   if (new_frequency != params->mpsse_frequency)
   {
@@ -230,6 +228,7 @@ ft2232_set_frequency( cable_t *cable, uint32_t new_frequency )
     cx_xfer( cmd_root, &imm_cmd, cable, COMPLETELY );
 
     params->mpsse_frequency = FT2232_MAX_TCK_FREQ / (div + 1);
+    cable->frequency = params->mpsse_frequency;
   }
 }