OpenULINK firmware: update firmware hex image

[openocd.git] / src / jtag / drivers / sysfsgpio.c

diff --git a/src/jtag/drivers/sysfsgpio.c b/src/jtag/drivers/sysfsgpio.c
index 1cad268936547566f126cfa6ce2938fbcfecec80..799141c6ce38705447418e78b9a9342b6a32e5ee 100644 (file)
--- a/src/jtag/drivers/sysfsgpio.c
+++ b/src/jtag/drivers/sysfsgpio.c
@@ -14,7 +14,7 @@
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
  ***************************************************************************/
 /**
  * @file
@@ -258,28 +258,6 @@ static void sysfsgpio_reset(int trst, int srst)
        }
 }
 
-/* No speed control is implemented yet */
-static int sysfsgpio_speed(int speed)
-{
-       return ERROR_OK;
-}
-
-static int sysfsgpio_khz(int khz, int *jtag_speed)
-{
-       /* no adaptive clocking */
-       if (khz == 0)
-               return ERROR_FAIL;
-
-       *jtag_speed = 0;
-       return ERROR_OK;
-}
-
-static int sysfsgpio_speed_div(int speed, int *khz)
-{
-       *khz = 1;
-       return ERROR_OK;
-}
-
 /* gpio numbers for each gpio. Negative values are invalid */
 static int tck_gpio = -1;
 static int tms_gpio = -1;
@@ -415,9 +393,6 @@ struct jtag_interface sysfsgpio_interface = {
        .supported = DEBUG_CAP_TMS_SEQ,
        .execute_queue = bitbang_execute_queue,
        .transports = jtag_only,
-       .speed = sysfsgpio_speed,
-       .khz = sysfsgpio_khz,
-       .speed_div = sysfsgpio_speed_div,
        .commands = sysfsgpio_command_handlers,
        .init = sysfsgpio_init,
        .quit = sysfsgpio_quit,
@@ -500,14 +475,18 @@ static int sysfsgpio_init(void)
                goto out_error;
 
        /* assume active low*/
-       trst_fd = setup_sysfs_gpio(trst_gpio, 1, 1);
-       if (trst_gpio > 0 && trst_fd < 0)
-               goto out_error;
+       if (trst_gpio > 0) {
+               trst_fd = setup_sysfs_gpio(trst_gpio, 1, 1);
+               if (trst_fd < 0)
+                       goto out_error;
+       }
 
        /* assume active low*/
-       srst_fd = setup_sysfs_gpio(srst_gpio, 1, 1);
-       if (srst_gpio > 0 && srst_fd < 0)
-               goto out_error;
+       if (srst_gpio > 0) {
+               srst_fd = setup_sysfs_gpio(srst_gpio, 1, 1);
+               if (srst_fd < 0)
+                       goto out_error;
+       }
 
        return ERROR_OK;