arm_adi_v5: rewrite dap_to_jtag and dap_to_swd

[openocd.git] / src / target / adi_v5_jtag.c

diff --git a/src/target/adi_v5_jtag.c b/src/target/adi_v5_jtag.c
index ad4183b5f8182e3b999345092b830f0795f694e7..a3867e191fac8f2f054c3c21f809ed2247cb7d59 100644 (file)
--- a/src/target/adi_v5_jtag.c
+++ b/src/target/adi_v5_jtag.c
@@ -726,52 +726,3 @@ const struct dap_ops jtag_dp_ops = {
        .run                 = jtag_dp_run,
        .sync                = jtag_dp_sync,
 };
-
-
-static const uint8_t swd2jtag_bitseq[] = {
-       /* More than 50 TCK/SWCLK cycles with TMS/SWDIO high,
-        * putting both JTAG and SWD logic into reset state.
-        */
-       0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-       /* Switching equence disables SWD and enables JTAG
-        * NOTE: bits in the DP's IDCODE can expose the need for
-        * the old/deprecated sequence (0xae 0xde).
-        */
-       0x3c, 0xe7,
-       /* At least 50 TCK/SWCLK cycles with TMS/SWDIO high,
-        * putting both JTAG and SWD logic into reset state.
-        * NOTE:  some docs say "at least 5".
-        */
-       0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-};
-
-/** Put the debug link into JTAG mode, if the target supports it.
- * The link's initial mode may be either SWD or JTAG.
- *
- * @param target Enters JTAG mode (if possible).
- *
- * Note that targets implemented with SW-DP do not support JTAG, and
- * that some targets which could otherwise support it may have been
- * configured to disable JTAG signaling
- *
- * @return ERROR_OK or else a fault code.
- */
-int dap_to_jtag(struct target *target)
-{
-       int retval;
-
-       LOG_DEBUG("Enter JTAG mode");
-
-       /* REVISIT it's nasty to need to make calls to a "jtag"
-        * subsystem if the link isn't in JTAG mode...
-        */
-
-       retval = jtag_add_tms_seq(8 * sizeof(swd2jtag_bitseq),
-                       swd2jtag_bitseq, TAP_RESET);
-       if (retval == ERROR_OK)
-               retval = jtag_execute_queue();
-
-       /* REVISIT set up the DAP's ops vector for JTAG mode. */
-
-       return retval;
-}