diff options
| -rw-r--r-- | src/jtag/jlink.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/jtag/jlink.c b/src/jtag/jlink.c index b677535c..33dcd618 100644 --- a/src/jtag/jlink.c +++ b/src/jtag/jlink.c @@ -306,7 +306,8 @@ static int jlink_register_commands(struct command_context_s *cmd_ctx) static int jlink_init(void) { int check_cnt; - + int i; + jlink_jtag_handle = jlink_usb_open(); if (jlink_jtag_handle == 0) @@ -341,6 +342,13 @@ static int jlink_init(void) jlink_tap_init(); jlink_speed(jtag_speed); + /* v5/6 jlink seems to have an issue if the first tap move + * is not divisible by 8, so we send a TLR on first power up */ + for (i = 0; i < 8; i++) { + jlink_tap_append_step(1, 0); + } + jlink_tap_execute(); + return ERROR_OK; } |