jtagspi/pld: add support from efinix driver

Provide	jtagspi	with information to use jtagspi for
programming spi-flash devices on efinix trion and
titanium devices using a proxy bitstream.

Change-Id: I4a851fcaafe832c35bd7b825d95a3d08e4d57a7b
Signed-off-by: Daniel Anselmi <danselmi@gmx.ch>
Reviewed-on: https://review.openocd.org/c/openocd/+/7826
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Tested-by: jenkins

diff --git a/src/pld/efinix.c b/src/pld/efinix.c
index 8350cb1a2466c6f5465d189d26b94482896851cc..b6e5f9e477ad2829473caab737f929cd2bd04800 100644 (file)
--- a/src/pld/efinix.c
+++ b/src/pld/efinix.c
@@ -249,6 +249,12 @@ static int efinix_get_ipdbg_hub(int user_num, struct pld_device *pld_device, str
        return ERROR_OK;
 }
 
+static int efinix_get_jtagspi_userircode(struct pld_device *pld_device, unsigned int *ir)
+{
+       *ir = USER1;
+       return ERROR_OK;
+}
+
 PLD_CREATE_COMMAND_HANDLER(efinix_pld_create_command)
 {
        if (CMD_ARGC != 4 && CMD_ARGC != 6)
@@ -296,4 +302,5 @@ struct pld_driver efinix_pld = {
        .pld_create_command = &efinix_pld_create_command,
        .load = &efinix_load,
        .get_ipdbg_hub = efinix_get_ipdbg_hub,
+       .get_jtagspi_userircode = efinix_get_jtagspi_userircode,
 };

diff --git a/tcl/board/trion_t20_bga256.cfg b/tcl/board/trion_t20_bga256.cfg
index 045d63de335afc2e83e9c4721b2727dcc8de476a..dc76d39104c0f96ca6f89eeae67289270dd30bce 100644 (file)
--- a/tcl/board/trion_t20_bga256.cfg
+++ b/tcl/board/trion_t20_bga256.cfg
@@ -19,6 +19,11 @@ adapter speed 6000
 
 source [find fpga/efinix_trion.cfg]
 
-#openocd -f board/trion_t20_bga256.cfg -c "init" -c "pld load 0 outflow/trion_blinker.bit"
+#openocd -f board/trion_t20_bga256.cfg -c "init" -c "pld load trion.pld outflow/trion_blinker.bit"
 #ipdbg -start -tap trion.tap -hub 0x8 -port 5555 -tool 0
 
+set JTAGSPI_CHAIN_ID trion.pld
+source [find cpld/jtagspi.cfg]
+
+#jtagspi_init trion.pld "trion_jtagspi/outflow/trion_jtagspi.bit" 0xAB
+#jtagspi_program trion_blinker/outflow/trion_blinker.bin 0