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 <[email protected]> Reviewed-on: https://review.openocd.org/c/openocd/+/7826 Reviewed-by: Antonio Borneo <[email protected]> Tested-by: jenkins
openocd-org · Sep 23, 2023 · b2a2294 · b2a2294
1 parent 3020270
commit b2a2294
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Showing 2 changed files with 13 additions and 1 deletion.
diff --git 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
@@ -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