[nrf fromlist] boards: nordic: nrf7002dk: Add SPI nrfutil config

Adds a configuration file which is used with nrfutil to allow
programming the SPI flash on the device

Upstream PR #: 86985

Signed-off-by: Jamie McCrae <[email protected]>
(cherry picked from commit cd38823)

Author: nordicjm

boards/nordic/nrf7002dk/board.cmake

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 if(CONFIG_BOARD_NRF7002DK_NRF5340_CPUAPP OR CONFIG_BOARD_NRF7002DK_NRF5340_CPUAPP_NRF7001)
+  board_runner_args(nrfutil "--ext-mem-config-file=${BOARD_DIR}/support/nrf7002dk_spi_nrfutil_config.json")
   board_runner_args(jlink "--device=nrf5340_xxaa_app" "--speed=4000")
 elseif(CONFIG_BOARD_NRF7002DK_NRF5340_CPUNET)
   board_runner_args(jlink "--device=nrf5340_xxaa_net" "--speed=4000")

boards/nordic/nrf7002dk/support/nrf7002dk_spi_nrfutil_config.json

@@ -0,0 +1,17 @@
+{
+  "firmware_config": {
+    "peripheral": "SPIM0"
+  },
+  "pins": {
+    "sck": 8,
+    "csn": 11,
+    "io0": 9,
+    "io1": 10,
+    "io2": 4294967295,
+    "io3": 4294967295
+  },
+  "flash_size": 8388608,
+  "page_size": 4096,
+  "sck_frequency": 8000000,
+  "address_mode": "MODE24BIT"
+}