nrf: Added support for writing with nrfjprog on all nrf boards

`tinygo flash -programmer command` to write using nrfjprog

targets/nrf51.json

@@ -14,6 +14,7 @@
 		"lib/nrfx/mdk/system_nrf51.c",
 		"src/device/nrf/nrf51.s"
 	],
+	"flash-command": "nrfjprog -f nrf51 --sectorerase --program {hex} --reset",
 	"openocd-transport": "swd",
 	"openocd-target": "nrf51"
 }

targets/nrf52.json

@@ -12,6 +12,7 @@
 		"lib/nrfx/mdk/system_nrf52.c",
 		"src/device/nrf/nrf52.s"
 	],
+	"flash-command": "nrfjprog -f nrf52 --sectorerase --program {hex} --reset",
 	"openocd-transport": "swd",
 	"openocd-target": "nrf51"
 }

targets/nrf52833.json

@@ -12,6 +12,7 @@
 		"lib/nrfx/mdk/system_nrf52833.c",
 		"src/device/nrf/nrf52833.s"
 	],
+	"flash-command": "nrfjprog -f nrf52 --sectorerase --program {hex} --reset",
 	"openocd-transport": "swd",
 	"openocd-target": "nrf52"
 }

targets/nrf52840.json

@@ -12,6 +12,7 @@
 		"lib/nrfx/mdk/system_nrf52840.c",
 		"src/device/nrf/nrf52840.s"
 	],
+	"flash-command": "nrfjprog -f nrf52 --sectorerase --program {hex} --reset",
 	"openocd-transport": "swd",
 	"openocd-target": "nrf51"
 }

targets/pca10031.json

@@ -1,6 +1,5 @@
 {
 	"inherits": ["nrf51"],
 	"build-tags": ["pca10031"],
-	"flash-command": "nrfjprog -f nrf51 --sectorerase --program {hex} --reset",
 	"openocd-interface": "cmsis-dap"
 }

targets/pca10040.json

@@ -2,7 +2,6 @@
 	"inherits": ["nrf52"],
 	"build-tags": ["pca10040"],
 	"flash-method": "openocd",
-	"flash-command": "nrfjprog -f nrf52 --sectorerase --program {hex} --reset",
 	"openocd-interface": "jlink",
 	"openocd-transport": "swd"
 }

targets/pca10056.json

@@ -2,7 +2,6 @@
 	"inherits": ["nrf52840"],
 	"build-tags": ["pca10056"],
 	"flash-method": "command",
-	"flash-command": "nrfjprog -f nrf52 --sectorerase --program {hex} --reset",
 	"msd-volume-name": "JLINK",
 	"msd-firmware-name": "firmware.hex",
 	"openocd-interface": "jlink",

targets/pinetime-devkit0.json

@@ -2,7 +2,6 @@
 	"inherits": ["nrf52"],
 	"build-tags": ["pinetime_devkit0"],
 	"flash-method": "openocd",
-	"flash-command": "nrfjprog -f nrf52 --sectorerase --program {hex} --reset",
 	"openocd-interface": "jlink",
 	"openocd-transport": "swd"
 }

targets/x9pro.json

@@ -2,7 +2,6 @@
 	"inherits": ["nrf52"],
 	"build-tags": ["x9pro"],
 	"flash-method": "openocd",
-	"flash-command": "nrfjprog -f nrf52 --sectorerase --program {hex} --reset",
 	"openocd-interface": "jlink",
 	"openocd-transport": "swd"
 }