boards: arm: nrf51dongle_nrf51422: Convert to v2

Converts the board to hwmv2

Signed-off-by: Jamie McCrae <jamie.mccrae@nordicsemi.no>

boards/nordic_nrf/nrf51dongle/Kconfig.defconfig

@@ -3,12 +3,9 @@
 # Copyright (c) 2018-2020 Nordic Semiconductor ASA.
 # SPDX-License-Identifier: Apache-2.0
 
-if BOARD_NRF51DONGLE_NRF51422
-
-config BOARD
-	default "nrf51dongle_nrf51422"
+if BOARD_NRF51DONGLE
 
 config BT_CTLR
 	default BT
 
-endif # BOARD_NRF51DONGLE_NRF51422
+endif # BOARD_NRF51DONGLE

boards/nordic_nrf/nrf51dongle/Kconfig.nrf51dongle

@@ -3,6 +3,5 @@
 # Copyright (c) 2018 Nordic Semiconductor ASA.
 # SPDX-License-Identifier: Apache-2.0
 
-config BOARD_NRF51DONGLE_NRF51422
-	bool "nRF51 Dongle NRF51422"
-	depends on SOC_NRF51822_QFAC
+config BOARD_NRF51DONGLE
+	select SOC_NRF51822_QFAC

boards/nordic_nrf/nrf51dongle/board.yml

@@ -0,0 +1,5 @@
+board:
+  name: nrf51dongle
+  vendor: Nordic Semiconductor
+  socs:
+  - name: nrf51422

boards/nordic_nrf/nrf51dongle/doc/index.rst

@@ -120,7 +120,7 @@ Then build and flash the application in the usual way.
 
 .. zephyr-app-commands::
    :zephyr-app: samples/hello_world
-   :board: nrf51dongle_nrf51422
+   :board: nrf51dongle/nrf51422
    :goals: build flash
 
 Debugging

boards/nordic_nrf/nrf51dongle/nrf51dongle_nrf51422.yaml

@@ -1,4 +1,4 @@
-identifier: nrf51dongle_nrf51422
+identifier: nrf51dongle/nrf51422
 name: nRF51-Dongle-nRF51422
 type: mcu
 arch: arm

boards/nordic_nrf/nrf51dongle/nrf51dongle_nrf51422_defconfig

@@ -1,9 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
 
-CONFIG_SOC_SERIES_NRF51X=y
-CONFIG_SOC_NRF51822_QFAC=y
-CONFIG_BOARD_NRF51DONGLE_NRF51422=y
-
 # enable GPIO
 CONFIG_GPIO=y