boards: arm: efm32pg_stk3402a: Convert to v2

Converts the board to hwmv2

Signed-off-by: Jamie McCrae <[email protected]>

Author: nordicjm

boards/boards_legacy/arm/efm32pg_stk3402a/Kconfig.board

@@ -0,0 +1,15 @@
+# EFM32PG STK3402A board
+
+# Copyright (c) 2018, Christian Taedcke
+# Copyright (c) 2019  Lemonbeat GmbH
+# SPDX-License-Identifier: Apache-2.0
+
+if BOARD_EFM32PG_STK3402A
+
+config CMU_HFXO_FREQ
+	default 40000000
+
+config CMU_LFXO_FREQ
+	default 32768
+
+endif # BOARD_EFM32PG_STK3402A

boards/boards_legacy/arm/efm32pg_stk3402a/Kconfig.defconfig

@@ -0,0 +1,9 @@
+# EFM32PG STK3402A board
+
+# Copyright (c) 2018, Christian Taedcke
+# Copyright (c) 2019  Lemonbeat GmbH
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_EFM32PG_STK3402A
+	select SOC_PART_NUMBER_EFM32PG12B500F1024GL125 if BOARD_EFM32PG_STK3402A_EFM32PG12B500F1024GL125
+	select SOC_PART_NUMBER_EFM32JG12B500F1024GL125 if BOARD_EFM32PG_STK3402A_EFM32JG12B500F1024GL125

boards/silabs/efm32pg_stk3402a/Kconfig.defconfig

@@ -0,0 +1,6 @@
+board:
+  name: efm32pg_stk3402a
+  vendor: silabs
+  socs:
+  - name: efm32pg12b500f1024gl125
+  - name: efm32jg12b500f1024gl125

boards/silabs/efm32pg_stk3402a/Kconfig.efm32pg_stk3402a

@@ -65,14 +65,11 @@ The efm32pg_stk3402a board configuration supports the following hardware feature
 | TRNG      | on-chip    | true random number generator        |
 +-----------+------------+-------------------------------------+
 
-The default configuration can be found in the defconfig file:
-
-	``boards/arm/efm32pg_stk3402a/efm32pg_stk3402a_defconfig``
+The default configuration can be found in
+:zephyr_file:`boards/silabs/efm32pg_stk3402a/efm32pg_stk3402a_efm32pg12b500f1024gl125_defconfig`
 
 The default configuration when building for this EFM32JG12B SoC can be found in
-another defconfig file:
-
-	``boards/arm/efm32pg_stk3402a/efm32pg_stk3402a_defconfig_jg``
+:zephyr_file:`boards/arm/efm32pg_stk3402a/efm32pg_stk3402a_efm32jg12b500f1024gl125_defconfig`
 
 Other hardware features are currently not supported by the port.
 
@@ -88,7 +85,7 @@ such as memory and peripherals are the same.
 Code that is built for the Jade Gecko also runs on an equivalent Pearl Gecko.
 
 To build firmware for the Jade Gecko and run it on the EFM32 Pearl Gecko Starter
-Kit, use the board ``efm32pg_stk3402a_jg`` instead of ``efm32pg_stk3402a``.
+Kit, use the board ``efm32pg_stk3402a/efm32pg12b500f1024gl125`` instead of ``efm32pg_stk3402a/efm32jg12b500f1024gl125``.
 
 Connections and IOs
 ===================
@@ -165,7 +162,7 @@ Build the Zephyr kernel and application:
 
 .. zephyr-app-commands::
    :zephyr-app: samples/hello_world
-   :board: efm32pg_stk3402a
+   :board: efm32pg_stk3402a/efm32pg12b500f1024gl125
    :goals: build
 
 Connect the EFM32PG-STK3402A to your host computer using the USB port and you