boards: Convert black_f407zg_pro to HWM v2

Port the board to HWMv2.

Signed-off-by: Abderrahmane Jarmouni <abderrahmane.jarmouni-ext@st.com>

boards/others/black_f407zg_pro/Kconfig.black_f407zg_pro

@@ -1,8 +1,5 @@
-# black_f407zg board configuration
-
 # Copyright (c) 2020 Intel Corporation
 # SPDX-License-Identifier: Apache-2.0
 
 config BOARD_BLACK_F407ZG_PRO
-	bool "Black F407ZG Pro Development Board"
-	depends on SOC_STM32F407XG
+	select SOC_STM32F407XG

boards/others/black_f407zg_pro/Kconfig.defconfig

@@ -5,9 +5,6 @@
 
 if BOARD_BLACK_F407ZG_PRO
 
-config BOARD
-	default "black_f407zg_pro"
-
 config SPI_STM32_INTERRUPT
 	default y
 	depends on SPI

boards/others/black_f407zg_pro/black_f407zg_pro_defconfig

@@ -1,8 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
 
-CONFIG_SOC_SERIES_STM32F4X=y
-CONFIG_SOC_STM32F407XG=y
-
 # Enable MPU
 CONFIG_ARM_MPU=y
 

boards/others/black_f407zg_pro/board.yml

@@ -0,0 +1,5 @@
+board:
+  name: black_f407zg_pro
+  vendor: others
+  socs:
+    - name: stm32f407xx