boards: Convert stm32h747i_disco to HWM v2

Port the board to HWMv2.

Signed-off-by: Erwan Gouriou <erwan.gouriou@st.com>

boards/boards_legacy/arm/stm32h747i_disco/Kconfig.board

@@ -1,14 +0,0 @@
-# STM32H747I Discovery board configuration
-
-# Copyright (c) 2019 Linaro Limited
-# SPDX-License-Identifier: Apache-2.0
-
-config BOARD_STM32H747I_DISCO_M7
-	bool "STM32H747I Discovery Development Board"
-	depends on SOC_STM32H747XX
-	select CPU_CORTEX_M7
-
-config BOARD_STM32H747I_DISCO_M4
-	bool "STM32H747I Discovery Development Board"
-	depends on SOC_STM32H747XX
-	select CPU_CORTEX_M4

boards/st/stm32h747i_disco/Kconfig.defconfig

@@ -3,11 +3,7 @@
 # Copyright (c) 2019 Linaro Limited
 # SPDX-License-Identifier: Apache-2.0
 
-if BOARD_STM32H747I_DISCO_M7 || BOARD_STM32H747I_DISCO_M4
-
-config BOARD
-	default "stm32h747i_disco_m7" if BOARD_STM32H747I_DISCO_M7
-	default "stm32h747i_disco_m4" if BOARD_STM32H747I_DISCO_M4
+if BOARD_STM32H747I_DISCO
 
 if NETWORKING
 
@@ -19,4 +15,4 @@ endif # NETWORKING
 config DISK_DRIVER_SDMMC
 	default y if DISK_DRIVERS
 
-endif # BOARD_STM32H747I_DISCO_M7
+endif # BOARD_STM32H747I_DISCO

boards/st/stm32h747i_disco/Kconfig.stm32h747i_disco

@@ -0,0 +1,8 @@
+# STM32H747I DISCOVERY board configuration
+
+# Copyright (c) 2019 Linaro Limited
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_STM32H747I_DISCO
+	select SOC_STM32H747XX_M7 if BOARD_STM32H747I_DISCO_STM32H747XX_M7
+	select SOC_STM32H747XX_M4 if BOARD_STM32H747I_DISCO_STM32H747XX_M4

boards/st/stm32h747i_disco/board.cmake

@@ -1,10 +1,10 @@
 # SPDX-License-Identifier: Apache-2.0
 
-if(CONFIG_BOARD_STM32H747I_DISCO_M7)
+if(CONFIG_BOARD_STM32H747I_DISCO_STM32H747XX_M7)
 board_runner_args(jlink "--device=STM32H747ZI_M7")
 board_runner_args(openocd "--config=${BOARD_DIR}/support/openocd_stm32h747i_disco_m7.cfg")
 board_runner_args(openocd --target-handle=_CHIPNAME.cpu0)
-elseif(CONFIG_BOARD_STM32H747I_DISCO_M4)
+elseif(CONFIG_BOARD_STM32H747I_DISCO_STM32H747XX_M4)
 board_runner_args(jlink "--device=STM32H747ZI_M4")
 board_runner_args(openocd "--config=${BOARD_DIR}/support/openocd_stm32h747i_disco_m4.cfg")
 board_runner_args(openocd --target-handle=_CHIPNAME.cpu1)

boards/st/stm32h747i_disco/board.yml

@@ -0,0 +1,5 @@
+board:
+  name: stm32h747i_disco
+  vendor: st
+  socs:
+    - name: stm32h747xx

boards/st/stm32h747i_disco/doc/index.rst

@@ -90,8 +90,8 @@ The current Zephyr stm32h747i_disco board configuration supports the following h
 Other hardware features are not yet supported on Zephyr porting.
 
 The default configuration per core can be found in the defconfig files:
-``boards/arm/stm32h747i_disco/stm32h747i_disco_defconfig_m7`` and
-``boards/arm/stm32h747i_disco/stm32h747i_disco_defconfig_m4``
+:zephyr_file:`boards/st/stm32h747i_disco/stm32h747i_disco_stm32h747xx_m7_defconfig` and
+:zephyr_file:`boards/st/stm32h747i_disco/stm32h747i_disco_stm32h747xx_m4_defconfig`
 
 Pin Mapping
 ===========
@@ -168,7 +168,7 @@ command, for example:
 
 .. zephyr-app-commands::
    :zephyr-app: samples/drivers/display
-   :board: stm32h747i_disco_m7
+   :board: stm32h747i_disco/stm32h747xx/m7
    :shield: st_b_lcd40_dsi1_mb1166
    :goals: build flash
 
@@ -195,7 +195,7 @@ Programming and Debugging
 *************************
 
 Applications for the ``stm32h747i_disco`` board should be built per core target,
-using either ``stm32h747i_disco_m7`` or ```stm32h747i_disco_m4`` as the target.
+using either ``stm32h747i_disco/stm32h747xx/m7`` or ```stm32h747i_disco/stm32h747xx/m4`` as the target.
 See :ref:`build_an_application` for more information about application builds.
 
 .. note::
@@ -214,7 +214,8 @@ Flashing
 Flashing operation will depend on the target to be flashed and the SoC
 option bytes configuration.
 It is advised to use `STM32CubeProgrammer`_ to check and update option bytes
-configuration and flash ``stm32h747i_disco_m7`` and ``stm32h747i_disco_m4`` targets.
+configuration and flash ``stm32h747i_disco/stm32h747xx/m7`` and
+``stm32h747i_disco/stm32h747xx/m7`` targets.
 
 By default:
 
@@ -247,7 +248,7 @@ Here is an example for the :ref:`hello_world` application.
 
 .. zephyr-app-commands::
    :zephyr-app: samples/hello_world
-   :board: stm32h747i_disco_m7
+   :board: stm32h747i_disco/stm32h747xx/m7
    :goals: build flash
 
 Run a serial host program to connect with your board:
@@ -260,7 +261,7 @@ You should see the following message on the console:
 
 .. code-block:: console
 
-   Hello World! stm32h747i_disco_m7
+   Hello World! stm32h747i_disco
 
 .. note::
   Sometimes, flashing is not working. It is necessary to erase the flash
@@ -273,7 +274,7 @@ Here is an example for the :zephyr:code-sample:`blinky` application on M4 core.
 
 .. zephyr-app-commands::
    :zephyr-app: samples/basic/blinky
-   :board: stm32h747i_disco_m4
+   :board: stm32h747i_disco/stm32h747xx/m7
    :goals: build flash
 
 Debugging
@@ -284,7 +285,7 @@ You can debug an application in the usual way.  Here is an example for the
 
 .. zephyr-app-commands::
    :zephyr-app: samples/hello_world
-   :board: stm32h747i_disco_m7
+   :board: stm32h747i_disco/stm32h747xx/m7
    :goals: debug
 
 Debugging with west is currently not available on Cortex M4 side.

boards/st/stm32h747i_disco/stm32h747i_disco_stm32h747xx_m4.yaml

@@ -1,4 +1,4 @@
-identifier: stm32h747i_disco_m4
+identifier: stm32h747i_disco/stm32h747xx/m4
 name: ST STM32H747I Discovery (M4)
 type: mcu
 arch: arm

boards/st/stm32h747i_disco/stm32h747i_disco_stm32h747xx_m4_defconfig

@@ -1,11 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
 
-CONFIG_SOC_SERIES_STM32H7X=y
-CONFIG_SOC_STM32H747XX=y
-
-# Board config should be specified since there are 2 possible targets
-CONFIG_BOARD_STM32H747I_DISCO_M4=y
-
 # enable GPIO
 CONFIG_GPIO=y
 

boards/st/stm32h747i_disco/stm32h747i_disco_stm32h747xx_m7.yaml

@@ -1,4 +1,4 @@
-identifier: stm32h747i_disco_m7
+identifier: stm32h747i_disco/stm32h747xx/m7
 name: ST STM32H747I Discovery (M7)
 type: mcu
 arch: arm

boards/st/stm32h747i_disco/stm32h747i_disco_stm32h747xx_m7_defconfig

@@ -1,11 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
 
-CONFIG_SOC_SERIES_STM32H7X=y
-CONFIG_SOC_STM32H747XX=y
-
-# Board config should be specified since there are 2 possible targets
-CONFIG_BOARD_STM32H747I_DISCO_M7=y
-
 # Enable the internal SMPS regulator
 CONFIG_POWER_SUPPLY_DIRECT_SMPS=y