boards: arm: mercury_xu: Convert to v2

Converts the board to hwmv2

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

boards/enclustra/mercury_xu/CMakeLists.txt

@@ -1,4 +1,5 @@
 # Copyright (c) 2020, Antmicro
 # SPDX-License-Identifier: Apache-2.0
+
 zephyr_library()
 zephyr_library_sources(board.c)

boards/enclustra/mercury_xu/Kconfig.defconfig

@@ -3,9 +3,6 @@
 
 if BOARD_MERCURY_XU
 
-config BOARD
-	default "mercury_xu"
-
 config FLASH_SIZE
 	int
 	default 64

boards/enclustra/mercury_xu/Kconfig.mercury_xu

@@ -1,5 +1,5 @@
 # Copyright (c) 2020, Antmicro
 # SPDX-License-Identifier: Apache-2.0
+
 config BOARD_MERCURY_XU
-	bool "Mercury XU Board"
+	select SOC_XILINX_ZYNQMP_RPU
-	depends on SOC_XILINX_ZYNQMP_RPU

boards/enclustra/mercury_xu/board.yml

@@ -0,0 +1,5 @@
+board:
+  name: mercury_xu
+  vendor: Enclustra
+  socs:
+  - name: zynqmp_rpu

boards/enclustra/mercury_xu/mercury_xu_defconfig

@@ -1,15 +1,13 @@
 # Copyright (c) 2020, Antmicro
-CONFIG_SOC_XILINX_ZYNQMP_RPU=y
-CONFIG_BOARD_MERCURY_XU=y
 
-# enable uart driver
+# Enable UART driver
 CONFIG_SERIAL=y
 
-# enable console
+# Enable console
 CONFIG_CONSOLE=y
 CONFIG_UART_CONSOLE=y
 
-# enable timer
+# Enable timer
 CONFIG_SYS_CLOCK_TICKS_PER_SEC=100
 
 CONFIG_PINCTRL=y