boards: Split merged board file configuration up

Splits configuration up that was merged as part of hwmv2 due to
the merged configuration feature being reverted

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

boards/nxp/lpcxpresso55s69/lpcxpresso55s69_lpc55s69_cpu0_defconfig

@@ -4,6 +4,11 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
+CONFIG_GPIO=y
+CONFIG_PINCTRL=y
+
+CONFIG_RUNTIME_NMI=y
+
 CONFIG_CONSOLE=y
 CONFIG_UART_CONSOLE=y
 CONFIG_SERIAL=y

boards/nxp/lpcxpresso55s69/lpcxpresso55s69_lpc55s69_cpu0_ns_defconfig

@@ -4,6 +4,11 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
+CONFIG_GPIO=y
+CONFIG_PINCTRL=y
+
+CONFIG_RUNTIME_NMI=y
+
 CONFIG_CONSOLE=y
 CONFIG_UART_CONSOLE=y
 CONFIG_SERIAL=y

boards/nxp/ls1046ardb/ls1046ardb_ls1046a_smp_4cores_defconfig

@@ -1,4 +1,22 @@
 # SPDX-License-Identifier: Apache-2.0
 
+# Platform Configuration
+CONFIG_ARM64_VA_BITS_40=y
+CONFIG_ARM64_PA_BITS_40=y
+# 25 MHz system clock
+CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=25000000
+
+# Zephyr Kernel Configuration
+CONFIG_XIP=n
+CONFIG_AARCH64_IMAGE_HEADER=y
+
+# Serial Drivers
+CONFIG_SERIAL=y
+CONFIG_UART_INTERRUPT_DRIVEN=y
+
+# Enable Console
+CONFIG_CONSOLE=y
+CONFIG_UART_CONSOLE=y
+
 # SMP support
 CONFIG_MP_MAX_NUM_CPUS=4

boards/nxp/ls1046ardb/ls1046ardb_ls1046a_smp_defconfig

@@ -1,5 +1,23 @@
 # SPDX-License-Identifier: Apache-2.0
 
+# Platform Configuration
+CONFIG_ARM64_VA_BITS_40=y
+CONFIG_ARM64_PA_BITS_40=y
+# 25 MHz system clock
+CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=25000000
+
+# Zephyr Kernel Configuration
+CONFIG_XIP=n
+CONFIG_AARCH64_IMAGE_HEADER=y
+
+# Serial Drivers
+CONFIG_SERIAL=y
+CONFIG_UART_INTERRUPT_DRIVEN=y
+
+# Enable Console
+CONFIG_CONSOLE=y
+CONFIG_UART_CONSOLE=y
+
 # Zephyr Kernel Configuration
 CONFIG_MAX_THREAD_BYTES=5
 CONFIG_MAX_XLAT_TABLES=10