applications: asset_tracker_v2: add experimental support for nRF9280

TODO

Signed-off-by: Tommi Kangas <tommi.kangas@nordicsemi.no>

applications/asset_tracker_v2/Kconfig.sysbuild

@@ -5,7 +5,7 @@
 #
 
 choice BOOTLOADER
-	default BOOTLOADER_MCUBOOT if !BOARD_NATIVE_SIM
+	default BOOTLOADER_MCUBOOT if !BOARD_NATIVE_SIM && !BOARD_NRF9280PDK_NRF9280_CPUAPP
 endchoice
 
 config SECURE_BOOT_APPCORE

applications/asset_tracker_v2/boards/nrf9280pdk_nrf9280_cpuapp.conf

@@ -0,0 +1,17 @@
+CONFIG_DCACHE=n
+CONFIG_NRFS=n
+
+CONFIG_SECURE_BOOT=n
+CONFIG_IMG_MANAGER=n
+CONFIG_SETTINGS_NVS=y
+CONFIG_NVS=y
+CONFIG_CAF_LEDS=n
+CONFIG_LED_CONTROL=n
+CONFIG_WATCHDOG_APPLICATION=n
+CONFIG_NRF_CLOUD_FOTA=n
+CONFIG_AT_HOST_LIBRARY=n
+CONFIG_FOTA_DOWNLOAD=n
+CONFIG_FW_INFO=n
+
+CONFIG_NRF_CLOUD_CLIENT_ID_SRC_COMPILE_TIME=y
+CONFIG_NRF_CLOUD_CLIENT_ID="nrf-359746166786272"

applications/asset_tracker_v2/boards/nrf9280pdk_nrf9280_cpuapp.overlay

@@ -0,0 +1,28 @@
+/ {
+	/* Delete these aliases because the button nodes are deleted. */
+	aliases {
+		/delete-property/ sw0;
+		/delete-property/ sw1;
+	};
+};
+
+/* Remove buttons because they conflict with modem pin allocations. */
+/delete-node/ &button0;
+/delete-node/ &button1;
+
+&uart136_default {
+	group1 {
+		psels = <NRF_PSEL(UART_TX, 0, 4)>;
+	};
+	group3 {
+		bias-pull-up;
+		psels = <NRF_PSEL(UART_RX, 0, 5)>;
+	};
+};
+&uart136_sleep {
+	group1 {
+		low-power-enable;
+		psels = <NRF_PSEL(UART_TX, 0, 4)>,
+			<NRF_PSEL(UART_RX, 0, 5)>;
+	};
+};