[nrf noup] samples: bluetooth: Add support for nRF54lm20a to hci_uart

Add support for nRF54lm20a to the hci_uart sample.

Signed-off-by: Gordon Klaus <[email protected]>

Author: gordonklaus

samples/bluetooth/hci_uart/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay

@@ -0,0 +1,12 @@
+/*
+ * Copyright (c) 2024 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&uart20 {
+	compatible = "nordic,nrf-uarte";
+	current-speed = <1000000>;
+	status = "okay";
+	hw-flow-control;
+};

samples/bluetooth/hci_uart/boards/nrf54lm20dk_nrf54lm20a_cpuapp_df.overlay

@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2024 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&uart20 {
+	compatible = "nordic,nrf-uarte";
+	current-speed = <1000000>;
+	status = "okay";
+	hw-flow-control;
+};
+
+&radio {
+	status = "okay";
+	/* This is an example number of antennas that may be available
+	 * on antenna matrix board.
+	 */
+	dfe-antenna-num = <10>;
+	/* This is an example switch pattern that will be used to set an
+	 * antenna for Tx PDU (period before start of Tx CTE).
+	 */
+	dfe-pdu-antenna = <0x0>;
+
+	/* These are example GPIO pin numbers that are provided to
+	 * Radio peripheral. The pins will be acquired by Radio to
+	 * drive antenna switching when AoD is enabled.
+	 */
+	dfegpio0-gpios = <&gpio1 4 0>;
+	dfegpio1-gpios = <&gpio1 5 0>;
+	dfegpio2-gpios = <&gpio1 6 0>;
+	dfegpio3-gpios = <&gpio1 7 0>;
+};

samples/bluetooth/hci_uart/sample.yaml

@@ -8,10 +8,14 @@ tests:
       - nrf52dk/nrf52832
       - nrf52840dk/nrf52840
       - nrf21540dk/nrf52840
+      - nrf54l15dk/nrf54l15/cpuapp
+      - nrf54lm20dk/nrf54lm20a/cpuapp
     integration_platforms:
       - nrf52dk/nrf52832
       - nrf52840dk/nrf52840
       - nrf21540dk/nrf52840
+      - nrf54l15dk/nrf54l15/cpuapp
+      - nrf54lm20dk/nrf54lm20a/cpuapp
     tags:
       - uart
       - bluetooth
@@ -108,3 +112,14 @@ tests:
     tags:
       - uart
       - bluetooth
+  sample.bluetooth.hci_uart.nrf54lm20a.all:
+    harness: bluetooth
+    platform_allow: nrf54lm20dk/nrf54lm20a/cpuapp
+    integration_platforms:
+      - nrf54lm20dk/nrf54lm20a/cpuapp
+    extra_args:
+      - EXTRA_CONF_FILE=overlay-all-bt_ll_sw_split.conf
+      - DTC_OVERLAY_FILE=./boards/nrf54lm20dk_nrf54lm20a_cpuapp_df.overlay
+    tags:
+      - uart
+      - bluetooth