samples: Bluetooth: Broadcast audio sink USB headset on nRF52 Series

Broadcast audio sink USB headset on nRF52 Series with USB
support.

Signed-off-by: Vinayak Kariappa Chettimada <vich@nordicsemi.no>

samples/bluetooth/broadcast_audio_sink/Kconfig

@@ -47,7 +47,8 @@ config ENABLE_LC3
 	bool "Enable the LC3 codec"
 	# By default let's enable it in the platforms we know are capable of supporting it
 	default y
-	depends on (ARCH_POSIX || SOC_NRF5340_CPUAPP)
+	depends on CPU_HAS_FPU && \
+		(ARCH_POSIX || SOC_COMPATIBLE_NRF52X || SOC_COMPATIBLE_NRF5340_CPUAPP)
 	select LIBLC3
 	select FPU
 

samples/bluetooth/broadcast_audio_sink/boards/nrf52833dk_nrf52833.conf

@@ -0,0 +1,3 @@
+# Use USB Audio as audio sink
+CONFIG_USE_USB_AUDIO_OUTPUT=y
+CONFIG_USB_DEVICE_PRODUCT="USB Broadcast Sink"

samples/bluetooth/broadcast_audio_sink/boards/nrf52833dk_nrf52833.overlay

@@ -0,0 +1,15 @@
+zephyr_udc0: &usbd {
+	compatible = "nordic,nrf-usbd";
+	status = "okay";
+
+	hs_0: hs_0 {
+		compatible = "usb-audio-hs";
+		mic-feature-mute;
+		mic-channel-l;
+		mic-channel-r;
+
+		hp-feature-mute;
+		hp-channel-l;
+		hp-channel-r;
+	};
+};

samples/bluetooth/broadcast_audio_sink/boards/nrf52840dongle_nrf52840.conf

@@ -0,0 +1,3 @@
+# Use USB Audio as audio sink
+CONFIG_USE_USB_AUDIO_OUTPUT=y
+CONFIG_USB_DEVICE_PRODUCT="USB Broadcast Sink"

samples/bluetooth/broadcast_audio_sink/boards/nrf52840dongle_nrf52840.overlay

@@ -0,0 +1,15 @@
+zephyr_udc0: &usbd {
+	compatible = "nordic,nrf-usbd";
+	status = "okay";
+
+	hs_0: hs_0 {
+		compatible = "usb-audio-hs";
+		mic-feature-mute;
+		mic-channel-l;
+		mic-channel-r;
+
+		hp-feature-mute;
+		hp-channel-l;
+		hp-channel-r;
+	};
+};

samples/bluetooth/broadcast_audio_sink/boards/nrf5340_audio_dk_nrf5340_cpuapp.conf

@@ -1,7 +1,3 @@
-# The LC3 codec uses a large amount of stack. This app runs the codec in the work-queue, hence
+# Use USB Audio as audio sink
-# inctease stack size for that thread.
-CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=4096
-CONFIG_ENABLE_LC3=y
-CONFIG_TARGET_BROADCAST_CHANNEL=1
 CONFIG_USE_USB_AUDIO_OUTPUT=y
 CONFIG_USB_DEVICE_PRODUCT="USB Broadcast Sink"

samples/bluetooth/broadcast_audio_sink/boards/nrf5340dk_nrf5340_cpuapp.conf

@@ -1,3 +0,0 @@
-# The LC3 codec uses a large amount of stack. This app runs the codec in the work-queue, hence
-# inctease stack size for that thread.
-CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=4096

samples/bluetooth/broadcast_audio_sink/sample.yaml

@@ -20,8 +20,10 @@ tests:
       - nrf52_bsim
       - nrf52833dk/nrf52820
       - nrf52833dk/nrf52833
+      - nrf52840dongle/nrf52840
     integration_platforms:
       - nrf52_bsim
       - nrf52833dk/nrf52833
+      - nrf52840dongle/nrf52840
     extra_args: OVERLAY_CONFIG=overlay-bt_ll_sw_split.conf
     tags: bluetooth

samples/bluetooth/broadcast_audio_sink/src/main.c

@@ -1259,7 +1259,7 @@ static int init(void)
 
 	usb_audio_register(hs_dev, &usb_ops);
 	err = usb_enable(NULL);
-	if (err != 0) {
+	if (err && err != -EALREADY) {
 		printk("Failed to enable USB\n");
 		return err;
 	}

samples/bluetooth/broadcast_audio_source/boards/nrf52833dk_nrf52833.conf

@@ -1,5 +1,3 @@
-CONFIG_MAIN_STACK_SIZE=4096
+# Use USB Audio as audio source
-
-# Use USB Audio as input
 CONFIG_USE_USB_AUDIO_INPUT=y
 CONFIG_USB_DEVICE_PRODUCT="Zephyr Broadcast Source"

samples/bluetooth/broadcast_audio_source/boards/nrf52840dongle_nrf52840.conf

@@ -1,5 +1,3 @@
-CONFIG_MAIN_STACK_SIZE=4096
+# Use USB Audio as audio source
-
-# Use USB Audio as input
 CONFIG_USE_USB_AUDIO_INPUT=y
 CONFIG_USB_DEVICE_PRODUCT="Zephyr Broadcast Source"

samples/bluetooth/broadcast_audio_source/boards/nrf52_bsim.conf

@@ -1 +0,0 @@
-CONFIG_MAIN_STACK_SIZE=4096

samples/bluetooth/broadcast_audio_source/boards/nrf5340_audio_dk_nrf5340_cpuapp.conf

@@ -1,5 +1,3 @@
-CONFIG_MAIN_STACK_SIZE=4096
+# Use USB Audio as audio source
-
-# Use USB Audio as input
 CONFIG_USE_USB_AUDIO_INPUT=y
 CONFIG_USB_DEVICE_PRODUCT="Zephyr Broadcast Source"

samples/bluetooth/broadcast_audio_source/boards/nrf5340bsim_nrf5340_cpuapp.conf

@@ -1 +0,0 @@
-CONFIG_MAIN_STACK_SIZE=4096

samples/bluetooth/broadcast_audio_source/boards/nrf5340dk_nrf5340_cpuapp.conf

@@ -1 +0,0 @@
-CONFIG_MAIN_STACK_SIZE=4096