refactor: Move to USB_DEVICE_STACK symbol.

See: https://docs.zephyrproject.org/latest/releases/release-notes-2.7.html#changes-in-this-release

app/CMakeLists.txt

@@ -42,7 +42,7 @@ target_sources(app PRIVATE src/events/sensor_event.c)
 target_sources_ifdef(CONFIG_ZMK_WPM app PRIVATE src/events/wpm_state_changed.c)
 target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/events/ble_active_profile_changed.c)
 target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/events/battery_state_changed.c)
-target_sources_ifdef(CONFIG_USB app PRIVATE src/events/usb_conn_state_changed.c)
+target_sources_ifdef(CONFIG_USB_DEVICE_STACK app PRIVATE src/events/usb_conn_state_changed.c)
 target_sources(app PRIVATE src/behaviors/behavior_reset.c)
 target_sources_ifdef(CONFIG_ZMK_EXT_POWER app PRIVATE src/behaviors/behavior_ext_power.c)
 if ((NOT CONFIG_ZMK_SPLIT) OR CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL)
@@ -78,7 +78,7 @@ endif()
 if (CONFIG_ZMK_SPLIT_BLE AND CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL)
 	target_sources(app PRIVATE src/split/bluetooth/central.c)
 endif()
-target_sources_ifdef(CONFIG_USB app PRIVATE src/usb.c)
+target_sources_ifdef(CONFIG_USB_DEVICE_STACK app PRIVATE src/usb.c)
 target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/hog.c)
 target_sources_ifdef(CONFIG_ZMK_RGB_UNDERGLOW app PRIVATE src/rgb_underglow.c)
 target_sources_ifdef(CONFIG_ZMK_BACKLIGHT app PRIVATE src/backlight.c)

app/Kconfig

@@ -422,7 +422,7 @@ menu "Advanced"
 
 menu "Initialization Priorities"
 
-if USB
+if USB_DEVICE_STACK
 
 config ZMK_USB_INIT_PRIORITY
 	int "USB Init Priority"
@@ -526,7 +526,7 @@ config KERNEL_BIN_NAME
 config REBOOT
 	default y
 
-config USB
+config USB_DEVICE_STACK
 	default y if HAS_HW_NRF_USBD
 
 config ZMK_WPM

app/boards/arm/bluemicro840/Kconfig.defconfig

@@ -8,15 +8,12 @@ if BOARD_BLUEMICRO840_V1
 config BOARD
 	default "bluemicro840_v1"
 
-if USB
+if USB_DEVICE_STACK
 
 config USB_NRFX
 	default y
 
-config USB_DEVICE_STACK
-	default y
-
-endif # USB
+endif # USB_DEVICE_STACK
 
 config BT_CTLR
 	default BT

app/boards/arm/nice60/Kconfig.defconfig

@@ -6,15 +6,12 @@ if BOARD_NICE60
 config ZMK_KEYBOARD_NAME
 	default "nice!60"
 
-if USB
+if USB_DEVICE_STACK
 
 config USB_NRFX
 	default y
 
-config USB_DEVICE_STACK
-	default y
-
-endif # USB
+endif # USB_DEVICE_STACK
 
 config BT_CTLR
 	default BT

app/boards/arm/nice_nano/Kconfig.defconfig

@@ -6,15 +6,12 @@ if BOARD_NICE_NANO || BOARD_NICE_NANO_V2
 config BOARD
 	default "nice_nano"
 
-if USB
+if USB_DEVICE_STACK
 
 config USB_NRFX
 	default y
 
-config USB_DEVICE_STACK
-	default y
-
-endif # USB
+endif # USB_DEVICE_STACK
 
 config BT_CTLR
 	default BT

app/boards/arm/nrf52840_m2/Kconfig.defconfig

@@ -6,15 +6,12 @@ if BOARD_NRF52840_M2
 config BOARD
 	default "nrf52480_m2"
 
-if USB
+if USB_DEVICE_STACK
 
 config USB_NRFX
 	default y
 
-config USB_DEVICE_STACK
-	default y
-
-endif # USB
+endif # USB_DEVICE_STACK
 
 config BT_CTLR
 	default BT

app/boards/arm/nrfmicro/Kconfig.defconfig

@@ -8,15 +8,12 @@ if BOARD_NRFMICRO_11 || BOARD_NRFMICRO_11_FLIPPED || BOARD_NRFMICRO_13
 config BOARD
 	default "nrfmicro"
 
-if USB
+if USB_DEVICE_STACK
 
 config USB_NRFX
 	default y
 
-config USB_DEVICE_STACK
-	default y
-
-endif # USB
+endif # USB_DEVICE_STACK
 
 config BT_CTLR
 	default BT

app/src/display/widgets/battery_status.c

@@ -21,7 +21,7 @@ static sys_slist_t widgets = SYS_SLIST_STATIC_INIT(&widgets);
 
 struct battery_status_state {
     uint8_t level;
-#if IS_ENABLED(CONFIG_USB)
+#if IS_ENABLED(CONFIG_USB_DEVICE_STACK)
     bool usb_present;
 #endif
 };
@@ -31,11 +31,11 @@ static void set_battery_symbol(lv_obj_t *label, struct battery_status_state stat
 
     uint8_t level = state.level;
 
-#if IS_ENABLED(CONFIG_USB)
+#if IS_ENABLED(CONFIG_USB_DEVICE_STACK)
     if (state.usb_present) {
         strcpy(text, LV_SYMBOL_CHARGE);
     }
-#endif /* IS_ENABLED(CONFIG_USB) */
+#endif /* IS_ENABLED(CONFIG_USB_DEVICE_STACK) */
 
     if (level > 95) {
         strcat(text, LV_SYMBOL_BATTERY_FULL);
@@ -59,9 +59,9 @@ void battery_status_update_cb(struct battery_status_state state) {
 static struct battery_status_state battery_status_get_state(const zmk_event_t *eh) {
     return (struct battery_status_state) {
         .level = bt_bas_get_battery_level(),
-#if IS_ENABLED(CONFIG_USB)
+#if IS_ENABLED(CONFIG_USB_DEVICE_STACK)
         .usb_present = zmk_usb_is_powered(),
-#endif /* IS_ENABLED(CONFIG_USB) */
+#endif /* IS_ENABLED(CONFIG_USB_DEVICE_STACK) */
     };
 }
 
@@ -69,9 +69,9 @@ ZMK_DISPLAY_WIDGET_LISTENER(widget_battery_status, struct battery_status_state,
                             battery_status_update_cb, battery_status_get_state)
 
 ZMK_SUBSCRIPTION(widget_battery_status, zmk_battery_state_changed);
-#if IS_ENABLED(CONFIG_USB)
+#if IS_ENABLED(CONFIG_USB_DEVICE_STACK)
 ZMK_SUBSCRIPTION(widget_battery_status, zmk_usb_conn_state_changed);
-#endif /* IS_ENABLED(CONFIG_USB) */
+#endif /* IS_ENABLED(CONFIG_USB_DEVICE_STACK) */
 
 int zmk_widget_battery_status_init(struct zmk_widget_battery_status *widget, lv_obj_t *parent) {
     widget->obj = lv_label_create(parent, NULL);

app/src/display/widgets/output_status.c

@@ -73,7 +73,7 @@ ZMK_DISPLAY_WIDGET_LISTENER(widget_output_status, struct output_status_state,
                             output_status_update_cb, get_state)
 ZMK_SUBSCRIPTION(widget_output_status, zmk_endpoint_selection_changed);
 
-#if defined(CONFIG_USB)
+#if IS_ENABLED(CONFIG_USB_DEVICE_STACK)
 ZMK_SUBSCRIPTION(widget_output_status, zmk_usb_conn_state_changed);
 #endif
 #if defined(CONFIG_ZMK_BLE)

app/src/power.c

@@ -16,11 +16,11 @@ LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
 #include <zmk/activity.h>
 
 bool is_usb_power_present() {
-#ifdef CONFIG_USB
+#if IS_ENABLED(CONFIG_USB_DEVICE_STACK)
     return zmk_usb_is_powered();
 #else
     return false;
-#endif /* CONFIG_USB */
+#endif /* IS_ENABLED(CONFIG_USB_DEVICE_STACK) */
 }
 
 struct pm_state_info pm_policy_next_state(int32_t ticks) {