2 files changed, 15 insertions, 2 deletions

diff --git a/firmware/export/config.h b/firmware/export/config.h
index b73f605d9d..e64ca4127f 100644
--- a/firmware/export/config.h
+++ b/firmware/export/config.h
@@ -871,6 +871,13 @@ Lyre prototype 1 */
 #endif
 #endif /* HAVE_HEADPHONE_DETECTION */
 
+#if defined(HAVE_USB_CHARGING_ENABLE) && defined(HAVE_USBSTACK)
+/* USB charging support in the USB stack requires timeout objects */
+#ifndef INCLUDE_TIMEOUT_API
+#define INCLUDE_TIMEOUT_API
+#endif
+#endif /* HAVE_USB_CHARGING_ENABLE && HAVE_USBSTACK */
+
 #if defined(HAVE_USBSTACK) || (CONFIG_STORAGE & STORAGE_NAND)
 #define STORAGE_GET_INFO
 #endif
diff --git a/firmware/export/usb.h b/firmware/export/usb.h
index d544f5cab1..55b5f2cffb 100644
--- a/firmware/export/usb.h
+++ b/firmware/export/usb.h
@@ -52,6 +52,9 @@ enum {
     USB_REQUEST_REBOOT,      /* Event */
 #endif
     USB_QUIT,                /* Event */
+#if defined(HAVE_USB_CHARGING_ENABLE) && defined(HAVE_USBSTACK)
+    USB_CHARGER_UPDATE,      /* Event */
+#endif
 };
 
 #ifdef HAVE_USB_POWER
@@ -156,8 +159,11 @@ enum {
  * or target-specific code on others
  */
 void usb_charging_enable(int state);
-#endif
-#endif
+#ifdef HAVE_USBSTACK
+void usb_charger_update(void);
+#endif /* HAVE_USBSTACK */
+#endif /* HAVE_USB_CHARGING_ENABLE */
+#endif /* HAVE_USB_POWER */
 #ifdef HAVE_USBSTACK
 void usb_signal_transfer_completion(
     struct usb_transfer_completion_event_data *event_data);