2 files changed, 1 insertions, 11 deletions
diff --git a/shared/tinyusb/mp_usbd_cdc.c b/shared/tinyusb/mp_usbd_cdc.c
index c6a88e467d..0fbecb0a86 100644
--- a/shared/tinyusb/mp_usbd_cdc.c
+++ b/shared/tinyusb/mp_usbd_cdc.c
@@ -149,13 +149,7 @@ static void usbd_cdc_run_bootloader_task(mp_sched_node_t *node) {
 }
 #endif
 
-void
-#if MICROPY_HW_USB_EXTERNAL_TINYUSB
-mp_usbd_line_state_cb
-#else
-tud_cdc_line_state_cb
-#endif
-    (uint8_t itf, bool dtr, bool rts) {
+void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts) {
     #if MICROPY_HW_USB_CDC && !MICROPY_EXCLUDE_SHARED_TINYUSB_USBD_CDC
     if (dtr) {
         // A host application has started to open the cdc serial port.
diff --git a/shared/tinyusb/mp_usbd_cdc.h b/shared/tinyusb/mp_usbd_cdc.h
index 1abe0fa0a4..648cf12881 100644
--- a/shared/tinyusb/mp_usbd_cdc.h
+++ b/shared/tinyusb/mp_usbd_cdc.h
@@ -35,8 +35,4 @@ uintptr_t mp_usbd_cdc_poll_interfaces(uintptr_t poll_flags);
 void tud_cdc_rx_cb(uint8_t itf);
 mp_uint_t mp_usbd_cdc_tx_strn(const char *str, mp_uint_t len);
 
-#if MICROPY_HW_USB_EXTERNAL_TINYUSB
-void mp_usbd_line_state_cb(uint8_t itf, bool dtr, bool rts);
-#endif
-
 #endif // MICROPY_INCLUDED_SHARED_TINYUSB_MP_USBD_CDC_H