diff --git a/ports/raspberrypi/common-hal/wifi/main.c b/ports/raspberrypi/common-hal/wifi/main.c
deleted file mode 100644
index 81798b0136..0000000000
--- a/ports/raspberrypi/common-hal/wifi/main.c
+++ /dev/null
@@ -1,44 +0,0 @@
-/* This file is part of the MicroPython project, http://micropython.org/
- * The MIT License (MIT)
- * Copyright (c) 2022-2023 Damien P. George
- */
-
-#include "port/micropython_embed.h"
-
-// This is example 1 script, which will be compiled and executed.
-static const char *example_1 =
-    "print('hello world!', list(x + 1 for x in range(10)), end='eol\\n')";
-
-// This is example 2 script, which will be compiled and executed.
-static const char *example_2 =
-    "for i in range(10):\n"
-    "    print('iter {:08}'.format(i))\n"
-    "\n"
-    "try:\n"
-    "    1//0\n"
-    "except Exception as er:\n"
-    "    print('caught exception', repr(er))\n"
-    "\n"
-    "import gc\n"
-    "print('run GC collect')\n"
-    "gc.collect()\n"
-    "\n"
-    "print('finish')\n"
-;
-
-// This array is the MicroPython GC heap.
-static char heap[8 * 1024];
-
-int main() {
-    // Initialise MicroPython.
-    mp_embed_init(&heap[0], sizeof(heap));
-
-    // Run the example scripts (they will be compiled first).
-    mp_embed_exec_str(example_1);
-    mp_embed_exec_str(example_2);
-
-    // Deinitialise MicroPython.
-    mp_embed_deinit();
-
-    return 0;
-}
diff --git a/ports/raspberrypi/common-hal/wifi/micropython_embed.mk b/ports/raspberrypi/common-hal/wifi/micropython_embed.mk
deleted file mode 100644
index 5db5415927..0000000000
--- a/ports/raspberrypi/common-hal/wifi/micropython_embed.mk
+++ /dev/null
@@ -1,9 +0,0 @@
-# This file is part of the MicroPython project, http://micropython.org/
-# The MIT License (MIT)
-# Copyright (c) 2022-2023 Damien P. George
-
-# Set the location of the top of the MicroPython repository.
-MICROPYTHON_TOP = ../..
-
-# Include the main makefile fragment to build the MicroPython component.
-include $(MICROPYTHON_TOP)/ports/embed/embed.mk
diff --git a/shared-bindings/memorymonitor/AllocationSize.c b/shared-bindings/memorymonitor/AllocationSize.c
index 117ad2a9d4..fe82a91553 100644
--- a/shared-bindings/memorymonitor/AllocationSize.c
+++ b/shared-bindings/memorymonitor/AllocationSize.c
@@ -1,4 +1,4 @@
->/*
+/*
  * This file is part of the Micro Python project, http://micropython.org/
  *
  * The MIT License (MIT)
diff --git a/shared-bindings/usb/core/__init__.h b/shared-bindings/usb/core/__init__.h
index aa36754651..86b944dfb2 100644
--- a/shared-bindings/usb/core/__init__.h
+++ b/shared-bindings/usb/core/__init__.h
@@ -34,15 +34,6 @@ extern const mp_obj_module_t usb_core_module;
 
 void usb_core_exception_print(const mp_print_t *print, mp_obj_t o_in, mp_print_kind_t kind);
 
-/*#define MP_DEFINE_USB_CORE_EXCEPTION(exc_name, base_name)     \
-    const mp_obj_type_t mp_type_usb_core_##exc_name = { \
-        { &mp_type_type }, \
-        .name = MP_QSTR_##exc_name, \
-        .print = usb_core_exception_print, \
-        .make_new = mp_obj_exception_make_new, \
-        .attr = mp_obj_exception_attr, \
-        .parent = &mp_type_##base_name, \
-        };*/
 #define MP_DEFINE_USB_CORE_EXCEPTION(exc_name, base_name) \
     MP_DEFINE_CONST_OBJ_TYPE(mp_type_usb_core_##exc_name, MP_QSTR_##exc_name, MP_TYPE_FLAG_NONE, \
     make_new, mp_obj_exception_make_new, \