bricks/nxt: drop frozen.py

We currently don't have a need for frozen modules on NXT.

Upstream changed how frozen modules work so this would need to be
reworked anyway if we do have a future need.

Author: dlech

bricks/nxt/Makefile

@@ -35,8 +35,6 @@ include ../../micropython/py/mkenv.mk
 # qstr definitions (must come before including py.mk)
 QSTR_GLOBAL_DEPENDENCIES =
 
-# directory containing scripts to be frozen as bytecode
-FROZEN_MPY_DIR ?= modules
 FROZEN_MPY_TOOL_ARGS = -mlongint-impl=none
 
 # include py core make definitions
@@ -80,11 +78,6 @@ CFLAGS += -Os -DNDEBUG
 CFLAGS += -fdata-sections -ffunction-sections
 endif
 
-ifneq ($(FROZEN_MPY_DIR),)
-CFLAGS += -DMICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool
-CFLAGS += -DMICROPY_MODULE_FROZEN_MPY
-endif
-
 LIBS = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
 
 SRC_C = \

bricks/nxt/main.c

@@ -107,7 +107,7 @@ int main(int argc, char **argv) {
     pb_imports();
 
     // Run a program
-    pyexec_frozen_module("frozen.py");
+    // TODO
 
     // Uninitialize MicroPython and the system hardware
     mp_deinit();

bricks/nxt/modules/frozen.py

@@ -24,7 +24,6 @@
 #define MICROPY_ENABLE_COMPILER     (1)
 
 #define MICROPY_QSTR_BYTES_IN_HASH  (1)
-#define MICROPY_QSTR_EXTRA_POOL     mp_qstr_frozen_const_pool
 #define MICROPY_ALLOC_PATH_MAX      (256)
 #define MICROPY_ALLOC_PARSE_CHUNK_INIT (16)
 #define MICROPY_EMIT_X64            (0)