Update to latest version of MicroPython

.github/workflows/micropython.yml

@@ -7,8 +7,8 @@ on:
     types: [created]
 
 env:
-  MICROPYTHON_VERSION: b88262ce96c3433a02b2c8d984ba01e071b60c1f
-  PIMORONI_PICO_VERSION: 7678ba5da966c3d8b7238e2b2f4e604ffe377dd6
+  MICROPYTHON_VERSION: 17d82344581ad3a76033fae54c5d3304e17f185f
+  PIMORONI_PICO_VERSION: 49a5d4292586f5851978f6f4a2f6b3214fb379ce
   WORKFLOW_VERSION: v2
 
 jobs:
@@ -30,7 +30,7 @@ jobs:
       if: steps.cache.outputs.cache-hit != 'true'
       uses: actions/checkout@v4
       with:
-        repository: pimoroni/micropython
+        repository: micropython/micropython
         ref: ${{env.MICROPYTHON_VERSION}}
         submodules: false  # MicroPython submodules are hideously broken
         path: micropython
@@ -41,9 +41,12 @@ jobs:
       working-directory: micropython
       run: |
         git submodule update --init lib/pico-sdk
+        git submodule update --init lib/cyw43-driver
+        git submodule update --init lib/lwip
         git submodule update --init lib/mbedtls
         git submodule update --init lib/micropython-lib
         git submodule update --init lib/tinyusb
+        git submodule update --init lib/btstack
 
     - name: Build mpy-cross
       if: steps.cache.outputs.cache-hit != 'true'
@@ -61,9 +64,6 @@ jobs:
           - name: Yukon
             shortname: yukon
             board: PIMORONI_YUKON
-            # 0x10000000 + (16*1024*1024) - (15*1024*1024)
-            dir2uf2_fs_start: 269484032
-            dir2uf2_fs_size: 15728640
 
     env:
       RELEASE_FILE: pimoroni-${{matrix.shortname}}-${{github.event.release.tag_name || github.sha}}-micropython
@@ -104,11 +104,18 @@ jobs:
         submodules: true
         path: pimoroni-pico
 
+    - name: "Py_Decl: Checkout py_decl"
+      uses: actions/checkout@v4
+      with:
+        repository: gadgetoid/py_decl
+        ref: v0.0.1
+        path: py_decl
+
     # Check out dir2u2f
     - uses: actions/checkout@v4
       with:
         repository: gadgetoid/dir2uf2
-        ref: v0.0.1
+        ref: v0.0.6
         path: dir2uf2
 
     # HACK: Patch startup overclock into Pico SDK
@@ -123,16 +130,19 @@ jobs:
       working-directory: micropython
       run: git apply "${{env.FIRMWARE_DIR}}/micropython_nano_specs.patch"
 
-    - name: "HACK: Yukon Reset Patch"
+    - name: "HACK: Yukon Expander Patch"
       shell: bash
       working-directory: micropython
-      run: git apply "${{env.FIRMWARE_DIR}}/yukon_reset.patch"
+      run: git apply "${{env.FIRMWARE_DIR}}/yukon_expander.patch"
 
-    # Install apt packages
-    - name: Install CCache & Compiler
-      shell: bash
-      run:
-        sudo apt update && sudo apt install ccache gcc-arm-none-eabi
+    - name: Install Arm GNU Toolchain (arm-none-eabi-gcc)
+      uses: carlosperate/arm-none-eabi-gcc-action@v1
+      with:
+        release: '9-2020-q2'
+
+    - name: Install CCache
+      run: |
+        sudo apt update && sudo apt install ccache
 
     # Build firmware
     - name: Configure MicroPython
@@ -155,11 +165,16 @@ jobs:
       run: |
         cp firmware.uf2 ${{env.RELEASE_FILE}}.uf2
 
+    - name: "Py_Decl: Verify UF2"
+      shell: bash
+      run: |
+        python3 py_decl/py_decl.py --to-json --verify micropython/ports/rp2/build/${{env.RELEASE_FILE}}.uf2
+
     - name: Append Filesystem
       shell: bash
       run: |
-        python3 -m pip install littlefs-python==0.4.0
-        ./dir2uf2/dir2uf2 --verbose --fs-start ${{matrix.dir2uf2_fs_start}} --fs-size ${{matrix.dir2uf2_fs_size}} --append-to micropython/ports/rp2/build/${{env.RELEASE_FILE}}.uf2 --manifest ${{env.BOARD_DIR}}/uf2-manifest.txt --filename ${{env.FILESYSTEM_SUFFIX}}.uf2 ${{env.FILESYSTEM_DIR}}/
+        python3 -m pip install littlefs-python==0.12.0
+        ./dir2uf2/dir2uf2 --fs-compact --append-to micropython/ports/rp2/build/${{env.RELEASE_FILE}}.uf2 --manifest ${{env.BOARD_DIR}}/uf2-manifest.txt --filename ${{env.FILESYSTEM_SUFFIX}}.uf2 ${{env.FILESYSTEM_DIR}}/
 
     - name: Store .uf2 as artifact
       uses: actions/upload-artifact@v4

.github/workflows/python-linting.yml

@@ -12,14 +12,14 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Install Python Deps
-      run: python3 -m pip install ruff
+      run: python3 -m pip install flake8
 
     - name: Lint Yukon Examples
       shell: bash
       run: |
-        python3 -m ruff --show-source --ignore E501 examples/
+        python3 -m flake8 --show-source --ignore E501,E201,E241,E222,E116,E266 examples/
 
     - name: Lint Yukon Python Libraries
       shell: bash
       run: |
-        python3 -m ruff --show-source --ignore E501 lib/
+        python3 -m flake8 --show-source --ignore E501,E201,E241,E222,E116,E266 lib/

firmware/PIMORONI_YUKON/mpconfigboard.h

@@ -21,5 +21,5 @@
 #define MICROPY_BOARD_EARLY_INIT board_init
 void board_init(void);
 
-#define MICROPY_BOARD_EARLY_RESET board_reset
+#define MICROPY_BOARD_START_SOFT_RESET board_reset
 void board_reset(void);

firmware/drivers/tca9555/machine_pin_tca9555.c

@@ -38,7 +38,7 @@
 
 void machine_pin_ext_init(void) {
     // Read the state of each IO expander pin, as some are initialised as outputs
-    const mp_map_t *named_map = &pin_board_pins_locals_dict.map;
+    const mp_map_t *named_map = &machine_pin_board_pins_locals_dict.map;
     for (uint i = 0; i < named_map->used; i++) {
         machine_pin_obj_t *pin = (machine_pin_obj_t *)named_map->table[i].value;
          if(pin->is_ext) {

firmware/micropython_nano_specs.patch

@@ -1,11 +1,11 @@
 diff --git a/ports/rp2/CMakeLists.txt b/ports/rp2/CMakeLists.txt
-index 094031c6852a..5f268414c08f 100644
+index fcc435b7b..efabcb3a3 100644
 --- a/ports/rp2/CMakeLists.txt
 +++ b/ports/rp2/CMakeLists.txt
-@@ -374,6 +374,15 @@ target_compile_options(${MICROPY_TARGET} PRIVATE
- target_link_options(${MICROPY_TARGET} PRIVATE
-     -Wl,--defsym=__micropy_c_heap_size__=${MICROPY_C_HEAP_SIZE}
+@@ -464,6 +464,16 @@ set_source_files_properties(
+     COMPILE_OPTIONS "-O2"
  )
+
 +# Do not include stack unwinding & exception handling for C++ user modules
 +target_compile_definitions(usermod INTERFACE PICO_CXX_ENABLE_EXCEPTIONS=0)
 +target_compile_options(usermod INTERFACE $<$<COMPILE_LANGUAGE:CXX>:
@@ -15,6 +15,7 @@ index 094031c6852a..5f268414c08f 100644
 +    -fno-use-cxa-atexit
 +>)
 +target_link_options(usermod INTERFACE -specs=nano.specs)
-
++
  set_source_files_properties(
      ${PICO_SDK_PATH}/src/rp2_common/pico_double/double_math.c
+     ${PICO_SDK_PATH}/src/rp2_common/pico_float/float_math.c

firmware/modules/tca9555/tca.c

@@ -2,9 +2,10 @@
 #include "py/runtime.h"
 
 #include "machine_pin.h"
+#include "extmod/modmachine.h"
 #include "tca9555.h"
 
-STATIC mp_obj_t tca_pin_get_number(mp_obj_t pin_obj) {
+static mp_obj_t tca_pin_get_number(mp_obj_t pin_obj) {
     if (!mp_obj_is_type(pin_obj, &machine_pin_type)) {
         mp_raise_msg_varg(&mp_type_TypeError, MP_ERROR_TEXT("pin must be of type %q, not %q"), machine_pin_type.name, mp_obj_get_type(pin_obj)->name);
     }
@@ -17,9 +18,9 @@ STATIC mp_obj_t tca_pin_get_number(mp_obj_t pin_obj) {
     uint8_t tca_gpio = pin->id;
     return mp_obj_new_int(tca_gpio % TCA9555_GPIO_COUNT);
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_pin_get_number_obj, tca_pin_get_number);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_pin_get_number_obj, tca_pin_get_number);
 
-STATIC mp_obj_t tca_pin_get_chip(mp_obj_t pin_obj) {
+static mp_obj_t tca_pin_get_chip(mp_obj_t pin_obj) {
     if (!mp_obj_is_type(pin_obj, &machine_pin_type)) {
         mp_raise_msg_varg(&mp_type_TypeError, MP_ERROR_TEXT("pin must be of type %q, not %q"), machine_pin_type.name, mp_obj_get_type(pin_obj)->name);
     }
@@ -32,9 +33,9 @@ STATIC mp_obj_t tca_pin_get_chip(mp_obj_t pin_obj) {
     uint8_t tca_gpio = pin->id;
     return mp_obj_new_int(CHIP_FROM_GPIO(tca_gpio));
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_pin_get_chip_obj, tca_pin_get_chip);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_pin_get_chip_obj, tca_pin_get_chip);
 
-STATIC mp_obj_t tca_pin_change_output_mask(mp_obj_t chip_obj, mp_obj_t mask_obj, mp_obj_t state_obj) {
+static mp_obj_t tca_pin_change_output_mask(mp_obj_t chip_obj, mp_obj_t mask_obj, mp_obj_t state_obj) {
     int chip = mp_obj_get_int(chip_obj);
     int mask = mp_obj_get_int(mask_obj);
     int state = mp_obj_get_int(state_obj);
@@ -52,9 +53,9 @@ STATIC mp_obj_t tca_pin_change_output_mask(mp_obj_t chip_obj, mp_obj_t mask_obj,
 
     return mp_const_none;
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_3(tca_pin_change_output_mask_obj, tca_pin_change_output_mask);
+static MP_DEFINE_CONST_FUN_OBJ_3(tca_pin_change_output_mask_obj, tca_pin_change_output_mask);
 
-STATIC mp_obj_t tca_pin_change_config_mask(mp_obj_t chip_obj, mp_obj_t mask_obj, mp_obj_t state_obj) {
+static mp_obj_t tca_pin_change_config_mask(mp_obj_t chip_obj, mp_obj_t mask_obj, mp_obj_t state_obj) {
     int chip = mp_obj_get_int(chip_obj);
     int mask = mp_obj_get_int(mask_obj);
     int state = mp_obj_get_int(state_obj);
@@ -72,9 +73,9 @@ STATIC mp_obj_t tca_pin_change_config_mask(mp_obj_t chip_obj, mp_obj_t mask_obj,
 
     return mp_const_none;
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_3(tca_pin_change_config_mask_obj, tca_pin_change_config_mask);
+static MP_DEFINE_CONST_FUN_OBJ_3(tca_pin_change_config_mask_obj, tca_pin_change_config_mask);
 
-STATIC mp_obj_t tca_pin_change_polarity_mask(mp_obj_t chip_obj, mp_obj_t mask_obj, mp_obj_t state_obj) {
+static mp_obj_t tca_pin_change_polarity_mask(mp_obj_t chip_obj, mp_obj_t mask_obj, mp_obj_t state_obj) {
     int chip = mp_obj_get_int(chip_obj);
     int mask = mp_obj_get_int(mask_obj);
     int state = mp_obj_get_int(state_obj);
@@ -92,79 +93,79 @@ STATIC mp_obj_t tca_pin_change_polarity_mask(mp_obj_t chip_obj, mp_obj_t mask_ob
 
     return mp_const_none;
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_3(tca_pin_change_polarity_mask_obj, tca_pin_change_polarity_mask);
+static MP_DEFINE_CONST_FUN_OBJ_3(tca_pin_change_polarity_mask_obj, tca_pin_change_polarity_mask);
 
 #if TCA9555_READ_INTERNALS
-STATIC mp_obj_t tca_port_read_input_state(mp_obj_t chip_obj) {
+static mp_obj_t tca_port_read_input_state(mp_obj_t chip_obj) {
     int chip = mp_obj_get_int(chip_obj);
     if (chip < 0 || chip >= TCA9555_CHIP_COUNT) {
         mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("chip can only be 0 to %d"), TCA9555_CHIP_COUNT - 1);
     }
 
     return mp_obj_new_int(tca_get_input_port(chip));
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_port_read_input_state_obj, tca_port_read_input_state);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_port_read_input_state_obj, tca_port_read_input_state);
 
-STATIC mp_obj_t tca_port_read_output_state(mp_obj_t chip_obj) {
+static mp_obj_t tca_port_read_output_state(mp_obj_t chip_obj) {
     int chip = mp_obj_get_int(chip_obj);
     if (chip < 0 || chip >= TCA9555_CHIP_COUNT) {
         mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("chip can only be 0 to %d"), TCA9555_CHIP_COUNT - 1);
     }
 
     return mp_obj_new_int(tca_get_output_port(chip));
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_port_read_output_state_obj, tca_port_read_output_state);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_port_read_output_state_obj, tca_port_read_output_state);
 
-STATIC mp_obj_t tca_port_read_config_state(mp_obj_t chip_obj) {
+static mp_obj_t tca_port_read_config_state(mp_obj_t chip_obj) {
     int chip = mp_obj_get_int(chip_obj);
     if (chip < 0 || chip >= TCA9555_CHIP_COUNT) {
         mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("chip can only be 0 to %d"), TCA9555_CHIP_COUNT - 1);
     }
 
     return mp_obj_new_int(tca_get_config_port(chip));
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_port_read_config_state_obj, tca_port_read_config_state);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_port_read_config_state_obj, tca_port_read_config_state);
 
-STATIC mp_obj_t tca_port_read_polarity_state(mp_obj_t chip_obj) {
+static mp_obj_t tca_port_read_polarity_state(mp_obj_t chip_obj) {
     int chip = mp_obj_get_int(chip_obj);
     if (chip < 0 || chip >= TCA9555_CHIP_COUNT) {
         mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("chip can only be 0 to %d"), TCA9555_CHIP_COUNT - 1);
     }
 
     return mp_obj_new_int(tca_get_polarity_port(chip));
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_port_read_polarity_state_obj, tca_port_read_polarity_state);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_port_read_polarity_state_obj, tca_port_read_polarity_state);
 
 #if TCA9555_LOCAL_MEMORY
-STATIC mp_obj_t tca_port_stored_output_state(mp_obj_t chip_obj) {
+static mp_obj_t tca_port_stored_output_state(mp_obj_t chip_obj) {
     int chip = mp_obj_get_int(chip_obj);
     if (chip < 0 || chip >= TCA9555_CHIP_COUNT) {
         mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("chip can only be 0 to %d"), TCA9555_CHIP_COUNT - 1);
     }
 
     return mp_obj_new_int((tca9555_output_state[HIGH_BYTE(chip)] << 8) | tca9555_output_state[LOW_BYTE(chip)]);
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_port_stored_output_state_obj, tca_port_stored_output_state);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_port_stored_output_state_obj, tca_port_stored_output_state);
 
-STATIC mp_obj_t tca_port_stored_config_state(mp_obj_t chip_obj) {
+static mp_obj_t tca_port_stored_config_state(mp_obj_t chip_obj) {
     int chip = mp_obj_get_int(chip_obj);
     if (chip < 0 || chip >= TCA9555_CHIP_COUNT) {
         mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("chip can only be 0 to %d"), TCA9555_CHIP_COUNT - 1);
     }
 
     return mp_obj_new_int((tca9555_config_state[HIGH_BYTE(chip)] << 8) | tca9555_config_state[LOW_BYTE(chip)]);
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_port_stored_config_state_obj, tca_port_stored_config_state);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_port_stored_config_state_obj, tca_port_stored_config_state);
 
-STATIC mp_obj_t tca_port_stored_polarity_state(mp_obj_t chip_obj) {
+static mp_obj_t tca_port_stored_polarity_state(mp_obj_t chip_obj) {
     int chip = mp_obj_get_int(chip_obj);
     if (chip < 0 || chip >= TCA9555_CHIP_COUNT) {
         mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("chip can only be 0 to %d"), TCA9555_CHIP_COUNT - 1);
     }
 
     return mp_obj_new_int((tca9555_polarity_state[HIGH_BYTE(chip)] << 8) | tca9555_polarity_state[LOW_BYTE(chip)]);
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_port_stored_polarity_state_obj, tca_port_stored_polarity_state);
+static MP_DEFINE_CONST_FUN_OBJ_1(tca_port_stored_polarity_state_obj, tca_port_stored_polarity_state);
 #endif
 #endif
 
@@ -173,7 +174,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(tca_port_stored_polarity_state_obj, tca_port_st
 // and the MicroPython object reference.
 // All identifiers and strings are written as MP_QSTR_xxx and will be
 // optimized to word-sized integers by the build system (interned strings).
-STATIC const mp_rom_map_elem_t tca_module_globals_table[] = {
+static const mp_rom_map_elem_t tca_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_tca) },
     { MP_ROM_QSTR(MP_QSTR_get_number), &tca_pin_get_number_obj },
     { MP_ROM_QSTR(MP_QSTR_get_chip), &tca_pin_get_chip_obj },
@@ -192,7 +193,7 @@ STATIC const mp_rom_map_elem_t tca_module_globals_table[] = {
     #endif
     #endif
 };
-STATIC MP_DEFINE_CONST_DICT(tca_module_globals, tca_module_globals_table);
+static MP_DEFINE_CONST_DICT(tca_module_globals, tca_module_globals_table);
 
 // Define module object.
 const mp_obj_module_t tca_cmodule = {

firmware/yukon_expander.patch

@@ -0,0 +1,30 @@
+diff --git a/ports/rp2/CMakeLists.txt b/ports/rp2/CMakeLists.txt
+index 19c7178fc..4f98e904b 100644
+--- a/ports/rp2/CMakeLists.txt
++++ b/ports/rp2/CMakeLists.txt
+@@ -335,6 +335,25 @@ target_include_directories(${MICROPY_TARGET} PRIVATE
+     ${MICROPY_DIR}/shared/tinyusb/
+ )
+
++if (MICROPY_TCA9555_DIR)
++    target_compile_definitions(${MICROPY_TARGET} PRIVATE
++        MICROPY_PY_TCA9555=1
++        MICROPY_HW_PIN_EXT_COUNT=32
++    )
++
++    list(APPEND MICROPY_SOURCE_PORT
++        ${MICROPY_TCA9555_DIR}/machine_pin_tca9555.c
++    )
++
++    list(APPEND MICROPY_SOURCE_DRIVERS
++        ${MICROPY_TCA9555_DIR}/tca9555.c
++    )
++
++    target_include_directories(${MICROPY_TARGET} PRIVATE
++        ${MICROPY_TCA9555_DIR}
++    )
++endif()
++
+ if (MICROPY_PY_NETWORK_CYW43)
+     string(CONCAT GIT_SUBMODULES "${GIT_SUBMODULES} " lib/cyw43-driver)
+     if((NOT (${ECHO_SUBMODULES})) AND NOT EXISTS ${MICROPY_DIR}/lib/cyw43-driver/src/cyw43.h)