micropython: Update to 1.24.1, with cherrypicked patches for pico-sdk 2.1.1

software/boards/RPI_PICO_W/mpconfigboard.cmake

@@ -17,3 +17,4 @@ set(GEN_PINS_BOARD_CSV "${CMAKE_CURRENT_LIST_DIR}/pins.csv")
 set(GEN_PINS_CSV_ARG --board-csv "${GEN_PINS_BOARD_CSV}")
 
 add_link_options("-Wl,--print-memory-usage")
+set(PICO_USE_FASTEST_SUPPORTED_CLOCK 1)

software/boards/RPI_PICO_W/mpconfigboard.h

@@ -20,6 +20,8 @@
 
 #define MICROPY_HW_PIN_EXT_COUNT    CYW43_WL_GPIO_COUNT
 
-#define MICROPY_HW_PIN_RESERVED(i) ((i) == CYW43_PIN_WL_HOST_WAKE || (i) == CYW43_PIN_WL_REG_ON)
+// If this returns true for a pin then its irq will not be disabled on a soft reboot
+int mp_hal_is_pin_reserved(int n);
+#define MICROPY_HW_PIN_RESERVED(i) mp_hal_is_pin_reserved(i)
 
 #define MICROPY_PY_THREAD                       (0)

software/src/audiocore/module.c

@@ -9,6 +9,7 @@
 
 // This module is RP2 specific
 #include "mphalport.h"
+#include <pico/platform/sections.h>
 
 #include <string.h>
 
@@ -74,6 +75,7 @@ static mp_obj_t audiocore_Context_put(mp_obj_t self_in, mp_obj_t buffer)
 }
 static MP_DEFINE_CONST_FUN_OBJ_2(audiocore_Context_put_obj, audiocore_Context_put);
 
+static uint32_t __scratch_y("core1_stack") core1_stack[1024];
 static const mp_rom_map_elem_t audiocore_Context_locals_dict_table[] = {
     {MP_ROM_QSTR(MP_QSTR___del__), MP_ROM_PTR(&audiocore_Context_deinit_obj)},
     {MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&audiocore_Context_deinit_obj)},
@@ -123,7 +125,7 @@ static mp_obj_t audiocore_init(mp_obj_t pin_obj, mp_obj_t sideset_obj, mp_obj_t
     shared_context.sideset_base = sideset_pin;
     shared_context.samplerate = samplerate;
     initialized = true;
-    multicore_launch_core1(&core1_main);
+    multicore_launch_core1_with_stack(&core1_main, core1_stack, sizeof(core1_stack));
     uint32_t result = multicore_fifo_pop_blocking();
     if (result != 0) {
         multicore_reset_core1();

software/update-submodules.sh

@@ -5,4 +5,3 @@ set -eu
 git submodule update --init lib
 git -C lib/micropython submodule update --init lib/pico-sdk lib/mbedtls lib/micropython-lib lib/tinyusb lib/btstack lib/cyw43-driver lib/lwip
 git -C lib/micropython/lib/pico-sdk submodule update --init lib
-git -C lib/micropython/lib/pico-sdk/lib/tinyusb submodule update --init hw/mcu/raspberry_pi/Pico-PIO-USB/