nrf5/main: Move initializaton of modmusic to the module itself. Upon init of the module, the hardware, pwm and ticker will be started. Could be moved back to main if pwm or ticker should be shared among more modules and have to be initialized more global.

nrf5/main.c

@@ -123,14 +123,6 @@ int main(int argc, char **argv) {
     timer_init0();
 #endif
 
-#if MICROPY_PY_MUSIC
-    microbit_music_init0();
-#endif
-    /*
-    extint_init0();
-    timer_init0();
-    */
-
     uart_init0();
 
 #if (MICROPY_PY_BLE_NUS == 0)

nrf5/modules/music/modmusic.c

@@ -451,6 +451,8 @@ MP_DEFINE_CONST_FUN_OBJ_KW(microbit_music_set_tempo_obj, 0, microbit_music_set_t
 
 
 static mp_obj_t music_init(void) {
+    microbit_music_init0();
+
     music_data = m_new_obj(music_data_t);
     music_data->bpm = DEFAULT_BPM;
     music_data->ticks = DEFAULT_TICKS;