stm32/Makefile: Rebuild all qstrs when any board configuration changes.
@@ -14,6 +14,7 @@ include boards/$(BOARD)/mpconfigboard.mk
# qstr definitions (must come before including py.mk)
QSTR_DEFS = qstrdefsport.h $(BUILD)/pins_qstr.h $(BUILD)/modstm_qstr.h
+QSTR_GLOBAL_DEPENDENCIES = mpconfigboard_common.h boards/$(BOARD)/mpconfigboard.h
# directory containing scripts to be frozen as bytecode
FROZEN_MPY_DIR ?= modules
