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-rw-r--r--ports/atmel-samd/Makefile6
-rw-r--r--py/py.mk2
2 files changed, 4 insertions, 4 deletions
diff --git a/ports/atmel-samd/Makefile b/ports/atmel-samd/Makefile
index dc7b4e4c8..c214d56f0 100644
--- a/ports/atmel-samd/Makefile
+++ b/ports/atmel-samd/Makefile
@@ -94,21 +94,21 @@ endif
ifeq ($(CHIP_FAMILY), samd51)
PERIPHERALS_CHIP_FAMILY=sam_d5x_e5x
-OPTIMIZATION_FLAGS ?= -O2
+OPTIMIZATION_FLAGS ?= -Os
# TinyUSB defines
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_SAMD51 -DCFG_TUD_MIDI_RX_BUFSIZE=128 -DCFG_TUD_CDC_RX_BUFSIZE=256 -DCFG_TUD_MIDI_TX_BUFSIZE=128 -DCFG_TUD_CDC_TX_BUFSIZE=256 -DCFG_TUD_MSC_BUFSIZE=1024
endif
ifeq ($(CHIP_FAMILY), same51)
PERIPHERALS_CHIP_FAMILY=sam_d5x_e5x
-OPTIMIZATION_FLAGS ?= -O2
+OPTIMIZATION_FLAGS ?= -Os
# TinyUSB defines
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_SAME5X -DCFG_TUD_MIDI_RX_BUFSIZE=128 -DCFG_TUD_CDC_RX_BUFSIZE=256 -DCFG_TUD_MIDI_TX_BUFSIZE=128 -DCFG_TUD_CDC_TX_BUFSIZE=256 -DCFG_TUD_MSC_BUFSIZE=1024
endif
ifeq ($(CHIP_FAMILY), same54)
PERIPHERALS_CHIP_FAMILY=sam_d5x_e5x
-OPTIMIZATION_FLAGS ?= -O2
+OPTIMIZATION_FLAGS ?= -Os
# TinyUSB defines
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_SAME5X -DCFG_TUD_MIDI_RX_BUFSIZE=128 -DCFG_TUD_CDC_RX_BUFSIZE=256 -DCFG_TUD_MIDI_TX_BUFSIZE=128 -DCFG_TUD_CDC_TX_BUFSIZE=256 -DCFG_TUD_MSC_BUFSIZE=1024
endif
diff --git a/py/py.mk b/py/py.mk
index 1a8f1219a..3f94aa67a 100644
--- a/py/py.mk
+++ b/py/py.mk
@@ -19,7 +19,7 @@ endif
QSTR_GLOBAL_DEPENDENCIES += $(PY_SRC)/mpconfig.h mpconfigport.h
# some code is performance bottleneck and compiled with other optimization options
-_CSUPEROPT = -O3
+CSUPEROPT = -O3
# this sets the config file for FatFs
CFLAGS_MOD += -DFFCONF_H=\"lib/oofatfs/ffconf.h\"