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circuitpython/ports/mimxrt10xx/Makefile
RetiredWizard f66e865510 Use low power RTC on mimxrt10xx (Teensy41) boards 
There are apparently two RTC interfaces in the mimxrt10xx dev
kit. The low power interface access the battery backed up hardware.

I've tested this on the Teensy41 and it seems to
fix issue #4574
2023-01-17 23:30:36 -05:00

205 lines
7.1 KiB
Makefile
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# This file is part of the MicroPython project, http://micropython.org/
#
# The MIT License (MIT)
#
# SPDX-FileCopyrightText: Copyright (c) 2019 Dan Halbert for Adafruit Industries
# SPDX-FileCopyrightText: Copyright (c) 2019 Artur Pacholec
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
include ../../py/circuitpy_mkenv.mk
CROSS_COMPILE = arm-none-eabi-
INC += \
-I. \
-I../.. \
-I../lib/mp-readline \
-I../shared/timeutils \
-I../../lib/tinyusb/src \
-I../../supervisor/shared/usb \
-I$(BUILD) \
-Iboards/ \
-Iboards/$(BOARD) \
-Iperipherals/ \
-Iperipherals/mimxrt10xx/ \
-Isdk/CMSIS/Include \
-Isdk/devices/$(CHIP_FAMILY) \
-Isdk/devices/$(CHIP_FAMILY)/drivers \
-Isdk/devices/$(CHIP_FAMILY)/xip \
# NDEBUG disables assert() statements. This reduces code size pretty dramatically, per tannewt.
CFLAGS += -ftree-vrp -DNDEBUG
# TinyUSB defines
CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_MIMXRT10XX -DCFG_TUD_MIDI_RX_BUFSIZE=512 -DCFG_TUD_CDC_RX_BUFSIZE=512 -DCFG_TUD_MIDI_TX_BUFSIZE=512 -DCFG_TUD_CDC_TX_BUFSIZE=512 -DCFG_TUD_MSC_BUFSIZE=1024
#Debugging/Optimization
# Never set -fno-inline because we use inline to move small functions into routines that must be
# in RAM. If inlining is disallowed, then we may end up calling a function in flash when we cannot.
ifeq ($(DEBUG), 1)
# You may want to enable these flags to make setting breakpoints easier.
CFLAGS += -fno-ipa-sra
endif
CFLAGS += $(INC) -ggdb -Wall -Werror -std=gnu11 -nostdlib -fshort-enums $(BASE_CFLAGS) $(CFLAGS_MOD) $(COPT) -Werror=missing-prototypes
# TODO: add these when -Werror is applied
# Disable some warnings, as do most ports. NXP SDK causes undef, tinyusb causes cast-align
# CFLAGS += -Wno-undef -Wno-cast-align
CFLAGS += \
-mthumb \
-mapcs \
-mcpu=cortex-m7 \
-mfloat-abi=hard \
-mfpu=fpv5-sp-d16 \
-DCPU_$(CHIP_VARIANT) \
-DIMXRT10XX \
-g3 -Wno-unused-parameter \
-ffunction-sections -fdata-sections -fstack-usage
OPTIMIZATION_FLAGS ?= -O2 -fno-inline-functions
# option to override compiler optimization level, set in boards/$(BOARD)/mpconfigboard.mk
CFLAGS += $(OPTIMIZATION_FLAGS)
LD_FILES = $(wildcard boards/$(BOARD)/*.ld) $(addprefix linking/, flash/$(FLASH).ld chip_family/$(CHIP_FAMILY).ld common.ld)
LD_SCRIPT_FLAG := -Wl,-T,
LDFLAGS = $(CFLAGS) -nostartfiles -Wl,-nostdlib $(addprefix $(LD_SCRIPT_FLAG), $(LD_FILES)) -Wl,-Map=$@.map -Wl,-cref -Wl,-gc-sections -specs=nano.specs
LIBS := -lgcc -lc -lnosys -lm
# Use toolchain libm if we're not using our own.
ifndef INTERNAL_LIBM
LIBS += -lm
endif
LDFLAGS += -mcpu=cortex-m7 -mfloat-abi=hard -mfpu=fpv5-sp-d16 -mthumb -mapcs
BOOTLOADER_SIZE := 0x6000C000
SRC_SDK := \
drivers/fsl_adc.c \
drivers/fsl_cache.c \
drivers/fsl_clock.c \
drivers/fsl_common.c \
drivers/fsl_flexspi.c \
drivers/fsl_gpio.c \
drivers/fsl_lpi2c.c \
drivers/fsl_lpspi.c \
drivers/fsl_lpuart.c \
drivers/fsl_ocotp.c \
drivers/fsl_pwm.c \
drivers/fsl_snvs_hp.c \
drivers/fsl_snvs_lp.c \
drivers/fsl_tempmon.c \
drivers/fsl_trng.c \
system_$(CHIP_FAMILY).c \
SRC_SDK := $(addprefix sdk/devices/$(CHIP_FAMILY)/, $(SRC_SDK))
$(addprefix $(BUILD)/, $(SRC_SDK:.c=.o)): CFLAGS += -Wno-undef -Wno-missing-prototypes -Wno-cast-align
SRC_C += \
background.c \
boards/$(BOARD)/board.c \
boards/$(BOARD)/flash_config.c \
boards/$(BOARD)/pins.c \
lib/tinyusb/src/portable/chipidea/ci_hs/dcd_ci_hs.c \
mphalport.c \
peripherals/mimxrt10xx/$(CHIP_FAMILY)/clocks.c \
peripherals/mimxrt10xx/$(CHIP_FAMILY)/periph.c \
peripherals/mimxrt10xx/$(CHIP_FAMILY)/pins.c \
reset.c \
supervisor/flexspi_nor_flash_ops.c
ifeq ($(CIRCUITPY_USB_HOST), 1)
SRC_C += \
lib/tinyusb/src/portable/chipidea/ci_hs/hcd_ci_hs.c \
lib/tinyusb/src/portable/ehci/ehci.c \
endif
# TODO
#ifeq ($(CIRCUITPY_AUDIOBUSIO),1)
#SRC_C += peripherals/samd/i2s.c peripherals/samd/$(CHIP_FAMILY)/i2s.c
#endif
#
SRC_COMMON_HAL_EXPANDED = $(addprefix shared-bindings/, $(SRC_COMMON_HAL)) \
$(addprefix shared-bindings/, $(SRC_BINDINGS_ENUMS)) \
$(addprefix common-hal/, $(SRC_COMMON_HAL))
SRC_SHARED_MODULE_EXPANDED = $(addprefix shared-bindings/, $(SRC_SHARED_MODULE)) \
$(addprefix shared-module/, $(SRC_SHARED_MODULE)) \
$(addprefix shared-module/, $(SRC_SHARED_MODULE_INTERNAL))
SRC_S = \
sdk/devices/$(CHIP_FAMILY)/gcc/startup_$(CHIP_FAMILY).S \
supervisor/cpu.S
OBJ = $(PY_O) $(SUPERVISOR_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_SDK:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_COMMON_HAL_EXPANDED:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_SHARED_MODULE_EXPANDED:.c=.o))
ifeq ($(INTERNAL_LIBM),1)
OBJ += $(addprefix $(BUILD)/, $(SRC_LIBM:.c=.o))
endif
OBJ += $(addprefix $(BUILD)/, $(SRC_CIRCUITPY_COMMON:.c=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_S:.S=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_MOD:.c=.o))
SRC_QSTR += $(SRC_C) $(SRC_SUPERVISOR) $(SRC_COMMON_HAL_EXPANDED) $(SRC_SHARED_MODULE_EXPANDED)
all: $(BUILD)/firmware.bin $(BUILD)/firmware.uf2 $(BUILD)/firmware.hex
$(BUILD)/firmware.elf: $(OBJ) $(LD_FILES)
$(STEPECHO) "LINK $@"
$(Q)$(CC) -o $@ $(LDFLAGS) $(filter-out %.ld, $^) -Wl,--start-group $(LIBS) -Wl,--end-group
$(BUILD)/firmware.bin: $(BUILD)/firmware.elf
$(STEPECHO) "Create $@"
$(Q)$(OBJCOPY) -O binary -j .flash_config -j .ivt -j .text -j .ARM.exidx -j .data -j .itcm -j .dtcm_data $^ $@
$(BUILD)/firmware.uf2: $(BUILD)/firmware.elf
$(STEPECHO) "Create $@"
$(Q)$(OBJCOPY) -O binary -j .text -j .ARM.exidx -j .data -j .itcm -j .dtcm_data $^ $@-binpart
$(Q)$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -b $(BOOTLOADER_SIZE) -f MIMXRT10XX -c -o $@ $@-binpart
$(Q)rm $@-binpart
$(BUILD)/firmware.hex: $(BUILD)/firmware.elf
$(Q)$(OBJCOPY) -O ihex -j .flash_config -j .ivt -j .text -j .ARM.exidx -j .data -j .itcm -j .dtcm_data $< $@
include $(TOP)/py/mkrules.mk
# Print out the value of a make variable.
# https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile
print-%:
@echo $* = $($*)
ifeq ($(CHIP_FAMILY), MIMXRT1062)
PYOCD_TARGET = mimxrt1060
endif
# Flash using pyocd
PYOCD_OPTION ?=
flash: $(BUILD)/firmware.hex
pyocd flash -t $(PYOCD_TARGET) $(PYOCD_OPTION) $<
pyocd reset -t $(PYOCD_TARGET)
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