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Add busio support for ADI MAX32xxx port#10413

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5052177
Setup files for busio
Brandon-HurstDec 26, 2024
0220236
Add default build for analog ports for apard32690 board.
Brandon-HurstJan 14, 2025
3ce7bdd
Add preliminary busio.UART support
Brandon-HurstJan 14, 2025
3608b8c
Add tools files for debugging
Brandon-HurstJan 14, 2025
8848d43
Fixed most UART write issues.
Brandon-HurstJan 24, 2025
872e81c
Fix issues with UART reads and unreliable UART writes.
Brandon-HurstJan 25, 2025
d47b882
Add pre-commit changes to UART
Brandon-HurstJan 27, 2025
68d8daa
Resolve UART ISR naming issues
Brandon-HurstFeb 1, 2025
edf069d
Add BUSIO.I2C and MAX32690 I2C structure
Brandon-HurstMar 7, 2025
6967949
Add hardware mapping for BUSIO.SPI for MAX32690
Brandon-HurstMar 7, 2025
a81ea5e
Add complete BUSIO driver structure for SPI & I2C.
Brandon-HurstMar 7, 2025
ddd4cf6
Add call to MXC_DelayHandler in SysTick ISR
Brandon-HurstMar 7, 2025
32c6b3e
Corrected I2C & SPI. Tested with example scripts; works with real per…
Brandon-HurstMar 7, 2025
88099be
Add extra I2C options for MAX32690 non-TQFN packages
Brandon-HurstMar 18, 2025
5cf0305
Clean up MAX32 BUSIO drivers
Brandon-HurstMay 2, 2025
deda980
Cleanup copy-paste comments in MAX32 busio files
Brandon-HurstMay 2, 2025
0f9ea29
Correct ringbuffer code for ports/analog BUSIO
Brandon-HurstMay 5, 2025
a305ece
Update jlink script for ports/analog
Brandon-HurstMay 5, 2025
cbbf34d
Refactor ports/analog/common-hal/busio i2c probe function.
Brandon-HurstMay 6, 2025
c3ea182
Expand command in ports/analog/tools/flash_max32.jlink for clarity.
Brandon-HurstMay 6, 2025
db95dd0
Fix i2c scan bug with ports/analog/ BUSIO.
Brandon-HurstMay 6, 2025
9b8e08f
Add translations for ports/analog/busio
Brandon-HurstMay 6, 2025
363e310
Merge branch 'main' into ports/analog/add-busio
dhalbertJun 12, 2025
bb0529b
Fix error reporting on ports/analog BUSIO for PR 10413
Brandon-HurstJul 5, 2025
e681c44
Minor changes in ports/analog/ busio UART.
Brandon-HurstJul 5, 2025
81c0b7d
Fix UART malloc for ports/analog BUSIO
Brandon-HurstJul 5, 2025
3524b1d
Commit locale changes from ports/analog BUSIO updates
Brandon-HurstJul 5, 2025
fed3081
Merge branch 'main' into ports/analog/add-busio
Brandon-HurstJul 6, 2025
bd6f5dd
Reuse more existing error messages in ports/analog BUSIO
Brandon-HurstJul 11, 2025
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3 changes: 3 additions & 0 deletionsMakefile
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -298,6 +298,9 @@ update-frozen-libraries:

one-of-each: samd21 litex mimxrt10xx nordic stm

analog:
$(MAKE) -C ports/analog/ BOARD=apard32690

samd21:
$(MAKE) -C ports/atmel-samd BOARD=trinket_m0

Expand Down
58 changes: 57 additions & 1 deletionlocale/circuitpython.pot
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -130,6 +130,7 @@ msgstr ""
msgid "%q indices must be integers, not %s"
msgstr ""

#: ports/analog/common-hal/busio/SPI.c ports/analog/common-hal/busio/UART.c
#: shared-module/bitbangio/SPI.c
msgid "%q init failed"
msgstr ""
Expand DownExpand Up@@ -162,6 +163,10 @@ msgstr ""
msgid "%q must be %d"
msgstr ""

#: py/runtime.c
msgid "%q moved from %q to %q"
msgstr ""

#: py/argcheck.c shared-bindings/busdisplay/BusDisplay.c
#: shared-bindings/displayio/Bitmap.c
#: shared-bindings/framebufferio/FramebufferDisplay.c
Expand DownExpand Up@@ -498,7 +503,8 @@ msgstr ""
msgid "All SPI peripherals are in use"
msgstr ""

#: ports/espressif/common-hal/busio/UART.c ports/nordic/common-hal/busio/UART.c
#: ports/analog/common-hal/busio/UART.c ports/espressif/common-hal/busio/UART.c
#: ports/nordic/common-hal/busio/UART.c
msgid "All UART peripherals are in use"
msgstr ""

Expand DownExpand Up@@ -649,6 +655,7 @@ msgstr ""
msgid "Boot device must be first (interface #0)."
msgstr ""

#: ports/analog/common-hal/busio/UART.c
#: ports/mimxrt10xx/common-hal/busio/UART.c
msgid "Both RX and TX required for flow control"
msgstr ""
Expand DownExpand Up@@ -939,6 +946,14 @@ msgstr ""
msgid "ECB only operates on 16 bytes at a time"
msgstr ""

#: ports/analog/common-hal/busio/UART.c
msgid "ERR: Could not init ringbuffer\n"
msgstr ""

#: ports/analog/common-hal/busio/I2C.c
msgid "ERROR during I2C Transaction\n"
msgstr ""

#: ports/espressif/common-hal/busio/SPI.c
#: ports/espressif/common-hal/canio/CAN.c
msgid "ESP-IDF memory allocation failed"
Expand DownExpand Up@@ -1045,6 +1060,18 @@ msgstr ""
msgid "Failed to release mutex, err 0x%04x"
msgstr ""

#: ports/analog/common-hal/busio/SPI.c
msgid "Failed to set SPI Clock Mode\n"
msgstr ""

#: ports/analog/common-hal/busio/SPI.c
msgid "Failed to set SPI Frame Size\n"
msgstr ""

#: ports/analog/common-hal/busio/SPI.c
msgid "Failed to set SPI Frequency\n"
msgstr ""

#: ports/zephyr-cp/common-hal/wifi/Radio.c
msgid "Failed to set hostname"
msgstr ""
Expand DownExpand Up@@ -1247,6 +1274,10 @@ msgstr ""
msgid "Interrupted by output function"
msgstr ""

#: ports/analog/common-hal/busio/UART.c
#: ports/analog/peripherals/max32690/max32_i2c.c
#: ports/analog/peripherals/max32690/max32_spi.c
#: ports/analog/peripherals/max32690/max32_uart.c
#: ports/espressif/common-hal/_bleio/Service.c
#: ports/espressif/common-hal/espulp/ULP.c
#: ports/espressif/common-hal/microcontroller/Processor.c
Expand DownExpand Up@@ -1894,6 +1925,7 @@ msgstr ""
msgid "ROS topic failed to initialize"
msgstr ""

#: ports/analog/common-hal/busio/UART.c
#: ports/atmel-samd/common-hal/busio/UART.c ports/cxd56/common-hal/busio/UART.c
#: ports/nordic/common-hal/busio/UART.c ports/stm/common-hal/busio/UART.c
msgid "RS485"
Expand DownExpand Up@@ -1986,6 +2018,10 @@ msgstr ""
msgid "SPI init error"
msgstr ""

#: ports/analog/common-hal/busio/SPI.c
msgid "SPI needs MOSI, MISO, and SCK"
msgstr ""

#: ports/raspberrypi/common-hal/busio/SPI.c
msgid "SPI peripheral in use"
msgstr ""
Expand DownExpand Up@@ -2117,6 +2153,10 @@ msgstr ""
msgid "Timeout is too long: Maximum timeout length is %d seconds"
msgstr ""

#: ports/analog/common-hal/busio/UART.c
msgid "Timeout must be < 100 seconds"
msgstr ""

#: ports/atmel-samd/common-hal/audiobusio/I2SOut.c
msgid "Too many channels in sample"
msgstr ""
Expand DownExpand Up@@ -2160,6 +2200,10 @@ msgstr ""
msgid "UART init"
msgstr ""

#: ports/analog/common-hal/busio/UART.c
msgid "UART needs TX & RX"
msgstr ""

#: ports/raspberrypi/common-hal/busio/UART.c
msgid "UART peripheral in use"
msgstr ""
Expand All@@ -2168,6 +2212,14 @@ msgstr ""
msgid "UART re-init"
msgstr ""

#: ports/analog/common-hal/busio/UART.c
msgid "UART read error"
msgstr ""

#: ports/analog/common-hal/busio/UART.c
msgid "UART transaction timeout"
msgstr ""

#: ports/stm/common-hal/busio/UART.c
msgid "UART write"
msgstr ""
Expand DownExpand Up@@ -2204,6 +2256,10 @@ msgstr ""
msgid "UUID value is not str, int or byte buffer"
msgstr ""

#: ports/analog/common-hal/busio/UART.c
msgid "Uart transaction timed out."
msgstr ""

#: ports/raspberrypi/common-hal/memorymap/AddressRange.c
msgid "Unable to access unaligned IO register"
msgstr ""
Expand Down
31 changes: 24 additions & 7 deletionsports/analog/Makefile
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Original file line numberDiff line numberDiff line change
Expand Up@@ -5,12 +5,13 @@
#
# SPDX-License-Identifier: MIT

BOARD ?= apard32690
CROSS_COMPILE = arm-none-eabi-

# Includes mpconfigboard.mk & mpconfigport.mk,
# along with numerous other shared environment makefiles.
include ../../py/circuitpy_mkenv.mk

CROSS_COMPILE = arm-none-eabi-

# MCU_SERIES e.g. "max32"
# MCU_VARIANT e.g. "max32690"
# defined in mpconfigboard.mk
Expand All@@ -19,6 +20,7 @@ MCU_SERIES_UPPER := $(shell echo $(MCU_SERIES) | tr '[:lower:]' '[:upper:]')
MCU_VARIANT_LOWER := $(shell echo $(MCU_VARIANT) | tr '[:upper:]' '[:lower:]')
MCU_VARIANT_UPPER := $(shell echo $(MCU_VARIANT) | tr '[:lower:]' '[:upper:]')


# *******************************************************************************
#### MSDK INCLUDES ####
# Necessary for msdk makefiles
Expand DownExpand Up@@ -58,6 +60,7 @@ DIE_TYPE=me18
endif

PERIPH_SRC = $(ADI_PERIPH)/Source
PERIPH_INC = $(ADI_PERIPH)/Include/$(MCU_VARIANT_UPPER)

INC += -I.
INC += -I../..
Expand All@@ -74,7 +77,7 @@ INC += \
-I$(TOP)/lib/cmsis/inc \
-I$(CMSIS_ROOT)/Include \
-I$(CMSIS_ROOT)/Device/Maxim/$(MCU_VARIANT_UPPER)/Include \
-I$(ADI_PERIPH)/Include/$(MCU_VARIANT_UPPER) \
-I$(PERIPH_INC) \
-I$(PERIPH_SRC)/SYS \
-I$(PERIPH_SRC)/CTB \
-I$(PERIPH_SRC)/DMA \
Expand All@@ -83,7 +86,9 @@ INC += \
-I$(PERIPH_SRC)/ICC \
-I$(PERIPH_SRC)/TMR \
-I$(PERIPH_SRC)/RTC \
-I$(PERIPH_SRC)/UART
-I$(PERIPH_SRC)/UART \
-I$(PERIPH_SRC)/I2C \
-I$(PERIPH_SRC)/SPI

INC += -I$(CMSIS_ROOT)/Device/Maxim/$(MCU_VARIANT_UPPER)/Source/GCC

Expand DownExpand Up@@ -116,13 +121,20 @@ SRC_MAX32 += \
$(PERIPH_SRC)/TMR/tmr_$(DIE_TYPE).c \
$(PERIPH_SRC)/UART/uart_common.c \
$(PERIPH_SRC)/UART/uart_$(DIE_TYPE).c \
$(PERIPH_SRC)/UART/uart_revb.c
$(PERIPH_SRC)/UART/uart_revb.c \
$(PERIPH_SRC)/I2C/i2c_$(DIE_TYPE).c \
$(PERIPH_SRC)/I2C/i2c_reva.c \
$(PERIPH_SRC)/SPI/spi_$(DIE_TYPE).c \
$(PERIPH_SRC)/SPI/spi_reva1.c

SRC_C += $(SRC_MAX32) \
boards/$(BOARD)/board.c \
boards/$(BOARD)/pins.c \
peripherals/$(MCU_VARIANT_LOWER)/pins.c \
peripherals/$(MCU_VARIANT_LOWER)/gpios.c
peripherals/$(MCU_VARIANT_LOWER)/gpios.c \
peripherals/$(MCU_VARIANT_LOWER)/max32_uart.c \
peripherals/$(MCU_VARIANT_LOWER)/max32_i2c.c \
peripherals/$(MCU_VARIANT_LOWER)/max32_spi.c

# *******************************************************************************
### Compiler & Linker Flags ###
Expand DownExpand Up@@ -263,11 +275,16 @@ flash-msdk:
-f interface/cmsis-dap.cfg -f target/$(MCU_VARIANT_LOWER).cfg \
-c "program $(BUILD)/firmware.elf verify; init; reset; exit"

flash-openocd-jlink:
$(OPENOCD) -s $(OPENOCD_SCRIPTS) \
-f interface/jlink.cfg -f target/$(MCU_VARIANT_LOWER).cfg \
-c "program $(BUILD)/firmware.elf verify; init; reset; exit"

# flash target using JLink
JLINK_DEVICE = $(MCU_VARIANT_LOWER)

JLINKEXE ?= JLink.exe
JLINKEXE += -if SWD -device ${JLINK_DEVICE} -speed10000
JLINKEXE += -if SWD -device ${JLINK_DEVICE} -speed4000
COMMAND_FILE := tools/flash_max32.jlink

flash-jlink: $(BUILD)/firmware.bin
Expand Down
10 changes: 2 additions & 8 deletionsports/analog/background.c
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Original file line numberDiff line numberDiff line change
Expand Up@@ -19,19 +19,13 @@ extern const mxc_gpio_cfg_t led_pin[];
extern const int num_leds;

/** NOTE: ALL "ticks" refer to a 1/1024 s period */
static intstatus_led_ticks = 0;
static intstatus_ticks = 0;

// This function is where port-specific background
// tasks should be performed
// Execute port specific actions during background tick. Only if ticks are enabled.
void port_background_tick(void) {
status_led_ticks++;

// Set an LED approx. 1/s
if (status_led_ticks > 1024) {
MXC_GPIO_OutToggle(led_pin[2].port, led_pin[2].mask);
status_led_ticks = 0;
}
status_ticks++;
}

// Execute port specific actions during background tasks. This is before the
Expand Down
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