boards: Add MAX32666FTHR board

Add MAX32666FTHR board
For more information about this board please check
https://www.analog.com/

Signed-off-by: Sadik Ozer <sadik.ozer@analog.com>
This commit is contained in:
Sadik Ozer 2023-11-23 15:31:35 +03:00 committed by Carles Cufí
commit e3d457714b
9 changed files with 382 additions and 0 deletions

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# MAX32666FTHR boards configuration
# Copyright (c) 2023-2024 Analog Devices, Inc.
# SPDX-License-Identifier: Apache-2.0
config BOARD_MAX32666FTHR
select SOC_MAX32666_CPU0 if BOARD_MAX32666FTHR_MAX32666_CPU0

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# Copyright (c) 2023-2024 Analog Devices, Inc.
# SPDX-License-Identifier: Apache-2.0
board_runner_args(openocd --cmd-pre-init "source [find interface/cmsis-dap.cfg]")
board_runner_args(openocd --cmd-pre-init "source [find target/max32665.cfg]")
board_runner_args(jlink "--device=MAX32666" "--reset-after-load")
include(${ZEPHYR_BASE}/boards/common/openocd.board.cmake)
include(${ZEPHYR_BASE}/boards/common/jlink.board.cmake)

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# Copyright (c) 2023-2024 Analog Devices, Inc.
# SPDX-License-Identifier: Apache-2.0
board:
name: max32666fthr
vendor: adi
socs:
- name: max32666

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.. _max32666_fthr:
MAX32666FTHR
############
Overview
********
The MAX32666FTHR board is a rapid development platform to help engineers quickly implement battery
optimized Bluetooth® 5 solutions with the MAX32666 Arm® Cortex®-M4 processor with FPU. The board
also includes the MAX1555 1-Cell Li+ battery charger for battery management. The form factor is
a small 0.9in by 2.0in dualrow header footprint that is compatible with breadboards and
off-the-shelf peripheral expansion boards. The board also includes a variety of peripherals,
such as a micro SD card connector, 6-axis accelerometer/gyro, RGB indicator LED, and pushbutton.
This platform provides poweroptimized flexible for quick proof-of-concepts and early software
development to enhance time to market.
The Zephyr port is running on the MAX32666 MCU.
.. image:: img/max32666fthr_img1.jpg
:align: center
:alt: MAX32666FTHR Front
.. image:: img/max32666fthr_img1.jpg
:align: center
:alt: MAX32666FTHR Back
Hardware
********
- MAX32666 MCU:
- High-Efficiency Microcontroller and Audio DSP for Wearable and Hearable Devices
- Arm Cortex-M4 with FPU Up to 96MHz
- Optional Second Arm Cortex-M4 with FPU Optimized for Data Processing
- Low-Power 7.3728MHz System Clock Option
- 1MB Flash, Organized into Dual Banks 2 x 512KB
- 560KB (448KB ECC) SRAM; 3 x 16KB Cache
- Optional Error Correction Code (ECC-SEC-DED)for Cache, SRAM, and Internal Flash
- Bluetooth 5 Low Energy Radio
- 1Mbps and 2Mbps Data Throughput
- Long Range (125kbps and 500kbps)
- Advertising Extension
- Rx Sensitivity: -95dbm; Tx Power Up to +4.5dbm
- On-Chip Matching with Single-Ended Antenna Port
- Power Management Maximizes Operating Time for Battery Applications
- Integrated SIMO SMPS for Coin-Cell Operation
- Dynamic Voltage Scaling Minimizes Active Core Power Consumption
- 27.3μA/MHz at 3.3V Executing from Cache
- Selectable SRAM Retention in Low Power Modes with RTC Enabled
- Multiple Peripherals for System Control
- Three QSPI Master/Slave with Three Chip Selects Each
- Three 4-Wire UARTs
- Three I2C Master/Slave
- Up to 50 GPIO
- QSPI (SPIXF) with Real-Time Flash Decryption
- QSPI (SPIXR) RAM Interface Provides SRAMExpansion
- 8-Input 10-Bit Delta-Sigma ADC 7.8ksps
- USB 2.0 HS Engine with Internal Transceiver
- PDM Interface Supports Two Digital Microphones
- I2S with TDM
- Six 32-Bit Timers
- Two High-Speed Timers
- 1-Wire Master
- Sixteen Pulse Trains (PWM)
- Secure Digital Interface Supports SD3.0/SDIO3.0/eMMC4.51
- Secure Valuable IP/Data with Hardware Security
- Trust Protection Unit (TPU) with MAA SupportsFast ECDSA and Modular Arithmetic
- AES128/192/256, DES, 3DES, Hardware Accelerator
- TRNG Seed Generator
- SHA-2 Accelerator•Secure Bootloader
- External devices connected to the MAX32666FTHR:
- MAX1555 1-Cell Li+ Battery Charger
- Breadboard Compatible Headers
- 10-Pin Cortex Debug Header
- Micro USB Connector
- Micro SD Card Connector
- RGB Indicator LED and One General Purpose Push Button Switch
- 6-Axis Accelerometer/Gyro
- Bluetooth Surface Mount Antenna
Supported Features
==================
Below interfaces are supported by Zephyr on MAX32666FTHR.
+-----------+------------+-------------------------------------+
| Interface | Controller | Driver/Component |
+===========+============+=====================================+
| NVIC | on-chip | nested vector interrupt controller |
+-----------+------------+-------------------------------------+
| SYSTICK | on-chip | systick |
+-----------+------------+-------------------------------------+
| CLOCK | on-chip | clock and reset control |
+-----------+------------+-------------------------------------+
| GPIO | on-chip | gpio |
+-----------+------------+-------------------------------------+
| UART | on-chip | serial |
+-----------+------------+-------------------------------------+
Connections and IOs
===================
JH3 Pinout
**********
+---------+----------+-------------------------------------------------------------------------------------------------+
| Pin | Name | Description |
+=========+==========+=================================================================================================+
| 1 | GND | Ground |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 2 | P0_9 | UART0 Tx |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 3 | P0_10 | UART0 Rx |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 4 | P0_26 | QSPI2 MISO |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 5 | P0_25 | QSPI2 MOSI |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 6 | P0_27 | QSPI2 SCK |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 7 | AIN_5 | ADC Analog Input. Alternatively, AIN2N or P0_21 |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 8 | AIN_4 | ADC Analog Input. Alternatively, AIN2P or P0_20 |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 9 | AIN_3 | ADC Analog Input. Alternatively, AIN1N or P0_19 |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 10 | AIN_2 | ADC Analog Input. Alternatively, AIN1P or P0_18 |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 11 | AIN_1 | ADC Analog Input. Alternatively, AIN0N or P0_17 |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 12 | AIN_0 | ADC Analog Input. Alternatively, AIN0P or P0_16 |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 13 | GND | Ground |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 14 | NC | No Connection |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 15 | 3V3 | 3.3V Output. Typically used to provide 3.3V to peripherals connected to the expansion headers |
+---------+----------+-------------------------------------------------------------------------------------------------+
| 16 | RSTN | Master Reset Signal |
+---------+----------+-------------------------------------------------------------------------------------------------+
JH4 Pinout
**********
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| Pin | Name | Description |
+=========+==========+===========================================================================================================+
| 1 | SYS | SYS switched connection to the Battery. This is the primary system power supply and |
| | | automatically switches between the battery voltage and the USB supply when available. |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 2 | PWREN | Power Enable. This is connected to the ON pin of the MAX4995 LDO. It turns off the LDO if shorted to GND. |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 3 | VBUS | USB VBUS Signal. This can be used as a 5V supply when connected to USB. This pin can also be used as |
| | | an input to power the board, but this should only be done when not using the USB connector since there is |
| | | no circuitry to prevent current from flowing back into the USB connector. |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 4 | P0_12 | 1-Wire master signal |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 5 | P0_3 | SPIXF SCK |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 6 | P0_5 | SPIXF SDIO3 |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 7 | P0_4 | SPIXF SDIO2 |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 8 | P0_2 | SPIXF SDIO1/MISO |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 9 | P0_1 | SPIXF SDIO0/MOSI |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 10 | P0_0 | SPIXF SS0 |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 11 | P0_6 | I2CM0 SCL. Pulled to MAX32666 VDDIOH, connected to BMI160. |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
| 12 | P0_7 | I2CM0 SDA. Pulled to MAX32666 VDDIOH, connected to BMI160. |
+---------+----------+-----------------------------------------------------------------------------------------------------------+
Programming and Debugging
*************************
Flashing
========
The MAX32666 MCU can be flashed by connecting an external debug probe to the SWD port.
SWD debug can be accessed through the Cortex 10-pin connector, JH2.
Logic levels are fixed to VDDIO (1.8V).
Once the debug probe is connected to your host computer, then you can simply run the
``west flash`` command to write a firmware image into flash.
.. note::
This board uses OpenOCD as the default debug interface. You can also use
a Segger J-Link with Segger's native tooling by overriding the runner,
appending ``--runner jlink`` to your ``west`` command(s). The J-Link should
be connected to the standard 2*5 pin debug connector (JH2) using an
appropriate adapter board and cable.
Debugging
=========
Please refer to the `Flashing`_ section and run the ``west debug`` command
instead of ``west flash``.
References
**********
- `MAX32666FTHR web page`_
.. _MAX32666FTHR web page:
https://www.analog.com/en/design-center/evaluation-hardware-and-software/evaluation-boards-kits/MAX32666FTHR.html

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/*
* Copyright (c) 2023-2024 Analog Devices, Inc.
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <adi/max32/max32666.dtsi>
#include <adi/max32/max32666-pinctrl.dtsi>
#include <zephyr/dt-bindings/gpio/adi-max32-gpio.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "Analog Devices MAX32666FTHR";
compatible = "adi,max32666fthr";
chosen {
zephyr,console = &uart1;
zephyr,shell-uart = &uart1;
zephyr,sram = &sram4;
zephyr,flash = &flash0;
};
leds {
compatible = "gpio-leds";
led1: led_1 {
gpios = <&gpio0 29 GPIO_ACTIVE_LOW>;
label = "Red LED";
};
led2: led_2 {
gpios = <&gpio0 30 GPIO_ACTIVE_LOW>;
label = "Blue LED";
};
led3: led_3 {
gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
label = "Green LED";
};
};
buttons {
compatible = "gpio-keys";
pb1: pb1 {
gpios = <&gpio1 10 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
label = "SW1";
zephyr,code = <INPUT_KEY_0>;
};
};
/* These aliases are provided for compatibility with samples */
aliases {
led0 = &led1;
led1 = &led2;
led2 = &led3;
sw0 = &pb1;
};
/* Used for accessing other pins */
feather_header: feather_connector {
compatible = "adafruit-feather-header";
#gpio-cells = <2>;
gpio-map-mask = <0xffffffff 0xffffffc0>;
gpio-map-pass-thru = <0 0x3f>;
gpio-map = <12 0 &gpio0 7 0>, /* SDA */
<13 0 &gpio0 6 0>, /* SCL */
<14 0 &gpio0 0 0>, /* GPIO */
<15 0 &gpio0 1 0>, /* GPIO */
<16 0 &gpio0 2 0>, /* GPIO */
<17 0 &gpio0 4 0>, /* GPIO */
<18 0 &gpio0 5 0>, /* GPIO */
<19 0 &gpio0 3 0>, /* GPIO */
<20 0 &gpio0 12 0>, /* OWM */
/* 11 not connected */
<10 0 &gpio0 9 0>, /* TX */
<9 0 &gpio0 10 0>, /* RX */
<8 0 &gpio0 26 0>, /* MISO */
<7 0 &gpio0 25 0>, /* MOSI */
<6 0 &gpio0 27 0>, /* SCK */
<5 0 &gpio0 21 0>, /* AIN5 */
<4 0 &gpio0 20 0>, /* AIN4 */
<3 0 &gpio0 19 0>, /* AIN3 */
<2 0 &gpio0 18 0>, /* AIN2 */
<1 0 &gpio0 17 0>, /* AIN1 */
<0 0 &gpio0 16 0>; /* AIN0 */
};
};
&uart1 {
pinctrl-0 = <&uart1_tx_p1_13 &uart1_rx_p1_12>;
pinctrl-names = "default";
current-speed = <115200>;
data-bits = <8>;
parity = "none";
status = "okay";
};
&clk_ipo {
status = "okay";
};
&gpio0 {
status = "okay";
};
&gpio1 {
status = "okay";
};

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identifier: max32666fthr/max32666/cpu0
name: max32666fthr cpu0
vendor: adi
type: mcu
arch: arm
toolchain:
- zephyr
- gnuarmemb
- xtools
supported:
- gpio
- serial
ram: 560
flash: 1024

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# Copyright (c) 2023-2024 Analog Devices, Inc.
# SPDX-License-Identifier: Apache-2.0
# Enable GPIO
CONFIG_GPIO=y
# Console
CONFIG_CONSOLE=y
CONFIG_UART_CONSOLE=y
# enable uart driver
CONFIG_SERIAL=y
CONFIG_UART_INTERRUPT_DRIVEN=y