stm32/boards: Add new board ADAFRUIT_F405_EXPRESS.

ports/stm32/boards/ADAFRUIT_F405_EXPRESS/mpconfigboard.h

@@ -0,0 +1,86 @@
+#define MICROPY_HW_BOARD_NAME       "Adafruit Feather STM32F405"
+#define MICROPY_HW_MCU_NAME         "STM32F405RG"
+
+#define MICROPY_HW_HAS_SWITCH       (0)
+#define MICROPY_HW_HAS_FLASH        (1)
+#define MICROPY_HW_HAS_MMA7660      (0)
+#define MICROPY_HW_HAS_LCD          (0)
+#define MICROPY_HW_ENABLE_RNG       (1)
+#define MICROPY_HW_ENABLE_RTC       (1)
+#define MICROPY_HW_ENABLE_SERVO     (1)
+#define MICROPY_HW_ENABLE_DAC       (1)
+#define MICROPY_HW_ENABLE_USB       (1)
+#define MICROPY_HW_ENABLE_SDCARD    (1)
+
+// HSE is 12MHz
+#define MICROPY_HW_CLK_PLLM (12)
+#define MICROPY_HW_CLK_PLLN (336)
+#define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV2)
+#define MICROPY_HW_CLK_PLLQ (7)
+#define MICROPY_HW_CLK_LAST_FREQ (1)
+
+// The Feather has a 32kHz crystal for the RTC
+#define MICROPY_HW_RTC_USE_LSE      (1)
+#define MICROPY_HW_RTC_USE_US       (0)
+#define MICROPY_HW_RTC_USE_CALOUT   (1)
+
+// UART config
+#define MICROPY_HW_UART3_NAME   "UART3"    // on RX / TX
+#define MICROPY_HW_UART3_TX     (pin_B10)  // TX
+#define MICROPY_HW_UART3_RX     (pin_B11)  // RX
+#define MICROPY_HW_UART3_RTS    (pin_B14)  // MISO
+#define MICROPY_HW_UART3_CTS    (pin_B13)  // SCK
+
+#define MICROPY_HW_UART2_NAME   "UART2"   // on SDA/SCL
+#define MICROPY_HW_UART2_TX     (pin_B6)  // SCL
+#define MICROPY_HW_UART2_RX     (pin_B7)  // SDA
+
+#define MICROPY_HW_UART6_NAME   "UART6"   // on D5/D6
+#define MICROPY_HW_UART6_TX     (pin_C6)  // D6
+#define MICROPY_HW_UART6_RX     (pin_C7)  // D5
+
+// I2C busses
+#define MICROPY_HW_I2C1_NAME "I2C1"
+#define MICROPY_HW_I2C1_SCL (pin_B6)  // SCL
+#define MICROPY_HW_I2C1_SDA (pin_B7)  // SDA
+#define MICROPY_HW_I2C2_NAME "I2C2"
+#define MICROPY_HW_I2C2_SCL (pin_B10)  // TX
+#define MICROPY_HW_I2C2_SDA (pin_B11)  // RX
+
+// SPI busses
+#define MICROPY_HW_SPI1_NAME "SPIFLASH"
+#define MICROPY_HW_SPI1_NSS  (pin_A15) // FLASH CS
+#define MICROPY_HW_SPI1_SCK  (pin_B3) // FLASH CLK
+#define MICROPY_HW_SPI1_MISO (pin_B4) // FLASH MISO
+#define MICROPY_HW_SPI1_MOSI (pin_B5) // FLASH MOSI
+#define MICROPY_HW_SPI2_NAME "SPI1"
+#define MICROPY_HW_SPI2_NSS  (pin_B12) // SD DETECT
+#define MICROPY_HW_SPI2_SCK  (pin_B13) // SCK
+#define MICROPY_HW_SPI2_MISO (pin_B14) // MISO
+#define MICROPY_HW_SPI2_MOSI (pin_B15) // MOSI
+
+// CAN busses
+#define MICROPY_HW_CAN1_NAME "CAN1"
+#define MICROPY_HW_CAN1_TX   (pin_B9) // D10
+#define MICROPY_HW_CAN1_RX   (pin_B8) // D9
+
+// The Feather has 1 LED
+#define MICROPY_HW_LED1             (pin_C1) // red
+#define MICROPY_HW_LED_ON(pin)      (mp_hal_pin_high(pin))
+#define MICROPY_HW_LED_OFF(pin)     (mp_hal_pin_low(pin))
+
+// SD card detect switch
+#define MICROPY_HW_SDCARD_DETECT_PIN        (pin_B12)
+#define MICROPY_HW_SDCARD_DETECT_PULL       (GPIO_PULLUP)
+#define MICROPY_HW_SDCARD_DETECT_PRESENT    (GPIO_PIN_RESET)
+
+// USB config
+#define MICROPY_HW_USB_FS              (1)
+#define MICROPY_HW_USB_VBUS_DETECT_PIN (pin_A9)
+#define MICROPY_HW_USB_OTG_ID_PIN      (pin_A10)
+
+// Bootloader configuration (only needed if Mboot is used)
+#define MBOOT_I2C_PERIPH_ID 1
+#define MBOOT_I2C_SCL (pin_B8)
+#define MBOOT_I2C_SDA (pin_B9)
+#define MBOOT_I2C_ALTFUNC (4)

ports/stm32/boards/ADAFRUIT_F405_EXPRESS/mpconfigboard.mk

@@ -0,0 +1,13 @@
+MCU_SERIES = f4
+CMSIS_MCU = STM32F405xx
+AF_FILE = boards/stm32f405_af.csv
+ifeq ($(USE_MBOOT),1)
+# When using Mboot all the text goes together after the filesystem
+LD_FILES = boards/stm32f405.ld boards/common_blifs.ld
+TEXT0_ADDR = 0x08020000
+else
+# When not using Mboot the ISR text goes first, then the rest after the filesystem
+LD_FILES = boards/stm32f405.ld boards/common_ifs.ld
+TEXT0_ADDR = 0x08000000
+TEXT1_ADDR = 0x08020000
+endif

ports/stm32/boards/ADAFRUIT_F405_EXPRESS/pins.csv

@@ -0,0 +1,48 @@
+POWER,3.3V
+GND,GND
+USB_ID,PA10
+USB_DM,PA11
+USB_DP,PA12
+SWDIO,PA13
+SWCLK,PA14
+FLASH_CS,PA15
+BATTERY_MONITOR,PA3
+A0,PA4
+A1,PA5
+A2,PA6
+A3,PA7
+USB_VBUS,PA9
+TX,PB10
+D1,PB10
+RX,PB11
+D0,PB11
+SD_DETECT,PB12
+SCK,PB13
+MISO,PB14
+MOSI,PB15
+BOOT1,PB2
+FLASH_SCK,PB3
+FLASH_MISO,PB4
+FLASH_MOSI,PB5
+SCL,PB6
+SDA,PB7
+D9,PB8
+D10,PB9
+D8,PC0
+NEOPIXEL,PC0
+D13,PC1
+SD_D2,PC10
+SD_D3,PC11
+SD_CK,PC12
+D12,PC2
+D11,PC3
+A4,PC4
+A5,PC5
+D6,PC6
+D5,PC7
+SD_D0,PC8
+SD_D1,PC9
+SD_CMD,PD2
+NC_A0,PA0
+NC_A1,PA1
+NC_A2,PA2

ports/stm32/boards/ADAFRUIT_F405_EXPRESS/stm32f4xx_hal_conf.h

@@ -0,0 +1,19 @@
+/* This file is part of the MicroPython project, http://micropython.org/
+ * The MIT License (MIT)
+ * Copyright (c) 2019 Damien P. George
+ */
+#ifndef MICROPY_INCLUDED_STM32F4XX_HAL_CONF_H
+#define MICROPY_INCLUDED_STM32F4XX_HAL_CONF_H
+
+#include "boards/stm32f4xx_hal_conf_base.h"
+
+// Oscillator values in Hz
+#define HSE_VALUE (12000000)
+#define LSE_VALUE (32768)
+#define EXTERNAL_CLOCK_VALUE (12288000)
+
+// Oscillator timeouts in ms
+#define HSE_STARTUP_TIMEOUT (100)
+#define LSE_STARTUP_TIMEOUT (5000)
+
+#endif // MICROPY_INCLUDED_STM32F4XX_HAL_CONF_H