diff options
| -rw-r--r-- | ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.h | 3 | ||||
| -rw-r--r-- | ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.mk | 5 | ||||
| -rw-r--r-- | supervisor/shared/external_flash/devices.h | 19 |
3 files changed, 26 insertions, 1 deletions
diff --git a/ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.h b/ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.h index 0a89d9646..ebee98f89 100644 --- a/ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.h +++ b/ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.h @@ -34,4 +34,5 @@ #define FLASH_PAGE_SIZE (0x4000) #define AUTORESET_DELAY_MS 500 -#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000)
\ No newline at end of file +#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000) + diff --git a/ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.mk b/ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.mk index 21af63735..509a24410 100644 --- a/ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.mk +++ b/ports/stm32f4/boards/stm32f412zg_discovery/mpconfigboard.mk @@ -6,6 +6,11 @@ USB_MANUFACTURER = "STMicroelectronics" INTERNAL_FLASH_FILESYSTEM = 1 LONGINT_IMPL = NONE +# QSPI_FLASH_FILESYSTEM = 1 +# EXTERNAL_FLASH_DEVICE_COUNT = 1 +# EXTERNAL_FLASH_DEVICES = N25Q128A +# LONGINT_IMPL = MPZ + MCU_SERIES = m4 MCU_VARIANT = stm32f4 MCU_SUB_VARIANT = stm32f412zx diff --git a/supervisor/shared/external_flash/devices.h b/supervisor/shared/external_flash/devices.h index e787ba739..001e8efef 100644 --- a/supervisor/shared/external_flash/devices.h +++ b/supervisor/shared/external_flash/devices.h @@ -442,4 +442,23 @@ typedef struct { .write_status_register_split = false, \ .single_status_byte = false, \ } + +// Settings for the Micron N25Q128A 16MiB SPI flash. +// Datasheet: https://www.micron.com/-/media/client/global/documents/products/data-sheet/nor-flash/serial-nor/n25q/n25q_128mb_3v_65nm.pdf +#define N25Q128A {\ + .total_size = (1 << 24), /* 16 MiB */ \ + .start_up_time_us = 5000, \ + .manufacturer_id = 0x20, \ + .memory_type = 0xBA, \ + .capacity = 0x18, \ + .max_clock_speed_mhz = 108, \ + .quad_enable_bit_mask = 0x00, \ + .has_sector_protection = false, \ /*maybe?*/ + .supports_fast_read = true, \ + .supports_qspi = true, \ + .supports_qspi_writes = true, \ + .write_status_register_split = false, \ + .single_status_byte = false, \ +} + #endif // MICROPY_INCLUDED_ATMEL_SAMD_EXTERNAL_FLASH_DEVICES_H |