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MT29F4G08 NAND Flash Driver #100683

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MT29F4G08 NAND Flash Driver #100683

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63770ae
drivers: flash: Add NAND flash API extensions
LinderPi Dec 9, 2025
6d10fc0
drivers: flash: Add NAND flash driver for MT29F4G08 via STM32 FMC
LinderPi Dec 8, 2025
a47feb5
tests: drivers: build_all: flash: Add build test for MT29F4G08
LinderPi Dec 8, 2025
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2 changes: 2 additions & 0 deletions drivers/flash/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,8 @@ zephyr_library_sources_ifdef(CONFIG_FLASH_RENESAS_RZ_QSPI_SPIBSC flash_renesas_r
zephyr_library_sources_ifdef(CONFIG_FLASH_RENESAS_RZ_QSPI_XSPI flash_renesas_rz_qspi.c)
zephyr_library_sources_ifdef(CONFIG_FLASH_RPI_PICO flash_rpi_pico.c)
zephyr_library_sources_ifdef(CONFIG_FLASH_SF32LB_MPI_QSPI_NOR flash_sf32lb_mpi_qspi_nor.c)
zephyr_library_sources_ifdef(CONFIG_FLASH_STM32_FMC_MT29F4G08 flash_stm32_fmc_mt29f4g08.c)
zephyr_library_sources_ifdef(CONFIG_FLASH_STM32_FMC_NAND flash_stm32_fmc_nand.c)
zephyr_library_sources_ifdef(CONFIG_FLASH_STM32_OSPI flash_stm32_ospi.c)
zephyr_library_sources_ifdef(CONFIG_FLASH_STM32_QSPI flash_stm32_qspi.c)
zephyr_library_sources_ifdef(CONFIG_FLASH_STM32_XSPI flash_stm32_xspi.c)
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2 changes: 2 additions & 0 deletions drivers/flash/Kconfig
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Expand Up @@ -187,6 +187,7 @@ source "drivers/flash/Kconfig.max32"
source "drivers/flash/Kconfig.mchp"
source "drivers/flash/Kconfig.mcux"
source "drivers/flash/Kconfig.mspi"
source "drivers/flash/Kconfig.mt29f4g08"
source "drivers/flash/Kconfig.nor"
source "drivers/flash/Kconfig.nordic_qspi_nor"
source "drivers/flash/Kconfig.npcx_fiu"
Expand Down Expand Up @@ -214,6 +215,7 @@ source "drivers/flash/Kconfig.simulator"
source "drivers/flash/Kconfig.siwx91x"
source "drivers/flash/Kconfig.smartbond"
source "drivers/flash/Kconfig.stm32"
source "drivers/flash/Kconfig.stm32_fmc"
source "drivers/flash/Kconfig.stm32_ospi"
source "drivers/flash/Kconfig.stm32_qspi"
source "drivers/flash/Kconfig.stm32_xspi"
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27 changes: 27 additions & 0 deletions drivers/flash/Kconfig.mt29f4g08
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@@ -0,0 +1,27 @@
# MT29F4G08 NAND flash driver configuration options

# Copyright (c) 2025 Endress+Hauser GmbH+Co. KG
# SPDX-License-Identifier: Apache-2.0

menuconfig FLASH_STM32_FMC_MT29F4G08
bool "MT29F4G08 NAND flash driver via STM32 FMC"
default y
depends on DT_HAS_MICRON_MT29F4G08_ENABLED
depends on FLASH_STM32_FMC_NAND
select FLASH_HAS_DRIVER_ENABLED
select FLASH_HAS_EX_OP
select FLASH_HAS_EXPLICIT_ERASE
select FLASH_HAS_PAGE_LAYOUT
help
Enable flash memory specific support for Micron MT29F4G08 via STM32 flexible memory
controller.

if FLASH_STM32_FMC_MT29F4G08

config FLASH_MT29F4G08_ECC
bool "MT29F4G08 On-Die ECC"
default y
help
Enable on-die ECC feature of Micron MT29F4G08.

endif # FLASH_STM32_FMC_MT29F4G08
17 changes: 17 additions & 0 deletions drivers/flash/Kconfig.stm32_fmc
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@@ -0,0 +1,17 @@
# STM32 flexible memory controller configuration options

# Copyright (c) 2025 Endress+Hauser GmbH+Co. KG
# SPDX-License-Identifier: Apache-2.0

DT_STM32_FMC_NAND_HAS_DMA := $(dt_compat_any_has_prop,$(DT_COMPAT_ST_STM32_FMC_NAND),dmas)

config FLASH_STM32_FMC_NAND
bool "STM32 FMC NAND flash controller"
default y
depends on DT_HAS_ST_STM32_FMC_NAND_ENABLED
select MEMC
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select USE_STM32_LL_FMC
select DMA if $(DT_STM32_FMC_NAND_HAS_DMA)
select USE_STM32_HAL_DMA if $(DT_STM32_FMC_NAND_HAS_DMA)
help
Enable parallel NAND flash support on the STM32 family of processors.
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