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drivers: flash: Add support for Atmel AT25 SPI flash variant #92980

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Merged
merged 2 commits into from
Sep 2, 2025
Merged

drivers: flash: Add support for Atmel AT25 SPI flash variant #92980

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126e946
drivers: flash: Add support for Atmel AT25 SPI flash variant
logletreecrus Jul 9, 2025
3c7e8c6
tests: drivers: Add AT25XV021A flash device to test cases
logletreecrus Jul 14, 2025
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1 change: 1 addition & 0 deletions drivers/flash/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,7 @@ zephyr_library_sources_ifdef(CONFIG_SOC_FLASH_SILABS_SIWX91X soc_flash_silabs_si
zephyr_library_sources_ifdef(CONFIG_SOC_FLASH_SMARTBOND flash_smartbond.c)
zephyr_library_sources_ifdef(CONFIG_SOC_FLASH_TELINK_B91 soc_flash_b91.c)
zephyr_library_sources_ifdef(CONFIG_SOC_FLASH_XMC4XXX soc_flash_xmc4xxx.c)
zephyr_library_sources_ifdef(CONFIG_SPI_FLASH_AT25XV021A spi_flash_at25xv021a.c)
zephyr_library_sources_ifdef(CONFIG_SPI_FLASH_AT45 spi_flash_at45.c)
zephyr_library_sources_ifdef(CONFIG_SPI_NOR spi_nor.c)
# zephyr-keep-sorted-stop
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1 change: 1 addition & 0 deletions drivers/flash/Kconfig
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Expand Up @@ -167,6 +167,7 @@ config FLASH_INIT_PRIORITY
source "drivers/flash/Kconfig.adi_max32_spixf"
source "drivers/flash/Kconfig.ambiq"
source "drivers/flash/Kconfig.andes"
source "drivers/flash/Kconfig.at25xv021a"
source "drivers/flash/Kconfig.at45"
source "drivers/flash/Kconfig.b91"
source "drivers/flash/Kconfig.cadence_nand"
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17 changes: 17 additions & 0 deletions drivers/flash/Kconfig.at25xv021a
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@@ -0,0 +1,17 @@
# Copyright (c) 2025 Cirrus Logic, Inc.
# SPDX-License-Identifier: Apache-2.0

config SPI_FLASH_AT25XV021A
bool "Atmel AT25 SPI flash variant"
default y
depends on DT_HAS_ATMEL_AT25XV021A_ENABLED
select FLASH_HAS_DRIVER_ENABLED
select FLASH_HAS_PAGE_LAYOUT
select FLASH_HAS_EXPLICIT_ERASE
select SPI
help
Enable support for AT25XV021A SPI flash variants.

Vendors that have manufactured such variants include:
- Renesas Electronics
- Adesto Technologies
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