2023-06-23 19:11:20 +08:00
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#
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# Copyright (c) 2024 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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menuconfig SOC_FLASH_NRF_RRAM
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bool "Nordic Semiconductor flash driver for nRF RRAM"
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default y
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depends on DT_HAS_NORDIC_RRAM_CONTROLLER_ENABLED
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2024-07-29 16:33:35 +08:00
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select NRFX_RRAMC if !BUILD_WITH_TFM
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2023-06-23 19:11:20 +08:00
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select FLASH_HAS_DRIVER_ENABLED
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select FLASH_HAS_PAGE_LAYOUT
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2024-02-27 03:52:45 +08:00
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select FLASH_HAS_NO_EXPLICIT_ERASE
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2023-06-23 19:11:20 +08:00
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select FLASH_NRF_FORCE_ALT
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select MPU_ALLOW_FLASH_WRITE if ARM_MPU
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help
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Enables Nordic Semiconductor flash driver for nRF RRAM controllers.
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The entire contiguous block of RRAM gets logically divided into pages,
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but partial erase is always supported.
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if SOC_FLASH_NRF_RRAM
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config NRF_RRAM_WRITE_BUFFER_SIZE
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int "Internal write-buffer size"
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2023-09-26 23:02:10 +08:00
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default 32 if !SOC_FLASH_NRF_RADIO_SYNC_NONE
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2023-06-23 19:11:20 +08:00
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default 0
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range 0 32
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help
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Number of 128-bit words.
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Maximum buffer size can be configured to the value of 32 (128-bit words).
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Set 0 to disable write-buffer.
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config NRF_RRAM_READYNEXT_TIMEOUT_VALUE
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int "Preload timeout value for waiting for a next write in RRAMC clock cycles"
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default 128
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range 0 4095
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help
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Set 0 to disable ready next timeout counter.
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2023-08-10 21:33:30 +08:00
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choice SOC_FLASH_NRF_RADIO_SYNC_CHOICE
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prompt "Nordic nRFx flash driver synchronization"
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default SOC_FLASH_NRF_RADIO_SYNC_TICKER if BT_LL_SW_SPLIT
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default SOC_FLASH_NRF_RADIO_SYNC_NONE
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help
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synchronization between flash memory driver and radio.
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config SOC_FLASH_NRF_RADIO_SYNC_TICKER
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bool "Nordic nRFx flash driver synchronized with radio"
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depends on BT_LL_SW_SPLIT
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help
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Enable synchronization between flash memory driver and radio using
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BLE LL controller ticker API.
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config SOC_FLASH_NRF_RADIO_SYNC_NONE
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bool "none"
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help
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disable synchronization between flash memory driver and radio.
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endchoice
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config SOC_FLASH_NRF_TIMEOUT_MULTIPLIER
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2023-11-10 16:23:49 +08:00
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int "Multiplier for flash operation timeouts [x0.1]"
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2023-08-10 21:33:30 +08:00
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depends on !SOC_FLASH_NRF_RADIO_SYNC_NONE
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2024-06-20 16:36:04 +08:00
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default 15
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2023-11-10 16:23:49 +08:00
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help
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This is a multiplier that will be divided by 10 that is applied
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to the flash erase and write operations timeout. The base for
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the multiplication would allow erasing all nRF flash pages in
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blocking mode.
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2023-08-10 21:33:30 +08:00
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2024-05-09 16:19:58 +08:00
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config NRF_RRAM_REGION_ADDRESS_RESOLUTION
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hex
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default 0x400
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help
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RRAMC's region protection address resolution.
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Applies to region with configurable start address.
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config NRF_RRAM_REGION_SIZE_UNIT
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hex
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default 0x400
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help
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Base unit for the size of RRAMC's region protection.
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2023-06-23 19:11:20 +08:00
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endif # SOC_FLASH_NRF_RRAM
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