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https://github.com/zephyrproject-rtos/zephyr
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b9aae1388c
Erasing rram is very similar to partial erase on flash. So we should use the same multiplier as there, 1.5. 0.1 multipler is way to low and was causing timeouts. Signed-off-by: Martin Tverdal <martin.tverdal@nordicsemi.no>
85 lines
2.4 KiB
Plaintext
85 lines
2.4 KiB
Plaintext
#
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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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select NRFX_RRAMC
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select FLASH_HAS_DRIVER_ENABLED
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select FLASH_HAS_PAGE_LAYOUT
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select FLASH_HAS_NO_EXPLICIT_ERASE
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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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default 32 if !SOC_FLASH_NRF_RADIO_SYNC_NONE
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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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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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int "Multiplier for flash operation timeouts [x0.1]"
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depends on !SOC_FLASH_NRF_RADIO_SYNC_NONE
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default 15
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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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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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endif # SOC_FLASH_NRF_RRAM
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