143 lines
3.5 KiB
Plaintext
143 lines
3.5 KiB
Plaintext
# EEPROM driver configuration options
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# Copyright (c) 2019 Vestas Wind Systems A/S
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# SPDX-License-Identifier: Apache-2.0
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menuconfig EEPROM
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bool "Electrically Erasable Programmable Read-Only Memory (EEPROM) drivers"
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help
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Enable support for EEPROM hardware.
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if EEPROM
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module = EEPROM
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module-str = eeprom
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source "subsys/logging/Kconfig.template.log_config"
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config EEPROM_INIT_PRIORITY
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int "EEPROM init priority"
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default KERNEL_INIT_PRIORITY_DEVICE
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help
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EEPROM driver device initialization priority. This initialization
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priority is used unless the driver implementation has its own
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initialization priority.
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config EEPROM_SHELL
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bool "EEPROM shell"
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depends on SHELL
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help
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Enable the EEPROM shell with EEPROM related commands.
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config EEPROM_SHELL_BUFFER_SIZE
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int "EEPROM shell buffer size"
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default 256
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depends on EEPROM_SHELL
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help
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Size of the buffer used for EEPROM read/write commands in
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the EEPROM shell.
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config EEPROM_AT2X
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bool
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help
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Enable support for Atmel AT2x (and compatible) I2C/SPI
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EEPROMs.
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config EEPROM_AT2X_EMUL
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bool "Emulate an Atmel AT24 I2C chip"
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depends on EMUL
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help
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This is an emulator for the Atmel AT24 series of I2C-attached EEPROMs.
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At present it only supports 8-bit addressing. The size of the EEPROM
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is given by the 'size' property. See the binding for further details.
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config EEPROM_AT24
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bool "I2C EEPROMs compatible with Atmel's AT24 family"
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default y
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depends on DT_HAS_ATMEL_AT24_ENABLED
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select I2C
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select EEPROM_AT2X
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help
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Enable support for I2C EEPROMs compatible with Atmel's AT24 family.
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There are multiple vendors manufacturing I2C EEPROMs compatible with
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the programming model of the Atmel AT24.
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Examples of compatible EEPROM families:
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- Microchip AT24xxx
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- ST M24xxx
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config EEPROM_AT25
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bool "SPI EEPROMs compatibile with Atmel's AT25 family"
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default y
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depends on DT_HAS_ATMEL_AT25_ENABLED
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select SPI
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select EEPROM_AT2X
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help
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Enable support for SPI EEPROMs compatible with Atmel's AT25 family.
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There are multiple vendors manufacturing SPI EEPROMs compatible with
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the programming model of the Atmel AT25.
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Examples of compatible EEPROM families:
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- Microchip AT25xxx
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- ST M95xxx
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config EEPROM_AT2X_INIT_PRIORITY
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int "AT2X EEPROM init priority"
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default 80
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depends on EEPROM_AT2X
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help
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AT2X EEPROM driver device initialization priority.
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The EEPROM is connected to I2C or SPI bus an has to be initialized
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after I2C/SPI driver.
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source "drivers/eeprom/Kconfig.lpc11u6x"
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source "drivers/eeprom/Kconfig.stm32"
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source "drivers/eeprom/Kconfig.eeprom_emu"
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source "drivers/eeprom/Kconfig.tmp116"
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source "drivers/eeprom/Kconfig.xec"
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source "drivers/eeprom/Kconfig.mb85rcxx"
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config EEPROM_SIMULATOR
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bool "Simulated EEPROM driver"
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default y
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depends on DT_HAS_ZEPHYR_SIM_EEPROM_ENABLED
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depends on !(ARCH_POSIX && !EXTERNAL_LIBC)
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select STATS
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select STATS_NAMES
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help
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Enable Simulated EEPROM driver.
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config EEPROM_SIMULATOR_SIMULATE_TIMING
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bool "Hardware timing simulation"
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depends on EEPROM_SIMULATOR
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help
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Enable Simulated hardware timing.
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if EEPROM_SIMULATOR_SIMULATE_TIMING
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config EEPROM_SIMULATOR_MIN_READ_TIME_US
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int
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prompt "Minimum read time (µS)"
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default 2
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range 1 1000000
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config EEPROM_SIMULATOR_MIN_WRITE_TIME_US
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int
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prompt "Minimum write time (µS)"
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default 100
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range 1 1000000
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endif # EEPROM_SIMULATOR_SIMULATE_TIMING
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config EEPROM_FAKE
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bool "Fake EEPROM driver"
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default y
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depends on DT_HAS_ZEPHYR_FAKE_EEPROM_ENABLED
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help
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Enable support for the FFF-based fake EEPROM driver.
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endif # EEPROM
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