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The Ambiq MSPI controller is implemented using the MSPI bus API. The hardware supports up to 48MHz octal SDR with XIP, scrambling and hardware command queue features. Signed-off-by: Swift Tian <swift.tian@ambiq.com>
66 lines
1.5 KiB
Plaintext
66 lines
1.5 KiB
Plaintext
# MSPI driver configuration options
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# Copyright (c) 2024 Ambiq Micro Inc. <www.ambiq.com>
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# SPDX-License-Identifier: Apache-2.0
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#
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# MSPI Drivers
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#
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menuconfig MSPI
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bool "Multi-bit Serial Peripheral Interface (MSPI) bus drivers"
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help
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Enable support for the MSPI hardware bus.
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if MSPI
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config MSPI_ASYNC
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bool "Asynchronous call support"
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select POLL
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help
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This option enables the asynchronous API calls.
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config MSPI_PERIPHERAL
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bool "Peripheral support"
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help
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Enables Driver MSPI peripheral mode operations. Peripheral mode
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support depends on the driver and the hardware it runs on.
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config MSPI_INIT_PRIORITY
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int "Init priority"
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default 70
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help
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Device driver initialization priority.
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config MSPI_COMPLETION_TIMEOUT_TOLERANCE
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int "Completion timeout tolerance (ms)"
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default 200
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help
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The tolerance value in ms for the MSPI completion timeout logic.
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config MSPI_XIP
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bool "XIP eXecute In Place"
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help
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Describes controller hardware XIP capability and
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enables mspi_xip_config calls in device drivers.
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config MSPI_SCRAMBLE
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bool "Scrambling support"
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help
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Describes controller hardware scrambling capability and
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enables mspi_scramble_config calls in device drivers.
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config MSPI_TIMING
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bool "Timing support"
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help
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Enables mspi_timing_config calls in device drivers for those
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controllers that need this to proper function at high frequencies.
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module = MSPI
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module-str = mspi
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source "subsys/logging/Kconfig.template.log_config"
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source "drivers/mspi/Kconfig.ambiq"
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source "drivers/mspi/Kconfig.mspi_emul"
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endif # MSPI
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