:orphan:

.. title:: choice: Clock rate to use for SPI flash

.. _choice_79:

.. describe:: choice: Clock rate to use for SPI flash

*Clock rate to use for SPI flash*

Type: ``bool``

Help
====

.. code-block:: none

    This selects the max clock rate that will be used for loading firmware
    binary from flash to RAM.

Direct dependencies
===================

\ :option:`NPCX_HEADER <CONFIG_NPCX_HEADER>` && \ :option:`SOC_FAMILY_NPCX <CONFIG_SOC_FAMILY_NPCX>`

*(Includes any dependencies from ifs and menus.)*

Default
=======

- \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_20 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_20>`

Choice options
==============

- \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_20 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_20>`
- \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_25 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_25>`
- \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_33 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_33>`
- \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_40 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_40>`
- \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_50 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_50>`

Kconfig definition
==================



At ``<Zephyr SoC>/arm/nuvoton_npcx/Kconfig:28``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:28`` → ``<Zephyr SoC>/Kconfig:11`` → ``<BuildDir>/kconfig/Kconfig.soc.arch:2``

Menu path: (Top) → Hardware Configuration → Enable the output binary with NPCX binary header

.. code-block:: kconfig

    choice
    	bool "Clock rate to use for SPI flash"
    	default NPCX_HEADER_SPI_MAX_CLOCK_20
    	depends on NPCX_HEADER && SOC_FAMILY_NPCX
    	help
    	  This selects the max clock rate that will be used for loading firmware
    	  binary from flash to RAM.

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*