:orphan:

.. title:: NPCX_HEADER_SPI_MAX_CLOCK

.. option:: CONFIG_NPCX_HEADER_SPI_MAX_CLOCK

*(No prompt -- not directly user assignable.)*

Type: ``int``

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

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

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

Defaults
========

- 20 if \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_20 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_20>`
- 25 if \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_25 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_25>`
- 33 if \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_33 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_33>`
- 40 if \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_40 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_40>`
- 50 if \ :option:`NPCX_HEADER_SPI_MAX_CLOCK_50 <CONFIG_NPCX_HEADER_SPI_MAX_CLOCK_50>`

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



At ``<Zephyr SoC>/arm/nuvoton_npcx/Kconfig:51``

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

    config NPCX_HEADER_SPI_MAX_CLOCK
    	int
    	default 20 if NPCX_HEADER_SPI_MAX_CLOCK_20
    	default 25 if NPCX_HEADER_SPI_MAX_CLOCK_25
    	default 33 if NPCX_HEADER_SPI_MAX_CLOCK_33
    	default 40 if NPCX_HEADER_SPI_MAX_CLOCK_40
    	default 50 if NPCX_HEADER_SPI_MAX_CLOCK_50
    	depends on NPCX_HEADER && SOC_FAMILY_NPCX

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