:orphan:

.. title:: CORTEX_M_SYSTICK

.. option:: CONFIG_CORTEX_M_SYSTICK

*Cortex-M SYSTICK timer*

Type: ``bool``

Help
====

.. code-block:: none

    Disable Cortex-M system tick if NPCX_ITIM_TIMER is enabled.

Help
====

.. code-block:: none

    This module implements a kernel device driver for the Cortex-M processor
    SYSTICK timer and provides the standard "system clock driver" interfaces.

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

(!\ :option:`RTOS_TIMER <CONFIG_RTOS_TIMER>` && \ :option:`SOC_SERIES_MEC1501X <CONFIG_SOC_SERIES_MEC1501X>`) || \ :option:`SOC_SERIES_NPCX7 <CONFIG_SOC_SERIES_NPCX7>` || \ :option:`SOC_FAMILY_STM32 <CONFIG_SOC_FAMILY_STM32>` || \ :option:`CPU_CORTEX_M_HAS_SYSTICK <CONFIG_CPU_CORTEX_M_HAS_SYSTICK>`

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

Defaults
========

- y
- !\ :option:`NPCX_ITIM_TIMER <CONFIG_NPCX_ITIM_TIMER>`
- n if \ :option:`STM32_LPTIM_TIMER <CONFIG_STM32_LPTIM_TIMER>`
- n || n || n || n

Symbols selected by this symbol
===============================

- \ :option:`TICKLESS_CAPABLE <CONFIG_TICKLESS_CAPABLE>`

Symbols that select this symbol
===============================

- \ :option:`SOC_SERIES_M48X <CONFIG_SOC_SERIES_M48X>`
- \ :option:`SOC_BCM58402_M7 <CONFIG_SOC_BCM58402_M7>`

Kconfig definitions
===================



At ``<Zephyr SoC>/arm/microchip_mec/mec1501/Kconfig.defconfig.series:32``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:19`` → ``<BuildDir>/kconfig/Kconfig.soc.defconfig:1`` → ``<Zephyr SoC>/arm/microchip_mec/Kconfig.defconfig:3``

Menu path: (Top)

.. code-block:: kconfig

    config CORTEX_M_SYSTICK
    	bool
    	default y
    	depends on !RTOS_TIMER && SOC_SERIES_MEC1501X

----

At ``<Zephyr SoC>/arm/nuvoton_npcx/npcx7/Kconfig.defconfig.series:14``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:19`` → ``<BuildDir>/kconfig/Kconfig.soc.defconfig:1`` → ``<Zephyr SoC>/arm/nuvoton_npcx/Kconfig.defconfig:6``

Menu path: (Top)

.. code-block:: kconfig

    config CORTEX_M_SYSTICK
    	bool
    	default !NPCX_ITIM_TIMER
    	depends on SOC_SERIES_NPCX7
    	help
    	  Disable Cortex-M system tick if NPCX_ITIM_TIMER is enabled.

----

At ``<Zephyr SoC>/arm/st_stm32/common/Kconfig.defconfig.series:10``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:19`` → ``<BuildDir>/kconfig/Kconfig.soc.defconfig:1`` → ``<Zephyr SoC>/arm/st_stm32/Kconfig.defconfig:3``

Menu path: (Top)

.. code-block:: kconfig

    config CORTEX_M_SYSTICK
    	bool
    	default n if STM32_LPTIM_TIMER
    	depends on SOC_FAMILY_STM32

----

At ``<Zephyr Driver>/timer/Kconfig:123``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:32`` → ``<Zephyr Driver>/Kconfig:28``

Menu path: (Top) → Device Drivers → Timer Drivers

.. code-block:: kconfig

    config CORTEX_M_SYSTICK
    	bool "Cortex-M SYSTICK timer"
    	default n || n || n || n
    	select TICKLESS_CAPABLE
    	depends on CPU_CORTEX_M_HAS_SYSTICK
    	help
    	  This module implements a kernel device driver for the Cortex-M processor
    	  SYSTICK timer and provides the standard "system clock driver" interfaces.

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