:orphan:

.. title:: CONFIG_OSC_XTAL0_FREQ

.. kconfig:: CONFIG_OSC_XTAL0_FREQ

CONFIG_OSC_XTAL0_FREQ
#####################

*External oscillator frequency*

*External oscillator frequency*

Type: ``int``

Help
====

.. code-block:: none

    Set the external oscillator frequency in Hz. This should be set by the
    board's defconfig.

Help
====

.. code-block:: none

    Set the external oscillator frequency in Hz. This should be set by the
    board's defconfig.

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

\ :kconfig:`BOARD_FRDM_K22F <CONFIG_BOARD_FRDM_K22F>` || \ :kconfig:`BOARD_FRDM_K64F <CONFIG_BOARD_FRDM_K64F>` || \ :kconfig:`BOARD_FRDM_K82F <CONFIG_BOARD_FRDM_K82F>` || \ :kconfig:`BOARD_FRDM_KL25Z <CONFIG_BOARD_FRDM_KL25Z>` || \ :kconfig:`BOARD_FRDM_KW41Z <CONFIG_BOARD_FRDM_KW41Z>` || \ :kconfig:`BOARD_HEXIWEAR_K64 <CONFIG_BOARD_HEXIWEAR_K64>` || \ :kconfig:`BOARD_HEXIWEAR_KW40Z <CONFIG_BOARD_HEXIWEAR_KW40Z>` || \ :kconfig:`BOARD_IP_K66F <CONFIG_BOARD_IP_K66F>` || \ :kconfig:`BOARD_TWR_KV58F220M <CONFIG_BOARD_TWR_KV58F220M>` || \ :kconfig:`BOARD_USB_KW24D512 <CONFIG_BOARD_USB_KW24D512>` || (\ :kconfig:`HAS_OSC <CONFIG_HAS_OSC>` && \ :kconfig:`SOC_FAMILY_KINETIS <CONFIG_SOC_FAMILY_KINETIS>`) || (\ :kconfig:`HAS_OSC <CONFIG_HAS_OSC>` && \ :kconfig:`SOC_FAMILY_KINETIS <CONFIG_SOC_FAMILY_KINETIS>`)

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

Defaults
========

- 8000000
- 50000000
- 12000000
- 8000000
- 32000000
- 12000000
- 32000000
- 12000000
- 50000000
- 4000000

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



At ``<Zephyr Boards>/arm/frdm_k22f/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 8000000
    	depends on BOARD_FRDM_K22F

----

At ``<Zephyr Boards>/arm/frdm_k64f/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 50000000
    	depends on BOARD_FRDM_K64F

----

At ``<Zephyr Boards>/arm/frdm_k82f/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 12000000
    	depends on BOARD_FRDM_K82F

----

At ``<Zephyr Boards>/arm/frdm_kl25z/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 8000000
    	depends on BOARD_FRDM_KL25Z

----

At ``<Zephyr Boards>/arm/frdm_kw41z/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 32000000
    	depends on BOARD_FRDM_KW41Z

----

At ``<Zephyr Boards>/arm/hexiwear_k64/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 12000000
    	depends on BOARD_HEXIWEAR_K64

----

At ``<Zephyr Boards>/arm/hexiwear_kw40z/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 32000000
    	depends on BOARD_HEXIWEAR_KW40Z

----

At ``<Zephyr Boards>/arm/ip_k66f/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 12000000
    	depends on BOARD_IP_K66F

----

At ``<Zephyr Boards>/arm/twr_kv58f220m/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 50000000
    	depends on BOARD_TWR_KV58F220M

----

At ``<Zephyr Boards>/arm/usb_kw24d512/Kconfig.defconfig:11``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int
    	default 4000000
    	depends on BOARD_USB_KW24D512

----

At ``<Zephyr SoC>/arm/nxp_kinetis/Kconfig:59``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:38`` → ``<Zephyr SoC>/Kconfig:15`` → ``<BuildDir>/kconfig/Kconfig.soc.arch:2``

Menu path: (Top) → Hardware Configuration

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int "External oscillator frequency"
    	depends on HAS_OSC && SOC_FAMILY_KINETIS
    	help
    	  Set the external oscillator frequency in Hz. This should be set by the
    	  board's defconfig.

----

At ``<Zephyr SoC>/arm/nxp_kinetis/Kconfig:59``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:38`` → ``<Zephyr SoC>/Kconfig:18``

Menu path: (Top) → Hardware Configuration

.. code-block:: kconfig

    config OSC_XTAL0_FREQ
    	int "External oscillator frequency"
    	depends on HAS_OSC && SOC_FAMILY_KINETIS
    	help
    	  Set the external oscillator frequency in Hz. This should be set by the
    	  board's defconfig.

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