:orphan:

.. title:: CLOCK_STM32_PLL_PREDIV

.. option:: CONFIG_CLOCK_STM32_PLL_PREDIV

*PREDIV Prescaler*

Type: ``int``

Help
====

PREDIV is a PLL clock signal prescaler for the HSE output.
It is supported by those parts that do not support PREDIV1.
If configured on a non-supported part, this config will be ignored.
Allowed values: 1 - 16.

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

\ :option:`CLOCK_STM32_SYSCLK_SRC_PLL <CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL>` && (\ :option:`SOC_SERIES_STM32F0X <CONFIG_SOC_SERIES_STM32F0X>` || \ :option:`SOC_SERIES_STM32F3X <CONFIG_SOC_SERIES_STM32F3X>`) && \ :option:`CLOCK_CONTROL_STM32_CUBE <CONFIG_CLOCK_CONTROL_STM32_CUBE>` && \ :option:`CLOCK_CONTROL <CONFIG_CLOCK_CONTROL>`

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

Default
=======

- 1

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

.. highlight:: kconfig

At ``drivers/clock_control/Kconfig.stm32f0_f3:8``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:32`` → ``drivers/Kconfig:54`` → ``drivers/clock_control/Kconfig:25`` → ``drivers/clock_control/Kconfig.stm32:130``

Menu path: (Top) → Device Drivers → Hardware clock controller support → STM32 Reset & Clock Control

.. parsed-literal::

    config CLOCK_STM32_PLL_PREDIV
    	int "PREDIV Prescaler"
    	range 1 16
    	default 1
    	depends on \ :option:`CLOCK_STM32_SYSCLK_SRC_PLL <CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL>` && (\ :option:`SOC_SERIES_STM32F0X <CONFIG_SOC_SERIES_STM32F0X>` || \ :option:`SOC_SERIES_STM32F3X <CONFIG_SOC_SERIES_STM32F3X>`) && \ :option:`CLOCK_CONTROL_STM32_CUBE <CONFIG_CLOCK_CONTROL_STM32_CUBE>` && \ :option:`CLOCK_CONTROL <CONFIG_CLOCK_CONTROL>`
    	help
    	  PREDIV is a PLL clock signal prescaler for the HSE output.
    	  It is supported by those parts that do not support PREDIV1.
    	  If configured on a non-supported part, this config will be ignored.
    	  Allowed values: 1 - 16.

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