CONFIG_I2S_STM32_PLLI2S_PLLN

Multiplier factor for PLLI2S VCO output clock

Type: int

Help

Multiply factor for the audio PLL (PLLI2S) VCO output clock. PLLN factor should be selected to ensure that the VCO output frequency ranges from 100 to 432 MHz. Allowed values: 50-432

Direct dependencies

(I2S && BOARD_96B_ARGONKEY) || (I2S_STM32_USE_PLLI2S_ENABLE && I2S_STM32 && I2S)

(Includes any dependencies from if’s and menus.)

Kconfig definitions

At boards/arm/96b_argonkey/Kconfig.defconfig:61

Included via Kconfig:10Kconfig.zephyr:21

Menu path: (top menu)

config I2S_STM32_PLLI2S_PLLN
    int
    default 192 if I2S && BOARD_96B_ARGONKEY
    depends on I2S && BOARD_96B_ARGONKEY

At drivers/i2s/Kconfig.stm32:44

Included via Kconfig:10Kconfig.zephyr:35drivers/Kconfig:42drivers/i2s/Kconfig:29

Menu path: (top menu) → Device Drivers → I2S bus drivers → STM32 MCU I2S controller driver → Enable usage of PLL

config I2S_STM32_PLLI2S_PLLN
    int
    prompt "Multiplier factor for PLLI2S VCO output clock" if I2S_STM32_USE_PLLI2S_ENABLE && I2S_STM32 && I2S
    range 50 432 if I2S_STM32_USE_PLLI2S_ENABLE && I2S_STM32 && I2S
    default 56 if I2S_STM32_USE_PLLI2S_ENABLE && I2S_STM32 && I2S
    depends on I2S_STM32_USE_PLLI2S_ENABLE && I2S_STM32 && I2S
    help
      Multiply factor for the audio PLL (PLLI2S) VCO output clock.
      PLLN factor should be selected to ensure that the VCO
      output frequency ranges from 100 to 432 MHz.
      Allowed values: 50-432

(Definitions include propagated dependencies, including from if’s and menus.)