choice prompt "NuttX platform" ---help--- This automatically gets set by the NuttX defconfig config ARCH_CHIP_UNSET bool "Unset" config ARCH_CHIP_STM32H7 bool "STM32H7" config ARCH_CHIP_STM32F7 bool "STM32F7" config ARCH_CHIP_STM32F4 bool "STM32F4" config ARCH_CHIP_IMXRT bool "IMXRT" config ARCH_CHIP_S32K3XX bool "S32K3XX" config ARCH_CHIP_RP2040 bool "RP2040" endchoice config BOARD_PWM_FREQ int "Board default PWM frequency" default 160000000 if ARCH_CHIP_S32K3XX default 1000000 if !ARCH_CHIP_S32K3XX ---help--- Board default PWM frequency