soc/arm/nxp_kinetis/Kconfig

# Copyright (c) 2016 Intel Corporation
# Copyright (c) 2016, Freescale Semiconductor, Inc.
# SPDX-License-Identifier: Apache-2.0

config SOC_FAMILY_KINETIS
	bool
	select HAS_SEGGER_RTT

if SOC_FAMILY_KINETIS

config SOC_FAMILY
	string
	default "nxp_kinetis"

source "soc/arm/nxp_kinetis/*/Kconfig.soc"

config SOC_PART_NUMBER
	default SOC_PART_NUMBER_KINETIS_K2X if SOC_SERIES_KINETIS_K2X
	default SOC_PART_NUMBER_KINETIS_K6X if SOC_SERIES_KINETIS_K6X
	default SOC_PART_NUMBER_KINETIS_K8X if SOC_SERIES_KINETIS_K8X
	default SOC_PART_NUMBER_KINETIS_KWX if SOC_SERIES_KINETIS_KWX
	default SOC_PART_NUMBER_KINETIS_KL2X if SOC_SERIES_KINETIS_KL2X
	default SOC_PART_NUMBER_KINETIS_KE1XF if SOC_SERIES_KINETIS_KE1XF
	default SOC_PART_NUMBER_KINETIS_KV5X if SOC_SERIES_KINETIS_KV5X

config HAS_OSC
	bool
	help
	  Set if the oscillator (OSC) module is present in the SoC.

config HAS_MCG
	bool
	help
	  Set if the multipurpose clock generator (MCG) module is present in the SoC.

if HAS_OSC

choice
	prompt "Oscillator Mode Selection"
	default OSC_EXTERNAL

config OSC_EXTERNAL
	bool "External reference clock"
	help
	  Set this option to use the oscillator in external reference clock mode.

config OSC_LOW_POWER
	bool "Low power oscillator"
	help
	  Set this option to use the oscillator in low-power mode.

config OSC_HIGH_GAIN
	bool "High gain oscillator"
	help
	  Set this option to use the oscillator in high-gain mode.

endchoice

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

endif # HAS_OSC

if HAS_MCG

config MCG_PRDIV0
	hex "PLL external reference divider"
	range 0 0x18
	default 0
	help
	  Selects the amount to divide down the external reference clock for the PLL.
	  The resulting frequency must be in the range of 2 MHz to 4 MHz.

config MCG_VDIV0
	hex "VCO 0 divider"
	range 0 0x1F
	default 0
	help
	  Selects the amount to divide the VCO output of the PLL. The VDIV 0 bits
	  establish the multiplication factor (M) applied to the reference clock
	  frequency.

config MCG_FCRDIV
	int "Fast internal reference clock divider"
	range 0 7
	default 1
	help
	  Selects the amount to divide down the fast internal reference clock. The
	  resulting frequency must be in the range 31.25 kHz to 4 MHz.

config MCG_FRDIV
	int "FLL external reference divider"
	range 0 7
	default 0
	help
	  Selects the amount to divide down the external reference clock for the
	  FLL. The resulting frequency must be in the range 31.25 kHz to 39.0625
	  kHz.

endif # HAS_MCG

config KINETIS_FLASH_CONFIG
	bool "Kinetis flash configuration field"
	default y if XIP && !BOOTLOADER_MCUBOOT
	help
	  Include the 16-byte flash configuration field that stores default
	  protection settings (loaded on reset) and security information that
	  allows the MCU to restrict access to the FTFx module.

if KINETIS_FLASH_CONFIG

config KINETIS_FLASH_CONFIG_OFFSET
	hex "Kinetis flash configuration field offset"
	default 0x400

config KINETIS_FLASH_CONFIG_FSEC
	hex "Flash security byte (FSEC)"
	range 0 0xff
	default 0xfe
	help
	  Configures the reset value of the FSEC register, which includes
	  backdoor key access, mass erase, factory access, and flash security
	  options.

config KINETIS_FLASH_CONFIG_FOPT
	hex "Flash nonvolatile option byte (FOPT)"
	range 0 0xff
	default 0xff
	help
	  Configures the reset value of the FOPT register, which includes boot,
	  NMI, and EzPort options.

config KINETIS_FLASH_CONFIG_FEPROT
	hex "EEPROM protection byte (FEPROT)"
	range 0 0xff
	default 0xff
	help
	  Configures the reset value of the FEPROT register for FlexNVM
	  devices. For program flash only devices, this byte is reserved.

config KINETIS_FLASH_CONFIG_FDPROT
	hex "Data flash protection byte (FDPROT)"
	range 0 0xff
	default 0xff
	help
	  Configures the reset value of the FDPROT register for FlexNVM
	  devices. For program flash only devices, this byte is reserved.

endif # KINETIS_FLASH_CONFIG

config WDOG_INIT
	bool
	default !BOOTLOADER_MCUBOOT
	help
	  This processor enables the watchdog timer with a short
	  window for configuration upon reset. Therefore, this
	  requires that the watchdog be configured during reset
	  handling.

endif # SOC_FAMILY_KINETIS