| # |
| # Copyright (c) 2016 Intel Corporation |
| # Copyright (c) 2016, Freescale Semiconductor, Inc. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| config SOC_FAMILY_KINETIS |
| bool |
| # omit prompt to signify a "hidden" option |
| default n |
| |
| if SOC_FAMILY_KINETIS |
| config SOC_FAMILY |
| string |
| default "nxp_kinetis" |
| endif |
| |
| source "arch/arm/soc/nxp_kinetis/*/Kconfig.soc" |
| |
| config SOC_PART_NUMBER |
| string |
| default SOC_PART_NUMBER_KINETIS_K6X if SOC_SERIES_KINETIS_K6X |
| help |
| This string holds the full part number of the SoC. It is a hidden option |
| that you should not set directly. The part number selection choice defines |
| the default value for this string. |
| |
| config HAS_OSC |
| bool |
| default n |
| help |
| Set if the oscillator (OSC) module is present in the SoC. |
| |
| config HAS_MCG |
| bool |
| default n |
| help |
| Set if the multipurpose clock generator (MCG) module is present in the SoC. |
| |
| config HAS_RNGA |
| bool |
| default n |
| help |
| Set if the random number generator accelerator (RNGA) 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. |
| |
| endif # HAS_MCG |