116 lines
2.8 KiB
Plaintext
116 lines
2.8 KiB
Plaintext
#
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# Copyright (c) 2016 Intel Corporation
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# Copyright (c) 2016, Freescale Semiconductor, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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config SOC_FAMILY_KINETIS
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bool
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# omit prompt to signify a "hidden" option
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default n
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if SOC_FAMILY_KINETIS
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config SOC_FAMILY
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string
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default "nxp_kinetis"
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endif
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source "arch/arm/soc/nxp_kinetis/*/Kconfig.soc"
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config SOC_PART_NUMBER
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string
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default SOC_PART_NUMBER_KINETIS_K6X if SOC_SERIES_KINETIS_K6X
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help
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This string holds the full part number of the SoC. It is a hidden option
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that you should not set directly. The part number selection choice defines
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the default value for this string.
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config HAS_OSC
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bool
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default n
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help
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Set if the oscillator (OSC) module is present in the SoC.
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config HAS_MCG
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bool
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default n
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help
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Set if the multipurpose clock generator (MCG) module is present in the SoC.
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config HAS_RNGA
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bool
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default n
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help
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Set if the random number generator accelerator (RNGA) module is present in the SoC.
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if HAS_OSC
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choice
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prompt "Oscillator Mode Selection"
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default OSC_EXTERNAL
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config OSC_EXTERNAL
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bool "External reference clock"
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help
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Set this option to use the oscillator in external reference clock mode.
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config OSC_LOW_POWER
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bool "Low power oscillator"
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help
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Set this option to use the oscillator in low-power mode.
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config OSC_HIGH_GAIN
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bool "High gain oscillator"
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help
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Set this option to use the oscillator in high-gain mode.
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endchoice
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config OSC_XTAL0_FREQ
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int "External oscillator frequency"
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help
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Set the external oscillator frequency in Hz. This should be set by the
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board's defconfig.
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endif # HAS_OSC
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if HAS_MCG
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config MCG_PRDIV0
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hex "PLL external reference divider"
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range 0 0x18
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default 0
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help
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Selects the amount to divide down the external reference clock for the PLL.
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The resulting frequency must be in the range of 2 MHz to 4 MHz.
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config MCG_VDIV0
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hex "VCO 0 divider"
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range 0 0x1F
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default 0
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help
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Selects the amount to divide the VCO output of the PLL. The VDIV 0 bits
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establish the multiplication factor (M) applied to the reference clock
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frequency.
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config MCG_FCRDIV
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int "Fast internal reference clock divider"
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range 0 7
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default 1
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help
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Selects the amount to divide down the fast internal reference clock. The
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resulting frequency must be in the range 31.25 kHz to 4 MHz.
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endif # HAS_MCG
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