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# SPDX-License-Identifier: Apache-2.0 if SOC_SERIES_SAMD20 || SOC_SERIES_SAMD21 || SOC_SERIES_SAMR21 config SOC_ATMEL_SAMD_XOSC32K bool "Enable the external 32 kHz crystal oscillator" help Say y to enable the external 32 kHZ crystal oscillator at startup. This can then be selected as the main clock source for the SOC. config SOC_ATMEL_SAMD_XOSC bool "Enable the external crystal oscillator" help Say y to enable the external crystal oscillator at startup. choice prompt "Main clock source" help Selects the clock that the main clocks, such as the CPU clock and AHB clock, will be derived from. config SOC_ATMEL_SAMD_XOSC32K_AS_MAIN depends on SOC_ATMEL_SAMD_XOSC32K bool "XOSC32K" config SOC_ATMEL_SAMD_XOSC_AS_MAIN depends on SOC_ATMEL_SAMD_XOSC bool "XOSC" config SOC_ATMEL_SAMD_OSC8M_AS_MAIN bool "OSC8M" endchoice endif # SOC_SERIES_SAMD20 || SOC_SERIES_SAMD21 |