# Copyright (c) 2019 ML!PA Consulting GmbH # Copyright (c) 2024-2025 Gerson Fernando Budke # SPDX-License-Identifier: Apache-2.0 if SOC_SERIES_SAMD51 || SOC_SERIES_SAME51 || SOC_SERIES_SAME53 || SOC_SERIES_SAME54 config SOC_ATMEL_SAMD5X_XOSC32K bool "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_SAMD5X_XOSC32K_STARTUP depends on SOC_ATMEL_SAMD5X_XOSC32K hex "Startup time external 32 kHz crystal oscillator" range 0x0 0x6 default 0x1 help Selects the startup time for the external 32 kHz crystal oscillator. config SOC_ATMEL_SAMD5X_XOSC32K_CRYSTAL bool "External 32.768 kHz clock is a crystal oscillator" depends on SOC_ATMEL_SAMD5X_XOSC32K default y help Enable the crystal oscillator (if disabled, expect a clock signal on XIN32). config SOC_ATMEL_SAMD5X_XOSC32K_GAIN_HS bool "XOSC32 High Speed gain" depends on SOC_ATMEL_SAMD5X_XOSC32K help When this option is selected the gain is set High Speed instead standard. DT_ATMEL_RTC := $(dt_nodelabel_path,rtc) DT_ATMEL_RTC_COUNTER_CLOCK_MODE := $(dt_node_str_prop_equals,$(DT_ATMEL_RTC),counter-mode,clock) config SOC_ATMEL_SAMD5X_OSC32K_PRESCALER int "XOSC32 Generic Clock Prescaler" range 1 512 default 32 if "$(DT_ATMEL_RTC_COUNTER_CLOCK_MODE)" default 1 help Configure the prescaler for the generic clock output connected on the xosc32 or osculp32k. When using RTC in calendar mode the GCLK should be divided by 32 to RTC receive the 1024 Hz reference clock. choice prompt "Main clock source" default SOC_ATMEL_SAMD5X_DEFAULT_AS_MAIN help Selects the clock that the main clocks, such as the CPU clock and AHB clock, will be derived from. config SOC_ATMEL_SAMD5X_DEFAULT_AS_MAIN bool "DEFAULT" help This choice will leave all clocks to their current state. This can be the default reset state or a state set by a bootloader. config SOC_ATMEL_SAMD5X_XOSC32K_AS_MAIN depends on SOC_ATMEL_SAMD5X_XOSC32K bool "XOSC32K" config SOC_ATMEL_SAMD5X_OSCULP32K_AS_MAIN bool "OSCULP32K" endchoice endif