zephyr/soc/ambiq/apollo4x/soc.c

27 lines
529 B
C

/*
* Copyright (c) 2023 Antmicro <www.antmicro.com>
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/init.h>
#include <am_mcu_apollo.h>
extern void ambiq_power_init(void);
void soc_early_init_hook(void)
{
/* Initialize for low power in the power control block */
am_hal_pwrctrl_low_power_init();
/* Enable SIMOBUCK for the Apollo4 Family */
am_hal_pwrctrl_control(AM_HAL_PWRCTRL_CONTROL_SIMOBUCK_INIT, 0);
/* Disable the RTC. */
am_hal_rtc_osc_disable();
#ifdef CONFIG_PM
ambiq_power_init();
#endif
}