mirror of
https://github.com/RIOT-OS/RIOT.git
synced 2024-12-29 04:50:03 +01:00
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/*
|
|
* Copyright (C) 2017 SKF AB
|
|
*
|
|
* This file is subject to the terms and conditions of the GNU Lesser General
|
|
* Public License v2.1. See the file LICENSE in the top level directory for more
|
|
* details.
|
|
*/
|
|
|
|
/**
|
|
* @ingroup cpu_kinetis
|
|
* @{
|
|
*
|
|
* @file
|
|
* @brief Kinetis CPU initialization
|
|
*
|
|
* @author Joakim Nohlgård <joakim.nohlgard@eistec.se>
|
|
* @}
|
|
*/
|
|
|
|
#include "cpu.h"
|
|
#include "periph/init.h"
|
|
#ifdef MODULE_PERIPH_MCG
|
|
#include "mcg.h"
|
|
#endif
|
|
|
|
/**
|
|
* @brief Initialize the CPU, set IRQ priorities
|
|
*/
|
|
void cpu_init(void)
|
|
{
|
|
/* initialize the Cortex-M core */
|
|
cortexm_init();
|
|
#ifdef SMC
|
|
/* Clear LLS protection */
|
|
/* Clear VLPS, VLPW, VLPR protection */
|
|
/* Note: This register can only be written once after each reset, so we must
|
|
* enable all power modes that we wish to use. */
|
|
SMC->PMPROT |= SMC_PMPROT_ALLS_MASK | SMC_PMPROT_AVLP_MASK;
|
|
#endif
|
|
#ifdef MODULE_PERIPH_MCG
|
|
/* initialize the CPU clocking provided by the MCG module */
|
|
kinetis_mcg_init();
|
|
#endif
|
|
/* trigger static peripheral initialization */
|
|
periph_init();
|
|
}
|