54 lines
1.0 KiB
C
54 lines
1.0 KiB
C
/*
|
|
* Copyright (c) 2020, Seagate
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* @brief System/hardware module for nxp_lpc11u6x platform
|
|
*
|
|
* This module provides routines to initialize and support board-level
|
|
* hardware for the nxp_lpc11u6x platform.
|
|
*/
|
|
|
|
#include <kernel.h>
|
|
#include <device.h>
|
|
#include <init.h>
|
|
#include <soc.h>
|
|
#include <linker/sections.h>
|
|
#include <arch/cpu.h>
|
|
#include <aarch32/cortex_m/exc.h>
|
|
|
|
/**
|
|
*
|
|
* @brief Perform basic hardware initialization
|
|
*
|
|
* Initialize the interrupt controller device drivers.
|
|
* Also initialize the timer device driver, if required.
|
|
*
|
|
* @return 0
|
|
*/
|
|
|
|
static int nxp_lpc11u6x_init(struct device *arg)
|
|
{
|
|
ARG_UNUSED(arg);
|
|
|
|
/* old interrupt lock level */
|
|
unsigned int old_level;
|
|
|
|
/* disable interrupts */
|
|
old_level = irq_lock();
|
|
|
|
/* install default handler that simply resets the CPU if configured in
|
|
* the kernel, NOP otherwise
|
|
*/
|
|
NMI_INIT();
|
|
|
|
/* restore interrupt state */
|
|
irq_unlock(old_level);
|
|
|
|
return 0;
|
|
}
|
|
SYS_INIT(nxp_lpc11u6x_init, PRE_KERNEL_1, 0);
|