u-boot/arch/m68k/cpu/mcf523x/interrupts.c

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// SPDX-License-Identifier: GPL-2.0+
/*
*
* Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*/
/* CPU specific interrupt routine */
#include <common.h>
#include <asm/immap.h>
#include <asm/io.h>
int interrupt_init(void)
{
int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
/* Make sure all interrupts are disabled */
setbits_be32(&intp->imrl0, 0x1);
enable_interrupts();
return 0;
}
#if defined(CONFIG_MCFTMR)
void dtimer_intr_setup(void)
{
int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI);
clrbits_be32(&intp->imrl0, INTC_IPRL_INT0);
clrbits_be32(&intp->imrl0, CONFIG_SYS_TMRINTR_MASK);
}
#endif