1 /* 2 * 3 * (C) Copyright 2000-2004 4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 5 * 6 * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. 7 * TsiChung Liew (Tsi-Chung.Liew@freescale.com) 8 * 9 * SPDX-License-Identifier: GPL-2.0+ 10 */ 11 12 /* CPU specific interrupt routine */ 13 #include <common.h> 14 #include <asm/immap.h> 15 #include <asm/io.h> 16 17 int interrupt_init(void) 18 { 19 int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); 20 21 /* Make sure all interrupts are disabled */ 22 setbits_be32(&intp->imrh0, 0xffffffff); 23 setbits_be32(&intp->imrl0, 0xffffffff); 24 25 enable_interrupts(); 26 return 0; 27 } 28 29 #if defined(CONFIG_MCFTMR) 30 void dtimer_intr_setup(void) 31 { 32 int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); 33 34 out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI); 35 clrbits_be32(&intp->imrh0, CONFIG_SYS_TMRINTR_MASK); 36 } 37 #endif 38