1 /* 2 * 3 * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. 4 * TsiChung Liew (Tsi-Chung.Liew@freescale.com) 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 /* CPU specific interrupt routine */ 10 #include <common.h> 11 #include <asm/immap.h> 12 #include <asm/io.h> 13 14 int interrupt_init(void) 15 { 16 int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); 17 18 /* Make sure all interrupts are disabled */ 19 setbits_be32(&intp->imrl0, 0x1); 20 21 enable_interrupts(); 22 return 0; 23 } 24 25 #if defined(CONFIG_MCFTMR) 26 void dtimer_intr_setup(void) 27 { 28 int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); 29 30 out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI); 31 clrbits_be32(&intp->imrl0, INTC_IPRL_INT0); 32 clrbits_be32(&intp->imrl0, CONFIG_SYS_TMRINTR_MASK); 33 } 34 #endif 35