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->imrh0, 0xffffffff); 20 setbits_be32(&intp->imrl0, 0xffffffff); 21 22 enable_interrupts(); 23 24 return 0; 25 } 26 27 #if defined(CONFIG_SLTTMR) 28 void dtimer_intr_setup(void) 29 { 30 int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); 31 32 out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI); 33 clrbits_be32(&intp->imrh0, CONFIG_SYS_TMRINTR_MASK); 34 } 35 #endif 36