1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  *
4  * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
5  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
6  */
7 
8 /* CPU specific interrupt routine */
9 #include <common.h>
10 #include <irq_func.h>
11 #include <asm/immap.h>
12 #include <asm/io.h>
13 
interrupt_init(void)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)
dtimer_intr_setup(void)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