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https://github.com/AsahiLinux/u-boot
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
/*
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* (C) Copyright 2000-2004
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
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* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <watchdog.h>
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#include <asm/processor.h>
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#include <asm/immap.h>
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#include <asm/io.h>
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#ifdef CONFIG_M5272
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int interrupt_init(void)
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{
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intctrl_t *intp = (intctrl_t *) (MMAP_INTC);
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/* disable all external interrupts */
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out_be32(&intp->int_icr1, 0x88888888);
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out_be32(&intp->int_icr2, 0x88888888);
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out_be32(&intp->int_icr3, 0x88888888);
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out_be32(&intp->int_icr4, 0x88888888);
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out_be32(&intp->int_pitr, 0x00000000);
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/* initialize vector register */
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out_8(&intp->int_pivr, 0x40);
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enable_interrupts();
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return 0;
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}
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#if defined(CONFIG_MCFTMR)
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void dtimer_intr_setup(void)
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{
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intctrl_t *intp = (intctrl_t *) (CONFIG_SYS_INTR_BASE);
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clrbits_be32(&intp->int_icr1, INT_ICR1_TMR3MASK);
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setbits_be32(&intp->int_icr1, CONFIG_SYS_TMRINTR_PRI);
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}
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#endif /* CONFIG_MCFTMR */
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#endif /* CONFIG_M5272 */
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#if defined(CONFIG_M5208) || defined(CONFIG_M5282) || \
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defined(CONFIG_M5271) || defined(CONFIG_M5275)
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int interrupt_init(void)
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{
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int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
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/* Make sure all interrupts are disabled */
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#if defined(CONFIG_M5208)
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out_be32(&intp->imrl0, 0xffffffff);
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out_be32(&intp->imrh0, 0xffffffff);
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#else
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setbits_be32(&intp->imrl0, 0x1);
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#endif
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enable_interrupts();
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return 0;
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}
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#if defined(CONFIG_MCFTMR)
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void dtimer_intr_setup(void)
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{
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int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
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out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI);
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clrbits_be32(&intp->imrl0, 0x00000001);
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clrbits_be32(&intp->imrl0, CONFIG_SYS_TMRINTR_MASK);
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}
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#endif /* CONFIG_MCFTMR */
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#endif /* CONFIG_M5282 | CONFIG_M5271 | CONFIG_M5275 */
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#if defined(CONFIG_M5249) || defined(CONFIG_M5253)
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int interrupt_init(void)
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{
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enable_interrupts();
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return 0;
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}
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#if defined(CONFIG_MCFTMR)
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void dtimer_intr_setup(void)
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{
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mbar_writeLong(MCFSIM_IMR, mbar_readLong(MCFSIM_IMR) & ~0x00000400);
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mbar_writeByte(MCFSIM_TIMER2ICR, CONFIG_SYS_TMRINTR_PRI);
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}
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#endif /* CONFIG_MCFTMR */
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#endif /* CONFIG_M5249 || CONFIG_M5253 */
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