2014-10-21 04:28:05 +00:00
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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2014-12-25 17:49:15 +00:00
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* Copyright (C) 2014 Broadcom Corporation
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* Author: Kevin Cernekee <cernekee@gmail.com>
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2014-10-21 04:28:05 +00:00
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*/
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2014-12-25 17:49:15 +00:00
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#include <linux/of.h>
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#include <linux/irqchip.h>
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2014-10-21 04:28:05 +00:00
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#include <asm/bmips.h>
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2014-12-25 17:49:15 +00:00
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#include <asm/irq.h>
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2014-10-21 04:28:05 +00:00
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#include <asm/irq_cpu.h>
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2014-12-25 17:49:15 +00:00
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#include <asm/time.h>
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2014-10-21 04:28:05 +00:00
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2015-11-22 14:30:14 +00:00
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static const struct of_device_id smp_intc_dt_match[] = {
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{ .compatible = "brcm,bcm7038-l1-intc" },
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{ .compatible = "brcm,bcm6345-l1-intc" },
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{}
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};
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2014-10-21 04:28:05 +00:00
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unsigned int get_c0_compare_int(void)
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{
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return CP0_LEGACY_COMPARE_IRQ;
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}
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2014-12-25 17:49:15 +00:00
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void __init arch_init_irq(void)
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2014-10-21 04:28:05 +00:00
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{
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2014-12-25 17:49:15 +00:00
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struct device_node *dn;
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2014-10-21 04:28:05 +00:00
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2015-11-22 14:30:14 +00:00
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/* Only these controllers support SMP IRQ affinity */
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dn = of_find_matching_node(NULL, smp_intc_dt_match);
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2014-12-25 17:49:15 +00:00
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if (dn)
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of_node_put(dn);
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else
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bmips_tp1_irqs = 0;
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2014-10-21 04:28:05 +00:00
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2014-12-25 17:49:15 +00:00
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irqchip_init();
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2014-10-21 04:28:05 +00:00
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}
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2015-07-07 21:17:33 +00:00
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IRQCHIP_DECLARE(mips_cpu_intc, "mti,cpu-interrupt-controller",
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2014-12-25 17:49:15 +00:00
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mips_cpu_irq_of_init);
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