45 lines
1,009 B
C
45 lines
1,009 B
C
/*
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* linux/arch/sh/boards/se/7721/irq.c
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*
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* Copyright (C) 2008 Renesas Solutions Corp.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/init.h>
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#include <linux/irq.h>
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#include <linux/interrupt.h>
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#include <linux/io.h>
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#include <mach-se/mach/se7721.h>
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enum {
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UNUSED = 0,
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/* board specific interrupt sources */
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MRSHPC,
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};
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static struct intc_vect vectors[] __initdata = {
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INTC_IRQ(MRSHPC, MRSHPC_IRQ0),
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};
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static struct intc_prio_reg prio_registers[] __initdata = {
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{ FPGA_ILSR6, 0, 8, 4, /* IRLMSK */
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{ 0, MRSHPC } },
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};
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static DECLARE_INTC_DESC(intc_desc, "SE7721", vectors,
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NULL, NULL, prio_registers, NULL);
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/*
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* Initialize IRQ setting
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*/
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void __init init_se7721_IRQ(void)
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{
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/* PPCR */
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ctrl_outw(ctrl_inw(0xa4050118) & ~0x00ff, 0xa4050118);
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register_intc_controller(&intc_desc);
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intc_set_priority(MRSHPC_IRQ0, 0xf - MRSHPC_IRQ0);
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}
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