1/*
 2 * arch/sh/boards/mach-landisk/irq.c
 3 *
 4 * I-O DATA Device, Inc. LANDISK Support
 5 *
 6 * Copyright (C) 2005-2007 kogiidena
 7 * Copyright (C) 2011 Nobuhiro Iwamatsu
 8 *
 9 * Copyright (C) 2001  Ian da Silva, Jeremy Siegel
10 * Based largely on io_se.c.
11 *
12 * This file is subject to the terms and conditions of the GNU General Public
13 * License.  See the file "COPYING" in the main directory of this archive
14 * for more details.
15 */
16
17#include <linux/init.h>
18#include <linux/irq.h>
19#include <linux/interrupt.h>
20#include <linux/io.h>
21#include <mach-landisk/mach/iodata_landisk.h>
22
23enum {
24	UNUSED = 0,
25
26	PCI_INTA, /* PCI int A */
27	PCI_INTB, /* PCI int B */
28	PCI_INTC, /* PCI int C */
29	PCI_INTD, /* PCI int D */
30	ATA,	  /* ATA */
31	FATA,	  /* CF */
32	POWER,	  /* Power swtich */
33	BUTTON,	  /* Button swtich */
34};
35
36/* Vectors for LANDISK */
37static struct intc_vect vectors_landisk[] __initdata = {
38	INTC_IRQ(PCI_INTA, IRQ_PCIINTA),
39	INTC_IRQ(PCI_INTB, IRQ_PCIINTB),
40	INTC_IRQ(PCI_INTC, IRQ_PCIINTC),
41	INTC_IRQ(PCI_INTD, IRQ_PCIINTD),
42	INTC_IRQ(ATA, IRQ_ATA),
43	INTC_IRQ(FATA, IRQ_FATA),
44	INTC_IRQ(POWER, IRQ_POWER),
45	INTC_IRQ(BUTTON, IRQ_BUTTON),
46};
47
48/* IRLMSK mask register layout for LANDISK */
49static struct intc_mask_reg mask_registers_landisk[] __initdata = {
50	{ PA_IMASK, 0, 8, /* IRLMSK */
51	  {  BUTTON, POWER, FATA, ATA,
52	     PCI_INTD, PCI_INTC, PCI_INTB, PCI_INTA,
53	  }
54	},
55};
56
57static DECLARE_INTC_DESC(intc_desc_landisk, "landisk", vectors_landisk, NULL,
58			mask_registers_landisk, NULL, NULL);
59/*
60 * Initialize IRQ setting
61 */
62void __init init_landisk_IRQ(void)
63{
64	register_intc_controller(&intc_desc_landisk);
65	__raw_writeb(0x00, PA_PWRINT_CLR);
66}

 1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * arch/sh/boards/mach-landisk/irq.c
 4 *
 5 * I-O DATA Device, Inc. LANDISK Support
 6 *
 7 * Copyright (C) 2005-2007 kogiidena
 8 * Copyright (C) 2011 Nobuhiro Iwamatsu
 9 *
10 * Copyright (C) 2001  Ian da Silva, Jeremy Siegel
11 * Based largely on io_se.c.
 
 
 
 
12 */
13
14#include <linux/init.h>
15#include <linux/irq.h>
16#include <linux/interrupt.h>
17#include <linux/io.h>
18#include <mach-landisk/mach/iodata_landisk.h>
19
20enum {
21	UNUSED = 0,
22
23	PCI_INTA, /* PCI int A */
24	PCI_INTB, /* PCI int B */
25	PCI_INTC, /* PCI int C */
26	PCI_INTD, /* PCI int D */
27	ATA,	  /* ATA */
28	FATA,	  /* CF */
29	POWER,	  /* Power switch */
30	BUTTON,	  /* Button switch */
31};
32
33/* Vectors for LANDISK */
34static struct intc_vect vectors_landisk[] __initdata = {
35	INTC_IRQ(PCI_INTA, IRQ_PCIINTA),
36	INTC_IRQ(PCI_INTB, IRQ_PCIINTB),
37	INTC_IRQ(PCI_INTC, IRQ_PCIINTC),
38	INTC_IRQ(PCI_INTD, IRQ_PCIINTD),
39	INTC_IRQ(ATA, IRQ_ATA),
40	INTC_IRQ(FATA, IRQ_FATA),
41	INTC_IRQ(POWER, IRQ_POWER),
42	INTC_IRQ(BUTTON, IRQ_BUTTON),
43};
44
45/* IRLMSK mask register layout for LANDISK */
46static struct intc_mask_reg mask_registers_landisk[] __initdata = {
47	{ PA_IMASK, 0, 8, /* IRLMSK */
48	  {  BUTTON, POWER, FATA, ATA,
49	     PCI_INTD, PCI_INTC, PCI_INTB, PCI_INTA,
50	  }
51	},
52};
53
54static DECLARE_INTC_DESC(intc_desc_landisk, "landisk", vectors_landisk, NULL,
55			mask_registers_landisk, NULL, NULL);
56/*
57 * Initialize IRQ setting
58 */
59void __init init_landisk_IRQ(void)
60{
61	register_intc_controller(&intc_desc_landisk);
62	__raw_writeb(0x00, PA_PWRINT_CLR);
63}