arch/sh/boards/mach-landisk/setup.c

   1 /*
   2  * arch/sh/boards/landisk/setup.c
   3  *
   4  * I-O DATA Device, Inc. LANDISK Support.
   5  *
   6  * Copyright (C) 2000 Kazumoto Kojima
   7  * Copyright (C) 2002 Paul Mundt
   8  * Copylight (C) 2002 Atom Create Engineering Co., Ltd.
   9  * Copyright (C) 2005-2007 kogiidena
  10  *
  11  * This file is subject to the terms and conditions of the GNU General Public
  12  * License.  See the file "COPYING" in the main directory of this archive
  13  * for more details.
  14  */
  15 #include <linux/init.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/ata_platform.h>
  18 #include <linux/pm.h>
  19 #include <linux/mm.h>
  20 #include <asm/machvec.h>
  21 #include <mach-landisk/mach/iodata_landisk.h>
  22 #include <asm/io.h>
  23
  24 void init_landisk_IRQ(void);
  25
  26 static void landisk_power_off(void)
  27 {
  28         ctrl_outb(0x01, PA_SHUTDOWN);
  29 }
  30
  31 static struct resource cf_ide_resources[3];
  32
  33 static struct pata_platform_info pata_info = {
  34         .ioport_shift   = 1,
  35 };
  36
  37 static struct platform_device cf_ide_device = {
  38         .name           = "pata_platform",
  39         .id             = -1,
  40         .num_resources  = ARRAY_SIZE(cf_ide_resources),
  41         .resource       = cf_ide_resources,
  42         .dev            = {
  43                 .platform_data = &pata_info,
  44         },
  45 };
  46
  47 static struct platform_device rtc_device = {
  48         .name           = "rs5c313",
  49         .id             = -1,
  50 };
  51
  52 static struct platform_device *landisk_devices[] __initdata = {
  53         &cf_ide_device,
  54         &rtc_device,
  55 };
  56
  57 static int __init landisk_devices_setup(void)
  58 {
  59         pgprot_t prot;
  60         unsigned long paddrbase;
  61         void *cf_ide_base;
  62
  63         /* open I/O area window */
  64         paddrbase = virt_to_phys((void *)PA_AREA5_IO);
  65         prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16);
  66         cf_ide_base = p3_ioremap(paddrbase, PAGE_SIZE, prot.pgprot);
  67         if (!cf_ide_base) {
  68                 printk("allocate_cf_area : can't open CF I/O window!\n");
  69                 return -ENOMEM;
  70         }
  71
  72         /* IDE cmd address : 0x1f0-0x1f7 and 0x3f6 */
  73         cf_ide_resources[0].start = (unsigned long)cf_ide_base + 0x40;
  74         cf_ide_resources[0].end   = (unsigned long)cf_ide_base + 0x40 + 0x0f;
  75         cf_ide_resources[0].flags = IORESOURCE_IO;
  76         cf_ide_resources[1].start = (unsigned long)cf_ide_base + 0x2c;
  77         cf_ide_resources[1].end   = (unsigned long)cf_ide_base + 0x2c + 0x03;
  78         cf_ide_resources[1].flags = IORESOURCE_IO;
  79         cf_ide_resources[2].start = IRQ_FATA;
  80         cf_ide_resources[2].flags = IORESOURCE_IRQ;
  81
  82         return platform_add_devices(landisk_devices,
  83                                     ARRAY_SIZE(landisk_devices));
  84 }
  85
  86 __initcall(landisk_devices_setup);
  87
  88 static void __init landisk_setup(char **cmdline_p)
  89 {
  90         /* LED ON */
  91         ctrl_outb(ctrl_inb(PA_LED) | 0x03, PA_LED);
  92
  93         printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n");
  94         pm_power_off = landisk_power_off;
  95 }
  96
  97 /*
  98  * The Machine Vector
  99  */
 100 static struct sh_machine_vector mv_landisk __initmv = {
 101         .mv_name = "LANDISK",
 102         .mv_nr_irqs = 72,
 103         .mv_setup = landisk_setup,
 104         .mv_init_irq = init_landisk_IRQ,
 105 };