git.oblomov.eu Git - linux-2.6/blob - arch/sh/boards/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/pata_platform.h>
  18 #include <linux/pm.h>
  19 #include <linux/mm.h>
  20 #include <asm/machvec.h>
  21 #include <asm/landisk/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 *landisk_devices[] __initdata = {
  48         &cf_ide_device,
  49 };
  50
  51 static int __init landisk_devices_setup(void)
  52 {
  53         pgprot_t prot;
  54         unsigned long paddrbase;
  55         void *cf_ide_base;
  56
  57         /* open I/O area window */
  58         paddrbase = virt_to_phys((void *)PA_AREA5_IO);
  59         prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16);
  60         cf_ide_base = p3_ioremap(paddrbase, PAGE_SIZE, prot.pgprot);
  61         if (!cf_ide_base) {
  62                 printk("allocate_cf_area : can't open CF I/O window!\n");
  63                 return -ENOMEM;
  64         }
  65
  66         /* IDE cmd address : 0x1f0-0x1f7 and 0x3f6 */
  67         cf_ide_resources[0].start = (unsigned long)cf_ide_base + 0x40;
  68         cf_ide_resources[0].end   = (unsigned long)cf_ide_base + 0x40 + 0x0f;
  69         cf_ide_resources[0].flags = IORESOURCE_IO;
  70         cf_ide_resources[1].start = (unsigned long)cf_ide_base + 0x2c;
  71         cf_ide_resources[1].end   = (unsigned long)cf_ide_base + 0x2c + 0x03;
  72         cf_ide_resources[1].flags = IORESOURCE_IO;
  73         cf_ide_resources[2].start = IRQ_FATA;
  74         cf_ide_resources[2].flags = IORESOURCE_IRQ;
  75
  76         return platform_add_devices(landisk_devices,
  77                                     ARRAY_SIZE(landisk_devices));
  78 }
  79
  80 __initcall(landisk_devices_setup);
  81
  82 static void __init landisk_setup(char **cmdline_p)
  83 {
  84         /* LED ON */
  85         ctrl_outb(ctrl_inb(PA_LED) | 0x03, PA_LED);
  86
  87         printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n");
  88         pm_power_off = landisk_power_off;
  89 }
  90
  91 /*
  92  * The Machine Vector
  93  */
  94 struct sh_machine_vector mv_landisk __initmv = {
  95         .mv_name = "LANDISK",
  96         .mv_setup = landisk_setup,
  97         .mv_init_irq = init_landisk_IRQ,
  98 };
  99 ALIAS_MV(landisk)