LXR linux/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
  24static void landisk_power_off(void)
  25{
  26        __raw_writeb(0x01, PA_SHUTDOWN);
  27}
  28
  29static struct resource cf_ide_resources[3];
  30
  31static struct pata_platform_info pata_info = {
  32        .ioport_shift   = 1,
  33};
  34
  35static struct platform_device cf_ide_device = {
  36        .name           = "pata_platform",
  37        .id             = -1,
  38        .num_resources  = ARRAY_SIZE(cf_ide_resources),
  39        .resource       = cf_ide_resources,
  40        .dev            = {
  41                .platform_data = &pata_info,
  42        },
  43};
  44
  45static struct platform_device rtc_device = {
  46        .name           = "rs5c313",
  47        .id             = -1,
  48};
  49
  50static struct platform_device *landisk_devices[] __initdata = {
  51        &cf_ide_device,
  52        &rtc_device,
  53};
  54
  55static int __init landisk_devices_setup(void)
  56{
  57        pgprot_t prot;
  58        unsigned long paddrbase;
  59        void *cf_ide_base;
  60
  61        /* open I/O area window */
  62        paddrbase = virt_to_phys((void *)PA_AREA5_IO);
  63        prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16);
  64        cf_ide_base = ioremap_prot(paddrbase, PAGE_SIZE, pgprot_val(prot));
  65        if (!cf_ide_base) {
  66                printk("allocate_cf_area : can't open CF I/O window!\n");
  67                return -ENOMEM;
  68        }
  69
  70        /* IDE cmd address : 0x1f0-0x1f7 and 0x3f6 */
  71        cf_ide_resources[0].start = (unsigned long)cf_ide_base + 0x40;
  72        cf_ide_resources[0].end   = (unsigned long)cf_ide_base + 0x40 + 0x0f;
  73        cf_ide_resources[0].flags = IORESOURCE_IO;
  74        cf_ide_resources[1].start = (unsigned long)cf_ide_base + 0x2c;
  75        cf_ide_resources[1].end   = (unsigned long)cf_ide_base + 0x2c + 0x03;
  76        cf_ide_resources[1].flags = IORESOURCE_IO;
  77        cf_ide_resources[2].start = IRQ_FATA;
  78        cf_ide_resources[2].flags = IORESOURCE_IRQ;
  79
  80        return platform_add_devices(landisk_devices,
  81                                    ARRAY_SIZE(landisk_devices));
  82}
  83
  84device_initcall(landisk_devices_setup);
  85
  86static void __init landisk_setup(char **cmdline_p)
  87{
  88        /* LED ON */
  89        __raw_writeb(__raw_readb(PA_LED) | 0x03, PA_LED);
  90
  91        printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n");
  92        pm_power_off = landisk_power_off;
  93}
  94
  95/*
  96 * The Machine Vector
  97 */
  98static struct sh_machine_vector mv_landisk __initmv = {
  99        .mv_name = "LANDISK",
 100        .mv_setup = landisk_setup,
 101        .mv_init_irq = init_landisk_IRQ,
 102};
 103