kernel/arch/sh/boards/board-sh2007.c

   1 /*
   2  * SH-2007 board support.
   3  *
   4  * Copyright (C) 2003, 2004  SUGIOKA Toshinobu
   5  * Copyright (C) 2010  Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
   6  */
   7 #include <linux/init.h>
   8 #include <linux/irq.h>
   9 #include <linux/regulator/fixed.h>
  10 #include <linux/regulator/machine.h>
  11 #include <linux/smsc911x.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/ata_platform.h>
  14 #include <linux/io.h>
  15 #include <asm/machvec.h>
  16 #include <mach/sh2007.h>
  17
  18 /* Dummy supplies, where voltage doesn't matter */
  19 static struct regulator_consumer_supply dummy_supplies[] = {
  20         REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
  21         REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
  22         REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
  23         REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
  24 };
  25
  26 struct smsc911x_platform_config smc911x_info = {
  27         .flags          = SMSC911X_USE_32BIT,
  28         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  29         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
  30 };
  31
  32 static struct resource smsc9118_0_resources[] = {
  33         [0] = {
  34                 .start  = SMC0_BASE,
  35                 .end    = SMC0_BASE + 0xff,
  36                 .flags  = IORESOURCE_MEM,
  37         },
  38         [1] = {
  39                 .start  = evt2irq(0x240),
  40                 .end    = evt2irq(0x240),
  41                 .flags  = IORESOURCE_IRQ,
  42         }
  43 };
  44
  45 static struct resource smsc9118_1_resources[] = {
  46         [0] = {
  47                 .start  = SMC1_BASE,
  48                 .end    = SMC1_BASE + 0xff,
  49                 .flags  = IORESOURCE_MEM,
  50         },
  51         [1] = {
  52                 .start  = evt2irq(0x280),
  53                 .end    = evt2irq(0x280),
  54                 .flags  = IORESOURCE_IRQ,
  55         }
  56 };
  57
  58 static struct platform_device smsc9118_0_device = {
  59         .name           = "smsc911x",
  60         .id             = 0,
  61         .num_resources  = ARRAY_SIZE(smsc9118_0_resources),
  62         .resource       = smsc9118_0_resources,
  63         .dev = {
  64                 .platform_data = &smc911x_info,
  65         },
  66 };
  67
  68 static struct platform_device smsc9118_1_device = {
  69         .name           = "smsc911x",
  70         .id             = 1,
  71         .num_resources  = ARRAY_SIZE(smsc9118_1_resources),
  72         .resource       = smsc9118_1_resources,
  73         .dev = {
  74                 .platform_data = &smc911x_info,
  75         },
  76 };
  77
  78 static struct resource cf_resources[] = {
  79         [0] = {
  80                 .start  = CF_BASE + CF_OFFSET,
  81                 .end    = CF_BASE + CF_OFFSET + 0x0f,
  82                 .flags  = IORESOURCE_MEM,
  83         },
  84         [1] = {
  85                 .start  = CF_BASE + CF_OFFSET + 0x206,
  86                 .end    = CF_BASE + CF_OFFSET + 0x20f,
  87                 .flags  = IORESOURCE_MEM,
  88         },
  89         [2] = {
  90                 .start  = evt2irq(0x2c0),
  91                 .end    = evt2irq(0x2c0),
  92                 .flags  = IORESOURCE_IRQ,
  93         },
  94 };
  95
  96 static struct platform_device cf_device  = {
  97         .name           = "pata_platform",
  98         .id             = 0,
  99         .num_resources  = ARRAY_SIZE(cf_resources),
 100         .resource       = cf_resources,
 101 };
 102
 103 static struct platform_device *sh2007_devices[] __initdata = {
 104         &smsc9118_0_device,
 105         &smsc9118_1_device,
 106         &cf_device,
 107 };
 108
 109 static int __init sh2007_io_init(void)
 110 {
 111         regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
 112
 113         platform_add_devices(sh2007_devices, ARRAY_SIZE(sh2007_devices));
 114         return 0;
 115 }
 116 subsys_initcall(sh2007_io_init);
 117
 118 static void __init sh2007_init_irq(void)
 119 {
 120         plat_irq_setup_pins(IRQ_MODE_IRQ);
 121 }
 122
 123 /*
 124  * Initialize the board
 125  */
 126 static void __init sh2007_setup(char **cmdline_p)
 127 {
 128         printk(KERN_INFO "SH-2007 Setup...");
 129
 130         /* setup wait control registers for area 5 */
 131         __raw_writel(CS5BCR_D, CS5BCR);
 132         __raw_writel(CS5WCR_D, CS5WCR);
 133         __raw_writel(CS5PCR_D, CS5PCR);
 134
 135         printk(KERN_INFO " done.\n");
 136 }
 137
 138 /*
 139  * The Machine Vector
 140  */
 141 struct sh_machine_vector mv_sh2007 __initmv = {
 142         .mv_setup               = sh2007_setup,
 143         .mv_name                = "sh2007",
 144         .mv_init_irq            = sh2007_init_irq,
 145 };