arch/sh/boards/board-sh2007.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * SH-2007 board support.
   4  *
   5  * Copyright (C) 2003, 2004  SUGIOKA Toshinobu
   6  * Copyright (C) 2010  Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
   7  */
   8 #include <linux/init.h>
   9 #include <linux/irq.h>
  10 #include <linux/regulator/fixed.h>
  11 #include <linux/regulator/machine.h>
  12 #include <linux/smsc911x.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/ata_platform.h>
  15 #include <linux/io.h>
  16 #include <asm/machvec.h>
  17 #include <mach/sh2007.h>
  18
  19 /* Dummy supplies, where voltage doesn't matter */
  20 static struct regulator_consumer_supply dummy_supplies[] = {
  21         REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
  22         REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
  23         REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
  24         REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
  25 };
  26
  27 struct smsc911x_platform_config smc911x_info = {
  28         .flags          = SMSC911X_USE_32BIT,
  29         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  30         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
  31 };
  32
  33 static struct resource smsc9118_0_resources[] = {
  34         [0] = {
  35                 .start  = SMC0_BASE,
  36                 .end    = SMC0_BASE + 0xff,
  37                 .flags  = IORESOURCE_MEM,
  38         },
  39         [1] = {
  40                 .start  = evt2irq(0x240),
  41                 .end    = evt2irq(0x240),
  42                 .flags  = IORESOURCE_IRQ,
  43         }
  44 };
  45
  46 static struct resource smsc9118_1_resources[] = {
  47         [0] = {
  48                 .start  = SMC1_BASE,
  49                 .end    = SMC1_BASE + 0xff,
  50                 .flags  = IORESOURCE_MEM,
  51         },
  52         [1] = {
  53                 .start  = evt2irq(0x280),
  54                 .end    = evt2irq(0x280),
  55                 .flags  = IORESOURCE_IRQ,
  56         }
  57 };
  58
  59 static struct platform_device smsc9118_0_device = {
  60         .name           = "smsc911x",
  61         .id             = 0,
  62         .num_resources  = ARRAY_SIZE(smsc9118_0_resources),
  63         .resource       = smsc9118_0_resources,
  64         .dev = {
  65                 .platform_data = &smc911x_info,
  66         },
  67 };
  68
  69 static struct platform_device smsc9118_1_device = {
  70         .name           = "smsc911x",
  71         .id             = 1,
  72         .num_resources  = ARRAY_SIZE(smsc9118_1_resources),
  73         .resource       = smsc9118_1_resources,
  74         .dev = {
  75                 .platform_data = &smc911x_info,
  76         },
  77 };
  78
  79 static struct resource cf_resources[] = {
  80         [0] = {
  81                 .start  = CF_BASE + CF_OFFSET,
  82                 .end    = CF_BASE + CF_OFFSET + 0x0f,
  83                 .flags  = IORESOURCE_MEM,
  84         },
  85         [1] = {
  86                 .start  = CF_BASE + CF_OFFSET + 0x206,
  87                 .end    = CF_BASE + CF_OFFSET + 0x20f,
  88                 .flags  = IORESOURCE_MEM,
  89         },
  90         [2] = {
  91                 .start  = evt2irq(0x2c0),
  92                 .end    = evt2irq(0x2c0),
  93                 .flags  = IORESOURCE_IRQ,
  94         },
  95 };
  96
  97 static struct platform_device cf_device  = {
  98         .name           = "pata_platform",
  99         .id             = 0,
 100         .num_resources  = ARRAY_SIZE(cf_resources),
 101         .resource       = cf_resources,
 102 };
 103
 104 static struct platform_device *sh2007_devices[] __initdata = {
 105         &smsc9118_0_device,
 106         &smsc9118_1_device,
 107         &cf_device,
 108 };
 109
 110 static int __init sh2007_io_init(void)
 111 {
 112         regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
 113
 114         platform_add_devices(sh2007_devices, ARRAY_SIZE(sh2007_devices));
 115         return 0;
 116 }
 117 subsys_initcall(sh2007_io_init);
 118
 119 static void __init sh2007_init_irq(void)
 120 {
 121         plat_irq_setup_pins(IRQ_MODE_IRQ);
 122 }
 123
 124 /*
 125  * Initialize the board
 126  */
 127 static void __init sh2007_setup(char **cmdline_p)
 128 {
 129         pr_info("SH-2007 Setup...");
 130
 131         /* setup wait control registers for area 5 */
 132         __raw_writel(CS5BCR_D, CS5BCR);
 133         __raw_writel(CS5WCR_D, CS5WCR);
 134         __raw_writel(CS5PCR_D, CS5PCR);
 135
 136         pr_cont(" done.\n");
 137 }
 138
 139 /*
 140  * The Machine Vector
 141  */
 142 struct sh_machine_vector mv_sh2007 __initmv = {
 143         .mv_setup               = sh2007_setup,
 144         .mv_name                = "sh2007",
 145         .mv_init_irq            = sh2007_init_irq,
 146 };