arch/sh/boards/se/770x/setup.c

   1 /*
   2  * linux/arch/sh/boards/se/770x/setup.c
   3  *
   4  * Copyright (C) 2000  Kazumoto Kojima
   5  *
   6  * Hitachi SolutionEngine Support.
   7  *
   8  */
   9 #include <linux/init.h>
  10 #include <linux/platform_device.h>
  11 #include <asm/machvec.h>
  12 #include <asm/se.h>
  13 #include <asm/io.h>
  14 #include <asm/smc37c93x.h>
  15
  16 void init_se_IRQ(void);
  17
  18 /*
  19  * Configure the Super I/O chip
  20  */
  21 static void __init smsc_config(int index, int data)
  22 {
  23         outb_p(index, INDEX_PORT);
  24         outb_p(data, DATA_PORT);
  25 }
  26
  27 /* XXX: Another candidate for a more generic cchip machine vector */
  28 static void __init smsc_setup(char **cmdline_p)
  29 {
  30         outb_p(CONFIG_ENTER, CONFIG_PORT);
  31         outb_p(CONFIG_ENTER, CONFIG_PORT);
  32
  33         /* FDC */
  34         smsc_config(CURRENT_LDN_INDEX, LDN_FDC);
  35         smsc_config(ACTIVATE_INDEX, 0x01);
  36         smsc_config(IRQ_SELECT_INDEX, 6); /* IRQ6 */
  37
  38         /* AUXIO (GPIO): to use IDE1 */
  39         smsc_config(CURRENT_LDN_INDEX, LDN_AUXIO);
  40         smsc_config(GPIO46_INDEX, 0x00); /* nIOROP */
  41         smsc_config(GPIO47_INDEX, 0x00); /* nIOWOP */
  42
  43         /* COM1 */
  44         smsc_config(CURRENT_LDN_INDEX, LDN_COM1);
  45         smsc_config(ACTIVATE_INDEX, 0x01);
  46         smsc_config(IO_BASE_HI_INDEX, 0x03);
  47         smsc_config(IO_BASE_LO_INDEX, 0xf8);
  48         smsc_config(IRQ_SELECT_INDEX, 4); /* IRQ4 */
  49
  50         /* COM2 */
  51         smsc_config(CURRENT_LDN_INDEX, LDN_COM2);
  52         smsc_config(ACTIVATE_INDEX, 0x01);
  53         smsc_config(IO_BASE_HI_INDEX, 0x02);
  54         smsc_config(IO_BASE_LO_INDEX, 0xf8);
  55         smsc_config(IRQ_SELECT_INDEX, 3); /* IRQ3 */
  56
  57         /* RTC */
  58         smsc_config(CURRENT_LDN_INDEX, LDN_RTC);
  59         smsc_config(ACTIVATE_INDEX, 0x01);
  60         smsc_config(IRQ_SELECT_INDEX, 8); /* IRQ8 */
  61
  62         /* XXX: PARPORT, KBD, and MOUSE will come here... */
  63         outb_p(CONFIG_EXIT, CONFIG_PORT);
  64 }
  65
  66 static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
  67
  68 static struct resource heartbeat_resources[] = {
  69         [0] = {
  70                 .start  = PA_LED,
  71                 .end    = PA_LED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
  72                 .flags  = IORESOURCE_MEM,
  73         },
  74 };
  75
  76 static struct platform_device heartbeat_device = {
  77         .name           = "heartbeat",
  78         .id             = -1,
  79         .dev    = {
  80                 .platform_data  = heartbeat_bit_pos,
  81         },
  82         .num_resources  = ARRAY_SIZE(heartbeat_resources),
  83         .resource       = heartbeat_resources,
  84 };
  85
  86 static struct platform_device *se_devices[] __initdata = {
  87         &heartbeat_device,
  88 };
  89
  90 static int __init se_devices_setup(void)
  91 {
  92         return platform_add_devices(se_devices, ARRAY_SIZE(se_devices));
  93 }
  94 __initcall(se_devices_setup);
  95
  96 /*
  97  * The Machine Vector
  98  */
  99 struct sh_machine_vector mv_se __initmv = {
 100         .mv_name                = "SolutionEngine",
 101         .mv_setup               = smsc_setup,
 102 #if defined(CONFIG_CPU_SH4)
 103         .mv_nr_irqs             = 48,
 104 #elif defined(CONFIG_CPU_SUBTYPE_SH7708)
 105         .mv_nr_irqs             = 32,
 106 #elif defined(CONFIG_CPU_SUBTYPE_SH7709)
 107         .mv_nr_irqs             = 61,
 108 #elif defined(CONFIG_CPU_SUBTYPE_SH7705)
 109         .mv_nr_irqs             = 86,
 110 #endif
 111
 112         .mv_inb                 = se_inb,
 113         .mv_inw                 = se_inw,
 114         .mv_inl                 = se_inl,
 115         .mv_outb                = se_outb,
 116         .mv_outw                = se_outw,
 117         .mv_outl                = se_outl,
 118
 119         .mv_inb_p               = se_inb_p,
 120         .mv_inw_p               = se_inw,
 121         .mv_inl_p               = se_inl,
 122         .mv_outb_p              = se_outb_p,
 123         .mv_outw_p              = se_outw,
 124         .mv_outl_p              = se_outl,
 125
 126         .mv_insb                = se_insb,
 127         .mv_insw                = se_insw,
 128         .mv_insl                = se_insl,
 129         .mv_outsb               = se_outsb,
 130         .mv_outsw               = se_outsw,
 131         .mv_outsl               = se_outsl,
 132
 133         .mv_init_irq            = init_se_IRQ,
 134 };
 135 ALIAS_MV(se)