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

   1 /* $Id: setup.c,v 1.3 2003/05/04 19:29:47 lethal Exp $
   2  *
   3  * linux/arch/sh/boards/se/770x/setup.c
   4  *
   5  * Copyright (C) 2000  Kazumoto Kojima
   6  *
   7  * Hitachi SolutionEngine Support.
   8  *
   9  */
  10 #include <linux/init.h>
  11 #include <asm/machvec.h>
  12 #include <asm/se.h>
  13 #include <asm/io.h>
  14 #include <asm/smc37c93x.h>
  15
  16 void heartbeat_se(void);
  17 void init_se_IRQ(void);
  18
  19 /*
  20  * Configure the Super I/O chip
  21  */
  22 static void __init smsc_config(int index, int data)
  23 {
  24         outb_p(index, INDEX_PORT);
  25         outb_p(data, DATA_PORT);
  26 }
  27
  28 /* XXX: Another candidate for a more generic cchip machine vector */
  29 static void __init smsc_setup(char **cmdline_p)
  30 {
  31         outb_p(CONFIG_ENTER, CONFIG_PORT);
  32         outb_p(CONFIG_ENTER, CONFIG_PORT);
  33
  34         /* FDC */
  35         smsc_config(CURRENT_LDN_INDEX, LDN_FDC);
  36         smsc_config(ACTIVATE_INDEX, 0x01);
  37         smsc_config(IRQ_SELECT_INDEX, 6); /* IRQ6 */
  38
  39         /* IDE1 */
  40         smsc_config(CURRENT_LDN_INDEX, LDN_IDE1);
  41         smsc_config(ACTIVATE_INDEX, 0x01);
  42         smsc_config(IRQ_SELECT_INDEX, 14); /* IRQ14 */
  43
  44         /* AUXIO (GPIO): to use IDE1 */
  45         smsc_config(CURRENT_LDN_INDEX, LDN_AUXIO);
  46         smsc_config(GPIO46_INDEX, 0x00); /* nIOROP */
  47         smsc_config(GPIO47_INDEX, 0x00); /* nIOWOP */
  48
  49         /* COM1 */
  50         smsc_config(CURRENT_LDN_INDEX, LDN_COM1);
  51         smsc_config(ACTIVATE_INDEX, 0x01);
  52         smsc_config(IO_BASE_HI_INDEX, 0x03);
  53         smsc_config(IO_BASE_LO_INDEX, 0xf8);
  54         smsc_config(IRQ_SELECT_INDEX, 4); /* IRQ4 */
  55
  56         /* COM2 */
  57         smsc_config(CURRENT_LDN_INDEX, LDN_COM2);
  58         smsc_config(ACTIVATE_INDEX, 0x01);
  59         smsc_config(IO_BASE_HI_INDEX, 0x02);
  60         smsc_config(IO_BASE_LO_INDEX, 0xf8);
  61         smsc_config(IRQ_SELECT_INDEX, 3); /* IRQ3 */
  62
  63         /* RTC */
  64         smsc_config(CURRENT_LDN_INDEX, LDN_RTC);
  65         smsc_config(ACTIVATE_INDEX, 0x01);
  66         smsc_config(IRQ_SELECT_INDEX, 8); /* IRQ8 */
  67
  68         /* XXX: PARPORT, KBD, and MOUSE will come here... */
  69         outb_p(CONFIG_EXIT, CONFIG_PORT);
  70 }
  71
  72 /*
  73  * The Machine Vector
  74  */
  75 struct sh_machine_vector mv_se __initmv = {
  76         .mv_name                = "SolutionEngine",
  77         .mv_setup               = smsc_setup,
  78 #if defined(CONFIG_CPU_SH4)
  79         .mv_nr_irqs             = 48,
  80 #elif defined(CONFIG_CPU_SUBTYPE_SH7708)
  81         .mv_nr_irqs             = 32,
  82 #elif defined(CONFIG_CPU_SUBTYPE_SH7709)
  83         .mv_nr_irqs             = 61,
  84 #elif defined(CONFIG_CPU_SUBTYPE_SH7705)
  85         .mv_nr_irqs             = 86,
  86 #endif
  87
  88         .mv_inb                 = se_inb,
  89         .mv_inw                 = se_inw,
  90         .mv_inl                 = se_inl,
  91         .mv_outb                = se_outb,
  92         .mv_outw                = se_outw,
  93         .mv_outl                = se_outl,
  94
  95         .mv_inb_p               = se_inb_p,
  96         .mv_inw_p               = se_inw,
  97         .mv_inl_p               = se_inl,
  98         .mv_outb_p              = se_outb_p,
  99         .mv_outw_p              = se_outw,
 100         .mv_outl_p              = se_outl,
 101
 102         .mv_insb                = se_insb,
 103         .mv_insw                = se_insw,
 104         .mv_insl                = se_insl,
 105         .mv_outsb               = se_outsb,
 106         .mv_outsw               = se_outsw,
 107         .mv_outsl               = se_outsl,
 108
 109         .mv_init_irq            = init_se_IRQ,
 110 #ifdef CONFIG_HEARTBEAT
 111         .mv_heartbeat           = heartbeat_se,
 112 #endif
 113 };
 114 ALIAS_MV(se)