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setup.c

/*
 * linux/arch/sh/boards/se/770x/setup.c
 *
 * Copyright (C) 2000  Kazumoto Kojima
 *
 * Hitachi SolutionEngine Support.
 *
 */
#include <linux/init.h>
#include <linux/platform_device.h>
#include <asm/machvec.h>
#include <asm/se.h>
#include <asm/io.h>
#include <asm/smc37c93x.h>
#include <asm/heartbeat.h>

void init_se_IRQ(void);

/*
 * Configure the Super I/O chip
 */
static void __init smsc_config(int index, int data)
{
      outb_p(index, INDEX_PORT);
      outb_p(data, DATA_PORT);
}

/* XXX: Another candidate for a more generic cchip machine vector */
static void __init smsc_setup(char **cmdline_p)
{
      outb_p(CONFIG_ENTER, CONFIG_PORT);
      outb_p(CONFIG_ENTER, CONFIG_PORT);

      /* FDC */
      smsc_config(CURRENT_LDN_INDEX, LDN_FDC);
      smsc_config(ACTIVATE_INDEX, 0x01);
      smsc_config(IRQ_SELECT_INDEX, 6); /* IRQ6 */

      /* AUXIO (GPIO): to use IDE1 */
      smsc_config(CURRENT_LDN_INDEX, LDN_AUXIO);
      smsc_config(GPIO46_INDEX, 0x00); /* nIOROP */
      smsc_config(GPIO47_INDEX, 0x00); /* nIOWOP */

      /* COM1 */
      smsc_config(CURRENT_LDN_INDEX, LDN_COM1);
      smsc_config(ACTIVATE_INDEX, 0x01);
      smsc_config(IO_BASE_HI_INDEX, 0x03);
      smsc_config(IO_BASE_LO_INDEX, 0xf8);
      smsc_config(IRQ_SELECT_INDEX, 4); /* IRQ4 */

      /* COM2 */
      smsc_config(CURRENT_LDN_INDEX, LDN_COM2);
      smsc_config(ACTIVATE_INDEX, 0x01);
      smsc_config(IO_BASE_HI_INDEX, 0x02);
      smsc_config(IO_BASE_LO_INDEX, 0xf8);
      smsc_config(IRQ_SELECT_INDEX, 3); /* IRQ3 */

      /* RTC */
      smsc_config(CURRENT_LDN_INDEX, LDN_RTC);
      smsc_config(ACTIVATE_INDEX, 0x01);
      smsc_config(IRQ_SELECT_INDEX, 8); /* IRQ8 */

      /* XXX: PARPORT, KBD, and MOUSE will come here... */
      outb_p(CONFIG_EXIT, CONFIG_PORT);
}


static struct resource cf_ide_resources[] = {
      [0] = {
            .start  = PA_MRSHPC_IO + 0x1f0,
            .end    = PA_MRSHPC_IO + 0x1f0 + 8,
            .flags  = IORESOURCE_MEM,
      },
      [1] = {
            .start  = PA_MRSHPC_IO + 0x1f0 + 0x206,
            .end    = PA_MRSHPC_IO + 0x1f0 +8 + 0x206 + 8,
            .flags  = IORESOURCE_MEM,
      },
      [2] = {
            .start  = IRQ_CFCARD,
            .flags  = IORESOURCE_IRQ,
      },
};

static struct platform_device cf_ide_device  = {
      .name           = "pata_platform",
      .id             = -1,
      .num_resources  = ARRAY_SIZE(cf_ide_resources),
      .resource       = cf_ide_resources,
};

static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };

static struct heartbeat_data heartbeat_data = {
      .bit_pos    = heartbeat_bit_pos,
      .nr_bits    = ARRAY_SIZE(heartbeat_bit_pos),
      .regsize    = 16,
};

static struct resource heartbeat_resources[] = {
      [0] = {
            .start      = PA_LED,
            .end  = PA_LED,
            .flags      = IORESOURCE_MEM,
      },
};

static struct platform_device heartbeat_device = {
      .name       = "heartbeat",
      .id         = -1,
      .dev  = {
            .platform_data    = &heartbeat_data,
      },
      .num_resources    = ARRAY_SIZE(heartbeat_resources),
      .resource   = heartbeat_resources,
};

static struct platform_device *se_devices[] __initdata = {
      &heartbeat_device,
      &cf_ide_device,
};

static int __init se_devices_setup(void)
{
      return platform_add_devices(se_devices, ARRAY_SIZE(se_devices));
}
device_initcall(se_devices_setup);

/*
 * The Machine Vector
 */
static struct sh_machine_vector mv_se __initmv = {
      .mv_name          = "SolutionEngine",
      .mv_setup         = smsc_setup,
#if defined(CONFIG_CPU_SH4)
      .mv_nr_irqs       = 48,
#elif defined(CONFIG_CPU_SUBTYPE_SH7708)
      .mv_nr_irqs       = 32,
#elif defined(CONFIG_CPU_SUBTYPE_SH7709)
      .mv_nr_irqs       = 61,
#elif defined(CONFIG_CPU_SUBTYPE_SH7705)
      .mv_nr_irqs       = 86,
#elif defined(CONFIG_CPU_SUBTYPE_SH7710) || defined(CONFIG_CPU_SUBTYPE_SH7712)
      .mv_nr_irqs             = 104,
#endif

      .mv_inb                 = se_inb,
      .mv_inw                 = se_inw,
      .mv_inl                 = se_inl,
      .mv_outb          = se_outb,
      .mv_outw          = se_outw,
      .mv_outl          = se_outl,

      .mv_inb_p         = se_inb_p,
      .mv_inw_p         = se_inw,
      .mv_inl_p         = se_inl,
      .mv_outb_p        = se_outb_p,
      .mv_outw_p        = se_outw,
      .mv_outl_p        = se_outl,

      .mv_insb          = se_insb,
      .mv_insw          = se_insw,
      .mv_insl          = se_insl,
      .mv_outsb         = se_outsb,
      .mv_outsw         = se_outsw,
      .mv_outsl         = se_outsl,

      .mv_init_irq            = init_se_IRQ,
};

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