board-sh2007.c

Go to the documentation of this file.

/*
 * SH-2007 board support.
 *
 * Copyright (C) 2003, 2004  SUGIOKA Toshinobu
 * Copyright (C) 2010  Hitoshi Mitake <[email protected]>
 */
#include <linux/init.h>
#include <linux/irq.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/smsc911x.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/io.h>
#include <asm/machvec.h>
#include <mach/sh2007.h>

/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply dummy_supplies[] = {
    REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
    REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
    REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
    REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
};

struct smsc911x_platform_config smc911x_info = {
    .flags      = SMSC911X_USE_32BIT,
    .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
    .irq_type   = SMSC911X_IRQ_TYPE_PUSH_PULL,
};

static struct resource smsc9118_0_resources[] = {
    [0] = {
        .start  = SMC0_BASE,
        .end    = SMC0_BASE + 0xff,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .start  = evt2irq(0x240),
        .end    = evt2irq(0x240),
        .flags  = IORESOURCE_IRQ,
    }
};

static struct resource smsc9118_1_resources[] = {
    [0] = {
        .start  = SMC1_BASE,
        .end    = SMC1_BASE + 0xff,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .start  = evt2irq(0x280),
        .end    = evt2irq(0x280),
        .flags  = IORESOURCE_IRQ,
    }
};

static struct platform_device smsc9118_0_device = {
    .name       = "smsc911x",
    .id     = 0,
    .num_resources  = ARRAY_SIZE(smsc9118_0_resources),
    .resource   = smsc9118_0_resources,
    .dev = {
        .platform_data = &smc911x_info,
    },
};

static struct platform_device smsc9118_1_device = {
    .name       = "smsc911x",
    .id     = 1,
    .num_resources  = ARRAY_SIZE(smsc9118_1_resources),
    .resource   = smsc9118_1_resources,
    .dev = {
        .platform_data = &smc911x_info,
    },
};

static struct resource cf_resources[] = {
    [0] = {
        .start  = CF_BASE + CF_OFFSET,
        .end    = CF_BASE + CF_OFFSET + 0x0f,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .start  = CF_BASE + CF_OFFSET + 0x206,
        .end    = CF_BASE + CF_OFFSET + 0x20f,
        .flags  = IORESOURCE_MEM,
    },
    [2] = {
        .start  = evt2irq(0x2c0),
        .end    = evt2irq(0x2c0),
        .flags  = IORESOURCE_IRQ,
    },
};

static struct platform_device cf_device  = {
    .name       = "pata_platform",
    .id     = 0,
    .num_resources  = ARRAY_SIZE(cf_resources),
    .resource   = cf_resources,
};

static struct platform_device *sh2007_devices[] __initdata = {
    &smsc9118_0_device,
    &smsc9118_1_device,
    &cf_device,
};

static int __init sh2007_io_init(void)
{
    regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));

    platform_add_devices(sh2007_devices, ARRAY_SIZE(sh2007_devices));
    return 0;
}
subsys_initcall(sh2007_io_init);

static void __init sh2007_init_irq(void)
{
    plat_irq_setup_pins(IRQ_MODE_IRQ);
}

/*
 * Initialize the board
 */
static void __init sh2007_setup(char **cmdline_p)
{
    printk(KERN_INFO "SH-2007 Setup...");

    /* setup wait control registers for area 5 */
    __raw_writel(CS5BCR_D, CS5BCR);
    __raw_writel(CS5WCR_D, CS5WCR);
    __raw_writel(CS5PCR_D, CS5PCR);

    printk(KERN_INFO " done.\n");
}

/*
 * The Machine Vector
 */
struct sh_machine_vector mv_sh2007 __initmv = {
    .mv_setup       = sh2007_setup,
    .mv_name        = "sh2007",
    .mv_init_irq        = sh2007_init_irq,
};