devices.c

Go to the documentation of this file.

/*
 * arch/arm/mach-ks8695/devices.c
 *
 * Copyright (C) 2006 Andrew Victor
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <linux/gpio.h>
#include <linux/platform_device.h>

#include <mach/irqs.h>
#include <mach/regs-wan.h>
#include <mach/regs-lan.h>
#include <mach/regs-hpna.h>
#include <mach/regs-switch.h>
#include <mach/regs-misc.h>


/* --------------------------------------------------------------------
 *  Ethernet
 * -------------------------------------------------------------------- */

static u64 eth_dmamask = 0xffffffffUL;

static struct resource ks8695_wan_resources[] = {
    [0] = {
        .start  = KS8695_WAN_PA,
        .end    = KS8695_WAN_PA + 0x00ff,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .name   = "WAN RX",
        .start  = KS8695_IRQ_WAN_RX_STATUS,
        .end    = KS8695_IRQ_WAN_RX_STATUS,
        .flags  = IORESOURCE_IRQ,
    },
    [2] = {
        .name   = "WAN TX",
        .start  = KS8695_IRQ_WAN_TX_STATUS,
        .end    = KS8695_IRQ_WAN_TX_STATUS,
        .flags  = IORESOURCE_IRQ,
    },
    [3] = {
        .name   = "WAN Link",
        .start  = KS8695_IRQ_WAN_LINK,
        .end    = KS8695_IRQ_WAN_LINK,
        .flags  = IORESOURCE_IRQ,
    },
    [4] = {
        .name   = "WAN PHY",
        .start  = KS8695_MISC_PA,
        .end    = KS8695_MISC_PA + 0x1f,
        .flags  = IORESOURCE_MEM,
    },
};

static struct platform_device ks8695_wan_device = {
    .name       = "ks8695_ether",
    .id     = 0,
    .dev        = {
                .dma_mask       = &eth_dmamask,
                .coherent_dma_mask  = 0xffffffff,
    },
    .resource   = ks8695_wan_resources,
    .num_resources  = ARRAY_SIZE(ks8695_wan_resources),
};


static struct resource ks8695_lan_resources[] = {
    [0] = {
        .start  = KS8695_LAN_PA,
        .end    = KS8695_LAN_PA + 0x00ff,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .name   = "LAN RX",
        .start  = KS8695_IRQ_LAN_RX_STATUS,
        .end    = KS8695_IRQ_LAN_RX_STATUS,
        .flags  = IORESOURCE_IRQ,
    },
    [2] = {
        .name   = "LAN TX",
        .start  = KS8695_IRQ_LAN_TX_STATUS,
        .end    = KS8695_IRQ_LAN_TX_STATUS,
        .flags  = IORESOURCE_IRQ,
    },
    [3] = {
        .name   = "LAN SWITCH",
        .start  = KS8695_SWITCH_PA,
        .end    = KS8695_SWITCH_PA + 0x4f,
        .flags  = IORESOURCE_MEM,
    },
};

static struct platform_device ks8695_lan_device = {
    .name       = "ks8695_ether",
    .id     = 1,
    .dev        = {
                .dma_mask       = &eth_dmamask,
                .coherent_dma_mask  = 0xffffffff,
    },
    .resource   = ks8695_lan_resources,
    .num_resources  = ARRAY_SIZE(ks8695_lan_resources),
};


static struct resource ks8695_hpna_resources[] = {
    [0] = {
        .start  = KS8695_HPNA_PA,
        .end    = KS8695_HPNA_PA + 0x00ff,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .name   = "HPNA RX",
        .start  = KS8695_IRQ_HPNA_RX_STATUS,
        .end    = KS8695_IRQ_HPNA_RX_STATUS,
        .flags  = IORESOURCE_IRQ,
    },
    [2] = {
        .name   = "HPNA TX",
        .start  = KS8695_IRQ_HPNA_TX_STATUS,
        .end    = KS8695_IRQ_HPNA_TX_STATUS,
        .flags  = IORESOURCE_IRQ,
    },
};

static struct platform_device ks8695_hpna_device = {
    .name       = "ks8695_ether",
    .id     = 2,
    .dev        = {
                .dma_mask       = &eth_dmamask,
                .coherent_dma_mask  = 0xffffffff,
    },
    .resource   = ks8695_hpna_resources,
    .num_resources  = ARRAY_SIZE(ks8695_hpna_resources),
};

void __init ks8695_add_device_wan(void)
{
    platform_device_register(&ks8695_wan_device);
}

void __init ks8695_add_device_lan(void)
{
    platform_device_register(&ks8695_lan_device);
}

void __init ks8696_add_device_hpna(void)
{
    platform_device_register(&ks8695_hpna_device);
}


/* --------------------------------------------------------------------
 *  Watchdog
 * -------------------------------------------------------------------- */

static struct platform_device ks8695_wdt_device = {
    .name       = "ks8695_wdt",
    .id     = -1,
    .num_resources  = 0,
};

static void __init ks8695_add_device_watchdog(void)
{
    platform_device_register(&ks8695_wdt_device);
}


/* -------------------------------------------------------------------- */

/*
 * These devices are always present and don't need any board-specific
 * setup.
 */
static int __init ks8695_add_standard_devices(void)
{
    ks8695_add_device_watchdog();
    return 0;
}

arch_initcall(ks8695_add_standard_devices);