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versatile_pb.c

/*
 *  linux/arch/arm/mach-versatile/versatile_pb.c
 *
 *  Copyright (C) 2004 ARM Limited
 *  Copyright (C) 2000 Deep Blue Solutions Ltd
 *
 * 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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 <linux/init.h>
#include <linux/device.h>
#include <linux/sysdev.h>
#include <linux/amba/bus.h>

#include <asm/hardware.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mach-types.h>

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

#include "core.h"

#if 1
#define IRQ_MMCI1A      IRQ_VICSOURCE23
#else
#define IRQ_MMCI1A      IRQ_SIC_MMCI1A
#endif

static struct mmc_platform_data mmc1_plat_data = {
      .ocr_mask   = MMC_VDD_32_33|MMC_VDD_33_34,
      .status           = mmc_status,
};

#define UART3_IRQ { IRQ_SIC_UART3, NO_IRQ }
#define UART3_DMA { 0x86, 0x87 }
#define SCI1_IRQ  { IRQ_SIC_SCI3, NO_IRQ }
#define SCI1_DMA  { 0x88, 0x89 }
#define MMCI1_IRQ { IRQ_MMCI1A, IRQ_SIC_MMCI1B }
#define MMCI1_DMA { 0x85, 0 }

/*
 * These devices are connected via the core APB bridge
 */
#define GPIO2_IRQ { IRQ_GPIOINT2, NO_IRQ }
#define GPIO2_DMA { 0, 0 }
#define GPIO3_IRQ { IRQ_GPIOINT3, NO_IRQ }
#define GPIO3_DMA { 0, 0 }

/*
 * These devices are connected via the DMA APB bridge
 */

/* FPGA Primecells */
AMBA_DEVICE(uart3, "fpga:09", UART3,    NULL);
AMBA_DEVICE(sci1,  "fpga:0a", SCI1,     NULL);
AMBA_DEVICE(mmc1,  "fpga:0b", MMCI1,    &mmc1_plat_data);

/* DevChip Primecells */
AMBA_DEVICE(gpio2, "dev:e6",  GPIO2,    NULL);
AMBA_DEVICE(gpio3, "dev:e7",  GPIO3,    NULL);

static struct amba_device *amba_devs[] __initdata = {
      &uart3_device,
      &gpio2_device,
      &gpio3_device,
      &sci1_device,
      &mmc1_device,
};

static int __init versatile_pb_init(void)
{
      int i;

      if (machine_is_versatile_pb()) {
            for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
                  struct amba_device *d = amba_devs[i];
                  amba_device_register(d, &iomem_resource);
            }
      }

      return 0;
}

arch_initcall(versatile_pb_init);

MACHINE_START(VERSATILE_PB, "ARM-Versatile PB")
      /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
      .phys_io    = 0x101f1000,
      .io_pg_offst      = ((0xf11f1000) >> 18) & 0xfffc,
      .boot_params      = 0x00000100,
      .map_io           = versatile_map_io,
      .init_irq   = versatile_init_irq,
      .timer            = &versatile_timer,
      .init_machine     = versatile_init,
MACHINE_END

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