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at91rm9200.c

/*
 * arch/arm/mach-at91rm9200/at91rm9200.c
 *
 *  Copyright (C) 2005 SAN People
 *
 * 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.
 *
 */

#include <linux/module.h>

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

#include <asm/hardware.h>
#include "generic.h"

static struct map_desc at91rm9200_io_desc[] __initdata = {
      {
            .virtual    = AT91_VA_BASE_SYS,
            .pfn        = __phys_to_pfn(AT91_BASE_SYS),
            .length           = SZ_4K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_SPI,
            .pfn        = __phys_to_pfn(AT91_BASE_SPI),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_SSC2,
            .pfn        = __phys_to_pfn(AT91_BASE_SSC2),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_SSC1,
            .pfn        = __phys_to_pfn(AT91_BASE_SSC1),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_SSC0,
            .pfn        = __phys_to_pfn(AT91_BASE_SSC0),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_US3,
            .pfn        = __phys_to_pfn(AT91_BASE_US3),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_US2,
            .pfn        = __phys_to_pfn(AT91_BASE_US2),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_US1,
            .pfn        = __phys_to_pfn(AT91_BASE_US1),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_US0,
            .pfn        = __phys_to_pfn(AT91_BASE_US0),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_EMAC,
            .pfn        = __phys_to_pfn(AT91_BASE_EMAC),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_TWI,
            .pfn        = __phys_to_pfn(AT91_BASE_TWI),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_MCI,
            .pfn        = __phys_to_pfn(AT91_BASE_MCI),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_UDP,
            .pfn        = __phys_to_pfn(AT91_BASE_UDP),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_TCB1,
            .pfn        = __phys_to_pfn(AT91_BASE_TCB1),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_VA_BASE_TCB0,
            .pfn        = __phys_to_pfn(AT91_BASE_TCB0),
            .length           = SZ_16K,
            .type       = MT_DEVICE,
      }, {
            .virtual    = AT91_SRAM_VIRT_BASE,
            .pfn        = __phys_to_pfn(AT91_SRAM_BASE),
            .length           = AT91_SRAM_SIZE,
            .type       = MT_DEVICE,
      },
};

void __init at91rm9200_map_io(void)
{
      iotable_init(at91rm9200_io_desc, ARRAY_SIZE(at91rm9200_io_desc));
}

/*
 * The default interrupt priority levels (0 = lowest, 7 = highest).
 */
static unsigned int at91rm9200_default_irq_priority[NR_AIC_IRQS] __initdata = {
      7,    /* Advanced Interrupt Controller (FIQ) */
      7,    /* System Peripherals */
      0,    /* Parallel IO Controller A */
      0,    /* Parallel IO Controller B */
      0,    /* Parallel IO Controller C */
      0,    /* Parallel IO Controller D */
      6,    /* USART 0 */
      6,    /* USART 1 */
      6,    /* USART 2 */
      6,    /* USART 3 */
      0,    /* Multimedia Card Interface */
      4,    /* USB Device Port */
      0,    /* Two-Wire Interface */
      6,    /* Serial Peripheral Interface */
      5,    /* Serial Synchronous Controller 0 */
      5,    /* Serial Synchronous Controller 1 */
      5,    /* Serial Synchronous Controller 2 */
      0,    /* Timer Counter 0 */
      0,    /* Timer Counter 1 */
      0,    /* Timer Counter 2 */
      0,    /* Timer Counter 3 */
      0,    /* Timer Counter 4 */
      0,    /* Timer Counter 5 */
      3,    /* USB Host port */
      3,    /* Ethernet MAC */
      0,    /* Advanced Interrupt Controller (IRQ0) */
      0,    /* Advanced Interrupt Controller (IRQ1) */
      0,    /* Advanced Interrupt Controller (IRQ2) */
      0,    /* Advanced Interrupt Controller (IRQ3) */
      0,    /* Advanced Interrupt Controller (IRQ4) */
      0,    /* Advanced Interrupt Controller (IRQ5) */
      0     /* Advanced Interrupt Controller (IRQ6) */
};

void __init at91rm9200_init_irq(unsigned int priority[NR_AIC_IRQS])
{
      if (!priority)
            priority = at91rm9200_default_irq_priority;

      at91_aic_init(priority);
}

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