forked from luck/tmp_suning_uos_patched
ba854e1841
Patch from Andrew Victor The AIC interrupt controller is the same on the Atmel AT91RM9200, AT91SAM9261 and AT91SAM9260 processors. This patch removes any RM9200-specific naming from the IRQ driver, and moves the AT91RM9200's default IRQ priority table into at91rm9200.c. Signed-off-by: Andrew Victor <andrew@sanpeople.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
155 lines
3.9 KiB
C
155 lines
3.9 KiB
C
/*
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* arch/arm/mach-at91rm9200/at91rm9200.c
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*
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* Copyright (C) 2005 SAN People
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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*/
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#include <linux/module.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/hardware.h>
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#include "generic.h"
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static struct map_desc at91rm9200_io_desc[] __initdata = {
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{
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.virtual = AT91_VA_BASE_SYS,
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.pfn = __phys_to_pfn(AT91_BASE_SYS),
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.length = SZ_4K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_SPI,
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.pfn = __phys_to_pfn(AT91_BASE_SPI),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_SSC2,
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.pfn = __phys_to_pfn(AT91_BASE_SSC2),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_SSC1,
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.pfn = __phys_to_pfn(AT91_BASE_SSC1),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_SSC0,
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.pfn = __phys_to_pfn(AT91_BASE_SSC0),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_US3,
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.pfn = __phys_to_pfn(AT91_BASE_US3),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_US2,
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.pfn = __phys_to_pfn(AT91_BASE_US2),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_US1,
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.pfn = __phys_to_pfn(AT91_BASE_US1),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_US0,
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.pfn = __phys_to_pfn(AT91_BASE_US0),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_EMAC,
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.pfn = __phys_to_pfn(AT91_BASE_EMAC),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_TWI,
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.pfn = __phys_to_pfn(AT91_BASE_TWI),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_MCI,
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.pfn = __phys_to_pfn(AT91_BASE_MCI),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_UDP,
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.pfn = __phys_to_pfn(AT91_BASE_UDP),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_TCB1,
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.pfn = __phys_to_pfn(AT91_BASE_TCB1),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_VA_BASE_TCB0,
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.pfn = __phys_to_pfn(AT91_BASE_TCB0),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_SRAM_VIRT_BASE,
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.pfn = __phys_to_pfn(AT91_SRAM_BASE),
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.length = AT91_SRAM_SIZE,
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.type = MT_DEVICE,
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},
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};
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void __init at91rm9200_map_io(void)
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{
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iotable_init(at91rm9200_io_desc, ARRAY_SIZE(at91rm9200_io_desc));
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}
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/*
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* The default interrupt priority levels (0 = lowest, 7 = highest).
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*/
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static unsigned int at91rm9200_default_irq_priority[NR_AIC_IRQS] __initdata = {
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7, /* Advanced Interrupt Controller (FIQ) */
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7, /* System Peripherals */
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0, /* Parallel IO Controller A */
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0, /* Parallel IO Controller B */
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0, /* Parallel IO Controller C */
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0, /* Parallel IO Controller D */
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6, /* USART 0 */
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6, /* USART 1 */
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6, /* USART 2 */
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6, /* USART 3 */
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0, /* Multimedia Card Interface */
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4, /* USB Device Port */
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0, /* Two-Wire Interface */
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6, /* Serial Peripheral Interface */
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5, /* Serial Synchronous Controller 0 */
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5, /* Serial Synchronous Controller 1 */
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5, /* Serial Synchronous Controller 2 */
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0, /* Timer Counter 0 */
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0, /* Timer Counter 1 */
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0, /* Timer Counter 2 */
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0, /* Timer Counter 3 */
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0, /* Timer Counter 4 */
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0, /* Timer Counter 5 */
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3, /* USB Host port */
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3, /* Ethernet MAC */
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0, /* Advanced Interrupt Controller (IRQ0) */
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0, /* Advanced Interrupt Controller (IRQ1) */
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0, /* Advanced Interrupt Controller (IRQ2) */
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0, /* Advanced Interrupt Controller (IRQ3) */
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0, /* Advanced Interrupt Controller (IRQ4) */
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0, /* Advanced Interrupt Controller (IRQ5) */
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0 /* Advanced Interrupt Controller (IRQ6) */
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};
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void __init at91rm9200_init_irq(unsigned int priority[NR_AIC_IRQS])
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{
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if (!priority)
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priority = at91rm9200_default_irq_priority;
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at91_aic_init(priority);
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}
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