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-rw-r--r--arch/arm/mach-aaec2000/core.c157
1 files changed, 0 insertions, 157 deletions
diff --git a/arch/arm/mach-aaec2000/core.c b/arch/arm/mach-aaec2000/core.c
deleted file mode 100644
index aece0cd4f0a..00000000000
--- a/arch/arm/mach-aaec2000/core.c
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- * linux/arch/arm/mach-aaec2000/core.c
- *
- * Code common to all AAEC-2000 machines
- *
- * Copyright (c) 2005 Nicolas Bellido Y Ortega
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include <linux/config.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <linux/timex.h>
-#include <linux/signal.h>
-
-#include <asm/hardware.h>
-#include <asm/irq.h>
-
-#include <asm/mach/irq.h>
-#include <asm/mach/time.h>
-#include <asm/mach/map.h>
-
-/*
- * Common I/O mapping:
- *
- * Static virtual address mappings are as follow:
- *
- * 0xf8000000-0xf8001ffff: Devices connected to APB bus
- * 0xf8002000-0xf8003ffff: Devices connected to AHB bus
- *
- * Below 0xe8000000 is reserved for vm allocation.
- *
- * The machine specific code must provide the extra mapping beside the
- * default mapping provided here.
- */
-static struct map_desc standard_io_desc[] __initdata = {
- /* virtual physical length type */
- { VIO_APB_BASE, PIO_APB_BASE, IO_APB_LENGTH, MT_DEVICE },
- { VIO_AHB_BASE, PIO_AHB_BASE, IO_AHB_LENGTH, MT_DEVICE }
-};
-
-void __init aaec2000_map_io(void)
-{
- iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc));
-}
-
-/*
- * Interrupt handling routines
- */
-static void aaec2000_int_ack(unsigned int irq)
-{
- IRQ_INTSR = 1 << irq;
-}
-
-static void aaec2000_int_mask(unsigned int irq)
-{
- IRQ_INTENC |= (1 << irq);
-}
-
-static void aaec2000_int_unmask(unsigned int irq)
-{
- IRQ_INTENS |= (1 << irq);
-}
-
-static struct irqchip aaec2000_irq_chip = {
- .ack = aaec2000_int_ack,
- .mask = aaec2000_int_mask,
- .unmask = aaec2000_int_unmask,
-};
-
-void __init aaec2000_init_irq(void)
-{
- unsigned int i;
-
- for (i = 0; i < NR_IRQS; i++) {
- set_irq_handler(i, do_level_IRQ);
- set_irq_chip(i, &aaec2000_irq_chip);
- set_irq_flags(i, IRQF_VALID);
- }
-
- /* Disable all interrupts */
- IRQ_INTENC = 0xffffffff;
-
- /* Clear any pending interrupts */
- IRQ_INTSR = IRQ_INTSR;
-}
-
-/*
- * Time keeping
- */
-/* IRQs are disabled before entering here from do_gettimeofday() */
-static unsigned long aaec2000_gettimeoffset(void)
-{
- unsigned long ticks_to_match, elapsed, usec;
-
- /* Get ticks before next timer match */
- ticks_to_match = TIMER1_LOAD - TIMER1_VAL;
-
- /* We need elapsed ticks since last match */
- elapsed = LATCH - ticks_to_match;
-
- /* Now, convert them to usec */
- usec = (unsigned long)(elapsed * (tick_nsec / 1000))/LATCH;
-
- return usec;
-}
-
-/* We enter here with IRQs enabled */
-static irqreturn_t
-aaec2000_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
-{
- /* TODO: Check timer accuracy */
- write_seqlock(&xtime_lock);
-
- timer_tick(regs);
- TIMER1_CLEAR = 1;
-
- write_sequnlock(&xtime_lock);
-
- return IRQ_HANDLED;
-}
-
-static struct irqaction aaec2000_timer_irq = {
- .name = "AAEC-2000 Timer Tick",
- .flags = SA_INTERRUPT | SA_TIMER,
- .handler = aaec2000_timer_interrupt,
-};
-
-static void __init aaec2000_timer_init(void)
-{
- /* Disable timer 1 */
- TIMER1_CTRL = 0;
-
- /* We have somehow to generate a 100Hz clock.
- * We then use the 508KHz timer in periodic mode.
- */
- TIMER1_LOAD = LATCH;
- TIMER1_CLEAR = 1; /* Clear interrupt */
-
- setup_irq(INT_TMR1_OFL, &aaec2000_timer_irq);
-
- TIMER1_CTRL = TIMER_CTRL_ENABLE |
- TIMER_CTRL_PERIODIC |
- TIMER_CTRL_CLKSEL_508K;
-}
-
-struct sys_timer aaec2000_timer = {
- .init = aaec2000_timer_init,
- .offset = aaec2000_gettimeoffset,
-};
-