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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-08 14:38:42 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-08 14:38:42 -0400
commit49b75b87ce2dfbd99e59a50c3681b154d07e3a22 (patch)
treef14e1da19a13d87a512f9043c2f37fd75dd122b3 /include/asm-arm/arch-ebsa110/system.h
parentf1c7f79b6ab4f7ada002a0fae47f462ede6b6857 (diff)
parent097d9eb537ff4d88b74c3fe67392e27c478ca3c5 (diff)
Merge branch 'for-linus-merged' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus-merged' of master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 5177/1: arm/mach-sa1100/Makefile: remove CONFIG_SA1100_USB [ARM] 5166/1: magician: add MAINTAINERS entry [ARM] fix pnx4008 build errors [ARM] Fix SMP booting with non-zero PHYS_OFFSET [ARM] 5185/1: Fix spi num_chipselect for lubbock [ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach [ARM] Add support for arch/arm/mach-*/include and arch/arm/plat-*/include [ARM] Remove asm/hardware.h, use asm/arch/hardware.h instead [ARM] Eliminate useless includes of asm/mach-types.h [ARM] Fix circular include dependency with IRQ headers avr32: Use <mach/foo.h> instead of <asm/arch/foo.h> avr32: Introduce arch/avr32/mach-*/include/mach avr32: Move include/asm-avr32 to arch/avr32/include/asm [ARM] sa1100_wdt: use reset_status to remember watchdog reset status [ARM] pxa: introduce reset_status and clear_reset_status for driver's usage [ARM] pxa: introduce reset.h for reset specific header information
Diffstat (limited to 'include/asm-arm/arch-ebsa110/system.h')
-rw-r--r--include/asm-arm/arch-ebsa110/system.h39
1 files changed, 0 insertions, 39 deletions
diff --git a/include/asm-arm/arch-ebsa110/system.h b/include/asm-arm/arch-ebsa110/system.h
deleted file mode 100644
index d7c8fece0bc5..000000000000
--- a/include/asm-arm/arch-ebsa110/system.h
+++ /dev/null
@@ -1,39 +0,0 @@
1/*
2 * linux/include/asm-arm/arch-ebsa110/system.h
3 *
4 * Copyright (C) 1996-2000 Russell King.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef __ASM_ARCH_SYSTEM_H
11#define __ASM_ARCH_SYSTEM_H
12
13/*
14 * EBSA110 idling methodology:
15 *
16 * We can not execute the "wait for interrupt" instruction since that
17 * will stop our MCLK signal (which provides the clock for the glue
18 * logic, and therefore the timer interrupt).
19 *
20 * Instead, we spin, polling the IRQ_STAT register for the occurrence
21 * of any interrupt with core clock down to the memory clock.
22 */
23static inline void arch_idle(void)
24{
25 const char *irq_stat = (char *)0xff000000;
26
27 /* disable clock switching */
28 asm volatile ("mcr p15, 0, ip, c15, c2, 2" : : : "cc");
29
30 /* wait for an interrupt to occur */
31 while (!*irq_stat);
32
33 /* enable clock switching */
34 asm volatile ("mcr p15, 0, ip, c15, c1, 2" : : : "cc");
35}
36
37#define arch_reset(mode) cpu_reset(0x80000000)
38
39#endif