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authorArnd Bergmann <arnd@arndb.de>2012-03-21 14:27:34 +0000
committerArnd Bergmann <arnd@arndb.de>2012-03-21 14:27:34 +0000
commit2cbe23e3a432e3d09a849adb197c8fcc09e7391d (patch)
tree711fe5845c4c7e7eaf8c57a597d86c0f9dda5b06 /arch/arm/mach-ebsa110/include/mach
parentb2f1df8d2fc14bf7e6d9d967043d4b60c2efd8dc (diff)
parented1b4acc43b0c3289faa30cf184f322ab70a5be3 (diff)
downloadblackbird-op-linux-2cbe23e3a432e3d09a849adb197c8fcc09e7391d.tar.gz
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Merge branch 'tegra/cleanups' into next/timer
Conflicts: arch/arm/mach-tegra/Makefile arch/arm/mach-vexpress/core.h The tegra Makefile was changed in four different branches in the same line. This merge should reduce the amount of churn. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-ebsa110/include/mach')
-rw-r--r--arch/arm/mach-ebsa110/include/mach/entry-macro.S6
-rw-r--r--arch/arm/mach-ebsa110/include/mach/system.h37
2 files changed, 0 insertions, 43 deletions
diff --git a/arch/arm/mach-ebsa110/include/mach/entry-macro.S b/arch/arm/mach-ebsa110/include/mach/entry-macro.S
index cc3e5992f6b3..14b110de78a9 100644
--- a/arch/arm/mach-ebsa110/include/mach/entry-macro.S
+++ b/arch/arm/mach-ebsa110/include/mach/entry-macro.S
@@ -12,16 +12,10 @@
#define IRQ_STAT 0xff000000 /* read */
- .macro disable_fiq
- .endm
-
.macro get_irqnr_preamble, base, tmp
mov \base, #IRQ_STAT
.endm
- .macro arch_ret_to_user, tmp1, tmp2
- .endm
-
.macro get_irqnr_and_base, irqnr, stat, base, tmp
ldrb \stat, [\base] @ get interrupts
mov \irqnr, #0
diff --git a/arch/arm/mach-ebsa110/include/mach/system.h b/arch/arm/mach-ebsa110/include/mach/system.h
deleted file mode 100644
index 2e4af65edb6f..000000000000
--- a/arch/arm/mach-ebsa110/include/mach/system.h
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * arch/arm/mach-ebsa110/include/mach/system.h
- *
- * Copyright (C) 1996-2000 Russell King.
- *
- * 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.
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-/*
- * EBSA110 idling methodology:
- *
- * We can not execute the "wait for interrupt" instruction since that
- * will stop our MCLK signal (which provides the clock for the glue
- * logic, and therefore the timer interrupt).
- *
- * Instead, we spin, polling the IRQ_STAT register for the occurrence
- * of any interrupt with core clock down to the memory clock.
- */
-static inline void arch_idle(void)
-{
- const char *irq_stat = (char *)0xff000000;
-
- /* disable clock switching */
- asm volatile ("mcr p15, 0, ip, c15, c2, 2" : : : "cc");
-
- /* wait for an interrupt to occur */
- while (!*irq_stat);
-
- /* enable clock switching */
- asm volatile ("mcr p15, 0, ip, c15, c1, 2" : : : "cc");
-}
-
-#endif
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