diff options
Diffstat (limited to 'arch/arm/mach-s3c2412/sleep.S')
| -rw-r--r-- | arch/arm/mach-s3c2412/sleep.S | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/arm/mach-s3c2412/sleep.S b/arch/arm/mach-s3c2412/sleep.S deleted file mode 100644 index c82418ed714..00000000000 --- a/arch/arm/mach-s3c2412/sleep.S +++ /dev/null @@ -1,68 +0,0 @@ -/* linux/arch/arm/mach-s3c2412/sleep.S - * - * Copyright (c) 2007 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2412 Power Manager low-level sleep support - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -*/ - -#include <linux/linkage.h> -#include <asm/assembler.h> -#include <mach/hardware.h> -#include <mach/map.h> - -#include <mach/regs-irq.h> - - .text - - .global s3c2412_sleep_enter - -s3c2412_sleep_enter: - mov r0, #0 /* argument for coprocessors */ - ldr r1, =S3C2410_INTPND - ldr r2, =S3C2410_SRCPND - ldr r3, =S3C2410_EINTPEND - - teq r0, r0 - bl s3c2412_sleep_enter1 - teq pc, r0 - bl s3c2412_sleep_enter1 - - .align 5 - - /* this is called twice, first with the Z flag to ensure that the - * instructions have been loaded into the cache, and the second - * time to try and suspend the system. - */ -s3c2412_sleep_enter1: - mcr p15, 0, r0, c7, c10, 4 - mcrne p15, 0, r0, c7, c0, 4 - - /* if we return from here, it is because an interrupt was - * active when we tried to shutdown. Try and ack the IRQ and - * retry, as simply returning causes the system to lock. - */ - - ldrne r9, [ r1 ] - strne r9, [ r1 ] - ldrne r9, [ r2 ] - strne r9, [ r2 ] - ldrne r9, [ r3 ] - strne r9, [ r3 ] - bne s3c2412_sleep_enter1 - - mov pc, r14 |