diff options
Diffstat (limited to 'arch/arm/mach-s3c/sleep-s3c2412.S')
| -rw-r--r-- | arch/arm/mach-s3c/sleep-s3c2412.S | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/arch/arm/mach-s3c/sleep-s3c2412.S b/arch/arm/mach-s3c/sleep-s3c2412.S deleted file mode 100644 index b4b61737fbb2..000000000000 --- a/arch/arm/mach-s3c/sleep-s3c2412.S +++ /dev/null @@ -1,53 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (c) 2007 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2412 Power Manager low-level sleep support - */ - -#include <linux/linkage.h> -#include <asm/assembler.h> -#include "map.h" - -#include "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 - - ret lr |