diff options
Diffstat (limited to 'arch/arm/mach-s3c2412/pm.c')
-rw-r--r-- | arch/arm/mach-s3c2412/pm.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/arch/arm/mach-s3c2412/pm.c b/arch/arm/mach-s3c2412/pm.c deleted file mode 100644 index d04588506ec4..000000000000 --- a/arch/arm/mach-s3c2412/pm.c +++ /dev/null @@ -1,124 +0,0 @@ -/* linux/arch/arm/mach-s3c2412/pm.c - * - * Copyright (c) 2006 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * http://armlinux.simtec.co.uk/. - * - * 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/kernel.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/list.h> -#include <linux/timer.h> -#include <linux/init.h> -#include <linux/device.h> -#include <linux/syscore_ops.h> -#include <linux/platform_device.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <asm/cacheflush.h> -#include <asm/irq.h> - -#include <mach/regs-power.h> -#include <mach/regs-gpioj.h> -#include <mach/regs-gpio.h> -#include <mach/regs-dsc.h> - -#include <plat/cpu.h> -#include <plat/pm.h> - -#include <plat/s3c2412.h> - -extern void s3c2412_sleep_enter(void); - -static int s3c2412_cpu_suspend(unsigned long arg) -{ - unsigned long tmp; - - /* set our standby method to sleep */ - - tmp = __raw_readl(S3C2412_PWRCFG); - tmp |= S3C2412_PWRCFG_STANDBYWFI_SLEEP; - __raw_writel(tmp, S3C2412_PWRCFG); - - s3c2412_sleep_enter(); - - panic("sleep resumed to originator?"); -} - -static void s3c2412_pm_prepare(void) -{ -} - -static int s3c2412_pm_add(struct device *dev, struct subsys_interface *sif) -{ - pm_cpu_prep = s3c2412_pm_prepare; - pm_cpu_sleep = s3c2412_cpu_suspend; - - return 0; -} - -static struct sleep_save s3c2412_sleep[] = { - SAVE_ITEM(S3C2412_DSC0), - SAVE_ITEM(S3C2412_DSC1), - SAVE_ITEM(S3C2413_GPJDAT), - SAVE_ITEM(S3C2413_GPJCON), - SAVE_ITEM(S3C2413_GPJUP), - - /* save the PWRCFG to get back to original sleep method */ - - SAVE_ITEM(S3C2412_PWRCFG), - - /* save the sleep configuration anyway, just in case these - * get damaged during wakeup */ - - SAVE_ITEM(S3C2412_GPBSLPCON), - SAVE_ITEM(S3C2412_GPCSLPCON), - SAVE_ITEM(S3C2412_GPDSLPCON), - SAVE_ITEM(S3C2412_GPFSLPCON), - SAVE_ITEM(S3C2412_GPGSLPCON), - SAVE_ITEM(S3C2412_GPHSLPCON), - SAVE_ITEM(S3C2413_GPJSLPCON), -}; - -static struct subsys_interface s3c2412_pm_interface = { - .name = "s3c2412_pm", - .subsys = &s3c2412_subsys, - .add_dev = s3c2412_pm_add, -}; - -static __init int s3c2412_pm_init(void) -{ - return subsys_interface_register(&s3c2412_pm_interface); -} - -arch_initcall(s3c2412_pm_init); - -static int s3c2412_pm_suspend(void) -{ - s3c_pm_do_save(s3c2412_sleep, ARRAY_SIZE(s3c2412_sleep)); - return 0; -} - -static void s3c2412_pm_resume(void) -{ - unsigned long tmp; - - tmp = __raw_readl(S3C2412_PWRCFG); - tmp &= ~S3C2412_PWRCFG_STANDBYWFI_MASK; - tmp |= S3C2412_PWRCFG_STANDBYWFI_IDLE; - __raw_writel(tmp, S3C2412_PWRCFG); - - s3c_pm_do_restore(s3c2412_sleep, ARRAY_SIZE(s3c2412_sleep)); -} - -struct syscore_ops s3c2412_pm_syscore_ops = { - .suspend = s3c2412_pm_suspend, - .resume = s3c2412_pm_resume, -}; |