arch/arm/mach-exynos4/include/mach/pm-core.h

   1 /* linux/arch/arm/mach-exynos4/include/mach/pm-core.h
   2  *
   3  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
   4  *              http://www.samsung.com
   5  *
   6  * Based on arch/arm/mach-s3c2410/include/mach/pm-core.h,
   7  * Copyright 2008 Simtec Electronics
   8  *      Ben Dooks <ben@simtec.co.uk>
   9  *      http://armlinux.simtec.co.uk/
  10  *
  11  * EXYNOS4210 - PM core support for arch/arm/plat-s5p/pm.c
  12  *
  13  * This program is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License version 2 as
  15  * published by the Free Software Foundation.
  16 */
  17 #include <mach/regs-pmu.h>
  18
  19 static inline void s3c_pm_debug_init_uart(void)
  20 {
  21         /* nothing here yet */
  22 }
  23
  24 static inline void s3c_pm_arch_prepare_irqs(void)
  25 {
  26         unsigned int tmp;
  27         tmp = __raw_readl(S5P_WAKEUP_MASK);
  28         tmp &= ~(1 << 31);
  29         __raw_writel(tmp, S5P_WAKEUP_MASK);
  30
  31         __raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK);
  32         __raw_writel(s3c_irqwake_eintmask, S5P_EINT_WAKEUP_MASK);
  33 }
  34
  35 static inline void s3c_pm_arch_stop_clocks(void)
  36 {
  37         /* nothing here yet */
  38 }
  39
  40 static inline void s3c_pm_arch_show_resume_irqs(void)
  41 {
  42         /* nothing here yet */
  43 }
  44
  45 static inline void s3c_pm_arch_update_uart(void __iomem *regs,
  46                                            struct pm_uart_save *save)
  47 {
  48         /* nothing here yet */
  49 }
  50
  51 static inline void s3c_pm_restored_gpios(void)
  52 {
  53         /* nothing here yet */
  54 }
  55
  56 static inline void s3c_pm_saved_gpios(void)
  57 {
  58         /* nothing here yet */
  59 }