drivers/soc/samsung/exynos-pmu.h

   1 /*
   2  * Copyright (c) 2015 Samsung Electronics Co., Ltd.
   3  *              http://www.samsung.com
   4  *
   5  * Header for EXYNOS PMU Driver support
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11
  12 #ifndef __EXYNOS_PMU_H
  13 #define __EXYNOS_PMU_H
  14
  15 #include <linux/io.h>
  16
  17 #define PMU_TABLE_END   (-1U)
  18
  19 struct exynos_pmu_conf {
  20         unsigned int offset;
  21         u8 val[NUM_SYS_POWERDOWN];
  22 };
  23
  24 struct exynos_pmu_data {
  25         const struct exynos_pmu_conf *pmu_config;
  26
  27         void (*pmu_init)(void);
  28         void (*powerdown_conf)(enum sys_powerdown);
  29         void (*powerdown_conf_extra)(enum sys_powerdown);
  30 };
  31
  32 extern void __iomem *pmu_base_addr;
  33
  34 #ifdef CONFIG_EXYNOS_PMU_ARM_DRIVERS
  35 /* list of all exported SoC specific data */
  36 extern const struct exynos_pmu_data exynos3250_pmu_data;
  37 extern const struct exynos_pmu_data exynos4210_pmu_data;
  38 extern const struct exynos_pmu_data exynos4412_pmu_data;
  39 extern const struct exynos_pmu_data exynos5250_pmu_data;
  40 extern const struct exynos_pmu_data exynos5420_pmu_data;
  41 #endif
  42
  43 extern void pmu_raw_writel(u32 val, u32 offset);
  44 extern u32 pmu_raw_readl(u32 offset);
  45 #endif /* __EXYNOS_PMU_H */