arch/arm/mach-shmobile/pm-rmobile.h

   1 /*
   2  * Copyright (C) 2012 Renesas Solutions Corp.
   3  *
   4  * Kuninori Morimoto <morimoto.kuninori@renesas.com>
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 #ifndef PM_RMOBILE_H
  11 #define PM_RMOBILE_H
  12
  13 #include <linux/pm_domain.h>
  14
  15 #define DEFAULT_DEV_LATENCY_NS  250000
  16
  17 struct platform_device;
  18
  19 struct rmobile_pm_domain {
  20         struct generic_pm_domain genpd;
  21         struct dev_power_governor *gov;
  22         int (*suspend)(void);
  23         void (*resume)(void);
  24         void __iomem *base;
  25         unsigned int bit_shift;
  26         bool no_debug;
  27 };
  28
  29 static inline
  30 struct rmobile_pm_domain *to_rmobile_pd(struct generic_pm_domain *d)
  31 {
  32         return container_of(d, struct rmobile_pm_domain, genpd);
  33 }
  34
  35 struct pm_domain_device {
  36         const char *domain_name;
  37         struct platform_device *pdev;
  38 };
  39
  40 #if defined(CONFIG_PM_RMOBILE) && defined(CONFIG_ARCH_SHMOBILE_LEGACY)
  41 extern void rmobile_init_domains(struct rmobile_pm_domain domains[], int num);
  42 extern void rmobile_add_device_to_domain_td(const char *domain_name,
  43                                             struct platform_device *pdev,
  44                                             struct gpd_timing_data *td);
  45
  46 static inline void rmobile_add_device_to_domain(const char *domain_name,
  47                                                 struct platform_device *pdev)
  48 {
  49         rmobile_add_device_to_domain_td(domain_name, pdev, NULL);
  50 }
  51
  52 extern void rmobile_add_devices_to_domains(struct pm_domain_device data[],
  53                                            int size);
  54 #else
  55
  56 #define rmobile_init_domains(domains, num) do { } while (0)
  57 #define rmobile_add_device_to_domain_td(name, pdev, td) do { } while (0)
  58 #define rmobile_add_device_to_domain(name, pdev) do { } while (0)
  59
  60 static inline void rmobile_add_devices_to_domains(struct pm_domain_device d[],
  61                                                   int size) {}
  62 #endif /* CONFIG_PM_RMOBILE */
  63
  64 #endif /* PM_RMOBILE_H */