arch/arm/mach-exynos/common.h

   1 /*
   2  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
   3  *              http://www.samsung.com
   4  *
   5  * Common Header for EXYNOS machines
   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 __ARCH_ARM_MACH_EXYNOS_COMMON_H
  13 #define __ARCH_ARM_MACH_EXYNOS_COMMON_H
  14
  15 #include <linux/reboot.h>
  16 #include <linux/of.h>
  17
  18 void mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1);
  19 void exynos_init_time(void);
  20 extern unsigned long xxti_f, xusbxti_f;
  21
  22 struct map_desc;
  23 void exynos_init_io(void);
  24 void exynos4_restart(enum reboot_mode mode, const char *cmd);
  25 void exynos5_restart(enum reboot_mode mode, const char *cmd);
  26 void exynos_init_late(void);
  27
  28 /* ToDo: remove these after migrating legacy exynos4 platforms to dt */
  29 void exynos4_clk_init(struct device_node *np, int is_exynos4210, void __iomem *reg_base, unsigned long xom);
  30 void exynos4_clk_register_fixed_ext(unsigned long, unsigned long);
  31
  32 void exynos_firmware_init(void);
  33
  34 void exynos_set_timer_source(u8 channels);
  35
  36 #ifdef CONFIG_PM_GENERIC_DOMAINS
  37 int exynos_pm_late_initcall(void);
  38 #else
  39 static inline int exynos_pm_late_initcall(void) { return 0; }
  40 #endif
  41
  42 #ifdef CONFIG_ARCH_EXYNOS4
  43 void exynos4_register_clocks(void);
  44 void exynos4_setup_clocks(void);
  45
  46 #else
  47 #define exynos4_register_clocks()
  48 #define exynos4_setup_clocks()
  49 #endif
  50
  51 #ifdef CONFIG_ARCH_EXYNOS5
  52 void exynos5_register_clocks(void);
  53 void exynos5_setup_clocks(void);
  54
  55 #else
  56 #define exynos5_register_clocks()
  57 #define exynos5_setup_clocks()
  58 #endif
  59
  60 #ifdef CONFIG_CPU_EXYNOS4210
  61 void exynos4210_register_clocks(void);
  62
  63 #else
  64 #define exynos4210_register_clocks()
  65 #endif
  66
  67 #ifdef CONFIG_SOC_EXYNOS4212
  68 void exynos4212_register_clocks(void);
  69
  70 #else
  71 #define exynos4212_register_clocks()
  72 #endif
  73
  74 struct device_node;
  75 void combiner_init(void __iomem *combiner_base, struct device_node *np,
  76                         unsigned int max_nr, int irq_base);
  77
  78 extern struct smp_operations exynos_smp_ops;
  79
  80 extern void exynos_cpu_die(unsigned int cpu);
  81
  82 /* PMU(Power Management Unit) support */
  83
  84 #define PMU_TABLE_END   NULL
  85
  86 enum sys_powerdown {
  87         SYS_AFTR,
  88         SYS_LPA,
  89         SYS_SLEEP,
  90         NUM_SYS_POWERDOWN,
  91 };
  92
  93 extern unsigned long l2x0_regs_phys;
  94 struct exynos_pmu_conf {
  95         void __iomem *reg;
  96         unsigned int val[NUM_SYS_POWERDOWN];
  97 };
  98
  99 extern void exynos_sys_powerdown_conf(enum sys_powerdown mode);
 100
 101 #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */