xref: /openbmc/linux/arch/arm/mach-exynos/common.h (revision 6761dcfe)
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/of.h>
16 
17 void mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1);
18 void exynos_init_time(void);
19 extern unsigned long xxti_f, xusbxti_f;
20 
21 struct map_desc;
22 void exynos_init_io(struct map_desc *mach_desc, int size);
23 void exynos4_init_irq(void);
24 void exynos5_init_irq(void);
25 void exynos4_restart(char mode, const char *cmd);
26 void exynos5_restart(char mode, const char *cmd);
27 void exynos_init_late(void);
28 
29 /* ToDo: remove these after migrating legacy exynos4 platforms to dt */
30 void exynos4_clk_init(struct device_node *np, int is_exynos4210, void __iomem *reg_base, unsigned long xom);
31 void exynos4_clk_register_fixed_ext(unsigned long, unsigned long);
32 
33 #ifdef CONFIG_PM_GENERIC_DOMAINS
34 int exynos_pm_late_initcall(void);
35 #else
36 static inline int exynos_pm_late_initcall(void) { return 0; }
37 #endif
38 
39 #ifdef CONFIG_ARCH_EXYNOS4
40 void exynos4_register_clocks(void);
41 void exynos4_setup_clocks(void);
42 
43 #else
44 #define exynos4_register_clocks()
45 #define exynos4_setup_clocks()
46 #endif
47 
48 #ifdef CONFIG_ARCH_EXYNOS5
49 void exynos5_register_clocks(void);
50 void exynos5_setup_clocks(void);
51 
52 #else
53 #define exynos5_register_clocks()
54 #define exynos5_setup_clocks()
55 #endif
56 
57 #ifdef CONFIG_CPU_EXYNOS4210
58 void exynos4210_register_clocks(void);
59 
60 #else
61 #define exynos4210_register_clocks()
62 #endif
63 
64 #ifdef CONFIG_SOC_EXYNOS4212
65 void exynos4212_register_clocks(void);
66 
67 #else
68 #define exynos4212_register_clocks()
69 #endif
70 
71 struct device_node;
72 void combiner_init(void __iomem *combiner_base, struct device_node *np,
73 			unsigned int max_nr);
74 
75 extern struct smp_operations exynos_smp_ops;
76 
77 extern void exynos_cpu_die(unsigned int cpu);
78 
79 /* PMU(Power Management Unit) support */
80 
81 #define PMU_TABLE_END	NULL
82 
83 enum sys_powerdown {
84 	SYS_AFTR,
85 	SYS_LPA,
86 	SYS_SLEEP,
87 	NUM_SYS_POWERDOWN,
88 };
89 
90 extern unsigned long l2x0_regs_phys;
91 struct exynos_pmu_conf {
92 	void __iomem *reg;
93 	unsigned int val[NUM_SYS_POWERDOWN];
94 };
95 
96 extern void exynos_sys_powerdown_conf(enum sys_powerdown mode);
97 extern void s3c_cpu_resume(void);
98 
99 #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */
100