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Linus Walleij83177972011-05-03 18:14:48 +02001/*
2 * Copyright (C) ST-Ericsson SA 2010
3 *
4 * License Terms: GNU General Public License v2
5 *
6 * U5500 PRCMU API.
7 */
Mattias Nilsson73180f82011-08-12 10:28:10 +02008#ifndef __MFD_DB5500_PRCMU_H
9#define __MFD_DB5500_PRCMU_H
Linus Walleij83177972011-05-03 18:14:48 +020010
Mattias Nilsson73180f82011-08-12 10:28:10 +020011#ifdef CONFIG_MFD_DB5500_PRCMU
Linus Walleij83177972011-05-03 18:14:48 +020012
13void db5500_prcmu_early_init(void);
Mattias Nilsson73180f82011-08-12 10:28:10 +020014int db5500_prcmu_set_epod(u16 epod_id, u8 epod_state);
15int db5500_prcmu_set_display_clocks(void);
16int db5500_prcmu_disable_dsipll(void);
17int db5500_prcmu_enable_dsipll(void);
Linus Walleij83177972011-05-03 18:14:48 +020018int db5500_prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
19int db5500_prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size);
Mattias Nilsson73180f82011-08-12 10:28:10 +020020void db5500_prcmu_enable_wakeups(u32 wakeups);
21int db5500_prcmu_request_clock(u8 clock, bool enable);
22void db5500_prcmu_config_abb_event_readout(u32 abb_events);
23void db5500_prcmu_get_abb_event_buffer(void __iomem **buf);
24int prcmu_resetout(u8 resoutn, u8 state);
25int db5500_prcmu_set_power_state(u8 state, bool keep_ulp_clk,
26 bool keep_ap_pll);
27int db5500_prcmu_config_esram0_deep_sleep(u8 state);
28void db5500_prcmu_system_reset(u16 reset_code);
29u16 db5500_prcmu_get_reset_code(void);
30bool db5500_prcmu_is_ac_wake_requested(void);
31int db5500_prcmu_set_arm_opp(u8 opp);
32int db5500_prcmu_get_arm_opp(void);
Linus Walleij83177972011-05-03 18:14:48 +020033
34#else /* !CONFIG_UX500_SOC_DB5500 */
35
Mattias Nilsson73180f82011-08-12 10:28:10 +020036static inline void db5500_prcmu_early_init(void) {}
Linus Walleij83177972011-05-03 18:14:48 +020037
38static inline int db5500_prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size)
39{
40 return -ENOSYS;
41}
42
43static inline int db5500_prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size)
44{
45 return -ENOSYS;
46}
47
Mattias Nilsson73180f82011-08-12 10:28:10 +020048static inline int db5500_prcmu_request_clock(u8 clock, bool enable)
Linus Walleij83177972011-05-03 18:14:48 +020049{
Linus Walleij83177972011-05-03 18:14:48 +020050 return 0;
Linus Walleij83177972011-05-03 18:14:48 +020051}
52
Mattias Nilsson73180f82011-08-12 10:28:10 +020053static inline int db5500_prcmu_set_display_clocks(void)
54{
55 return 0;
56}
57
58static inline int db5500_prcmu_disable_dsipll(void)
59{
60 return 0;
61}
62
63static inline int db5500_prcmu_enable_dsipll(void)
64{
65 return 0;
66}
67
68static inline int db5500_prcmu_config_esram0_deep_sleep(u8 state)
69{
70 return 0;
71}
72
73static inline void db5500_prcmu_enable_wakeups(u32 wakeups) {}
74
75static inline int prcmu_resetout(u8 resoutn, u8 state)
76{
77 return 0;
78}
79
80static inline int db5500_prcmu_set_epod(u16 epod_id, u8 epod_state)
81{
82 return 0;
83}
84
85static inline void db5500_prcmu_get_abb_event_buffer(void __iomem **buf) {}
86static inline void db5500_prcmu_config_abb_event_readout(u32 abb_events) {}
87
88static inline int db5500_prcmu_set_power_state(u8 state, bool keep_ulp_clk,
89 bool keep_ap_pll)
90{
91 return 0;
92}
93
94static inline void db5500_prcmu_system_reset(u16 reset_code) {}
95
96static inline u16 db5500_prcmu_get_reset_code(void)
97{
98 return 0;
99}
100
101static inline bool db5500_prcmu_is_ac_wake_requested(void)
102{
103 return 0;
104}
105
106static inline int db5500_prcmu_set_arm_opp(u8 opp)
107{
108 return 0;
109}
110
111static inline int db5500_prcmu_get_arm_opp(void)
112{
113 return 0;
114}
115
116
117#endif /* CONFIG_MFD_DB5500_PRCMU */
118
119#endif /* __MFD_DB5500_PRCMU_H */