Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) ST-Ericsson SA 2010 |
| 3 | * |
| 4 | * License Terms: GNU General Public License v2 |
| 5 | * |
| 6 | * U5500 PRCMU API. |
| 7 | */ |
Mattias Nilsson | 73180f8 | 2011-08-12 10:28:10 +0200 | [diff] [blame] | 8 | #ifndef __MFD_DB5500_PRCMU_H |
| 9 | #define __MFD_DB5500_PRCMU_H |
Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 10 | |
Mattias Nilsson | 73180f8 | 2011-08-12 10:28:10 +0200 | [diff] [blame] | 11 | #ifdef CONFIG_MFD_DB5500_PRCMU |
Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 12 | |
| 13 | void db5500_prcmu_early_init(void); |
Mattias Nilsson | 73180f8 | 2011-08-12 10:28:10 +0200 | [diff] [blame] | 14 | int db5500_prcmu_set_epod(u16 epod_id, u8 epod_state); |
| 15 | int db5500_prcmu_set_display_clocks(void); |
| 16 | int db5500_prcmu_disable_dsipll(void); |
| 17 | int db5500_prcmu_enable_dsipll(void); |
Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 18 | int db5500_prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size); |
| 19 | int db5500_prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size); |
Mattias Nilsson | 73180f8 | 2011-08-12 10:28:10 +0200 | [diff] [blame] | 20 | void db5500_prcmu_enable_wakeups(u32 wakeups); |
| 21 | int db5500_prcmu_request_clock(u8 clock, bool enable); |
| 22 | void db5500_prcmu_config_abb_event_readout(u32 abb_events); |
| 23 | void db5500_prcmu_get_abb_event_buffer(void __iomem **buf); |
| 24 | int prcmu_resetout(u8 resoutn, u8 state); |
| 25 | int db5500_prcmu_set_power_state(u8 state, bool keep_ulp_clk, |
| 26 | bool keep_ap_pll); |
| 27 | int db5500_prcmu_config_esram0_deep_sleep(u8 state); |
| 28 | void db5500_prcmu_system_reset(u16 reset_code); |
| 29 | u16 db5500_prcmu_get_reset_code(void); |
| 30 | bool db5500_prcmu_is_ac_wake_requested(void); |
| 31 | int db5500_prcmu_set_arm_opp(u8 opp); |
| 32 | int db5500_prcmu_get_arm_opp(void); |
Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 33 | |
| 34 | #else /* !CONFIG_UX500_SOC_DB5500 */ |
| 35 | |
Mattias Nilsson | 73180f8 | 2011-08-12 10:28:10 +0200 | [diff] [blame] | 36 | static inline void db5500_prcmu_early_init(void) {} |
Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 37 | |
| 38 | static inline int db5500_prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size) |
| 39 | { |
| 40 | return -ENOSYS; |
| 41 | } |
| 42 | |
| 43 | static inline int db5500_prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size) |
| 44 | { |
| 45 | return -ENOSYS; |
| 46 | } |
| 47 | |
Mattias Nilsson | 73180f8 | 2011-08-12 10:28:10 +0200 | [diff] [blame] | 48 | static inline int db5500_prcmu_request_clock(u8 clock, bool enable) |
Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 49 | { |
Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 50 | return 0; |
Linus Walleij | 8317797 | 2011-05-03 18:14:48 +0200 | [diff] [blame] | 51 | } |
| 52 | |
Mattias Nilsson | 73180f8 | 2011-08-12 10:28:10 +0200 | [diff] [blame] | 53 | static inline int db5500_prcmu_set_display_clocks(void) |
| 54 | { |
| 55 | return 0; |
| 56 | } |
| 57 | |
| 58 | static inline int db5500_prcmu_disable_dsipll(void) |
| 59 | { |
| 60 | return 0; |
| 61 | } |
| 62 | |
| 63 | static inline int db5500_prcmu_enable_dsipll(void) |
| 64 | { |
| 65 | return 0; |
| 66 | } |
| 67 | |
| 68 | static inline int db5500_prcmu_config_esram0_deep_sleep(u8 state) |
| 69 | { |
| 70 | return 0; |
| 71 | } |
| 72 | |
| 73 | static inline void db5500_prcmu_enable_wakeups(u32 wakeups) {} |
| 74 | |
| 75 | static inline int prcmu_resetout(u8 resoutn, u8 state) |
| 76 | { |
| 77 | return 0; |
| 78 | } |
| 79 | |
| 80 | static inline int db5500_prcmu_set_epod(u16 epod_id, u8 epod_state) |
| 81 | { |
| 82 | return 0; |
| 83 | } |
| 84 | |
| 85 | static inline void db5500_prcmu_get_abb_event_buffer(void __iomem **buf) {} |
| 86 | static inline void db5500_prcmu_config_abb_event_readout(u32 abb_events) {} |
| 87 | |
| 88 | static inline int db5500_prcmu_set_power_state(u8 state, bool keep_ulp_clk, |
| 89 | bool keep_ap_pll) |
| 90 | { |
| 91 | return 0; |
| 92 | } |
| 93 | |
| 94 | static inline void db5500_prcmu_system_reset(u16 reset_code) {} |
| 95 | |
| 96 | static inline u16 db5500_prcmu_get_reset_code(void) |
| 97 | { |
| 98 | return 0; |
| 99 | } |
| 100 | |
| 101 | static inline bool db5500_prcmu_is_ac_wake_requested(void) |
| 102 | { |
| 103 | return 0; |
| 104 | } |
| 105 | |
| 106 | static inline int db5500_prcmu_set_arm_opp(u8 opp) |
| 107 | { |
| 108 | return 0; |
| 109 | } |
| 110 | |
| 111 | static 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 */ |