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62579266 RV |
1 | /* |
2 | * Copyright (C) ST-Ericsson SA 2010 | |
3 | * | |
4 | * License Terms: GNU General Public License v2 | |
5 | * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> | |
6 | */ | |
7 | #ifndef MFD_AB8500_H | |
8 | #define MFD_AB8500_H | |
9 | ||
10 | #include <linux/device.h> | |
11 | ||
12 | /* | |
13 | * Interrupts | |
14 | */ | |
15 | ||
16 | #define AB8500_INT_MAIN_EXT_CH_NOT_OK 0 | |
17 | #define AB8500_INT_UN_PLUG_TV_DET 1 | |
18 | #define AB8500_INT_PLUG_TV_DET 2 | |
19 | #define AB8500_INT_TEMP_WARM 3 | |
20 | #define AB8500_INT_PON_KEY2DB_F 4 | |
21 | #define AB8500_INT_PON_KEY2DB_R 5 | |
22 | #define AB8500_INT_PON_KEY1DB_F 6 | |
23 | #define AB8500_INT_PON_KEY1DB_R 7 | |
24 | #define AB8500_INT_BATT_OVV 8 | |
25 | #define AB8500_INT_MAIN_CH_UNPLUG_DET 10 | |
26 | #define AB8500_INT_MAIN_CH_PLUG_DET 11 | |
27 | #define AB8500_INT_USB_ID_DET_F 12 | |
28 | #define AB8500_INT_USB_ID_DET_R 13 | |
29 | #define AB8500_INT_VBUS_DET_F 14 | |
30 | #define AB8500_INT_VBUS_DET_R 15 | |
31 | #define AB8500_INT_VBUS_CH_DROP_END 16 | |
32 | #define AB8500_INT_RTC_60S 17 | |
33 | #define AB8500_INT_RTC_ALARM 18 | |
34 | #define AB8500_INT_BAT_CTRL_INDB 20 | |
35 | #define AB8500_INT_CH_WD_EXP 21 | |
36 | #define AB8500_INT_VBUS_OVV 22 | |
37 | #define AB8500_INT_MAIN_CH_DROP_END 23 | |
38 | #define AB8500_INT_CCN_CONV_ACC 24 | |
39 | #define AB8500_INT_INT_AUD 25 | |
40 | #define AB8500_INT_CCEOC 26 | |
41 | #define AB8500_INT_CC_INT_CALIB 27 | |
42 | #define AB8500_INT_LOW_BAT_F 28 | |
43 | #define AB8500_INT_LOW_BAT_R 29 | |
44 | #define AB8500_INT_BUP_CHG_NOT_OK 30 | |
45 | #define AB8500_INT_BUP_CHG_OK 31 | |
46 | #define AB8500_INT_GP_HW_ADC_CONV_END 32 | |
47 | #define AB8500_INT_ACC_DETECT_1DB_F 33 | |
48 | #define AB8500_INT_ACC_DETECT_1DB_R 34 | |
49 | #define AB8500_INT_ACC_DETECT_22DB_F 35 | |
50 | #define AB8500_INT_ACC_DETECT_22DB_R 36 | |
51 | #define AB8500_INT_ACC_DETECT_21DB_F 37 | |
52 | #define AB8500_INT_ACC_DETECT_21DB_R 38 | |
53 | #define AB8500_INT_GP_SW_ADC_CONV_END 39 | |
54 | #define AB8500_INT_BTEMP_LOW 72 | |
55 | #define AB8500_INT_BTEMP_LOW_MEDIUM 73 | |
56 | #define AB8500_INT_BTEMP_MEDIUM_HIGH 74 | |
57 | #define AB8500_INT_BTEMP_HIGH 75 | |
58 | #define AB8500_INT_USB_CHARGER_NOT_OK 81 | |
59 | #define AB8500_INT_ID_WAKEUP_R 82 | |
60 | #define AB8500_INT_ID_DET_R1R 84 | |
61 | #define AB8500_INT_ID_DET_R2R 85 | |
62 | #define AB8500_INT_ID_DET_R3R 86 | |
63 | #define AB8500_INT_ID_DET_R4R 87 | |
64 | #define AB8500_INT_ID_WAKEUP_F 88 | |
65 | #define AB8500_INT_ID_DET_R1F 90 | |
66 | #define AB8500_INT_ID_DET_R2F 91 | |
67 | #define AB8500_INT_ID_DET_R3F 92 | |
68 | #define AB8500_INT_ID_DET_R4F 93 | |
69 | #define AB8500_INT_USB_CHG_DET_DONE 94 | |
70 | #define AB8500_INT_USB_CH_TH_PROT_F 96 | |
71 | #define AB8500_INT_USB_CH_TH_PROP_R 97 | |
72 | #define AB8500_INT_MAIN_CH_TH_PROP_F 98 | |
73 | #define AB8500_INT_MAIN_CH_TH_PROT_R 99 | |
74 | #define AB8500_INT_USB_CHARGER_NOT_OKF 103 | |
75 | ||
76 | #define AB8500_NR_IRQS 104 | |
77 | #define AB8500_NUM_IRQ_REGS 13 | |
78 | ||
79 | /** | |
80 | * struct ab8500 - ab8500 internal structure | |
81 | * @dev: parent device | |
82 | * @lock: read/write operations lock | |
83 | * @irq_lock: genirq bus lock | |
84 | * @revision: chip revision | |
85 | * @irq: irq line | |
86 | * @write: register write | |
87 | * @read: register read | |
88 | * @rx_buf: rx buf for SPI | |
89 | * @tx_buf: tx buf for SPI | |
90 | * @mask: cache of IRQ regs for bus lock | |
91 | * @oldmask: cache of previous IRQ regs for bus lock | |
92 | */ | |
93 | struct ab8500 { | |
94 | struct device *dev; | |
95 | struct mutex lock; | |
96 | struct mutex irq_lock; | |
97 | int revision; | |
98 | int irq_base; | |
99 | int irq; | |
100 | ||
101 | int (*write) (struct ab8500 *a8500, u16 addr, u8 data); | |
102 | int (*read) (struct ab8500 *a8500, u16 addr); | |
103 | ||
104 | unsigned long tx_buf[4]; | |
105 | unsigned long rx_buf[4]; | |
106 | ||
107 | u8 mask[AB8500_NUM_IRQ_REGS]; | |
108 | u8 oldmask[AB8500_NUM_IRQ_REGS]; | |
109 | }; | |
110 | ||
111 | /** | |
112 | * struct ab8500_platform_data - AB8500 platform data | |
113 | * @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used | |
114 | * @init: board-specific initialization after detection of ab8500 | |
115 | */ | |
116 | struct ab8500_platform_data { | |
117 | int irq_base; | |
118 | void (*init) (struct ab8500 *); | |
119 | }; | |
120 | ||
121 | extern int ab8500_write(struct ab8500 *a8500, u16 addr, u8 data); | |
122 | extern int ab8500_read(struct ab8500 *a8500, u16 addr); | |
123 | extern int ab8500_set_bits(struct ab8500 *a8500, u16 addr, u8 mask, u8 data); | |
124 | ||
125 | extern int __devinit ab8500_init(struct ab8500 *ab8500); | |
126 | extern int __devexit ab8500_exit(struct ab8500 *ab8500); | |
127 | ||
128 | #endif /* MFD_AB8500_H */ |