f1d4317cf02219632a56fd4ef0b8295edc645d94
[linux-2.6.git] / include / linux / mfd / wm8350 / supply.h
1 /*
2  * supply.h  --  Power Supply Driver for Wolfson WM8350 PMIC
3  *
4  * Copyright 2007 Wolfson Microelectronics PLC
5  *
6  *  This program is free software; you can redistribute  it and/or modify it
7  *  under  the terms of  the GNU General  Public License as published by the
8  *  Free Software Foundation;  either version 2 of the  License, or (at your
9  *  option) any later version.
10  *
11  */
12
13 #ifndef __LINUX_MFD_WM8350_SUPPLY_H_
14 #define __LINUX_MFD_WM8350_SUPPLY_H_
15
16 /*
17  * Charger registers
18  */
19 #define WM8350_BATTERY_CHARGER_CONTROL_1        0xA8
20 #define WM8350_BATTERY_CHARGER_CONTROL_2        0xA9
21 #define WM8350_BATTERY_CHARGER_CONTROL_3        0xAA
22
23 /*
24  * R168 (0xA8) - Battery Charger Control 1
25  */
26 #define WM8350_CHG_ENA_R168                     0x8000
27 #define WM8350_CHG_THR                          0x2000
28 #define WM8350_CHG_EOC_SEL_MASK                 0x1C00
29 #define WM8350_CHG_TRICKLE_TEMP_CHOKE           0x0200
30 #define WM8350_CHG_TRICKLE_USB_CHOKE            0x0100
31 #define WM8350_CHG_RECOVER_T                    0x0080
32 #define WM8350_CHG_END_ACT                      0x0040
33 #define WM8350_CHG_FAST                         0x0020
34 #define WM8350_CHG_FAST_USB_THROTTLE            0x0010
35 #define WM8350_CHG_NTC_MON                      0x0008
36 #define WM8350_CHG_BATT_HOT_MON                 0x0004
37 #define WM8350_CHG_BATT_COLD_MON                0x0002
38 #define WM8350_CHG_CHIP_TEMP_MON                0x0001
39
40 /*
41  * R169 (0xA9) - Battery Charger Control 2
42  */
43 #define WM8350_CHG_ACTIVE                       0x8000
44 #define WM8350_CHG_PAUSE                        0x4000
45 #define WM8350_CHG_STS_MASK                     0x3000
46 #define WM8350_CHG_TIME_MASK                    0x0F00
47 #define WM8350_CHG_MASK_WALL_FB                 0x0080
48 #define WM8350_CHG_TRICKLE_SEL                  0x0040
49 #define WM8350_CHG_VSEL_MASK                    0x0030
50 #define WM8350_CHG_ISEL_MASK                    0x000F
51 #define WM8350_CHG_STS_OFF                      0x0000
52 #define WM8350_CHG_STS_TRICKLE                  0x1000
53 #define WM8350_CHG_STS_FAST                     0x2000
54
55 /*
56  * R170 (0xAA) - Battery Charger Control 3
57  */
58 #define WM8350_CHG_THROTTLE_T_MASK              0x0060
59 #define WM8350_CHG_SMART                        0x0010
60 #define WM8350_CHG_TIMER_ADJT_MASK              0x000F
61
62 /*
63  * Charger Interrupts
64  */
65 #define WM8350_IRQ_CHG_BAT_HOT                  0
66 #define WM8350_IRQ_CHG_BAT_COLD                 1
67 #define WM8350_IRQ_CHG_BAT_FAIL                 2
68 #define WM8350_IRQ_CHG_TO                       3
69 #define WM8350_IRQ_CHG_END                      4
70 #define WM8350_IRQ_CHG_START                    5
71 #define WM8350_IRQ_CHG_FAST_RDY                 6
72 #define WM8350_IRQ_CHG_VBATT_LT_3P9             10
73 #define WM8350_IRQ_CHG_VBATT_LT_3P1             11
74 #define WM8350_IRQ_CHG_VBATT_LT_2P85            12
75
76 /*
77  * Charger Policy
78  */
79 #define WM8350_CHG_TRICKLE_50mA                 (0 << 6)
80 #define WM8350_CHG_TRICKLE_100mA                (1 << 6)
81 #define WM8350_CHG_4_05V                        (0 << 4)
82 #define WM8350_CHG_4_10V                        (1 << 4)
83 #define WM8350_CHG_4_15V                        (2 << 4)
84 #define WM8350_CHG_4_20V                        (3 << 4)
85 #define WM8350_CHG_FAST_LIMIT_mA(x)             ((x / 50) & 0xf)
86 #define WM8350_CHG_EOC_mA(x)                    (((x - 10) & 0x7) << 10)
87 #define WM8350_CHG_TRICKLE_3_1V                 (0 << 13)
88 #define WM8350_CHG_TRICKLE_3_9V                 (1 << 13)
89
90 /*
91  * Supply Registers.
92  */
93 #define WM8350_USB_VOLTAGE_READBACK             0x9C
94 #define WM8350_LINE_VOLTAGE_READBACK            0x9D
95 #define WM8350_BATT_VOLTAGE_READBACK            0x9E
96
97 /*
98  * Supply Interrupts.
99  */
100 #define WM8350_IRQ_USB_LIMIT                    15
101 #define WM8350_IRQ_EXT_USB_FB                   36
102 #define WM8350_IRQ_EXT_WALL_FB                  37
103 #define WM8350_IRQ_EXT_BAT_FB                   38
104
105 #endif