rtc: tps80031: Adding driver for TI PMU RTC 80031
[linux-2.6.git] / include / linux / mfd / tps80031.h
1 /*
2  * include/linux/mfd/tps80031.c
3  *
4  * Core driver interface for TI TPS80031 PMIC
5  *
6  * Copyright (C) 2011 NVIDIA Corporation
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful, but WITHOUT
14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
16  * more details.
17  *
18  * You should have received a copy of the GNU General Public License along
19  * with this program; if not, write to the Free Software Foundation, Inc.,
20  * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21  *
22  */
23
24 #ifndef __LINUX_MFD_TPS80031_H
25 #define __LINUX_MFD_TPS80031_H
26
27 #include <linux/rtc.h>
28
29 #define tps80031_rails(_name) "tps80031_"#_name
30
31 enum {
32         TPS80031_ID_VIO,
33         TPS80031_ID_SMPS1,
34         TPS80031_ID_SMPS2,
35         TPS80031_ID_SMPS3,
36         TPS80031_ID_SMPS4,
37         TPS80031_ID_VANA,
38         TPS80031_ID_LDO1,
39         TPS80031_ID_LDO2,
40         TPS80031_ID_LDO3,
41         TPS80031_ID_LDO4,
42         TPS80031_ID_LDO5,
43         TPS80031_ID_LDO6,
44         TPS80031_ID_LDO7,
45         TPS80031_ID_LDOLN,
46         TPS80031_ID_LDOUSB,
47 };
48
49 enum {
50         TPS80031_INT_PWRON,
51         TPS80031_INT_RPWRON,
52         TPS80031_INT_SYS_VLOW,
53         TPS80031_INT_RTC_ALARM,
54         TPS80031_INT_RTC_PERIOD,
55         TPS80031_INT_HOT_DIE,
56         TPS80031_INT_VXX_SHORT,
57         TPS80031_INT_SPDURATION,
58         TPS80031_INT_WATCHDOG,
59         TPS80031_INT_BAT,
60         TPS80031_INT_SIM,
61         TPS80031_INT_MMC,
62         TPS80031_INT_RES,
63         TPS80031_INT_GPADC_RT,
64         TPS80031_INT_GPADC_SW2_EOC,
65         TPS80031_INT_CC_AUTOCAL,
66         TPS80031_INT_ID_WKUP,
67         TPS80031_INT_VBUSS_WKUP,
68         TPS80031_INT_ID,
69         TPS80031_INT_VBUS,
70         TPS80031_INT_CHRG_CTRL,
71         TPS80031_INT_EXT_CHRG,
72         TPS80031_INT_INT_CHRG,
73         TPS80031_INT_RES2,
74 };
75
76 enum {
77         SLAVE_ID0 = 0,
78         SLAVE_ID1 = 1,
79         SLAVE_ID2 = 2,
80         SLAVE_ID3 = 3,
81 };
82
83 enum {
84         I2C_ID0_ADDR = 0x12,
85         I2C_ID1_ADDR = 0x48,
86         I2C_ID2_ADDR = 0x49,
87         I2C_ID3_ADDR = 0x4A,
88 };
89
90 struct tps80031_subdev_info {
91         int             id;
92         const char      *name;
93         void            *platform_data;
94 };
95
96 struct tps80031_rtc_platform_data {
97         int irq;
98         struct rtc_time time;
99 };
100
101 struct tps80031_32kclock_plat_data {
102         unsigned en_clk32kao:1;
103         unsigned en_clk32kg:1;
104         unsigned en_clk32kaudio:1;
105 };
106
107 struct tps80031_platform_data {
108         int num_subdevs;
109         struct tps80031_subdev_info *subdevs;
110         int gpio_base;
111         int irq_base;
112         struct tps80031_32kclock_plat_data *clk32k_pdata;
113 };
114
115 /*
116  * NOTE: the functions below are not intended for use outside
117  * of the TPS80031 sub-device drivers
118  */
119 extern int tps80031_write(struct device *dev, int sid, int reg, uint8_t val);
120 extern int tps80031_writes(struct device *dev, int sid, int reg, int len,
121                                 uint8_t *val);
122 extern int tps80031_read(struct device *dev, int sid, int reg, uint8_t *val);
123 extern int tps80031_reads(struct device *dev, int sid, int reg, int len,
124                                 uint8_t *val);
125 extern int tps80031_set_bits(struct device *dev, int sid, int reg,
126                                 uint8_t bit_mask);
127 extern int tps80031_clr_bits(struct device *dev, int sid, int reg,
128                                 uint8_t bit_mask);
129 extern int tps80031_update(struct device *dev, int sid, int reg, uint8_t val,
130                            uint8_t mask);
131 extern int tps80031_power_off(void);
132
133 #endif /*__LINUX_MFD_TPS80031_H */