1 /*
2  * s2mps14.h
3  *
4  * Copyright (c) 2014 Samsung Electronics Co., Ltd
5  *              http://www.samsung.com
6  *
7  * This program is free software; you can redistribute  it and/or modify it
8  * under  the terms of  the GNU General  Public License as published by the
9  * Free Software Foundation;  either version 2 of the  License, or (at your
10  * option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  */
18 
19 #ifndef __LINUX_MFD_S2MPS14_H
20 #define __LINUX_MFD_S2MPS14_H
21 
22 /* S2MPS14 registers */
23 enum s2mps14_reg {
24 	S2MPS14_REG_ID,
25 	S2MPS14_REG_INT1,
26 	S2MPS14_REG_INT2,
27 	S2MPS14_REG_INT3,
28 	S2MPS14_REG_INT1M,
29 	S2MPS14_REG_INT2M,
30 	S2MPS14_REG_INT3M,
31 	S2MPS14_REG_ST1,
32 	S2MPS14_REG_ST2,
33 	S2MPS14_REG_PWRONSRC,
34 	S2MPS14_REG_OFFSRC,
35 	S2MPS14_REG_BU_CHG,
36 	S2MPS14_REG_RTCCTRL,
37 	S2MPS14_REG_CTRL1,
38 	S2MPS14_REG_CTRL2,
39 	S2MPS14_REG_RSVD1,
40 	S2MPS14_REG_RSVD2,
41 	S2MPS14_REG_RSVD3,
42 	S2MPS14_REG_RSVD4,
43 	S2MPS14_REG_RSVD5,
44 	S2MPS14_REG_RSVD6,
45 	S2MPS14_REG_CTRL3,
46 	S2MPS14_REG_RSVD7,
47 	S2MPS14_REG_RSVD8,
48 	S2MPS14_REG_WRSTBI,
49 	S2MPS14_REG_B1CTRL1,
50 	S2MPS14_REG_B1CTRL2,
51 	S2MPS14_REG_B2CTRL1,
52 	S2MPS14_REG_B2CTRL2,
53 	S2MPS14_REG_B3CTRL1,
54 	S2MPS14_REG_B3CTRL2,
55 	S2MPS14_REG_B4CTRL1,
56 	S2MPS14_REG_B4CTRL2,
57 	S2MPS14_REG_B5CTRL1,
58 	S2MPS14_REG_B5CTRL2,
59 	S2MPS14_REG_L1CTRL,
60 	S2MPS14_REG_L2CTRL,
61 	S2MPS14_REG_L3CTRL,
62 	S2MPS14_REG_L4CTRL,
63 	S2MPS14_REG_L5CTRL,
64 	S2MPS14_REG_L6CTRL,
65 	S2MPS14_REG_L7CTRL,
66 	S2MPS14_REG_L8CTRL,
67 	S2MPS14_REG_L9CTRL,
68 	S2MPS14_REG_L10CTRL,
69 	S2MPS14_REG_L11CTRL,
70 	S2MPS14_REG_L12CTRL,
71 	S2MPS14_REG_L13CTRL,
72 	S2MPS14_REG_L14CTRL,
73 	S2MPS14_REG_L15CTRL,
74 	S2MPS14_REG_L16CTRL,
75 	S2MPS14_REG_L17CTRL,
76 	S2MPS14_REG_L18CTRL,
77 	S2MPS14_REG_L19CTRL,
78 	S2MPS14_REG_L20CTRL,
79 	S2MPS14_REG_L21CTRL,
80 	S2MPS14_REG_L22CTRL,
81 	S2MPS14_REG_L23CTRL,
82 	S2MPS14_REG_L24CTRL,
83 	S2MPS14_REG_L25CTRL,
84 	S2MPS14_REG_LDODSCH1,
85 	S2MPS14_REG_LDODSCH2,
86 	S2MPS14_REG_LDODSCH3,
87 };
88 
89 /* S2MPS14 regulator ids */
90 enum s2mps14_regulators {
91 	S2MPS14_LDO1,
92 	S2MPS14_LDO2,
93 	S2MPS14_LDO3,
94 	S2MPS14_LDO4,
95 	S2MPS14_LDO5,
96 	S2MPS14_LDO6,
97 	S2MPS14_LDO7,
98 	S2MPS14_LDO8,
99 	S2MPS14_LDO9,
100 	S2MPS14_LDO10,
101 	S2MPS14_LDO11,
102 	S2MPS14_LDO12,
103 	S2MPS14_LDO13,
104 	S2MPS14_LDO14,
105 	S2MPS14_LDO15,
106 	S2MPS14_LDO16,
107 	S2MPS14_LDO17,
108 	S2MPS14_LDO18,
109 	S2MPS14_LDO19,
110 	S2MPS14_LDO20,
111 	S2MPS14_LDO21,
112 	S2MPS14_LDO22,
113 	S2MPS14_LDO23,
114 	S2MPS14_LDO24,
115 	S2MPS14_LDO25,
116 	S2MPS14_BUCK1,
117 	S2MPS14_BUCK2,
118 	S2MPS14_BUCK3,
119 	S2MPS14_BUCK4,
120 	S2MPS14_BUCK5,
121 
122 	S2MPS14_REGULATOR_MAX,
123 };
124 
125 /* Regulator constraints for BUCKx */
126 #define S2MPS14_BUCK1235_START_SEL	0x20
127 #define S2MPS14_BUCK4_START_SEL		0x40
128 /*
129  * Default ramp delay in uv/us. Datasheet says that ramp delay can be
130  * controlled however it does not specify which register is used for that.
131  * Let's assume that default value will be set.
132  */
133 #define S2MPS14_BUCK_RAMP_DELAY		12500
134 
135 #define S2MPS14_LDO_VSEL_MASK		0x3F
136 #define S2MPS14_BUCK_VSEL_MASK		0xFF
137 #define S2MPS14_ENABLE_MASK		(0x03 << S2MPS14_ENABLE_SHIFT)
138 #define S2MPS14_ENABLE_SHIFT		6
139 /* On/Off controlled by PWREN */
140 #define S2MPS14_ENABLE_SUSPEND		(0x01 << S2MPS14_ENABLE_SHIFT)
141 /* On/Off controlled by LDO10EN or EMMCEN */
142 #define S2MPS14_ENABLE_EXT_CONTROL	(0x00 << S2MPS14_ENABLE_SHIFT)
143 #define S2MPS14_LDO_N_VOLTAGES		(S2MPS14_LDO_VSEL_MASK + 1)
144 #define S2MPS14_BUCK_N_VOLTAGES		(S2MPS14_BUCK_VSEL_MASK + 1)
145 
146 #endif /*  __LINUX_MFD_S2MPS14_H */
147