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1/*
2 * linux/mfd/tps65218.h
3 *
4 * Functions to access TPS65219 power management chip.
5 *
6 * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 *
12 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
13 * kind, whether expressed or implied; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License version 2 for more details.
16 */
17
18#ifndef __LINUX_MFD_TPS65218_H
19#define __LINUX_MFD_TPS65218_H
20
21#include <linux/i2c.h>
22#include <linux/regulator/driver.h>
23#include <linux/regulator/machine.h>
24#include <linux/bitops.h>
25
26/* TPS chip id list */
27#define TPS65218 0xF0
28
29/* I2C ID for TPS65218 part */
30#define TPS65218_I2C_ID 0x24
31
32/* All register addresses */
33#define TPS65218_REG_CHIPID 0x00
34#define TPS65218_REG_INT1 0x01
35#define TPS65218_REG_INT2 0x02
36#define TPS65218_REG_INT_MASK1 0x03
37#define TPS65218_REG_INT_MASK2 0x04
38#define TPS65218_REG_STATUS 0x05
39#define TPS65218_REG_CONTROL 0x06
40#define TPS65218_REG_FLAG 0x07
41
42#define TPS65218_REG_PASSWORD 0x10
43#define TPS65218_REG_ENABLE1 0x11
44#define TPS65218_REG_ENABLE2 0x12
45#define TPS65218_REG_CONFIG1 0x13
46#define TPS65218_REG_CONFIG2 0x14
47#define TPS65218_REG_CONFIG3 0x15
48#define TPS65218_REG_CONTROL_DCDC1 0x16
49#define TPS65218_REG_CONTROL_DCDC2 0x17
50#define TPS65218_REG_CONTROL_DCDC3 0x18
51#define TPS65218_REG_CONTROL_DCDC4 0x19
52#define TPS65218_REG_CONTRL_SLEW_RATE 0x1A
53#define TPS65218_REG_CONTROL_LDO1 0x1B
54#define TPS65218_REG_SEQ1 0x20
55#define TPS65218_REG_SEQ2 0x21
56#define TPS65218_REG_SEQ3 0x22
57#define TPS65218_REG_SEQ4 0x23
58#define TPS65218_REG_SEQ5 0x24
59#define TPS65218_REG_SEQ6 0x25
60#define TPS65218_REG_SEQ7 0x26
61
62/* Register field definitions */
63#define TPS65218_CHIPID_CHIP_MASK 0xF8
64#define TPS65218_CHIPID_REV_MASK 0x07
65
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66#define TPS65218_REV_1_0 0x0
67#define TPS65218_REV_1_1 0x1
68#define TPS65218_REV_2_0 0x2
69#define TPS65218_REV_2_1 0x3
70
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71#define TPS65218_INT1_VPRG BIT(5)
72#define TPS65218_INT1_AC BIT(4)
73#define TPS65218_INT1_PB BIT(3)
74#define TPS65218_INT1_HOT BIT(2)
75#define TPS65218_INT1_CC_AQC BIT(1)
76#define TPS65218_INT1_PRGC BIT(0)
77
78#define TPS65218_INT2_LS3_F BIT(5)
79#define TPS65218_INT2_LS2_F BIT(4)
80#define TPS65218_INT2_LS1_F BIT(3)
81#define TPS65218_INT2_LS3_I BIT(2)
82#define TPS65218_INT2_LS2_I BIT(1)
83#define TPS65218_INT2_LS1_I BIT(0)
84
85#define TPS65218_INT_MASK1_VPRG BIT(5)
86#define TPS65218_INT_MASK1_AC BIT(4)
87#define TPS65218_INT_MASK1_PB BIT(3)
88#define TPS65218_INT_MASK1_HOT BIT(2)
89#define TPS65218_INT_MASK1_CC_AQC BIT(1)
90#define TPS65218_INT_MASK1_PRGC BIT(0)
91
92#define TPS65218_INT_MASK2_LS3_F BIT(5)
93#define TPS65218_INT_MASK2_LS2_F BIT(4)
94#define TPS65218_INT_MASK2_LS1_F BIT(3)
95#define TPS65218_INT_MASK2_LS3_I BIT(2)
96#define TPS65218_INT_MASK2_LS2_I BIT(1)
97#define TPS65218_INT_MASK2_LS1_I BIT(0)
98
99#define TPS65218_STATUS_FSEAL BIT(7)
100#define TPS65218_STATUS_EE BIT(6)
101#define TPS65218_STATUS_AC_STATE BIT(5)
102#define TPS65218_STATUS_PB_STATE BIT(4)
103#define TPS65218_STATUS_STATE_MASK 0xC
104#define TPS65218_STATUS_CC_STAT 0x3
105
106#define TPS65218_CONTROL_OFFNPFO BIT(1)
107#define TPS65218_CONTROL_CC_AQ BIT(0)
108
109#define TPS65218_FLAG_GPO3_FLG BIT(7)
110#define TPS65218_FLAG_GPO2_FLG BIT(6)
111#define TPS65218_FLAG_GPO1_FLG BIT(5)
112#define TPS65218_FLAG_LDO1_FLG BIT(4)
113#define TPS65218_FLAG_DC4_FLG BIT(3)
114#define TPS65218_FLAG_DC3_FLG BIT(2)
115#define TPS65218_FLAG_DC2_FLG BIT(1)
116#define TPS65218_FLAG_DC1_FLG BIT(0)
117
118#define TPS65218_ENABLE1_DC6_EN BIT(5)
119#define TPS65218_ENABLE1_DC5_EN BIT(4)
120#define TPS65218_ENABLE1_DC4_EN BIT(3)
121#define TPS65218_ENABLE1_DC3_EN BIT(2)
122#define TPS65218_ENABLE1_DC2_EN BIT(1)
123#define TPS65218_ENABLE1_DC1_EN BIT(0)
124
125#define TPS65218_ENABLE2_GPIO3 BIT(6)
126#define TPS65218_ENABLE2_GPIO2 BIT(5)
127#define TPS65218_ENABLE2_GPIO1 BIT(4)
128#define TPS65218_ENABLE2_LS3_EN BIT(3)
129#define TPS65218_ENABLE2_LS2_EN BIT(2)
130#define TPS65218_ENABLE2_LS1_EN BIT(1)
131#define TPS65218_ENABLE2_LDO1_EN BIT(0)
132
133
134#define TPS65218_CONFIG1_TRST BIT(7)
135#define TPS65218_CONFIG1_GPO2_BUF BIT(6)
136#define TPS65218_CONFIG1_IO1_SEL BIT(5)
137#define TPS65218_CONFIG1_PGDLY_MASK 0x18
138#define TPS65218_CONFIG1_STRICT BIT(2)
139#define TPS65218_CONFIG1_UVLO_MASK 0x3
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140#define TPS65218_CONFIG1_UVLO_2750000 0x0
141#define TPS65218_CONFIG1_UVLO_2950000 0x1
142#define TPS65218_CONFIG1_UVLO_3250000 0x2
143#define TPS65218_CONFIG1_UVLO_3350000 0x3
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144
145#define TPS65218_CONFIG2_DC12_RST BIT(7)
146#define TPS65218_CONFIG2_UVLOHYS BIT(6)
147#define TPS65218_CONFIG2_LS3ILIM_MASK 0xC
148#define TPS65218_CONFIG2_LS2ILIM_MASK 0x3
149
150#define TPS65218_CONFIG3_LS3NPFO BIT(5)
151#define TPS65218_CONFIG3_LS2NPFO BIT(4)
152#define TPS65218_CONFIG3_LS1NPFO BIT(3)
153#define TPS65218_CONFIG3_LS3DCHRG BIT(2)
154#define TPS65218_CONFIG3_LS2DCHRG BIT(1)
155#define TPS65218_CONFIG3_LS1DCHRG BIT(0)
156
157#define TPS65218_CONTROL_DCDC1_PFM BIT(7)
158#define TPS65218_CONTROL_DCDC1_MASK 0x7F
159
160#define TPS65218_CONTROL_DCDC2_PFM BIT(7)
161#define TPS65218_CONTROL_DCDC2_MASK 0x3F
162
163#define TPS65218_CONTROL_DCDC3_PFM BIT(7)
164#define TPS65218_CONTROL_DCDC3_MASK 0x3F
165
166#define TPS65218_CONTROL_DCDC4_PFM BIT(7)
167#define TPS65218_CONTROL_DCDC4_MASK 0x3F
168
169#define TPS65218_SLEW_RATE_GO BIT(7)
170#define TPS65218_SLEW_RATE_GODSBL BIT(6)
171#define TPS65218_SLEW_RATE_SLEW_MASK 0x7
172
173#define TPS65218_CONTROL_LDO1_MASK 0x3F
174
175#define TPS65218_SEQ1_DLY8 BIT(7)
176#define TPS65218_SEQ1_DLY7 BIT(6)
177#define TPS65218_SEQ1_DLY6 BIT(5)
178#define TPS65218_SEQ1_DLY5 BIT(4)
179#define TPS65218_SEQ1_DLY4 BIT(3)
180#define TPS65218_SEQ1_DLY3 BIT(2)
181#define TPS65218_SEQ1_DLY2 BIT(1)
182#define TPS65218_SEQ1_DLY1 BIT(0)
183
184#define TPS65218_SEQ2_DLYFCTR BIT(7)
185#define TPS65218_SEQ2_DLY9 BIT(0)
186
187#define TPS65218_SEQ3_DC2_SEQ_MASK 0xF0
188#define TPS65218_SEQ3_DC1_SEQ_MASK 0xF
189
190#define TPS65218_SEQ4_DC4_SEQ_MASK 0xF0
191#define TPS65218_SEQ4_DC3_SEQ_MASK 0xF
192
193#define TPS65218_SEQ5_DC6_SEQ_MASK 0xF0
194#define TPS65218_SEQ5_DC5_SEQ_MASK 0xF
195
196#define TPS65218_SEQ6_LS1_SEQ_MASK 0xF0
197#define TPS65218_SEQ6_LDO1_SEQ_MASK 0xF
198
199#define TPS65218_SEQ7_GPO3_SEQ_MASK 0xF0
200#define TPS65218_SEQ7_GPO1_SEQ_MASK 0xF
201#define TPS65218_PROTECT_NONE 0
202#define TPS65218_PROTECT_L1 1
203
204enum tps65218_regulator_id {
205 /* DCDC's */
206 TPS65218_DCDC_1,
207 TPS65218_DCDC_2,
208 TPS65218_DCDC_3,
209 TPS65218_DCDC_4,
210 TPS65218_DCDC_5,
211 TPS65218_DCDC_6,
212 /* LDOs */
213 TPS65218_LDO_1,
efc9b204 214 /* LS's */
e5c8ba06 215 TPS65218_LS_2,
efc9b204 216 TPS65218_LS_3,
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217};
218
219#define TPS65218_MAX_REG_ID TPS65218_LDO_1
220
221/* Number of step-down converters available */
222#define TPS65218_NUM_DCDC 6
223/* Number of LDO voltage regulators available */
224#define TPS65218_NUM_LDO 1
c0ea88b8 225/* Number of total LS current regulators available */
e5c8ba06 226#define TPS65218_NUM_LS 2
44b4dc61 227/* Number of total regulators available */
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228#define TPS65218_NUM_REGULATOR (TPS65218_NUM_DCDC + TPS65218_NUM_LDO \
229 + TPS65218_NUM_LS)
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230
231/* Define the TPS65218 IRQ numbers */
232enum tps65218_irqs {
233 /* INT1 registers */
234 TPS65218_PRGC_IRQ,
235 TPS65218_CC_AQC_IRQ,
236 TPS65218_HOT_IRQ,
237 TPS65218_PB_IRQ,
238 TPS65218_AC_IRQ,
239 TPS65218_VPRG_IRQ,
240 TPS65218_INVALID1_IRQ,
241 TPS65218_INVALID2_IRQ,
242 /* INT2 registers */
243 TPS65218_LS1_I_IRQ,
244 TPS65218_LS2_I_IRQ,
245 TPS65218_LS3_I_IRQ,
246 TPS65218_LS1_F_IRQ,
247 TPS65218_LS2_F_IRQ,
248 TPS65218_LS3_F_IRQ,
249 TPS65218_INVALID3_IRQ,
250 TPS65218_INVALID4_IRQ,
251};
252
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253/**
254 * struct tps65218 - tps65218 sub-driver chip access routines
255 *
256 * Device data may be used to access the TPS65218 chip
257 */
258
259struct tps65218 {
260 struct device *dev;
261 unsigned int id;
f11fa179 262 u8 rev;
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263
264 struct mutex tps_lock; /* lock guarding the data structure */
265 /* IRQ Data */
266 int irq;
267 u32 irq_mask;
268 struct regmap_irq_chip_data *irq_data;
269 struct regulator_desc desc[TPS65218_NUM_REGULATOR];
44b4dc61 270 struct regmap *regmap;
2dc49403 271 u8 *strobes;
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272};
273
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274int tps65218_reg_write(struct tps65218 *tps, unsigned int reg,
275 unsigned int val, unsigned int level);
276int tps65218_set_bits(struct tps65218 *tps, unsigned int reg,
277 unsigned int mask, unsigned int val, unsigned int level);
278int tps65218_clear_bits(struct tps65218 *tps, unsigned int reg,
279 unsigned int mask, unsigned int level);
280
281#endif /* __LINUX_MFD_TPS65218_H */