1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * linux/mfd/tps65218.h
4 *
5 * Functions to access TPS65218 power management chip.
6 *
7 * Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com/
8 */
9
10 #ifndef __LINUX_MFD_TPS65218_H
11 #define __LINUX_MFD_TPS65218_H
12
13 #include <linux/i2c.h>
14 #include <linux/regulator/driver.h>
15 #include <linux/regulator/machine.h>
16 #include <linux/bitops.h>
17
18 /* TPS chip id list */
19 #define TPS65218 0xF0
20
21 /* I2C ID for TPS65218 part */
22 #define TPS65218_I2C_ID 0x24
23
24 /* All register addresses */
25 #define TPS65218_REG_CHIPID 0x00
26 #define TPS65218_REG_INT1 0x01
27 #define TPS65218_REG_INT2 0x02
28 #define TPS65218_REG_INT_MASK1 0x03
29 #define TPS65218_REG_INT_MASK2 0x04
30 #define TPS65218_REG_STATUS 0x05
31 #define TPS65218_REG_CONTROL 0x06
32 #define TPS65218_REG_FLAG 0x07
33
34 #define TPS65218_REG_PASSWORD 0x10
35 #define TPS65218_REG_ENABLE1 0x11
36 #define TPS65218_REG_ENABLE2 0x12
37 #define TPS65218_REG_CONFIG1 0x13
38 #define TPS65218_REG_CONFIG2 0x14
39 #define TPS65218_REG_CONFIG3 0x15
40 #define TPS65218_REG_CONTROL_DCDC1 0x16
41 #define TPS65218_REG_CONTROL_DCDC2 0x17
42 #define TPS65218_REG_CONTROL_DCDC3 0x18
43 #define TPS65218_REG_CONTROL_DCDC4 0x19
44 #define TPS65218_REG_CONTRL_SLEW_RATE 0x1A
45 #define TPS65218_REG_CONTROL_LDO1 0x1B
46 #define TPS65218_REG_SEQ1 0x20
47 #define TPS65218_REG_SEQ2 0x21
48 #define TPS65218_REG_SEQ3 0x22
49 #define TPS65218_REG_SEQ4 0x23
50 #define TPS65218_REG_SEQ5 0x24
51 #define TPS65218_REG_SEQ6 0x25
52 #define TPS65218_REG_SEQ7 0x26
53
54 /* Register field definitions */
55 #define TPS65218_CHIPID_CHIP_MASK 0xF8
56 #define TPS65218_CHIPID_REV_MASK 0x07
57
58 #define TPS65218_REV_1_0 0x0
59 #define TPS65218_REV_1_1 0x1
60 #define TPS65218_REV_2_0 0x2
61 #define TPS65218_REV_2_1 0x3
62
63 #define TPS65218_INT1_VPRG BIT(5)
64 #define TPS65218_INT1_AC BIT(4)
65 #define TPS65218_INT1_PB BIT(3)
66 #define TPS65218_INT1_HOT BIT(2)
67 #define TPS65218_INT1_CC_AQC BIT(1)
68 #define TPS65218_INT1_PRGC BIT(0)
69
70 #define TPS65218_INT2_LS3_F BIT(5)
71 #define TPS65218_INT2_LS2_F BIT(4)
72 #define TPS65218_INT2_LS1_F BIT(3)
73 #define TPS65218_INT2_LS3_I BIT(2)
74 #define TPS65218_INT2_LS2_I BIT(1)
75 #define TPS65218_INT2_LS1_I BIT(0)
76
77 #define TPS65218_INT_MASK1_VPRG BIT(5)
78 #define TPS65218_INT_MASK1_AC BIT(4)
79 #define TPS65218_INT_MASK1_PB BIT(3)
80 #define TPS65218_INT_MASK1_HOT BIT(2)
81 #define TPS65218_INT_MASK1_CC_AQC BIT(1)
82 #define TPS65218_INT_MASK1_PRGC BIT(0)
83
84 #define TPS65218_INT_MASK2_LS3_F BIT(5)
85 #define TPS65218_INT_MASK2_LS2_F BIT(4)
86 #define TPS65218_INT_MASK2_LS1_F BIT(3)
87 #define TPS65218_INT_MASK2_LS3_I BIT(2)
88 #define TPS65218_INT_MASK2_LS2_I BIT(1)
89 #define TPS65218_INT_MASK2_LS1_I BIT(0)
90
91 #define TPS65218_STATUS_FSEAL BIT(7)
92 #define TPS65218_STATUS_EE BIT(6)
93 #define TPS65218_STATUS_AC_STATE BIT(5)
94 #define TPS65218_STATUS_PB_STATE BIT(4)
95 #define TPS65218_STATUS_STATE_MASK 0xC
96 #define TPS65218_STATUS_CC_STAT 0x3
97
98 #define TPS65218_CONTROL_OFFNPFO BIT(1)
99 #define TPS65218_CONTROL_CC_AQ BIT(0)
100
101 #define TPS65218_FLAG_GPO3_FLG BIT(7)
102 #define TPS65218_FLAG_GPO2_FLG BIT(6)
103 #define TPS65218_FLAG_GPO1_FLG BIT(5)
104 #define TPS65218_FLAG_LDO1_FLG BIT(4)
105 #define TPS65218_FLAG_DC4_FLG BIT(3)
106 #define TPS65218_FLAG_DC3_FLG BIT(2)
107 #define TPS65218_FLAG_DC2_FLG BIT(1)
108 #define TPS65218_FLAG_DC1_FLG BIT(0)
109
110 #define TPS65218_ENABLE1_DC6_EN BIT(5)
111 #define TPS65218_ENABLE1_DC5_EN BIT(4)
112 #define TPS65218_ENABLE1_DC4_EN BIT(3)
113 #define TPS65218_ENABLE1_DC3_EN BIT(2)
114 #define TPS65218_ENABLE1_DC2_EN BIT(1)
115 #define TPS65218_ENABLE1_DC1_EN BIT(0)
116
117 #define TPS65218_ENABLE2_GPIO3 BIT(6)
118 #define TPS65218_ENABLE2_GPIO2 BIT(5)
119 #define TPS65218_ENABLE2_GPIO1 BIT(4)
120 #define TPS65218_ENABLE2_LS3_EN BIT(3)
121 #define TPS65218_ENABLE2_LS2_EN BIT(2)
122 #define TPS65218_ENABLE2_LS1_EN BIT(1)
123 #define TPS65218_ENABLE2_LDO1_EN BIT(0)
124
125
126 #define TPS65218_CONFIG1_TRST BIT(7)
127 #define TPS65218_CONFIG1_GPO2_BUF BIT(6)
128 #define TPS65218_CONFIG1_IO1_SEL BIT(5)
129 #define TPS65218_CONFIG1_PGDLY_MASK 0x18
130 #define TPS65218_CONFIG1_STRICT BIT(2)
131 #define TPS65218_CONFIG1_UVLO_MASK 0x3
132 #define TPS65218_CONFIG1_UVLO_2750000 0x0
133 #define TPS65218_CONFIG1_UVLO_2950000 0x1
134 #define TPS65218_CONFIG1_UVLO_3250000 0x2
135 #define TPS65218_CONFIG1_UVLO_3350000 0x3
136
137 #define TPS65218_CONFIG2_DC12_RST BIT(7)
138 #define TPS65218_CONFIG2_UVLOHYS BIT(6)
139 #define TPS65218_CONFIG2_LS3ILIM_MASK 0xC
140 #define TPS65218_CONFIG2_LS2ILIM_MASK 0x3
141
142 #define TPS65218_CONFIG3_LS3NPFO BIT(5)
143 #define TPS65218_CONFIG3_LS2NPFO BIT(4)
144 #define TPS65218_CONFIG3_LS1NPFO BIT(3)
145 #define TPS65218_CONFIG3_LS3DCHRG BIT(2)
146 #define TPS65218_CONFIG3_LS2DCHRG BIT(1)
147 #define TPS65218_CONFIG3_LS1DCHRG BIT(0)
148
149 #define TPS65218_CONTROL_DCDC1_PFM BIT(7)
150 #define TPS65218_CONTROL_DCDC1_MASK 0x7F
151
152 #define TPS65218_CONTROL_DCDC2_PFM BIT(7)
153 #define TPS65218_CONTROL_DCDC2_MASK 0x3F
154
155 #define TPS65218_CONTROL_DCDC3_PFM BIT(7)
156 #define TPS65218_CONTROL_DCDC3_MASK 0x3F
157
158 #define TPS65218_CONTROL_DCDC4_PFM BIT(7)
159 #define TPS65218_CONTROL_DCDC4_MASK 0x3F
160
161 #define TPS65218_SLEW_RATE_GO BIT(7)
162 #define TPS65218_SLEW_RATE_GODSBL BIT(6)
163 #define TPS65218_SLEW_RATE_SLEW_MASK 0x7
164
165 #define TPS65218_CONTROL_LDO1_MASK 0x3F
166
167 #define TPS65218_SEQ1_DLY8 BIT(7)
168 #define TPS65218_SEQ1_DLY7 BIT(6)
169 #define TPS65218_SEQ1_DLY6 BIT(5)
170 #define TPS65218_SEQ1_DLY5 BIT(4)
171 #define TPS65218_SEQ1_DLY4 BIT(3)
172 #define TPS65218_SEQ1_DLY3 BIT(2)
173 #define TPS65218_SEQ1_DLY2 BIT(1)
174 #define TPS65218_SEQ1_DLY1 BIT(0)
175
176 #define TPS65218_SEQ2_DLYFCTR BIT(7)
177 #define TPS65218_SEQ2_DLY9 BIT(0)
178
179 #define TPS65218_SEQ3_DC2_SEQ_MASK 0xF0
180 #define TPS65218_SEQ3_DC1_SEQ_MASK 0xF
181
182 #define TPS65218_SEQ4_DC4_SEQ_MASK 0xF0
183 #define TPS65218_SEQ4_DC3_SEQ_MASK 0xF
184
185 #define TPS65218_SEQ5_DC6_SEQ_MASK 0xF0
186 #define TPS65218_SEQ5_DC5_SEQ_MASK 0xF
187
188 #define TPS65218_SEQ6_LS1_SEQ_MASK 0xF0
189 #define TPS65218_SEQ6_LDO1_SEQ_MASK 0xF
190
191 #define TPS65218_SEQ7_GPO3_SEQ_MASK 0xF0
192 #define TPS65218_SEQ7_GPO1_SEQ_MASK 0xF
193 #define TPS65218_PROTECT_NONE 0
194 #define TPS65218_PROTECT_L1 1
195
196 enum tps65218_regulator_id {
197 /* DCDC's */
198 TPS65218_DCDC_1,
199 TPS65218_DCDC_2,
200 TPS65218_DCDC_3,
201 TPS65218_DCDC_4,
202 TPS65218_DCDC_5,
203 TPS65218_DCDC_6,
204 /* LDOs */
205 TPS65218_LDO_1,
206 /* LS's */
207 TPS65218_LS_2,
208 TPS65218_LS_3,
209 };
210
211 #define TPS65218_MAX_REG_ID TPS65218_LDO_1
212
213 /* Number of step-down converters available */
214 #define TPS65218_NUM_DCDC 6
215 /* Number of LDO voltage regulators available */
216 #define TPS65218_NUM_LDO 1
217 /* Number of total LS current regulators available */
218 #define TPS65218_NUM_LS 2
219 /* Number of total regulators available */
220 #define TPS65218_NUM_REGULATOR (TPS65218_NUM_DCDC + TPS65218_NUM_LDO \
221 + TPS65218_NUM_LS)
222
223 /* Define the TPS65218 IRQ numbers */
224 enum tps65218_irqs {
225 /* INT1 registers */
226 TPS65218_PRGC_IRQ,
227 TPS65218_CC_AQC_IRQ,
228 TPS65218_HOT_IRQ,
229 TPS65218_PB_IRQ,
230 TPS65218_AC_IRQ,
231 TPS65218_VPRG_IRQ,
232 TPS65218_INVALID1_IRQ,
233 TPS65218_INVALID2_IRQ,
234 /* INT2 registers */
235 TPS65218_LS1_I_IRQ,
236 TPS65218_LS2_I_IRQ,
237 TPS65218_LS3_I_IRQ,
238 TPS65218_LS1_F_IRQ,
239 TPS65218_LS2_F_IRQ,
240 TPS65218_LS3_F_IRQ,
241 TPS65218_INVALID3_IRQ,
242 TPS65218_INVALID4_IRQ,
243 };
244
245 /**
246 * struct tps65218 - tps65218 sub-driver chip access routines
247 *
248 * Device data may be used to access the TPS65218 chip
249 */
250
251 struct tps65218 {
252 struct device *dev;
253 unsigned int id;
254 u8 rev;
255
256 struct mutex tps_lock; /* lock guarding the data structure */
257 /* IRQ Data */
258 int irq;
259 u32 irq_mask;
260 struct regmap_irq_chip_data *irq_data;
261 struct regulator_desc desc[TPS65218_NUM_REGULATOR];
262 struct regmap *regmap;
263 u8 *strobes;
264 };
265
266 int tps65218_reg_write(struct tps65218 *tps, unsigned int reg,
267 unsigned int val, unsigned int level);
268 int tps65218_set_bits(struct tps65218 *tps, unsigned int reg,
269 unsigned int mask, unsigned int val, unsigned int level);
270 int tps65218_clear_bits(struct tps65218 *tps, unsigned int reg,
271 unsigned int mask, unsigned int level);
272
273 #endif /* __LINUX_MFD_TPS65218_H */
274
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