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30e6599d AA |
1 | /* |
2 | * tps65023-regulator.c | |
3 | * | |
4 | * Supports TPS65023 Regulator | |
5 | * | |
6 | * Copyright (C) 2009 Texas Instrument 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 as | |
10 | * published by the Free Software Foundation version 2. | |
11 | * | |
12 | * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind, | |
13 | * whether express or implied; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | */ | |
17 | ||
18 | #include <linux/kernel.h> | |
19 | #include <linux/module.h> | |
20 | #include <linux/init.h> | |
21 | #include <linux/err.h> | |
22 | #include <linux/platform_device.h> | |
23 | #include <linux/regulator/driver.h> | |
24 | #include <linux/regulator/machine.h> | |
25 | #include <linux/i2c.h> | |
5a0e3ad6 | 26 | #include <linux/slab.h> |
90923351 | 27 | #include <linux/regmap.h> |
30e6599d AA |
28 | |
29 | /* Register definitions */ | |
30 | #define TPS65023_REG_VERSION 0 | |
31 | #define TPS65023_REG_PGOODZ 1 | |
32 | #define TPS65023_REG_MASK 2 | |
33 | #define TPS65023_REG_REG_CTRL 3 | |
34 | #define TPS65023_REG_CON_CTRL 4 | |
35 | #define TPS65023_REG_CON_CTRL2 5 | |
36 | #define TPS65023_REG_DEF_CORE 6 | |
37 | #define TPS65023_REG_DEFSLEW 7 | |
38 | #define TPS65023_REG_LDO_CTRL 8 | |
39 | ||
40 | /* PGOODZ bitfields */ | |
41 | #define TPS65023_PGOODZ_PWRFAILZ BIT(7) | |
42 | #define TPS65023_PGOODZ_LOWBATTZ BIT(6) | |
43 | #define TPS65023_PGOODZ_VDCDC1 BIT(5) | |
44 | #define TPS65023_PGOODZ_VDCDC2 BIT(4) | |
45 | #define TPS65023_PGOODZ_VDCDC3 BIT(3) | |
46 | #define TPS65023_PGOODZ_LDO2 BIT(2) | |
47 | #define TPS65023_PGOODZ_LDO1 BIT(1) | |
48 | ||
49 | /* MASK bitfields */ | |
50 | #define TPS65023_MASK_PWRFAILZ BIT(7) | |
51 | #define TPS65023_MASK_LOWBATTZ BIT(6) | |
52 | #define TPS65023_MASK_VDCDC1 BIT(5) | |
53 | #define TPS65023_MASK_VDCDC2 BIT(4) | |
54 | #define TPS65023_MASK_VDCDC3 BIT(3) | |
55 | #define TPS65023_MASK_LDO2 BIT(2) | |
56 | #define TPS65023_MASK_LDO1 BIT(1) | |
57 | ||
58 | /* REG_CTRL bitfields */ | |
59 | #define TPS65023_REG_CTRL_VDCDC1_EN BIT(5) | |
60 | #define TPS65023_REG_CTRL_VDCDC2_EN BIT(4) | |
61 | #define TPS65023_REG_CTRL_VDCDC3_EN BIT(3) | |
62 | #define TPS65023_REG_CTRL_LDO2_EN BIT(2) | |
63 | #define TPS65023_REG_CTRL_LDO1_EN BIT(1) | |
64 | ||
f068ad8c MF |
65 | /* REG_CTRL2 bitfields */ |
66 | #define TPS65023_REG_CTRL2_GO BIT(7) | |
67 | #define TPS65023_REG_CTRL2_CORE_ADJ BIT(6) | |
68 | #define TPS65023_REG_CTRL2_DCDC2 BIT(2) | |
69 | #define TPS65023_REG_CTRL2_DCDC1 BIT(1) | |
70 | #define TPS65023_REG_CTRL2_DCDC3 BIT(0) | |
71 | ||
30e6599d AA |
72 | /* LDO_CTRL bitfields */ |
73 | #define TPS65023_LDO_CTRL_LDOx_SHIFT(ldo_id) ((ldo_id)*4) | |
7061873f | 74 | #define TPS65023_LDO_CTRL_LDOx_MASK(ldo_id) (0x0F << ((ldo_id)*4)) |
30e6599d AA |
75 | |
76 | /* Number of step-down converters available */ | |
77 | #define TPS65023_NUM_DCDC 3 | |
78 | /* Number of LDO voltage regulators available */ | |
79 | #define TPS65023_NUM_LDO 2 | |
80 | /* Number of total regulators available */ | |
81 | #define TPS65023_NUM_REGULATOR (TPS65023_NUM_DCDC + TPS65023_NUM_LDO) | |
82 | ||
83 | /* DCDCs */ | |
84 | #define TPS65023_DCDC_1 0 | |
85 | #define TPS65023_DCDC_2 1 | |
86 | #define TPS65023_DCDC_3 2 | |
87 | /* LDOs */ | |
88 | #define TPS65023_LDO_1 3 | |
89 | #define TPS65023_LDO_2 4 | |
90 | ||
91 | #define TPS65023_MAX_REG_ID TPS65023_LDO_2 | |
92 | ||
93 | /* Supported voltage values for regulators */ | |
1c3ede05 | 94 | static const u16 VCORE_VSEL_table[] = { |
30e6599d AA |
95 | 800, 825, 850, 875, |
96 | 900, 925, 950, 975, | |
97 | 1000, 1025, 1050, 1075, | |
98 | 1100, 1125, 1150, 1175, | |
99 | 1200, 1225, 1250, 1275, | |
100 | 1300, 1325, 1350, 1375, | |
101 | 1400, 1425, 1450, 1475, | |
102 | 1500, 1525, 1550, 1600, | |
103 | }; | |
104 | ||
437afd2a MF |
105 | /* Supported voltage values for LDO regulators for tps65020 */ |
106 | static const u16 TPS65020_LDO1_VSEL_table[] = { | |
107 | 1000, 1050, 1100, 1300, | |
108 | 1800, 2500, 3000, 3300, | |
109 | }; | |
1c3ede05 | 110 | |
437afd2a MF |
111 | static const u16 TPS65020_LDO2_VSEL_table[] = { |
112 | 1000, 1050, 1100, 1300, | |
113 | 1800, 2500, 3000, 3300, | |
114 | }; | |
1c3ede05 MF |
115 | |
116 | /* Supported voltage values for LDO regulators | |
117 | * for tps65021 and tps65023 */ | |
118 | static const u16 TPS65023_LDO1_VSEL_table[] = { | |
30e6599d AA |
119 | 1000, 1100, 1300, 1800, |
120 | 2200, 2600, 2800, 3150, | |
121 | }; | |
122 | ||
1c3ede05 | 123 | static const u16 TPS65023_LDO2_VSEL_table[] = { |
30e6599d AA |
124 | 1050, 1200, 1300, 1800, |
125 | 2500, 2800, 3000, 3300, | |
126 | }; | |
127 | ||
30e6599d AA |
128 | /* Regulator specific details */ |
129 | struct tps_info { | |
130 | const char *name; | |
131 | unsigned min_uV; | |
132 | unsigned max_uV; | |
133 | bool fixed; | |
134 | u8 table_len; | |
135 | const u16 *table; | |
136 | }; | |
137 | ||
138 | /* PMIC details */ | |
139 | struct tps_pmic { | |
140 | struct regulator_desc desc[TPS65023_NUM_REGULATOR]; | |
30e6599d AA |
141 | struct regulator_dev *rdev[TPS65023_NUM_REGULATOR]; |
142 | const struct tps_info *info[TPS65023_NUM_REGULATOR]; | |
90923351 | 143 | struct regmap *regmap; |
1c3ede05 MF |
144 | u8 core_regulator; |
145 | }; | |
146 | ||
147 | /* Struct passed as driver data */ | |
148 | struct tps_driver_data { | |
149 | const struct tps_info *info; | |
150 | u8 core_regulator; | |
30e6599d AA |
151 | }; |
152 | ||
30e6599d AA |
153 | static int tps65023_dcdc_get_voltage(struct regulator_dev *dev) |
154 | { | |
155 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
43530b69 | 156 | int ret; |
30e6599d AA |
157 | int data, dcdc = rdev_get_id(dev); |
158 | ||
159 | if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) | |
160 | return -EINVAL; | |
161 | ||
1c3ede05 | 162 | if (dcdc == tps->core_regulator) { |
43530b69 JC |
163 | ret = regmap_read(tps->regmap, TPS65023_REG_DEF_CORE, &data); |
164 | if (ret != 0) | |
165 | return ret; | |
30e6599d AA |
166 | data &= (tps->info[dcdc]->table_len - 1); |
167 | return tps->info[dcdc]->table[data] * 1000; | |
168 | } else | |
169 | return tps->info[dcdc]->min_uV; | |
170 | } | |
171 | ||
7061873f AL |
172 | static int tps65023_dcdc_set_voltage_sel(struct regulator_dev *dev, |
173 | unsigned selector) | |
30e6599d AA |
174 | { |
175 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
176 | int dcdc = rdev_get_id(dev); | |
cc17ef3f | 177 | int ret; |
30e6599d | 178 | |
1c3ede05 | 179 | if (dcdc != tps->core_regulator) |
30e6599d | 180 | return -EINVAL; |
30e6599d | 181 | |
7061873f AL |
182 | ret = regmap_write(tps->regmap, TPS65023_REG_DEF_CORE, selector); |
183 | if (ret) | |
184 | goto out; | |
cc17ef3f MF |
185 | |
186 | /* Tell the chip that we have changed the value in DEFCORE | |
187 | * and its time to update the core voltage | |
188 | */ | |
7061873f AL |
189 | ret = regmap_update_bits(tps->regmap, TPS65023_REG_CON_CTRL2, |
190 | TPS65023_REG_CTRL2_GO, TPS65023_REG_CTRL2_GO); | |
cc17ef3f | 191 | |
7061873f | 192 | out: |
cc17ef3f | 193 | return ret; |
30e6599d AA |
194 | } |
195 | ||
196 | static int tps65023_ldo_get_voltage(struct regulator_dev *dev) | |
197 | { | |
198 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
199 | int data, ldo = rdev_get_id(dev); | |
43530b69 | 200 | int ret; |
30e6599d AA |
201 | |
202 | if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2) | |
203 | return -EINVAL; | |
204 | ||
43530b69 JC |
205 | ret = regmap_read(tps->regmap, TPS65023_REG_LDO_CTRL, &data); |
206 | if (ret != 0) | |
207 | return ret; | |
30e6599d AA |
208 | |
209 | data >>= (TPS65023_LDO_CTRL_LDOx_SHIFT(ldo - TPS65023_LDO_1)); | |
210 | data &= (tps->info[ldo]->table_len - 1); | |
211 | return tps->info[ldo]->table[data] * 1000; | |
212 | } | |
213 | ||
7061873f AL |
214 | static int tps65023_ldo_set_voltage_sel(struct regulator_dev *dev, |
215 | unsigned selector) | |
30e6599d AA |
216 | { |
217 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
7061873f | 218 | int ldo_index = rdev_get_id(dev) - TPS65023_LDO_1; |
30e6599d | 219 | |
7061873f AL |
220 | return regmap_update_bits(tps->regmap, TPS65023_REG_LDO_CTRL, |
221 | TPS65023_LDO_CTRL_LDOx_MASK(ldo_index), | |
222 | selector << TPS65023_LDO_CTRL_LDOx_SHIFT(ldo_index)); | |
30e6599d AA |
223 | } |
224 | ||
225 | static int tps65023_dcdc_list_voltage(struct regulator_dev *dev, | |
226 | unsigned selector) | |
227 | { | |
228 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
229 | int dcdc = rdev_get_id(dev); | |
230 | ||
231 | if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) | |
232 | return -EINVAL; | |
233 | ||
1c3ede05 | 234 | if (dcdc == tps->core_regulator) { |
30e6599d AA |
235 | if (selector >= tps->info[dcdc]->table_len) |
236 | return -EINVAL; | |
237 | else | |
238 | return tps->info[dcdc]->table[selector] * 1000; | |
239 | } else | |
240 | return tps->info[dcdc]->min_uV; | |
241 | } | |
242 | ||
243 | static int tps65023_ldo_list_voltage(struct regulator_dev *dev, | |
244 | unsigned selector) | |
245 | { | |
246 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
247 | int ldo = rdev_get_id(dev); | |
248 | ||
249 | if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2) | |
250 | return -EINVAL; | |
251 | ||
252 | if (selector >= tps->info[ldo]->table_len) | |
253 | return -EINVAL; | |
254 | else | |
255 | return tps->info[ldo]->table[selector] * 1000; | |
256 | } | |
257 | ||
258 | /* Operations permitted on VDCDCx */ | |
259 | static struct regulator_ops tps65023_dcdc_ops = { | |
ee7b1914 AL |
260 | .is_enabled = regulator_is_enabled_regmap, |
261 | .enable = regulator_enable_regmap, | |
262 | .disable = regulator_disable_regmap, | |
30e6599d | 263 | .get_voltage = tps65023_dcdc_get_voltage, |
7061873f | 264 | .set_voltage_sel = tps65023_dcdc_set_voltage_sel, |
30e6599d AA |
265 | .list_voltage = tps65023_dcdc_list_voltage, |
266 | }; | |
267 | ||
268 | /* Operations permitted on LDOx */ | |
269 | static struct regulator_ops tps65023_ldo_ops = { | |
ee7b1914 AL |
270 | .is_enabled = regulator_is_enabled_regmap, |
271 | .enable = regulator_enable_regmap, | |
272 | .disable = regulator_disable_regmap, | |
30e6599d | 273 | .get_voltage = tps65023_ldo_get_voltage, |
7061873f | 274 | .set_voltage_sel = tps65023_ldo_set_voltage_sel, |
30e6599d AA |
275 | .list_voltage = tps65023_ldo_list_voltage, |
276 | }; | |
277 | ||
90923351 MB |
278 | static struct regmap_config tps65023_regmap_config = { |
279 | .reg_bits = 8, | |
280 | .val_bits = 8, | |
281 | }; | |
282 | ||
54d13ab1 DT |
283 | static int __devinit tps_65023_probe(struct i2c_client *client, |
284 | const struct i2c_device_id *id) | |
30e6599d | 285 | { |
1c3ede05 MF |
286 | const struct tps_driver_data *drv_data = (void *)id->driver_data; |
287 | const struct tps_info *info = drv_data->info; | |
c172708d | 288 | struct regulator_config config = { }; |
30e6599d AA |
289 | struct regulator_init_data *init_data; |
290 | struct regulator_dev *rdev; | |
291 | struct tps_pmic *tps; | |
292 | int i; | |
54d13ab1 | 293 | int error; |
30e6599d AA |
294 | |
295 | if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | |
296 | return -EIO; | |
297 | ||
298 | /** | |
299 | * init_data points to array of regulator_init structures | |
300 | * coming from the board-evm file. | |
301 | */ | |
302 | init_data = client->dev.platform_data; | |
30e6599d AA |
303 | if (!init_data) |
304 | return -EIO; | |
305 | ||
19a8da21 | 306 | tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL); |
30e6599d AA |
307 | if (!tps) |
308 | return -ENOMEM; | |
309 | ||
19a8da21 | 310 | tps->regmap = devm_regmap_init_i2c(client, &tps65023_regmap_config); |
90923351 MB |
311 | if (IS_ERR(tps->regmap)) { |
312 | error = PTR_ERR(tps->regmap); | |
313 | dev_err(&client->dev, "Failed to allocate register map: %d\n", | |
314 | error); | |
19a8da21 | 315 | return error; |
90923351 | 316 | } |
30e6599d AA |
317 | |
318 | /* common for all regulators */ | |
1c3ede05 | 319 | tps->core_regulator = drv_data->core_regulator; |
30e6599d AA |
320 | |
321 | for (i = 0; i < TPS65023_NUM_REGULATOR; i++, info++, init_data++) { | |
322 | /* Store regulator specific information */ | |
323 | tps->info[i] = info; | |
324 | ||
325 | tps->desc[i].name = info->name; | |
77fa44d0 | 326 | tps->desc[i].id = i; |
1c3ede05 | 327 | tps->desc[i].n_voltages = info->table_len; |
30e6599d AA |
328 | tps->desc[i].ops = (i > TPS65023_DCDC_3 ? |
329 | &tps65023_ldo_ops : &tps65023_dcdc_ops); | |
330 | tps->desc[i].type = REGULATOR_VOLTAGE; | |
331 | tps->desc[i].owner = THIS_MODULE; | |
332 | ||
ee7b1914 AL |
333 | tps->desc[i].enable_reg = TPS65023_REG_REG_CTRL; |
334 | if (i == TPS65023_LDO_1) | |
335 | tps->desc[i].enable_mask = 1 << 1; | |
336 | else if (i == TPS65023_LDO_2) | |
337 | tps->desc[i].enable_mask = 1 << 2; | |
338 | else /* DCDCx */ | |
339 | tps->desc[i].enable_mask = | |
340 | 1 << (TPS65023_NUM_REGULATOR - i); | |
341 | ||
c172708d MB |
342 | config.dev = &client->dev; |
343 | config.init_data = init_data; | |
344 | config.driver_data = tps; | |
ee7b1914 | 345 | config.regmap = tps->regmap; |
c172708d | 346 | |
30e6599d | 347 | /* Register the regulators */ |
c172708d | 348 | rdev = regulator_register(&tps->desc[i], &config); |
30e6599d AA |
349 | if (IS_ERR(rdev)) { |
350 | dev_err(&client->dev, "failed to register %s\n", | |
351 | id->name); | |
54d13ab1 DT |
352 | error = PTR_ERR(rdev); |
353 | goto fail; | |
30e6599d AA |
354 | } |
355 | ||
356 | /* Save regulator for cleanup */ | |
357 | tps->rdev[i] = rdev; | |
358 | } | |
359 | ||
360 | i2c_set_clientdata(client, tps); | |
361 | ||
fc999b83 | 362 | /* Enable setting output voltage by I2C */ |
43530b69 JC |
363 | regmap_update_bits(tps->regmap, TPS65023_REG_CON_CTRL2, |
364 | TPS65023_REG_CTRL2_CORE_ADJ, TPS65023_REG_CTRL2_CORE_ADJ); | |
fc999b83 | 365 | |
30e6599d | 366 | return 0; |
54d13ab1 DT |
367 | |
368 | fail: | |
369 | while (--i >= 0) | |
370 | regulator_unregister(tps->rdev[i]); | |
54d13ab1 | 371 | return error; |
30e6599d AA |
372 | } |
373 | ||
30e6599d AA |
374 | static int __devexit tps_65023_remove(struct i2c_client *client) |
375 | { | |
376 | struct tps_pmic *tps = i2c_get_clientdata(client); | |
377 | int i; | |
378 | ||
379 | for (i = 0; i < TPS65023_NUM_REGULATOR; i++) | |
380 | regulator_unregister(tps->rdev[i]); | |
30e6599d AA |
381 | return 0; |
382 | } | |
383 | ||
437afd2a MF |
384 | static const struct tps_info tps65020_regs[] = { |
385 | { | |
386 | .name = "VDCDC1", | |
387 | .min_uV = 3300000, | |
388 | .max_uV = 3300000, | |
389 | .fixed = 1, | |
390 | }, | |
391 | { | |
392 | .name = "VDCDC2", | |
393 | .min_uV = 1800000, | |
394 | .max_uV = 1800000, | |
395 | .fixed = 1, | |
396 | }, | |
397 | { | |
398 | .name = "VDCDC3", | |
399 | .min_uV = 800000, | |
400 | .max_uV = 1600000, | |
401 | .table_len = ARRAY_SIZE(VCORE_VSEL_table), | |
402 | .table = VCORE_VSEL_table, | |
403 | }, | |
404 | ||
405 | { | |
406 | .name = "LDO1", | |
407 | .min_uV = 1000000, | |
408 | .max_uV = 3150000, | |
409 | .table_len = ARRAY_SIZE(TPS65020_LDO1_VSEL_table), | |
410 | .table = TPS65020_LDO1_VSEL_table, | |
411 | }, | |
412 | { | |
413 | .name = "LDO2", | |
414 | .min_uV = 1050000, | |
415 | .max_uV = 3300000, | |
416 | .table_len = ARRAY_SIZE(TPS65020_LDO2_VSEL_table), | |
417 | .table = TPS65020_LDO2_VSEL_table, | |
418 | }, | |
419 | }; | |
420 | ||
1c3ede05 MF |
421 | static const struct tps_info tps65021_regs[] = { |
422 | { | |
423 | .name = "VDCDC1", | |
424 | .min_uV = 3300000, | |
425 | .max_uV = 3300000, | |
426 | .fixed = 1, | |
427 | }, | |
428 | { | |
429 | .name = "VDCDC2", | |
430 | .min_uV = 1800000, | |
431 | .max_uV = 1800000, | |
432 | .fixed = 1, | |
433 | }, | |
434 | { | |
435 | .name = "VDCDC3", | |
436 | .min_uV = 800000, | |
437 | .max_uV = 1600000, | |
438 | .table_len = ARRAY_SIZE(VCORE_VSEL_table), | |
439 | .table = VCORE_VSEL_table, | |
440 | }, | |
441 | { | |
442 | .name = "LDO1", | |
443 | .min_uV = 1000000, | |
444 | .max_uV = 3150000, | |
445 | .table_len = ARRAY_SIZE(TPS65023_LDO1_VSEL_table), | |
446 | .table = TPS65023_LDO1_VSEL_table, | |
447 | }, | |
448 | { | |
449 | .name = "LDO2", | |
450 | .min_uV = 1050000, | |
451 | .max_uV = 3300000, | |
452 | .table_len = ARRAY_SIZE(TPS65023_LDO2_VSEL_table), | |
453 | .table = TPS65023_LDO2_VSEL_table, | |
454 | }, | |
455 | }; | |
456 | ||
30e6599d AA |
457 | static const struct tps_info tps65023_regs[] = { |
458 | { | |
459 | .name = "VDCDC1", | |
460 | .min_uV = 800000, | |
461 | .max_uV = 1600000, | |
1c3ede05 MF |
462 | .table_len = ARRAY_SIZE(VCORE_VSEL_table), |
463 | .table = VCORE_VSEL_table, | |
30e6599d AA |
464 | }, |
465 | { | |
466 | .name = "VDCDC2", | |
467 | .min_uV = 3300000, | |
468 | .max_uV = 3300000, | |
469 | .fixed = 1, | |
470 | }, | |
471 | { | |
472 | .name = "VDCDC3", | |
473 | .min_uV = 1800000, | |
474 | .max_uV = 1800000, | |
475 | .fixed = 1, | |
476 | }, | |
477 | { | |
478 | .name = "LDO1", | |
479 | .min_uV = 1000000, | |
480 | .max_uV = 3150000, | |
1c3ede05 MF |
481 | .table_len = ARRAY_SIZE(TPS65023_LDO1_VSEL_table), |
482 | .table = TPS65023_LDO1_VSEL_table, | |
30e6599d AA |
483 | }, |
484 | { | |
485 | .name = "LDO2", | |
486 | .min_uV = 1050000, | |
487 | .max_uV = 3300000, | |
1c3ede05 MF |
488 | .table_len = ARRAY_SIZE(TPS65023_LDO2_VSEL_table), |
489 | .table = TPS65023_LDO2_VSEL_table, | |
30e6599d AA |
490 | }, |
491 | }; | |
492 | ||
437afd2a MF |
493 | static struct tps_driver_data tps65020_drv_data = { |
494 | .info = tps65020_regs, | |
495 | .core_regulator = TPS65023_DCDC_3, | |
496 | }; | |
497 | ||
1c3ede05 | 498 | static struct tps_driver_data tps65021_drv_data = { |
7061873f AL |
499 | .info = tps65021_regs, |
500 | .core_regulator = TPS65023_DCDC_3, | |
1c3ede05 MF |
501 | }; |
502 | ||
503 | static struct tps_driver_data tps65023_drv_data = { | |
7061873f AL |
504 | .info = tps65023_regs, |
505 | .core_regulator = TPS65023_DCDC_1, | |
1c3ede05 MF |
506 | }; |
507 | ||
9e108d33 LG |
508 | static const struct i2c_device_id tps_65023_id[] = { |
509 | {.name = "tps65023", | |
1c3ede05 | 510 | .driver_data = (unsigned long) &tps65023_drv_data}, |
1880a2fc | 511 | {.name = "tps65021", |
1c3ede05 | 512 | .driver_data = (unsigned long) &tps65021_drv_data,}, |
437afd2a MF |
513 | {.name = "tps65020", |
514 | .driver_data = (unsigned long) &tps65020_drv_data}, | |
9e108d33 | 515 | { }, |
30e6599d AA |
516 | }; |
517 | ||
518 | MODULE_DEVICE_TABLE(i2c, tps_65023_id); | |
519 | ||
520 | static struct i2c_driver tps_65023_i2c_driver = { | |
521 | .driver = { | |
522 | .name = "tps65023", | |
523 | .owner = THIS_MODULE, | |
524 | }, | |
525 | .probe = tps_65023_probe, | |
526 | .remove = __devexit_p(tps_65023_remove), | |
9e108d33 | 527 | .id_table = tps_65023_id, |
30e6599d AA |
528 | }; |
529 | ||
30e6599d AA |
530 | static int __init tps_65023_init(void) |
531 | { | |
532 | return i2c_add_driver(&tps_65023_i2c_driver); | |
533 | } | |
534 | subsys_initcall(tps_65023_init); | |
535 | ||
30e6599d AA |
536 | static void __exit tps_65023_cleanup(void) |
537 | { | |
538 | i2c_del_driver(&tps_65023_i2c_driver); | |
539 | } | |
540 | module_exit(tps_65023_cleanup); | |
541 | ||
542 | MODULE_AUTHOR("Texas Instruments"); | |
543 | MODULE_DESCRIPTION("TPS65023 voltage regulator driver"); | |
9e108d33 | 544 | MODULE_LICENSE("GPL v2"); |