Commit | Line | Data |
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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> | |
26 | #include <linux/delay.h> | |
5a0e3ad6 | 27 | #include <linux/slab.h> |
90923351 | 28 | #include <linux/regmap.h> |
30e6599d AA |
29 | |
30 | /* Register definitions */ | |
31 | #define TPS65023_REG_VERSION 0 | |
32 | #define TPS65023_REG_PGOODZ 1 | |
33 | #define TPS65023_REG_MASK 2 | |
34 | #define TPS65023_REG_REG_CTRL 3 | |
35 | #define TPS65023_REG_CON_CTRL 4 | |
36 | #define TPS65023_REG_CON_CTRL2 5 | |
37 | #define TPS65023_REG_DEF_CORE 6 | |
38 | #define TPS65023_REG_DEFSLEW 7 | |
39 | #define TPS65023_REG_LDO_CTRL 8 | |
40 | ||
41 | /* PGOODZ bitfields */ | |
42 | #define TPS65023_PGOODZ_PWRFAILZ BIT(7) | |
43 | #define TPS65023_PGOODZ_LOWBATTZ BIT(6) | |
44 | #define TPS65023_PGOODZ_VDCDC1 BIT(5) | |
45 | #define TPS65023_PGOODZ_VDCDC2 BIT(4) | |
46 | #define TPS65023_PGOODZ_VDCDC3 BIT(3) | |
47 | #define TPS65023_PGOODZ_LDO2 BIT(2) | |
48 | #define TPS65023_PGOODZ_LDO1 BIT(1) | |
49 | ||
50 | /* MASK bitfields */ | |
51 | #define TPS65023_MASK_PWRFAILZ BIT(7) | |
52 | #define TPS65023_MASK_LOWBATTZ BIT(6) | |
53 | #define TPS65023_MASK_VDCDC1 BIT(5) | |
54 | #define TPS65023_MASK_VDCDC2 BIT(4) | |
55 | #define TPS65023_MASK_VDCDC3 BIT(3) | |
56 | #define TPS65023_MASK_LDO2 BIT(2) | |
57 | #define TPS65023_MASK_LDO1 BIT(1) | |
58 | ||
59 | /* REG_CTRL bitfields */ | |
60 | #define TPS65023_REG_CTRL_VDCDC1_EN BIT(5) | |
61 | #define TPS65023_REG_CTRL_VDCDC2_EN BIT(4) | |
62 | #define TPS65023_REG_CTRL_VDCDC3_EN BIT(3) | |
63 | #define TPS65023_REG_CTRL_LDO2_EN BIT(2) | |
64 | #define TPS65023_REG_CTRL_LDO1_EN BIT(1) | |
65 | ||
f068ad8c MF |
66 | /* REG_CTRL2 bitfields */ |
67 | #define TPS65023_REG_CTRL2_GO BIT(7) | |
68 | #define TPS65023_REG_CTRL2_CORE_ADJ BIT(6) | |
69 | #define TPS65023_REG_CTRL2_DCDC2 BIT(2) | |
70 | #define TPS65023_REG_CTRL2_DCDC1 BIT(1) | |
71 | #define TPS65023_REG_CTRL2_DCDC3 BIT(0) | |
72 | ||
30e6599d AA |
73 | /* LDO_CTRL bitfields */ |
74 | #define TPS65023_LDO_CTRL_LDOx_SHIFT(ldo_id) ((ldo_id)*4) | |
7061873f | 75 | #define TPS65023_LDO_CTRL_LDOx_MASK(ldo_id) (0x0F << ((ldo_id)*4)) |
30e6599d AA |
76 | |
77 | /* Number of step-down converters available */ | |
78 | #define TPS65023_NUM_DCDC 3 | |
79 | /* Number of LDO voltage regulators available */ | |
80 | #define TPS65023_NUM_LDO 2 | |
81 | /* Number of total regulators available */ | |
82 | #define TPS65023_NUM_REGULATOR (TPS65023_NUM_DCDC + TPS65023_NUM_LDO) | |
83 | ||
84 | /* DCDCs */ | |
85 | #define TPS65023_DCDC_1 0 | |
86 | #define TPS65023_DCDC_2 1 | |
87 | #define TPS65023_DCDC_3 2 | |
88 | /* LDOs */ | |
89 | #define TPS65023_LDO_1 3 | |
90 | #define TPS65023_LDO_2 4 | |
91 | ||
92 | #define TPS65023_MAX_REG_ID TPS65023_LDO_2 | |
93 | ||
94 | /* Supported voltage values for regulators */ | |
1c3ede05 | 95 | static const u16 VCORE_VSEL_table[] = { |
30e6599d AA |
96 | 800, 825, 850, 875, |
97 | 900, 925, 950, 975, | |
98 | 1000, 1025, 1050, 1075, | |
99 | 1100, 1125, 1150, 1175, | |
100 | 1200, 1225, 1250, 1275, | |
101 | 1300, 1325, 1350, 1375, | |
102 | 1400, 1425, 1450, 1475, | |
103 | 1500, 1525, 1550, 1600, | |
104 | }; | |
105 | ||
437afd2a MF |
106 | /* Supported voltage values for LDO regulators for tps65020 */ |
107 | static const u16 TPS65020_LDO1_VSEL_table[] = { | |
108 | 1000, 1050, 1100, 1300, | |
109 | 1800, 2500, 3000, 3300, | |
110 | }; | |
1c3ede05 | 111 | |
437afd2a MF |
112 | static const u16 TPS65020_LDO2_VSEL_table[] = { |
113 | 1000, 1050, 1100, 1300, | |
114 | 1800, 2500, 3000, 3300, | |
115 | }; | |
1c3ede05 MF |
116 | |
117 | /* Supported voltage values for LDO regulators | |
118 | * for tps65021 and tps65023 */ | |
119 | static const u16 TPS65023_LDO1_VSEL_table[] = { | |
30e6599d AA |
120 | 1000, 1100, 1300, 1800, |
121 | 2200, 2600, 2800, 3150, | |
122 | }; | |
123 | ||
1c3ede05 | 124 | static const u16 TPS65023_LDO2_VSEL_table[] = { |
30e6599d AA |
125 | 1050, 1200, 1300, 1800, |
126 | 2500, 2800, 3000, 3300, | |
127 | }; | |
128 | ||
30e6599d AA |
129 | /* Regulator specific details */ |
130 | struct tps_info { | |
131 | const char *name; | |
132 | unsigned min_uV; | |
133 | unsigned max_uV; | |
134 | bool fixed; | |
135 | u8 table_len; | |
136 | const u16 *table; | |
137 | }; | |
138 | ||
139 | /* PMIC details */ | |
140 | struct tps_pmic { | |
141 | struct regulator_desc desc[TPS65023_NUM_REGULATOR]; | |
30e6599d AA |
142 | struct regulator_dev *rdev[TPS65023_NUM_REGULATOR]; |
143 | const struct tps_info *info[TPS65023_NUM_REGULATOR]; | |
90923351 | 144 | struct regmap *regmap; |
1c3ede05 MF |
145 | u8 core_regulator; |
146 | }; | |
147 | ||
148 | /* Struct passed as driver data */ | |
149 | struct tps_driver_data { | |
150 | const struct tps_info *info; | |
151 | u8 core_regulator; | |
30e6599d AA |
152 | }; |
153 | ||
30e6599d AA |
154 | static int tps65023_dcdc_is_enabled(struct regulator_dev *dev) |
155 | { | |
156 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
157 | int data, dcdc = rdev_get_id(dev); | |
43530b69 | 158 | int ret; |
30e6599d AA |
159 | u8 shift; |
160 | ||
161 | if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) | |
162 | return -EINVAL; | |
163 | ||
164 | shift = TPS65023_NUM_REGULATOR - dcdc; | |
43530b69 | 165 | ret = regmap_read(tps->regmap, TPS65023_REG_REG_CTRL, &data); |
30e6599d | 166 | |
43530b69 JC |
167 | if (ret != 0) |
168 | return ret; | |
30e6599d AA |
169 | else |
170 | return (data & 1<<shift) ? 1 : 0; | |
171 | } | |
172 | ||
173 | static int tps65023_ldo_is_enabled(struct regulator_dev *dev) | |
174 | { | |
175 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
176 | int data, ldo = rdev_get_id(dev); | |
43530b69 | 177 | int ret; |
30e6599d AA |
178 | u8 shift; |
179 | ||
180 | if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2) | |
181 | return -EINVAL; | |
182 | ||
183 | shift = (ldo == TPS65023_LDO_1 ? 1 : 2); | |
43530b69 | 184 | ret = regmap_read(tps->regmap, TPS65023_REG_REG_CTRL, &data); |
30e6599d | 185 | |
43530b69 JC |
186 | if (ret != 0) |
187 | return ret; | |
30e6599d AA |
188 | else |
189 | return (data & 1<<shift) ? 1 : 0; | |
190 | } | |
191 | ||
192 | static int tps65023_dcdc_enable(struct regulator_dev *dev) | |
193 | { | |
194 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
195 | int dcdc = rdev_get_id(dev); | |
196 | u8 shift; | |
197 | ||
198 | if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) | |
199 | return -EINVAL; | |
200 | ||
201 | shift = TPS65023_NUM_REGULATOR - dcdc; | |
43530b69 | 202 | return regmap_update_bits(tps->regmap, TPS65023_REG_REG_CTRL, 1 << shift, 1 << shift); |
30e6599d AA |
203 | } |
204 | ||
205 | static int tps65023_dcdc_disable(struct regulator_dev *dev) | |
206 | { | |
207 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
208 | int dcdc = rdev_get_id(dev); | |
209 | u8 shift; | |
210 | ||
211 | if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) | |
212 | return -EINVAL; | |
213 | ||
214 | shift = TPS65023_NUM_REGULATOR - dcdc; | |
43530b69 | 215 | return regmap_update_bits(tps->regmap, TPS65023_REG_REG_CTRL, 1 << shift, 0); |
30e6599d AA |
216 | } |
217 | ||
218 | static int tps65023_ldo_enable(struct regulator_dev *dev) | |
219 | { | |
220 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
221 | int ldo = rdev_get_id(dev); | |
222 | u8 shift; | |
223 | ||
224 | if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2) | |
225 | return -EINVAL; | |
226 | ||
227 | shift = (ldo == TPS65023_LDO_1 ? 1 : 2); | |
43530b69 | 228 | return regmap_update_bits(tps->regmap, TPS65023_REG_REG_CTRL, 1 << shift, 1 << shift); |
30e6599d AA |
229 | } |
230 | ||
231 | static int tps65023_ldo_disable(struct regulator_dev *dev) | |
232 | { | |
233 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
234 | int ldo = rdev_get_id(dev); | |
235 | u8 shift; | |
236 | ||
237 | if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2) | |
238 | return -EINVAL; | |
239 | ||
240 | shift = (ldo == TPS65023_LDO_1 ? 1 : 2); | |
43530b69 | 241 | return regmap_update_bits(tps->regmap, TPS65023_REG_REG_CTRL, 1 << shift, 0); |
30e6599d AA |
242 | } |
243 | ||
244 | static int tps65023_dcdc_get_voltage(struct regulator_dev *dev) | |
245 | { | |
246 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
43530b69 | 247 | int ret; |
30e6599d AA |
248 | int data, dcdc = rdev_get_id(dev); |
249 | ||
250 | if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) | |
251 | return -EINVAL; | |
252 | ||
1c3ede05 | 253 | if (dcdc == tps->core_regulator) { |
43530b69 JC |
254 | ret = regmap_read(tps->regmap, TPS65023_REG_DEF_CORE, &data); |
255 | if (ret != 0) | |
256 | return ret; | |
30e6599d AA |
257 | data &= (tps->info[dcdc]->table_len - 1); |
258 | return tps->info[dcdc]->table[data] * 1000; | |
259 | } else | |
260 | return tps->info[dcdc]->min_uV; | |
261 | } | |
262 | ||
7061873f AL |
263 | static int tps65023_dcdc_set_voltage_sel(struct regulator_dev *dev, |
264 | unsigned selector) | |
30e6599d AA |
265 | { |
266 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
267 | int dcdc = rdev_get_id(dev); | |
cc17ef3f | 268 | int ret; |
30e6599d | 269 | |
1c3ede05 | 270 | if (dcdc != tps->core_regulator) |
30e6599d | 271 | return -EINVAL; |
30e6599d | 272 | |
7061873f AL |
273 | ret = regmap_write(tps->regmap, TPS65023_REG_DEF_CORE, selector); |
274 | if (ret) | |
275 | goto out; | |
cc17ef3f MF |
276 | |
277 | /* Tell the chip that we have changed the value in DEFCORE | |
278 | * and its time to update the core voltage | |
279 | */ | |
7061873f AL |
280 | ret = regmap_update_bits(tps->regmap, TPS65023_REG_CON_CTRL2, |
281 | TPS65023_REG_CTRL2_GO, TPS65023_REG_CTRL2_GO); | |
cc17ef3f | 282 | |
7061873f | 283 | out: |
cc17ef3f | 284 | return ret; |
30e6599d AA |
285 | } |
286 | ||
287 | static int tps65023_ldo_get_voltage(struct regulator_dev *dev) | |
288 | { | |
289 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
290 | int data, ldo = rdev_get_id(dev); | |
43530b69 | 291 | int ret; |
30e6599d AA |
292 | |
293 | if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2) | |
294 | return -EINVAL; | |
295 | ||
43530b69 JC |
296 | ret = regmap_read(tps->regmap, TPS65023_REG_LDO_CTRL, &data); |
297 | if (ret != 0) | |
298 | return ret; | |
30e6599d AA |
299 | |
300 | data >>= (TPS65023_LDO_CTRL_LDOx_SHIFT(ldo - TPS65023_LDO_1)); | |
301 | data &= (tps->info[ldo]->table_len - 1); | |
302 | return tps->info[ldo]->table[data] * 1000; | |
303 | } | |
304 | ||
7061873f AL |
305 | static int tps65023_ldo_set_voltage_sel(struct regulator_dev *dev, |
306 | unsigned selector) | |
30e6599d AA |
307 | { |
308 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
7061873f | 309 | int ldo_index = rdev_get_id(dev) - TPS65023_LDO_1; |
30e6599d | 310 | |
7061873f AL |
311 | return regmap_update_bits(tps->regmap, TPS65023_REG_LDO_CTRL, |
312 | TPS65023_LDO_CTRL_LDOx_MASK(ldo_index), | |
313 | selector << TPS65023_LDO_CTRL_LDOx_SHIFT(ldo_index)); | |
30e6599d AA |
314 | } |
315 | ||
316 | static int tps65023_dcdc_list_voltage(struct regulator_dev *dev, | |
317 | unsigned selector) | |
318 | { | |
319 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
320 | int dcdc = rdev_get_id(dev); | |
321 | ||
322 | if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) | |
323 | return -EINVAL; | |
324 | ||
1c3ede05 | 325 | if (dcdc == tps->core_regulator) { |
30e6599d AA |
326 | if (selector >= tps->info[dcdc]->table_len) |
327 | return -EINVAL; | |
328 | else | |
329 | return tps->info[dcdc]->table[selector] * 1000; | |
330 | } else | |
331 | return tps->info[dcdc]->min_uV; | |
332 | } | |
333 | ||
334 | static int tps65023_ldo_list_voltage(struct regulator_dev *dev, | |
335 | unsigned selector) | |
336 | { | |
337 | struct tps_pmic *tps = rdev_get_drvdata(dev); | |
338 | int ldo = rdev_get_id(dev); | |
339 | ||
340 | if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2) | |
341 | return -EINVAL; | |
342 | ||
343 | if (selector >= tps->info[ldo]->table_len) | |
344 | return -EINVAL; | |
345 | else | |
346 | return tps->info[ldo]->table[selector] * 1000; | |
347 | } | |
348 | ||
349 | /* Operations permitted on VDCDCx */ | |
350 | static struct regulator_ops tps65023_dcdc_ops = { | |
351 | .is_enabled = tps65023_dcdc_is_enabled, | |
352 | .enable = tps65023_dcdc_enable, | |
353 | .disable = tps65023_dcdc_disable, | |
354 | .get_voltage = tps65023_dcdc_get_voltage, | |
7061873f | 355 | .set_voltage_sel = tps65023_dcdc_set_voltage_sel, |
30e6599d AA |
356 | .list_voltage = tps65023_dcdc_list_voltage, |
357 | }; | |
358 | ||
359 | /* Operations permitted on LDOx */ | |
360 | static struct regulator_ops tps65023_ldo_ops = { | |
361 | .is_enabled = tps65023_ldo_is_enabled, | |
362 | .enable = tps65023_ldo_enable, | |
363 | .disable = tps65023_ldo_disable, | |
364 | .get_voltage = tps65023_ldo_get_voltage, | |
7061873f | 365 | .set_voltage_sel = tps65023_ldo_set_voltage_sel, |
30e6599d AA |
366 | .list_voltage = tps65023_ldo_list_voltage, |
367 | }; | |
368 | ||
90923351 MB |
369 | static struct regmap_config tps65023_regmap_config = { |
370 | .reg_bits = 8, | |
371 | .val_bits = 8, | |
372 | }; | |
373 | ||
54d13ab1 DT |
374 | static int __devinit tps_65023_probe(struct i2c_client *client, |
375 | const struct i2c_device_id *id) | |
30e6599d | 376 | { |
1c3ede05 MF |
377 | const struct tps_driver_data *drv_data = (void *)id->driver_data; |
378 | const struct tps_info *info = drv_data->info; | |
c172708d | 379 | struct regulator_config config = { }; |
30e6599d AA |
380 | struct regulator_init_data *init_data; |
381 | struct regulator_dev *rdev; | |
382 | struct tps_pmic *tps; | |
383 | int i; | |
54d13ab1 | 384 | int error; |
30e6599d AA |
385 | |
386 | if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | |
387 | return -EIO; | |
388 | ||
389 | /** | |
390 | * init_data points to array of regulator_init structures | |
391 | * coming from the board-evm file. | |
392 | */ | |
393 | init_data = client->dev.platform_data; | |
30e6599d AA |
394 | if (!init_data) |
395 | return -EIO; | |
396 | ||
397 | tps = kzalloc(sizeof(*tps), GFP_KERNEL); | |
398 | if (!tps) | |
399 | return -ENOMEM; | |
400 | ||
90923351 MB |
401 | tps->regmap = regmap_init_i2c(client, &tps65023_regmap_config); |
402 | if (IS_ERR(tps->regmap)) { | |
403 | error = PTR_ERR(tps->regmap); | |
404 | dev_err(&client->dev, "Failed to allocate register map: %d\n", | |
405 | error); | |
406 | goto fail_alloc; | |
407 | } | |
30e6599d AA |
408 | |
409 | /* common for all regulators */ | |
1c3ede05 | 410 | tps->core_regulator = drv_data->core_regulator; |
30e6599d AA |
411 | |
412 | for (i = 0; i < TPS65023_NUM_REGULATOR; i++, info++, init_data++) { | |
413 | /* Store regulator specific information */ | |
414 | tps->info[i] = info; | |
415 | ||
416 | tps->desc[i].name = info->name; | |
77fa44d0 | 417 | tps->desc[i].id = i; |
1c3ede05 | 418 | tps->desc[i].n_voltages = info->table_len; |
30e6599d AA |
419 | tps->desc[i].ops = (i > TPS65023_DCDC_3 ? |
420 | &tps65023_ldo_ops : &tps65023_dcdc_ops); | |
421 | tps->desc[i].type = REGULATOR_VOLTAGE; | |
422 | tps->desc[i].owner = THIS_MODULE; | |
423 | ||
c172708d MB |
424 | config.dev = &client->dev; |
425 | config.init_data = init_data; | |
426 | config.driver_data = tps; | |
427 | ||
30e6599d | 428 | /* Register the regulators */ |
c172708d | 429 | rdev = regulator_register(&tps->desc[i], &config); |
30e6599d AA |
430 | if (IS_ERR(rdev)) { |
431 | dev_err(&client->dev, "failed to register %s\n", | |
432 | id->name); | |
54d13ab1 DT |
433 | error = PTR_ERR(rdev); |
434 | goto fail; | |
30e6599d AA |
435 | } |
436 | ||
437 | /* Save regulator for cleanup */ | |
438 | tps->rdev[i] = rdev; | |
439 | } | |
440 | ||
441 | i2c_set_clientdata(client, tps); | |
442 | ||
fc999b83 | 443 | /* Enable setting output voltage by I2C */ |
43530b69 JC |
444 | regmap_update_bits(tps->regmap, TPS65023_REG_CON_CTRL2, |
445 | TPS65023_REG_CTRL2_CORE_ADJ, TPS65023_REG_CTRL2_CORE_ADJ); | |
fc999b83 | 446 | |
30e6599d | 447 | return 0; |
54d13ab1 DT |
448 | |
449 | fail: | |
450 | while (--i >= 0) | |
451 | regulator_unregister(tps->rdev[i]); | |
452 | ||
90923351 MB |
453 | regmap_exit(tps->regmap); |
454 | fail_alloc: | |
54d13ab1 DT |
455 | kfree(tps); |
456 | return error; | |
30e6599d AA |
457 | } |
458 | ||
30e6599d AA |
459 | static int __devexit tps_65023_remove(struct i2c_client *client) |
460 | { | |
461 | struct tps_pmic *tps = i2c_get_clientdata(client); | |
462 | int i; | |
463 | ||
464 | for (i = 0; i < TPS65023_NUM_REGULATOR; i++) | |
465 | regulator_unregister(tps->rdev[i]); | |
466 | ||
90923351 | 467 | regmap_exit(tps->regmap); |
30e6599d AA |
468 | kfree(tps); |
469 | ||
470 | return 0; | |
471 | } | |
472 | ||
437afd2a MF |
473 | static const struct tps_info tps65020_regs[] = { |
474 | { | |
475 | .name = "VDCDC1", | |
476 | .min_uV = 3300000, | |
477 | .max_uV = 3300000, | |
478 | .fixed = 1, | |
479 | }, | |
480 | { | |
481 | .name = "VDCDC2", | |
482 | .min_uV = 1800000, | |
483 | .max_uV = 1800000, | |
484 | .fixed = 1, | |
485 | }, | |
486 | { | |
487 | .name = "VDCDC3", | |
488 | .min_uV = 800000, | |
489 | .max_uV = 1600000, | |
490 | .table_len = ARRAY_SIZE(VCORE_VSEL_table), | |
491 | .table = VCORE_VSEL_table, | |
492 | }, | |
493 | ||
494 | { | |
495 | .name = "LDO1", | |
496 | .min_uV = 1000000, | |
497 | .max_uV = 3150000, | |
498 | .table_len = ARRAY_SIZE(TPS65020_LDO1_VSEL_table), | |
499 | .table = TPS65020_LDO1_VSEL_table, | |
500 | }, | |
501 | { | |
502 | .name = "LDO2", | |
503 | .min_uV = 1050000, | |
504 | .max_uV = 3300000, | |
505 | .table_len = ARRAY_SIZE(TPS65020_LDO2_VSEL_table), | |
506 | .table = TPS65020_LDO2_VSEL_table, | |
507 | }, | |
508 | }; | |
509 | ||
1c3ede05 MF |
510 | static const struct tps_info tps65021_regs[] = { |
511 | { | |
512 | .name = "VDCDC1", | |
513 | .min_uV = 3300000, | |
514 | .max_uV = 3300000, | |
515 | .fixed = 1, | |
516 | }, | |
517 | { | |
518 | .name = "VDCDC2", | |
519 | .min_uV = 1800000, | |
520 | .max_uV = 1800000, | |
521 | .fixed = 1, | |
522 | }, | |
523 | { | |
524 | .name = "VDCDC3", | |
525 | .min_uV = 800000, | |
526 | .max_uV = 1600000, | |
527 | .table_len = ARRAY_SIZE(VCORE_VSEL_table), | |
528 | .table = VCORE_VSEL_table, | |
529 | }, | |
530 | { | |
531 | .name = "LDO1", | |
532 | .min_uV = 1000000, | |
533 | .max_uV = 3150000, | |
534 | .table_len = ARRAY_SIZE(TPS65023_LDO1_VSEL_table), | |
535 | .table = TPS65023_LDO1_VSEL_table, | |
536 | }, | |
537 | { | |
538 | .name = "LDO2", | |
539 | .min_uV = 1050000, | |
540 | .max_uV = 3300000, | |
541 | .table_len = ARRAY_SIZE(TPS65023_LDO2_VSEL_table), | |
542 | .table = TPS65023_LDO2_VSEL_table, | |
543 | }, | |
544 | }; | |
545 | ||
30e6599d AA |
546 | static const struct tps_info tps65023_regs[] = { |
547 | { | |
548 | .name = "VDCDC1", | |
549 | .min_uV = 800000, | |
550 | .max_uV = 1600000, | |
1c3ede05 MF |
551 | .table_len = ARRAY_SIZE(VCORE_VSEL_table), |
552 | .table = VCORE_VSEL_table, | |
30e6599d AA |
553 | }, |
554 | { | |
555 | .name = "VDCDC2", | |
556 | .min_uV = 3300000, | |
557 | .max_uV = 3300000, | |
558 | .fixed = 1, | |
559 | }, | |
560 | { | |
561 | .name = "VDCDC3", | |
562 | .min_uV = 1800000, | |
563 | .max_uV = 1800000, | |
564 | .fixed = 1, | |
565 | }, | |
566 | { | |
567 | .name = "LDO1", | |
568 | .min_uV = 1000000, | |
569 | .max_uV = 3150000, | |
1c3ede05 MF |
570 | .table_len = ARRAY_SIZE(TPS65023_LDO1_VSEL_table), |
571 | .table = TPS65023_LDO1_VSEL_table, | |
30e6599d AA |
572 | }, |
573 | { | |
574 | .name = "LDO2", | |
575 | .min_uV = 1050000, | |
576 | .max_uV = 3300000, | |
1c3ede05 MF |
577 | .table_len = ARRAY_SIZE(TPS65023_LDO2_VSEL_table), |
578 | .table = TPS65023_LDO2_VSEL_table, | |
30e6599d AA |
579 | }, |
580 | }; | |
581 | ||
437afd2a MF |
582 | static struct tps_driver_data tps65020_drv_data = { |
583 | .info = tps65020_regs, | |
584 | .core_regulator = TPS65023_DCDC_3, | |
585 | }; | |
586 | ||
1c3ede05 | 587 | static struct tps_driver_data tps65021_drv_data = { |
7061873f AL |
588 | .info = tps65021_regs, |
589 | .core_regulator = TPS65023_DCDC_3, | |
1c3ede05 MF |
590 | }; |
591 | ||
592 | static struct tps_driver_data tps65023_drv_data = { | |
7061873f AL |
593 | .info = tps65023_regs, |
594 | .core_regulator = TPS65023_DCDC_1, | |
1c3ede05 MF |
595 | }; |
596 | ||
9e108d33 LG |
597 | static const struct i2c_device_id tps_65023_id[] = { |
598 | {.name = "tps65023", | |
1c3ede05 | 599 | .driver_data = (unsigned long) &tps65023_drv_data}, |
1880a2fc | 600 | {.name = "tps65021", |
1c3ede05 | 601 | .driver_data = (unsigned long) &tps65021_drv_data,}, |
437afd2a MF |
602 | {.name = "tps65020", |
603 | .driver_data = (unsigned long) &tps65020_drv_data}, | |
9e108d33 | 604 | { }, |
30e6599d AA |
605 | }; |
606 | ||
607 | MODULE_DEVICE_TABLE(i2c, tps_65023_id); | |
608 | ||
609 | static struct i2c_driver tps_65023_i2c_driver = { | |
610 | .driver = { | |
611 | .name = "tps65023", | |
612 | .owner = THIS_MODULE, | |
613 | }, | |
614 | .probe = tps_65023_probe, | |
615 | .remove = __devexit_p(tps_65023_remove), | |
9e108d33 | 616 | .id_table = tps_65023_id, |
30e6599d AA |
617 | }; |
618 | ||
30e6599d AA |
619 | static int __init tps_65023_init(void) |
620 | { | |
621 | return i2c_add_driver(&tps_65023_i2c_driver); | |
622 | } | |
623 | subsys_initcall(tps_65023_init); | |
624 | ||
30e6599d AA |
625 | static void __exit tps_65023_cleanup(void) |
626 | { | |
627 | i2c_del_driver(&tps_65023_i2c_driver); | |
628 | } | |
629 | module_exit(tps_65023_cleanup); | |
630 | ||
631 | MODULE_AUTHOR("Texas Instruments"); | |
632 | MODULE_DESCRIPTION("TPS65023 voltage regulator driver"); | |
9e108d33 | 633 | MODULE_LICENSE("GPL v2"); |