]>
Commit | Line | Data |
---|---|---|
ba08799e MV |
1 | // SPDX-License-Identifier: GPL-2.0 |
2 | // Copyright (C) 2018 ROHM Semiconductors | |
dd2be639 | 3 | // bd71837-regulator.c ROHM BD71837MWV/BD71847MWV regulator driver |
ba08799e | 4 | |
c9dc4cfa | 5 | #include <linux/delay.h> |
ba08799e | 6 | #include <linux/err.h> |
c9dc4cfa | 7 | #include <linux/gpio.h> |
ba08799e | 8 | #include <linux/interrupt.h> |
c9dc4cfa | 9 | #include <linux/kernel.h> |
410e8b4f | 10 | #include <linux/mfd/rohm-bd718x7.h> |
c9dc4cfa | 11 | #include <linux/module.h> |
9cce7244 | 12 | #include <linux/of.h> |
ba08799e MV |
13 | #include <linux/platform_device.h> |
14 | #include <linux/regulator/driver.h> | |
15 | #include <linux/regulator/machine.h> | |
ba08799e | 16 | #include <linux/regulator/of_regulator.h> |
c9dc4cfa | 17 | #include <linux/slab.h> |
ba08799e | 18 | |
ba08799e MV |
19 | /* |
20 | * BUCK1/2/3/4 | |
21 | * BUCK1RAMPRATE[1:0] BUCK1 DVS ramp rate setting | |
22 | * 00: 10.00mV/usec 10mV 1uS | |
23 | * 01: 5.00mV/usec 10mV 2uS | |
24 | * 10: 2.50mV/usec 10mV 4uS | |
25 | * 11: 1.25mV/usec 10mV 8uS | |
26 | */ | |
dd2be639 | 27 | static int bd718xx_buck1234_set_ramp_delay(struct regulator_dev *rdev, |
ba08799e MV |
28 | int ramp_delay) |
29 | { | |
ba08799e MV |
30 | int id = rdev->desc->id; |
31 | unsigned int ramp_value = BUCK_RAMPRATE_10P00MV; | |
32 | ||
bcb047eb | 33 | dev_dbg(&rdev->dev, "Buck[%d] Set Ramp = %d\n", id + 1, |
ba08799e MV |
34 | ramp_delay); |
35 | switch (ramp_delay) { | |
36 | case 1 ... 1250: | |
37 | ramp_value = BUCK_RAMPRATE_1P25MV; | |
38 | break; | |
39 | case 1251 ... 2500: | |
40 | ramp_value = BUCK_RAMPRATE_2P50MV; | |
41 | break; | |
42 | case 2501 ... 5000: | |
43 | ramp_value = BUCK_RAMPRATE_5P00MV; | |
44 | break; | |
45 | case 5001 ... 10000: | |
46 | ramp_value = BUCK_RAMPRATE_10P00MV; | |
47 | break; | |
48 | default: | |
49 | ramp_value = BUCK_RAMPRATE_10P00MV; | |
bcb047eb | 50 | dev_err(&rdev->dev, |
ba08799e MV |
51 | "%s: ramp_delay: %d not supported, setting 10000mV//us\n", |
52 | rdev->desc->name, ramp_delay); | |
53 | } | |
54 | ||
bcb047eb | 55 | return regmap_update_bits(rdev->regmap, BD718XX_REG_BUCK1_CTRL + id, |
ba08799e MV |
56 | BUCK_RAMPRATE_MASK, ramp_value << 6); |
57 | } | |
58 | ||
59 | /* Bucks 1 to 4 support DVS. PWM mode is used when voltage is changed. | |
60 | * Bucks 5 to 8 and LDOs can use PFM and must be disabled when voltage | |
61 | * is changed. Hence we return -EBUSY for these if voltage is changed | |
62 | * when BUCK/LDO is enabled. | |
63 | */ | |
494edd26 | 64 | static int bd718xx_set_voltage_sel_restricted(struct regulator_dev *rdev, |
ba08799e MV |
65 | unsigned int sel) |
66 | { | |
ffdc4984 AL |
67 | if (regulator_is_enabled_regmap(rdev)) |
68 | return -EBUSY; | |
ba08799e | 69 | |
ffdc4984 | 70 | return regulator_set_voltage_sel_regmap(rdev, sel); |
ba08799e MV |
71 | } |
72 | ||
a4bfc2c2 MV |
73 | static int bd718xx_set_voltage_sel_pickable_restricted( |
74 | struct regulator_dev *rdev, unsigned int sel) | |
75 | { | |
76 | if (regulator_is_enabled_regmap(rdev)) | |
77 | return -EBUSY; | |
78 | ||
79 | return regulator_set_voltage_sel_pickable_regmap(rdev, sel); | |
80 | } | |
81 | ||
704c5c01 | 82 | static const struct regulator_ops bd718xx_pickable_range_ldo_ops = { |
a4bfc2c2 MV |
83 | .enable = regulator_enable_regmap, |
84 | .disable = regulator_disable_regmap, | |
85 | .is_enabled = regulator_is_enabled_regmap, | |
86 | .list_voltage = regulator_list_voltage_pickable_linear_range, | |
87 | .set_voltage_sel = bd718xx_set_voltage_sel_pickable_restricted, | |
88 | .get_voltage_sel = regulator_get_voltage_sel_pickable_regmap, | |
89 | }; | |
90 | ||
704c5c01 | 91 | static const struct regulator_ops bd718xx_pickable_range_buck_ops = { |
a4bfc2c2 MV |
92 | .enable = regulator_enable_regmap, |
93 | .disable = regulator_disable_regmap, | |
94 | .is_enabled = regulator_is_enabled_regmap, | |
95 | .list_voltage = regulator_list_voltage_pickable_linear_range, | |
96 | .set_voltage_sel = bd718xx_set_voltage_sel_pickable_restricted, | |
97 | .get_voltage_sel = regulator_get_voltage_sel_pickable_regmap, | |
98 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
99 | }; | |
100 | ||
704c5c01 | 101 | static const struct regulator_ops bd718xx_ldo_regulator_ops = { |
ba08799e MV |
102 | .enable = regulator_enable_regmap, |
103 | .disable = regulator_disable_regmap, | |
104 | .is_enabled = regulator_is_enabled_regmap, | |
105 | .list_voltage = regulator_list_voltage_linear_range, | |
494edd26 | 106 | .set_voltage_sel = bd718xx_set_voltage_sel_restricted, |
ba08799e MV |
107 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
108 | }; | |
109 | ||
704c5c01 | 110 | static const struct regulator_ops bd718xx_ldo_regulator_nolinear_ops = { |
ba08799e MV |
111 | .enable = regulator_enable_regmap, |
112 | .disable = regulator_disable_regmap, | |
113 | .is_enabled = regulator_is_enabled_regmap, | |
114 | .list_voltage = regulator_list_voltage_table, | |
494edd26 | 115 | .set_voltage_sel = bd718xx_set_voltage_sel_restricted, |
ba08799e MV |
116 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
117 | }; | |
118 | ||
704c5c01 | 119 | static const struct regulator_ops bd718xx_buck_regulator_ops = { |
ba08799e MV |
120 | .enable = regulator_enable_regmap, |
121 | .disable = regulator_disable_regmap, | |
122 | .is_enabled = regulator_is_enabled_regmap, | |
123 | .list_voltage = regulator_list_voltage_linear_range, | |
494edd26 | 124 | .set_voltage_sel = bd718xx_set_voltage_sel_restricted, |
ba08799e MV |
125 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
126 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
127 | }; | |
128 | ||
704c5c01 | 129 | static const struct regulator_ops bd718xx_buck_regulator_nolinear_ops = { |
ba08799e MV |
130 | .enable = regulator_enable_regmap, |
131 | .disable = regulator_disable_regmap, | |
132 | .is_enabled = regulator_is_enabled_regmap, | |
133 | .list_voltage = regulator_list_voltage_table, | |
2e61286d | 134 | .map_voltage = regulator_map_voltage_ascend, |
494edd26 | 135 | .set_voltage_sel = bd718xx_set_voltage_sel_restricted, |
ba08799e MV |
136 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
137 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
138 | }; | |
139 | ||
704c5c01 | 140 | static const struct regulator_ops bd718xx_dvs_buck_regulator_ops = { |
ba08799e MV |
141 | .enable = regulator_enable_regmap, |
142 | .disable = regulator_disable_regmap, | |
143 | .is_enabled = regulator_is_enabled_regmap, | |
144 | .list_voltage = regulator_list_voltage_linear_range, | |
145 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
146 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
147 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
dd2be639 | 148 | .set_ramp_delay = bd718xx_buck1234_set_ramp_delay, |
ba08799e MV |
149 | }; |
150 | ||
151 | /* | |
494edd26 MV |
152 | * BD71837 BUCK1/2/3/4 |
153 | * BD71847 BUCK1/2 | |
ba08799e MV |
154 | * 0.70 to 1.30V (10mV step) |
155 | */ | |
494edd26 | 156 | static const struct regulator_linear_range bd718xx_dvs_buck_volts[] = { |
ba08799e MV |
157 | REGULATOR_LINEAR_RANGE(700000, 0x00, 0x3C, 10000), |
158 | REGULATOR_LINEAR_RANGE(1300000, 0x3D, 0x3F, 0), | |
159 | }; | |
160 | ||
161 | /* | |
494edd26 | 162 | * BD71837 BUCK5 |
a4bfc2c2 MV |
163 | * 0.7V to 1.35V (range 0) |
164 | * and | |
165 | * 0.675 to 1.325 (range 1) | |
166 | */ | |
167 | static const struct regulator_linear_range bd71837_buck5_volts[] = { | |
168 | /* Ranges when VOLT_SEL bit is 0 */ | |
169 | REGULATOR_LINEAR_RANGE(700000, 0x00, 0x03, 100000), | |
170 | REGULATOR_LINEAR_RANGE(1050000, 0x04, 0x05, 50000), | |
171 | REGULATOR_LINEAR_RANGE(1200000, 0x06, 0x07, 150000), | |
172 | /* Ranges when VOLT_SEL bit is 1 */ | |
173 | REGULATOR_LINEAR_RANGE(675000, 0x0, 0x3, 100000), | |
174 | REGULATOR_LINEAR_RANGE(1025000, 0x4, 0x5, 50000), | |
175 | REGULATOR_LINEAR_RANGE(1175000, 0x6, 0x7, 150000), | |
176 | }; | |
177 | ||
178 | /* | |
179 | * Range selector for first 3 linear ranges is 0x0 | |
180 | * and 0x1 for last 3 ranges. | |
181 | */ | |
182 | static const unsigned int bd71837_buck5_volt_range_sel[] = { | |
183 | 0x0, 0x0, 0x0, 0x80, 0x80, 0x80 | |
184 | }; | |
185 | ||
186 | /* | |
494edd26 | 187 | * BD71847 BUCK3 |
ba08799e | 188 | */ |
a4bfc2c2 MV |
189 | static const struct regulator_linear_range bd71847_buck3_volts[] = { |
190 | /* Ranges when VOLT_SEL bits are 00 */ | |
ba08799e MV |
191 | REGULATOR_LINEAR_RANGE(700000, 0x00, 0x03, 100000), |
192 | REGULATOR_LINEAR_RANGE(1050000, 0x04, 0x05, 50000), | |
193 | REGULATOR_LINEAR_RANGE(1200000, 0x06, 0x07, 150000), | |
a4bfc2c2 MV |
194 | /* Ranges when VOLT_SEL bits are 01 */ |
195 | REGULATOR_LINEAR_RANGE(550000, 0x0, 0x7, 50000), | |
196 | /* Ranges when VOLT_SEL bits are 11 */ | |
197 | REGULATOR_LINEAR_RANGE(675000, 0x0, 0x3, 100000), | |
198 | REGULATOR_LINEAR_RANGE(1025000, 0x4, 0x5, 50000), | |
199 | REGULATOR_LINEAR_RANGE(1175000, 0x6, 0x7, 150000), | |
200 | }; | |
201 | ||
202 | static const unsigned int bd71847_buck3_volt_range_sel[] = { | |
203 | 0x0, 0x0, 0x0, 0x40, 0x80, 0x80, 0x80 | |
ba08799e MV |
204 | }; |
205 | ||
a4bfc2c2 | 206 | static const struct regulator_linear_range bd71847_buck4_volts[] = { |
494edd26 | 207 | REGULATOR_LINEAR_RANGE(3000000, 0x00, 0x03, 100000), |
a4bfc2c2 | 208 | REGULATOR_LINEAR_RANGE(2600000, 0x00, 0x03, 100000), |
494edd26 MV |
209 | }; |
210 | ||
a4bfc2c2 MV |
211 | static const unsigned int bd71847_buck4_volt_range_sel[] = { 0x0, 0x40 }; |
212 | ||
ba08799e MV |
213 | /* |
214 | * BUCK6 | |
215 | * 3.0V to 3.3V (step 100mV) | |
216 | */ | |
a4bfc2c2 | 217 | static const struct regulator_linear_range bd71837_buck6_volts[] = { |
ba08799e MV |
218 | REGULATOR_LINEAR_RANGE(3000000, 0x00, 0x03, 100000), |
219 | }; | |
220 | ||
221 | /* | |
494edd26 MV |
222 | * BD71837 BUCK7 |
223 | * BD71847 BUCK5 | |
ba08799e MV |
224 | * 000 = 1.605V |
225 | * 001 = 1.695V | |
226 | * 010 = 1.755V | |
227 | * 011 = 1.8V (Initial) | |
228 | * 100 = 1.845V | |
229 | * 101 = 1.905V | |
230 | * 110 = 1.95V | |
231 | * 111 = 1.995V | |
232 | */ | |
494edd26 | 233 | static const unsigned int bd718xx_3rd_nodvs_buck_volts[] = { |
ba08799e MV |
234 | 1605000, 1695000, 1755000, 1800000, 1845000, 1905000, 1950000, 1995000 |
235 | }; | |
236 | ||
237 | /* | |
238 | * BUCK8 | |
239 | * 0.8V to 1.40V (step 10mV) | |
240 | */ | |
494edd26 | 241 | static const struct regulator_linear_range bd718xx_4th_nodvs_buck_volts[] = { |
ba08799e | 242 | REGULATOR_LINEAR_RANGE(800000, 0x00, 0x3C, 10000), |
ba08799e MV |
243 | }; |
244 | ||
245 | /* | |
246 | * LDO1 | |
247 | * 3.0 to 3.3V (100mV step) | |
248 | */ | |
494edd26 | 249 | static const struct regulator_linear_range bd718xx_ldo1_volts[] = { |
ba08799e | 250 | REGULATOR_LINEAR_RANGE(3000000, 0x00, 0x03, 100000), |
a4bfc2c2 | 251 | REGULATOR_LINEAR_RANGE(1600000, 0x00, 0x03, 100000), |
ba08799e MV |
252 | }; |
253 | ||
a4bfc2c2 MV |
254 | static const unsigned int bd718xx_ldo1_volt_range_sel[] = { 0x0, 0x20 }; |
255 | ||
ba08799e MV |
256 | /* |
257 | * LDO2 | |
258 | * 0.8 or 0.9V | |
259 | */ | |
adb78a8e | 260 | static const unsigned int ldo_2_volts[] = { |
ba08799e MV |
261 | 900000, 800000 |
262 | }; | |
263 | ||
264 | /* | |
265 | * LDO3 | |
266 | * 1.8 to 3.3V (100mV step) | |
267 | */ | |
494edd26 | 268 | static const struct regulator_linear_range bd718xx_ldo3_volts[] = { |
ba08799e MV |
269 | REGULATOR_LINEAR_RANGE(1800000, 0x00, 0x0F, 100000), |
270 | }; | |
271 | ||
272 | /* | |
273 | * LDO4 | |
274 | * 0.9 to 1.8V (100mV step) | |
275 | */ | |
494edd26 | 276 | static const struct regulator_linear_range bd718xx_ldo4_volts[] = { |
ba08799e | 277 | REGULATOR_LINEAR_RANGE(900000, 0x00, 0x09, 100000), |
ba08799e MV |
278 | }; |
279 | ||
280 | /* | |
494edd26 | 281 | * LDO5 for BD71837 |
ba08799e MV |
282 | * 1.8 to 3.3V (100mV step) |
283 | */ | |
a4bfc2c2 | 284 | static const struct regulator_linear_range bd71837_ldo5_volts[] = { |
ba08799e MV |
285 | REGULATOR_LINEAR_RANGE(1800000, 0x00, 0x0F, 100000), |
286 | }; | |
287 | ||
a4bfc2c2 MV |
288 | /* |
289 | * LDO5 for BD71837 | |
290 | * 1.8 to 3.3V (100mV step) | |
291 | */ | |
292 | static const struct regulator_linear_range bd71847_ldo5_volts[] = { | |
293 | REGULATOR_LINEAR_RANGE(1800000, 0x00, 0x0F, 100000), | |
294 | REGULATOR_LINEAR_RANGE(800000, 0x00, 0x0F, 100000), | |
295 | }; | |
296 | ||
297 | static const unsigned int bd71847_ldo5_volt_range_sel[] = { 0x0, 0x20 }; | |
298 | ||
ba08799e MV |
299 | /* |
300 | * LDO6 | |
301 | * 0.9 to 1.8V (100mV step) | |
302 | */ | |
494edd26 | 303 | static const struct regulator_linear_range bd718xx_ldo6_volts[] = { |
ba08799e | 304 | REGULATOR_LINEAR_RANGE(900000, 0x00, 0x09, 100000), |
ba08799e MV |
305 | }; |
306 | ||
307 | /* | |
308 | * LDO7 | |
309 | * 1.8 to 3.3V (100mV step) | |
310 | */ | |
494edd26 | 311 | static const struct regulator_linear_range bd71837_ldo7_volts[] = { |
ba08799e MV |
312 | REGULATOR_LINEAR_RANGE(1800000, 0x00, 0x0F, 100000), |
313 | }; | |
314 | ||
494edd26 MV |
315 | struct reg_init { |
316 | unsigned int reg; | |
317 | unsigned int mask; | |
318 | unsigned int val; | |
319 | }; | |
320 | struct bd718xx_regulator_data { | |
321 | struct regulator_desc desc; | |
322 | const struct reg_init init; | |
323 | const struct reg_init *additional_inits; | |
324 | int additional_init_amnt; | |
325 | }; | |
326 | ||
327 | /* | |
328 | * There is a HW quirk in BD71837. The shutdown sequence timings for | |
329 | * bucks/LDOs which are controlled via register interface are changed. | |
330 | * At PMIC poweroff the voltage for BUCK6/7 is cut immediately at the | |
331 | * beginning of shut-down sequence. As bucks 6 and 7 are parent | |
332 | * supplies for LDO5 and LDO6 - this causes LDO5/6 voltage | |
333 | * monitoring to errorneously detect under voltage and force PMIC to | |
334 | * emergency state instead of poweroff. In order to avoid this we | |
335 | * disable voltage monitoring for LDO5 and LDO6 | |
336 | */ | |
337 | static const struct reg_init bd71837_ldo5_inits[] = { | |
338 | { | |
339 | .reg = BD718XX_REG_MVRFLTMASK2, | |
340 | .mask = BD718XX_LDO5_VRMON80, | |
341 | .val = BD718XX_LDO5_VRMON80, | |
342 | }, | |
343 | }; | |
344 | ||
345 | static const struct reg_init bd71837_ldo6_inits[] = { | |
346 | { | |
347 | .reg = BD718XX_REG_MVRFLTMASK2, | |
348 | .mask = BD718XX_LDO6_VRMON80, | |
349 | .val = BD718XX_LDO6_VRMON80, | |
350 | }, | |
351 | }; | |
352 | ||
049369d4 MV |
353 | #define NUM_DVS_BUCKS 4 |
354 | ||
355 | struct of_dvs_setting { | |
356 | const char *prop; | |
357 | unsigned int reg; | |
358 | }; | |
359 | ||
360 | static int set_dvs_levels(const struct of_dvs_setting *dvs, | |
361 | struct device_node *np, | |
362 | const struct regulator_desc *desc, | |
363 | struct regmap *regmap) | |
364 | { | |
365 | int ret, i; | |
366 | unsigned int uv; | |
367 | ||
368 | ret = of_property_read_u32(np, dvs->prop, &uv); | |
369 | if (ret) { | |
370 | if (ret != -EINVAL) | |
371 | return ret; | |
372 | return 0; | |
373 | } | |
374 | ||
375 | for (i = 0; i < desc->n_voltages; i++) { | |
376 | ret = regulator_desc_list_voltage_linear_range(desc, i); | |
377 | if (ret < 0) | |
378 | continue; | |
379 | if (ret == uv) { | |
380 | i <<= ffs(desc->vsel_mask) - 1; | |
381 | ret = regmap_update_bits(regmap, dvs->reg, | |
382 | DVS_BUCK_RUN_MASK, i); | |
383 | break; | |
384 | } | |
385 | } | |
386 | return ret; | |
387 | } | |
388 | ||
389 | static int buck4_set_hw_dvs_levels(struct device_node *np, | |
390 | const struct regulator_desc *desc, | |
391 | struct regulator_config *cfg) | |
392 | { | |
393 | int ret, i; | |
394 | const struct of_dvs_setting dvs[] = { | |
395 | { | |
396 | .prop = "rohm,dvs-run-voltage", | |
397 | .reg = BD71837_REG_BUCK4_VOLT_RUN, | |
398 | }, | |
399 | }; | |
400 | ||
401 | for (i = 0; i < ARRAY_SIZE(dvs); i++) { | |
402 | ret = set_dvs_levels(&dvs[i], np, desc, cfg->regmap); | |
403 | if (ret) | |
404 | break; | |
405 | } | |
406 | return ret; | |
407 | } | |
408 | static int buck3_set_hw_dvs_levels(struct device_node *np, | |
409 | const struct regulator_desc *desc, | |
410 | struct regulator_config *cfg) | |
411 | { | |
412 | int ret, i; | |
413 | const struct of_dvs_setting dvs[] = { | |
414 | { | |
415 | .prop = "rohm,dvs-run-voltage", | |
416 | .reg = BD71837_REG_BUCK3_VOLT_RUN, | |
417 | }, | |
418 | }; | |
419 | ||
420 | for (i = 0; i < ARRAY_SIZE(dvs); i++) { | |
421 | ret = set_dvs_levels(&dvs[i], np, desc, cfg->regmap); | |
422 | if (ret) | |
423 | break; | |
424 | } | |
425 | return ret; | |
426 | } | |
427 | ||
428 | static int buck2_set_hw_dvs_levels(struct device_node *np, | |
429 | const struct regulator_desc *desc, | |
430 | struct regulator_config *cfg) | |
431 | { | |
432 | int ret, i; | |
433 | const struct of_dvs_setting dvs[] = { | |
434 | { | |
435 | .prop = "rohm,dvs-run-voltage", | |
436 | .reg = BD718XX_REG_BUCK2_VOLT_RUN, | |
437 | }, | |
438 | { | |
439 | .prop = "rohm,dvs-idle-voltage", | |
440 | .reg = BD718XX_REG_BUCK2_VOLT_IDLE, | |
441 | }, | |
442 | }; | |
443 | ||
444 | ||
445 | ||
446 | for (i = 0; i < ARRAY_SIZE(dvs); i++) { | |
447 | ret = set_dvs_levels(&dvs[i], np, desc, cfg->regmap); | |
448 | if (ret) | |
449 | break; | |
450 | } | |
451 | return ret; | |
452 | } | |
453 | ||
454 | static int buck1_set_hw_dvs_levels(struct device_node *np, | |
455 | const struct regulator_desc *desc, | |
456 | struct regulator_config *cfg) | |
457 | { | |
458 | int ret, i; | |
459 | const struct of_dvs_setting dvs[] = { | |
460 | { | |
461 | .prop = "rohm,dvs-run-voltage", | |
462 | .reg = BD718XX_REG_BUCK1_VOLT_RUN, | |
463 | }, | |
464 | { | |
465 | .prop = "rohm,dvs-idle-voltage", | |
466 | .reg = BD718XX_REG_BUCK1_VOLT_IDLE, | |
467 | }, | |
468 | { | |
469 | .prop = "rohm,dvs-suspend-voltage", | |
470 | .reg = BD718XX_REG_BUCK1_VOLT_SUSP, | |
471 | }, | |
472 | }; | |
473 | ||
474 | for (i = 0; i < ARRAY_SIZE(dvs); i++) { | |
475 | ret = set_dvs_levels(&dvs[i], np, desc, cfg->regmap); | |
476 | if (ret) | |
477 | break; | |
478 | } | |
479 | return ret; | |
480 | } | |
481 | ||
494edd26 MV |
482 | static const struct bd718xx_regulator_data bd71847_regulators[] = { |
483 | { | |
484 | .desc = { | |
485 | .name = "buck1", | |
486 | .of_match = of_match_ptr("BUCK1"), | |
487 | .regulators_node = of_match_ptr("regulators"), | |
488 | .id = BD718XX_BUCK1, | |
489 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
490 | .type = REGULATOR_VOLTAGE, | |
491 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
492 | .linear_ranges = bd718xx_dvs_buck_volts, | |
493 | .n_linear_ranges = | |
494 | ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
495 | .vsel_reg = BD718XX_REG_BUCK1_VOLT_RUN, | |
496 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
497 | .enable_reg = BD718XX_REG_BUCK1_CTRL, | |
498 | .enable_mask = BD718XX_BUCK_EN, | |
499 | .owner = THIS_MODULE, | |
049369d4 | 500 | .of_parse_cb = buck1_set_hw_dvs_levels, |
494edd26 MV |
501 | }, |
502 | .init = { | |
503 | .reg = BD718XX_REG_BUCK1_CTRL, | |
504 | .mask = BD718XX_BUCK_SEL, | |
505 | .val = BD718XX_BUCK_SEL, | |
506 | }, | |
507 | }, | |
ba08799e | 508 | { |
494edd26 MV |
509 | .desc = { |
510 | .name = "buck2", | |
511 | .of_match = of_match_ptr("BUCK2"), | |
512 | .regulators_node = of_match_ptr("regulators"), | |
513 | .id = BD718XX_BUCK2, | |
514 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
515 | .type = REGULATOR_VOLTAGE, | |
516 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
517 | .linear_ranges = bd718xx_dvs_buck_volts, | |
518 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
519 | .vsel_reg = BD718XX_REG_BUCK2_VOLT_RUN, | |
520 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
521 | .enable_reg = BD718XX_REG_BUCK2_CTRL, | |
522 | .enable_mask = BD718XX_BUCK_EN, | |
523 | .owner = THIS_MODULE, | |
049369d4 | 524 | .of_parse_cb = buck2_set_hw_dvs_levels, |
494edd26 MV |
525 | }, |
526 | .init = { | |
527 | .reg = BD718XX_REG_BUCK2_CTRL, | |
528 | .mask = BD718XX_BUCK_SEL, | |
529 | .val = BD718XX_BUCK_SEL, | |
530 | }, | |
ba08799e MV |
531 | }, |
532 | { | |
494edd26 MV |
533 | .desc = { |
534 | .name = "buck3", | |
535 | .of_match = of_match_ptr("BUCK3"), | |
536 | .regulators_node = of_match_ptr("regulators"), | |
537 | .id = BD718XX_BUCK3, | |
a4bfc2c2 | 538 | .ops = &bd718xx_pickable_range_buck_ops, |
494edd26 | 539 | .type = REGULATOR_VOLTAGE, |
a4bfc2c2 MV |
540 | .n_voltages = BD71847_BUCK3_VOLTAGE_NUM, |
541 | .linear_ranges = bd71847_buck3_volts, | |
494edd26 | 542 | .n_linear_ranges = |
a4bfc2c2 | 543 | ARRAY_SIZE(bd71847_buck3_volts), |
494edd26 MV |
544 | .vsel_reg = BD718XX_REG_1ST_NODVS_BUCK_VOLT, |
545 | .vsel_mask = BD718XX_1ST_NODVS_BUCK_MASK, | |
a4bfc2c2 MV |
546 | .vsel_range_reg = BD718XX_REG_1ST_NODVS_BUCK_VOLT, |
547 | .vsel_range_mask = BD71847_BUCK3_RANGE_MASK, | |
548 | .linear_range_selectors = bd71847_buck3_volt_range_sel, | |
494edd26 MV |
549 | .enable_reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL, |
550 | .enable_mask = BD718XX_BUCK_EN, | |
551 | .owner = THIS_MODULE, | |
552 | }, | |
553 | .init = { | |
554 | .reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL, | |
555 | .mask = BD718XX_BUCK_SEL, | |
556 | .val = BD718XX_BUCK_SEL, | |
557 | }, | |
ba08799e MV |
558 | }, |
559 | { | |
494edd26 MV |
560 | .desc = { |
561 | .name = "buck4", | |
562 | .of_match = of_match_ptr("BUCK4"), | |
563 | .regulators_node = of_match_ptr("regulators"), | |
564 | .id = BD718XX_BUCK4, | |
a4bfc2c2 | 565 | .ops = &bd718xx_pickable_range_buck_ops, |
494edd26 MV |
566 | .type = REGULATOR_VOLTAGE, |
567 | .n_voltages = BD71847_BUCK4_VOLTAGE_NUM, | |
a4bfc2c2 | 568 | .linear_ranges = bd71847_buck4_volts, |
494edd26 | 569 | .n_linear_ranges = |
a4bfc2c2 | 570 | ARRAY_SIZE(bd71847_buck4_volts), |
494edd26 MV |
571 | .enable_reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL, |
572 | .vsel_reg = BD718XX_REG_2ND_NODVS_BUCK_VOLT, | |
573 | .vsel_mask = BD71847_BUCK4_MASK, | |
a4bfc2c2 MV |
574 | .vsel_range_reg = BD718XX_REG_2ND_NODVS_BUCK_VOLT, |
575 | .vsel_range_mask = BD71847_BUCK4_RANGE_MASK, | |
576 | .linear_range_selectors = bd71847_buck4_volt_range_sel, | |
494edd26 MV |
577 | .enable_mask = BD718XX_BUCK_EN, |
578 | .owner = THIS_MODULE, | |
579 | }, | |
580 | .init = { | |
581 | .reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL, | |
582 | .mask = BD718XX_BUCK_SEL, | |
583 | .val = BD718XX_BUCK_SEL, | |
584 | }, | |
ba08799e MV |
585 | }, |
586 | { | |
494edd26 MV |
587 | .desc = { |
588 | .name = "buck5", | |
589 | .of_match = of_match_ptr("BUCK5"), | |
dd2be639 | 590 | .regulators_node = of_match_ptr("regulators"), |
494edd26 MV |
591 | .id = BD718XX_BUCK5, |
592 | .ops = &bd718xx_buck_regulator_nolinear_ops, | |
593 | .type = REGULATOR_VOLTAGE, | |
594 | .volt_table = &bd718xx_3rd_nodvs_buck_volts[0], | |
595 | .n_voltages = ARRAY_SIZE(bd718xx_3rd_nodvs_buck_volts), | |
596 | .vsel_reg = BD718XX_REG_3RD_NODVS_BUCK_VOLT, | |
597 | .vsel_mask = BD718XX_3RD_NODVS_BUCK_MASK, | |
598 | .enable_reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL, | |
599 | .enable_mask = BD718XX_BUCK_EN, | |
600 | .owner = THIS_MODULE, | |
601 | }, | |
602 | .init = { | |
603 | .reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL, | |
604 | .mask = BD718XX_BUCK_SEL, | |
605 | .val = BD718XX_BUCK_SEL, | |
606 | }, | |
ba08799e MV |
607 | }, |
608 | { | |
494edd26 MV |
609 | .desc = { |
610 | .name = "buck6", | |
611 | .of_match = of_match_ptr("BUCK6"), | |
612 | .regulators_node = of_match_ptr("regulators"), | |
613 | .id = BD718XX_BUCK6, | |
614 | .ops = &bd718xx_buck_regulator_ops, | |
615 | .type = REGULATOR_VOLTAGE, | |
dd2be639 | 616 | .n_voltages = BD718XX_4TH_NODVS_BUCK_VOLTAGE_NUM, |
494edd26 MV |
617 | .linear_ranges = bd718xx_4th_nodvs_buck_volts, |
618 | .n_linear_ranges = | |
619 | ARRAY_SIZE(bd718xx_4th_nodvs_buck_volts), | |
620 | .vsel_reg = BD718XX_REG_4TH_NODVS_BUCK_VOLT, | |
621 | .vsel_mask = BD718XX_4TH_NODVS_BUCK_MASK, | |
622 | .enable_reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL, | |
623 | .enable_mask = BD718XX_BUCK_EN, | |
624 | .owner = THIS_MODULE, | |
625 | }, | |
626 | .init = { | |
627 | .reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL, | |
628 | .mask = BD718XX_BUCK_SEL, | |
629 | .val = BD718XX_BUCK_SEL, | |
630 | }, | |
ba08799e MV |
631 | }, |
632 | { | |
494edd26 MV |
633 | .desc = { |
634 | .name = "ldo1", | |
635 | .of_match = of_match_ptr("LDO1"), | |
636 | .regulators_node = of_match_ptr("regulators"), | |
637 | .id = BD718XX_LDO1, | |
a4bfc2c2 | 638 | .ops = &bd718xx_pickable_range_ldo_ops, |
494edd26 MV |
639 | .type = REGULATOR_VOLTAGE, |
640 | .n_voltages = BD718XX_LDO1_VOLTAGE_NUM, | |
641 | .linear_ranges = bd718xx_ldo1_volts, | |
642 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo1_volts), | |
643 | .vsel_reg = BD718XX_REG_LDO1_VOLT, | |
644 | .vsel_mask = BD718XX_LDO1_MASK, | |
a4bfc2c2 MV |
645 | .vsel_range_reg = BD718XX_REG_LDO1_VOLT, |
646 | .vsel_range_mask = BD718XX_LDO1_RANGE_MASK, | |
647 | .linear_range_selectors = bd718xx_ldo1_volt_range_sel, | |
494edd26 MV |
648 | .enable_reg = BD718XX_REG_LDO1_VOLT, |
649 | .enable_mask = BD718XX_LDO_EN, | |
650 | .owner = THIS_MODULE, | |
651 | }, | |
652 | .init = { | |
653 | .reg = BD718XX_REG_LDO1_VOLT, | |
654 | .mask = BD718XX_LDO_SEL, | |
655 | .val = BD718XX_LDO_SEL, | |
656 | }, | |
ba08799e MV |
657 | }, |
658 | { | |
494edd26 MV |
659 | .desc = { |
660 | .name = "ldo2", | |
661 | .of_match = of_match_ptr("LDO2"), | |
662 | .regulators_node = of_match_ptr("regulators"), | |
663 | .id = BD718XX_LDO2, | |
664 | .ops = &bd718xx_ldo_regulator_nolinear_ops, | |
665 | .type = REGULATOR_VOLTAGE, | |
666 | .volt_table = &ldo_2_volts[0], | |
667 | .vsel_reg = BD718XX_REG_LDO2_VOLT, | |
668 | .vsel_mask = BD718XX_LDO2_MASK, | |
669 | .n_voltages = ARRAY_SIZE(ldo_2_volts), | |
670 | .enable_reg = BD718XX_REG_LDO2_VOLT, | |
671 | .enable_mask = BD718XX_LDO_EN, | |
672 | .owner = THIS_MODULE, | |
673 | }, | |
674 | .init = { | |
675 | .reg = BD718XX_REG_LDO2_VOLT, | |
676 | .mask = BD718XX_LDO_SEL, | |
677 | .val = BD718XX_LDO_SEL, | |
678 | }, | |
ba08799e MV |
679 | }, |
680 | { | |
494edd26 MV |
681 | .desc = { |
682 | .name = "ldo3", | |
683 | .of_match = of_match_ptr("LDO3"), | |
684 | .regulators_node = of_match_ptr("regulators"), | |
685 | .id = BD718XX_LDO3, | |
686 | .ops = &bd718xx_ldo_regulator_ops, | |
687 | .type = REGULATOR_VOLTAGE, | |
688 | .n_voltages = BD718XX_LDO3_VOLTAGE_NUM, | |
689 | .linear_ranges = bd718xx_ldo3_volts, | |
690 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo3_volts), | |
691 | .vsel_reg = BD718XX_REG_LDO3_VOLT, | |
692 | .vsel_mask = BD718XX_LDO3_MASK, | |
693 | .enable_reg = BD718XX_REG_LDO3_VOLT, | |
694 | .enable_mask = BD718XX_LDO_EN, | |
695 | .owner = THIS_MODULE, | |
696 | }, | |
697 | .init = { | |
698 | .reg = BD718XX_REG_LDO3_VOLT, | |
699 | .mask = BD718XX_LDO_SEL, | |
700 | .val = BD718XX_LDO_SEL, | |
701 | }, | |
ba08799e MV |
702 | }, |
703 | { | |
494edd26 MV |
704 | .desc = { |
705 | .name = "ldo4", | |
706 | .of_match = of_match_ptr("LDO4"), | |
707 | .regulators_node = of_match_ptr("regulators"), | |
708 | .id = BD718XX_LDO4, | |
709 | .ops = &bd718xx_ldo_regulator_ops, | |
710 | .type = REGULATOR_VOLTAGE, | |
711 | .n_voltages = BD718XX_LDO4_VOLTAGE_NUM, | |
712 | .linear_ranges = bd718xx_ldo4_volts, | |
713 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo4_volts), | |
714 | .vsel_reg = BD718XX_REG_LDO4_VOLT, | |
715 | .vsel_mask = BD718XX_LDO4_MASK, | |
716 | .enable_reg = BD718XX_REG_LDO4_VOLT, | |
717 | .enable_mask = BD718XX_LDO_EN, | |
718 | .owner = THIS_MODULE, | |
719 | }, | |
720 | .init = { | |
721 | .reg = BD718XX_REG_LDO4_VOLT, | |
722 | .mask = BD718XX_LDO_SEL, | |
723 | .val = BD718XX_LDO_SEL, | |
724 | }, | |
ba08799e MV |
725 | }, |
726 | { | |
494edd26 MV |
727 | .desc = { |
728 | .name = "ldo5", | |
729 | .of_match = of_match_ptr("LDO5"), | |
730 | .regulators_node = of_match_ptr("regulators"), | |
731 | .id = BD718XX_LDO5, | |
a4bfc2c2 | 732 | .ops = &bd718xx_pickable_range_ldo_ops, |
494edd26 | 733 | .type = REGULATOR_VOLTAGE, |
a4bfc2c2 MV |
734 | .n_voltages = BD71847_LDO5_VOLTAGE_NUM, |
735 | .linear_ranges = bd71847_ldo5_volts, | |
736 | .n_linear_ranges = ARRAY_SIZE(bd71847_ldo5_volts), | |
494edd26 MV |
737 | .vsel_reg = BD718XX_REG_LDO5_VOLT, |
738 | .vsel_mask = BD71847_LDO5_MASK, | |
a4bfc2c2 MV |
739 | .vsel_range_reg = BD718XX_REG_LDO5_VOLT, |
740 | .vsel_range_mask = BD71847_LDO5_RANGE_MASK, | |
741 | .linear_range_selectors = bd71847_ldo5_volt_range_sel, | |
494edd26 MV |
742 | .enable_reg = BD718XX_REG_LDO5_VOLT, |
743 | .enable_mask = BD718XX_LDO_EN, | |
744 | .owner = THIS_MODULE, | |
745 | }, | |
746 | .init = { | |
747 | .reg = BD718XX_REG_LDO5_VOLT, | |
748 | .mask = BD718XX_LDO_SEL, | |
749 | .val = BD718XX_LDO_SEL, | |
750 | }, | |
ba08799e MV |
751 | }, |
752 | { | |
494edd26 MV |
753 | .desc = { |
754 | .name = "ldo6", | |
755 | .of_match = of_match_ptr("LDO6"), | |
756 | .regulators_node = of_match_ptr("regulators"), | |
757 | .id = BD718XX_LDO6, | |
758 | .ops = &bd718xx_ldo_regulator_ops, | |
759 | .type = REGULATOR_VOLTAGE, | |
760 | .n_voltages = BD718XX_LDO6_VOLTAGE_NUM, | |
761 | .linear_ranges = bd718xx_ldo6_volts, | |
762 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo6_volts), | |
763 | /* LDO6 is supplied by buck5 */ | |
764 | .supply_name = "buck5", | |
765 | .vsel_reg = BD718XX_REG_LDO6_VOLT, | |
766 | .vsel_mask = BD718XX_LDO6_MASK, | |
767 | .enable_reg = BD718XX_REG_LDO6_VOLT, | |
768 | .enable_mask = BD718XX_LDO_EN, | |
769 | .owner = THIS_MODULE, | |
770 | }, | |
771 | .init = { | |
772 | .reg = BD718XX_REG_LDO6_VOLT, | |
773 | .mask = BD718XX_LDO_SEL, | |
774 | .val = BD718XX_LDO_SEL, | |
775 | }, | |
776 | }, | |
777 | }; | |
778 | ||
779 | static const struct bd718xx_regulator_data bd71837_regulators[] = { | |
780 | { | |
781 | .desc = { | |
782 | .name = "buck1", | |
783 | .of_match = of_match_ptr("BUCK1"), | |
784 | .regulators_node = of_match_ptr("regulators"), | |
785 | .id = BD718XX_BUCK1, | |
786 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
787 | .type = REGULATOR_VOLTAGE, | |
788 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
789 | .linear_ranges = bd718xx_dvs_buck_volts, | |
790 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
791 | .vsel_reg = BD718XX_REG_BUCK1_VOLT_RUN, | |
792 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
793 | .enable_reg = BD718XX_REG_BUCK1_CTRL, | |
794 | .enable_mask = BD718XX_BUCK_EN, | |
795 | .owner = THIS_MODULE, | |
049369d4 | 796 | .of_parse_cb = buck1_set_hw_dvs_levels, |
494edd26 MV |
797 | }, |
798 | .init = { | |
799 | .reg = BD718XX_REG_BUCK1_CTRL, | |
800 | .mask = BD718XX_BUCK_SEL, | |
801 | .val = BD718XX_BUCK_SEL, | |
802 | }, | |
803 | }, | |
804 | { | |
805 | .desc = { | |
806 | .name = "buck2", | |
807 | .of_match = of_match_ptr("BUCK2"), | |
808 | .regulators_node = of_match_ptr("regulators"), | |
809 | .id = BD718XX_BUCK2, | |
810 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
811 | .type = REGULATOR_VOLTAGE, | |
812 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
813 | .linear_ranges = bd718xx_dvs_buck_volts, | |
814 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
815 | .vsel_reg = BD718XX_REG_BUCK2_VOLT_RUN, | |
816 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
817 | .enable_reg = BD718XX_REG_BUCK2_CTRL, | |
818 | .enable_mask = BD718XX_BUCK_EN, | |
819 | .owner = THIS_MODULE, | |
049369d4 | 820 | .of_parse_cb = buck2_set_hw_dvs_levels, |
494edd26 MV |
821 | }, |
822 | .init = { | |
823 | .reg = BD718XX_REG_BUCK2_CTRL, | |
824 | .mask = BD718XX_BUCK_SEL, | |
825 | .val = BD718XX_BUCK_SEL, | |
826 | }, | |
827 | }, | |
828 | { | |
829 | .desc = { | |
830 | .name = "buck3", | |
831 | .of_match = of_match_ptr("BUCK3"), | |
832 | .regulators_node = of_match_ptr("regulators"), | |
833 | .id = BD718XX_BUCK3, | |
834 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
835 | .type = REGULATOR_VOLTAGE, | |
836 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
837 | .linear_ranges = bd718xx_dvs_buck_volts, | |
838 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
839 | .vsel_reg = BD71837_REG_BUCK3_VOLT_RUN, | |
840 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
841 | .enable_reg = BD71837_REG_BUCK3_CTRL, | |
842 | .enable_mask = BD718XX_BUCK_EN, | |
843 | .owner = THIS_MODULE, | |
049369d4 | 844 | .of_parse_cb = buck3_set_hw_dvs_levels, |
494edd26 MV |
845 | }, |
846 | .init = { | |
847 | .reg = BD71837_REG_BUCK3_CTRL, | |
848 | .mask = BD718XX_BUCK_SEL, | |
849 | .val = BD718XX_BUCK_SEL, | |
850 | }, | |
851 | }, | |
852 | { | |
853 | .desc = { | |
854 | .name = "buck4", | |
855 | .of_match = of_match_ptr("BUCK4"), | |
856 | .regulators_node = of_match_ptr("regulators"), | |
857 | .id = BD718XX_BUCK4, | |
858 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
859 | .type = REGULATOR_VOLTAGE, | |
860 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
861 | .linear_ranges = bd718xx_dvs_buck_volts, | |
862 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
863 | .vsel_reg = BD71837_REG_BUCK4_VOLT_RUN, | |
864 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
865 | .enable_reg = BD71837_REG_BUCK4_CTRL, | |
866 | .enable_mask = BD718XX_BUCK_EN, | |
867 | .owner = THIS_MODULE, | |
049369d4 | 868 | .of_parse_cb = buck4_set_hw_dvs_levels, |
494edd26 MV |
869 | }, |
870 | .init = { | |
871 | .reg = BD71837_REG_BUCK4_CTRL, | |
872 | .mask = BD718XX_BUCK_SEL, | |
873 | .val = BD718XX_BUCK_SEL, | |
874 | }, | |
ba08799e MV |
875 | }, |
876 | { | |
494edd26 MV |
877 | .desc = { |
878 | .name = "buck5", | |
879 | .of_match = of_match_ptr("BUCK5"), | |
880 | .regulators_node = of_match_ptr("regulators"), | |
881 | .id = BD718XX_BUCK5, | |
a4bfc2c2 | 882 | .ops = &bd718xx_pickable_range_buck_ops, |
494edd26 | 883 | .type = REGULATOR_VOLTAGE, |
a4bfc2c2 MV |
884 | .n_voltages = BD71837_BUCK5_VOLTAGE_NUM, |
885 | .linear_ranges = bd71837_buck5_volts, | |
494edd26 | 886 | .n_linear_ranges = |
a4bfc2c2 | 887 | ARRAY_SIZE(bd71837_buck5_volts), |
494edd26 | 888 | .vsel_reg = BD718XX_REG_1ST_NODVS_BUCK_VOLT, |
a4bfc2c2 MV |
889 | .vsel_mask = BD71837_BUCK5_MASK, |
890 | .vsel_range_reg = BD718XX_REG_1ST_NODVS_BUCK_VOLT, | |
891 | .vsel_range_mask = BD71837_BUCK5_RANGE_MASK, | |
892 | .linear_range_selectors = bd71837_buck5_volt_range_sel, | |
494edd26 MV |
893 | .enable_reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL, |
894 | .enable_mask = BD718XX_BUCK_EN, | |
895 | .owner = THIS_MODULE, | |
896 | }, | |
897 | .init = { | |
898 | .reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL, | |
899 | .mask = BD718XX_BUCK_SEL, | |
900 | .val = BD718XX_BUCK_SEL, | |
901 | }, | |
ba08799e MV |
902 | }, |
903 | { | |
494edd26 MV |
904 | .desc = { |
905 | .name = "buck6", | |
906 | .of_match = of_match_ptr("BUCK6"), | |
907 | .regulators_node = of_match_ptr("regulators"), | |
908 | .id = BD718XX_BUCK6, | |
909 | .ops = &bd718xx_buck_regulator_ops, | |
910 | .type = REGULATOR_VOLTAGE, | |
911 | .n_voltages = BD71837_BUCK6_VOLTAGE_NUM, | |
a4bfc2c2 | 912 | .linear_ranges = bd71837_buck6_volts, |
494edd26 | 913 | .n_linear_ranges = |
a4bfc2c2 | 914 | ARRAY_SIZE(bd71837_buck6_volts), |
494edd26 MV |
915 | .vsel_reg = BD718XX_REG_2ND_NODVS_BUCK_VOLT, |
916 | .vsel_mask = BD71837_BUCK6_MASK, | |
917 | .enable_reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL, | |
918 | .enable_mask = BD718XX_BUCK_EN, | |
919 | .owner = THIS_MODULE, | |
920 | }, | |
921 | .init = { | |
922 | .reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL, | |
923 | .mask = BD718XX_BUCK_SEL, | |
924 | .val = BD718XX_BUCK_SEL, | |
925 | }, | |
ba08799e MV |
926 | }, |
927 | { | |
494edd26 MV |
928 | .desc = { |
929 | .name = "buck7", | |
930 | .of_match = of_match_ptr("BUCK7"), | |
931 | .regulators_node = of_match_ptr("regulators"), | |
932 | .id = BD718XX_BUCK7, | |
933 | .ops = &bd718xx_buck_regulator_nolinear_ops, | |
934 | .type = REGULATOR_VOLTAGE, | |
935 | .volt_table = &bd718xx_3rd_nodvs_buck_volts[0], | |
936 | .n_voltages = ARRAY_SIZE(bd718xx_3rd_nodvs_buck_volts), | |
937 | .vsel_reg = BD718XX_REG_3RD_NODVS_BUCK_VOLT, | |
938 | .vsel_mask = BD718XX_3RD_NODVS_BUCK_MASK, | |
939 | .enable_reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL, | |
940 | .enable_mask = BD718XX_BUCK_EN, | |
941 | .owner = THIS_MODULE, | |
942 | }, | |
943 | .init = { | |
944 | .reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL, | |
945 | .mask = BD718XX_BUCK_SEL, | |
946 | .val = BD718XX_BUCK_SEL, | |
947 | }, | |
ba08799e MV |
948 | }, |
949 | { | |
494edd26 MV |
950 | .desc = { |
951 | .name = "buck8", | |
952 | .of_match = of_match_ptr("BUCK8"), | |
953 | .regulators_node = of_match_ptr("regulators"), | |
954 | .id = BD718XX_BUCK8, | |
955 | .ops = &bd718xx_buck_regulator_ops, | |
956 | .type = REGULATOR_VOLTAGE, | |
dd2be639 | 957 | .n_voltages = BD718XX_4TH_NODVS_BUCK_VOLTAGE_NUM, |
494edd26 MV |
958 | .linear_ranges = bd718xx_4th_nodvs_buck_volts, |
959 | .n_linear_ranges = | |
960 | ARRAY_SIZE(bd718xx_4th_nodvs_buck_volts), | |
961 | .vsel_reg = BD718XX_REG_4TH_NODVS_BUCK_VOLT, | |
962 | .vsel_mask = BD718XX_4TH_NODVS_BUCK_MASK, | |
963 | .enable_reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL, | |
964 | .enable_mask = BD718XX_BUCK_EN, | |
965 | .owner = THIS_MODULE, | |
966 | }, | |
967 | .init = { | |
968 | .reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL, | |
969 | .mask = BD718XX_BUCK_SEL, | |
970 | .val = BD718XX_BUCK_SEL, | |
971 | }, | |
972 | }, | |
973 | { | |
974 | .desc = { | |
975 | .name = "ldo1", | |
976 | .of_match = of_match_ptr("LDO1"), | |
977 | .regulators_node = of_match_ptr("regulators"), | |
978 | .id = BD718XX_LDO1, | |
a4bfc2c2 | 979 | .ops = &bd718xx_pickable_range_ldo_ops, |
494edd26 MV |
980 | .type = REGULATOR_VOLTAGE, |
981 | .n_voltages = BD718XX_LDO1_VOLTAGE_NUM, | |
982 | .linear_ranges = bd718xx_ldo1_volts, | |
983 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo1_volts), | |
984 | .vsel_reg = BD718XX_REG_LDO1_VOLT, | |
985 | .vsel_mask = BD718XX_LDO1_MASK, | |
a4bfc2c2 MV |
986 | .vsel_range_reg = BD718XX_REG_LDO1_VOLT, |
987 | .vsel_range_mask = BD718XX_LDO1_RANGE_MASK, | |
988 | .linear_range_selectors = bd718xx_ldo1_volt_range_sel, | |
494edd26 MV |
989 | .enable_reg = BD718XX_REG_LDO1_VOLT, |
990 | .enable_mask = BD718XX_LDO_EN, | |
991 | .owner = THIS_MODULE, | |
992 | }, | |
993 | .init = { | |
994 | .reg = BD718XX_REG_LDO1_VOLT, | |
995 | .mask = BD718XX_LDO_SEL, | |
996 | .val = BD718XX_LDO_SEL, | |
997 | }, | |
998 | }, | |
999 | { | |
1000 | .desc = { | |
1001 | .name = "ldo2", | |
1002 | .of_match = of_match_ptr("LDO2"), | |
1003 | .regulators_node = of_match_ptr("regulators"), | |
1004 | .id = BD718XX_LDO2, | |
1005 | .ops = &bd718xx_ldo_regulator_nolinear_ops, | |
1006 | .type = REGULATOR_VOLTAGE, | |
1007 | .volt_table = &ldo_2_volts[0], | |
1008 | .vsel_reg = BD718XX_REG_LDO2_VOLT, | |
1009 | .vsel_mask = BD718XX_LDO2_MASK, | |
1010 | .n_voltages = ARRAY_SIZE(ldo_2_volts), | |
1011 | .enable_reg = BD718XX_REG_LDO2_VOLT, | |
1012 | .enable_mask = BD718XX_LDO_EN, | |
1013 | .owner = THIS_MODULE, | |
1014 | }, | |
1015 | .init = { | |
1016 | .reg = BD718XX_REG_LDO2_VOLT, | |
1017 | .mask = BD718XX_LDO_SEL, | |
1018 | .val = BD718XX_LDO_SEL, | |
1019 | }, | |
1020 | }, | |
1021 | { | |
1022 | .desc = { | |
1023 | .name = "ldo3", | |
1024 | .of_match = of_match_ptr("LDO3"), | |
1025 | .regulators_node = of_match_ptr("regulators"), | |
1026 | .id = BD718XX_LDO3, | |
1027 | .ops = &bd718xx_ldo_regulator_ops, | |
1028 | .type = REGULATOR_VOLTAGE, | |
1029 | .n_voltages = BD718XX_LDO3_VOLTAGE_NUM, | |
1030 | .linear_ranges = bd718xx_ldo3_volts, | |
1031 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo3_volts), | |
1032 | .vsel_reg = BD718XX_REG_LDO3_VOLT, | |
1033 | .vsel_mask = BD718XX_LDO3_MASK, | |
1034 | .enable_reg = BD718XX_REG_LDO3_VOLT, | |
1035 | .enable_mask = BD718XX_LDO_EN, | |
1036 | .owner = THIS_MODULE, | |
1037 | }, | |
1038 | .init = { | |
1039 | .reg = BD718XX_REG_LDO3_VOLT, | |
1040 | .mask = BD718XX_LDO_SEL, | |
1041 | .val = BD718XX_LDO_SEL, | |
1042 | }, | |
1043 | }, | |
1044 | { | |
1045 | .desc = { | |
1046 | .name = "ldo4", | |
1047 | .of_match = of_match_ptr("LDO4"), | |
1048 | .regulators_node = of_match_ptr("regulators"), | |
1049 | .id = BD718XX_LDO4, | |
1050 | .ops = &bd718xx_ldo_regulator_ops, | |
1051 | .type = REGULATOR_VOLTAGE, | |
1052 | .n_voltages = BD718XX_LDO4_VOLTAGE_NUM, | |
1053 | .linear_ranges = bd718xx_ldo4_volts, | |
1054 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo4_volts), | |
1055 | .vsel_reg = BD718XX_REG_LDO4_VOLT, | |
1056 | .vsel_mask = BD718XX_LDO4_MASK, | |
1057 | .enable_reg = BD718XX_REG_LDO4_VOLT, | |
1058 | .enable_mask = BD718XX_LDO_EN, | |
1059 | .owner = THIS_MODULE, | |
1060 | }, | |
1061 | .init = { | |
1062 | .reg = BD718XX_REG_LDO4_VOLT, | |
1063 | .mask = BD718XX_LDO_SEL, | |
1064 | .val = BD718XX_LDO_SEL, | |
1065 | }, | |
1066 | }, | |
1067 | { | |
1068 | .desc = { | |
1069 | .name = "ldo5", | |
1070 | .of_match = of_match_ptr("LDO5"), | |
1071 | .regulators_node = of_match_ptr("regulators"), | |
1072 | .id = BD718XX_LDO5, | |
1073 | .ops = &bd718xx_ldo_regulator_ops, | |
1074 | .type = REGULATOR_VOLTAGE, | |
a4bfc2c2 MV |
1075 | .n_voltages = BD71837_LDO5_VOLTAGE_NUM, |
1076 | .linear_ranges = bd71837_ldo5_volts, | |
1077 | .n_linear_ranges = ARRAY_SIZE(bd71837_ldo5_volts), | |
494edd26 MV |
1078 | /* LDO5 is supplied by buck6 */ |
1079 | .supply_name = "buck6", | |
1080 | .vsel_reg = BD718XX_REG_LDO5_VOLT, | |
1081 | .vsel_mask = BD71837_LDO5_MASK, | |
1082 | .enable_reg = BD718XX_REG_LDO5_VOLT, | |
1083 | .enable_mask = BD718XX_LDO_EN, | |
1084 | .owner = THIS_MODULE, | |
1085 | }, | |
1086 | .init = { | |
1087 | .reg = BD718XX_REG_LDO5_VOLT, | |
1088 | .mask = BD718XX_LDO_SEL, | |
1089 | .val = BD718XX_LDO_SEL, | |
1090 | }, | |
1091 | .additional_inits = bd71837_ldo5_inits, | |
1092 | .additional_init_amnt = ARRAY_SIZE(bd71837_ldo5_inits), | |
1093 | }, | |
1094 | { | |
1095 | .desc = { | |
1096 | .name = "ldo6", | |
1097 | .of_match = of_match_ptr("LDO6"), | |
1098 | .regulators_node = of_match_ptr("regulators"), | |
1099 | .id = BD718XX_LDO6, | |
1100 | .ops = &bd718xx_ldo_regulator_ops, | |
1101 | .type = REGULATOR_VOLTAGE, | |
1102 | .n_voltages = BD718XX_LDO6_VOLTAGE_NUM, | |
1103 | .linear_ranges = bd718xx_ldo6_volts, | |
1104 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo6_volts), | |
1105 | /* LDO6 is supplied by buck7 */ | |
1106 | .supply_name = "buck7", | |
1107 | .vsel_reg = BD718XX_REG_LDO6_VOLT, | |
1108 | .vsel_mask = BD718XX_LDO6_MASK, | |
1109 | .enable_reg = BD718XX_REG_LDO6_VOLT, | |
1110 | .enable_mask = BD718XX_LDO_EN, | |
1111 | .owner = THIS_MODULE, | |
1112 | }, | |
1113 | .init = { | |
1114 | .reg = BD718XX_REG_LDO6_VOLT, | |
1115 | .mask = BD718XX_LDO_SEL, | |
1116 | .val = BD718XX_LDO_SEL, | |
1117 | }, | |
1118 | .additional_inits = bd71837_ldo6_inits, | |
1119 | .additional_init_amnt = ARRAY_SIZE(bd71837_ldo6_inits), | |
1120 | }, | |
1121 | { | |
1122 | .desc = { | |
1123 | .name = "ldo7", | |
1124 | .of_match = of_match_ptr("LDO7"), | |
1125 | .regulators_node = of_match_ptr("regulators"), | |
1126 | .id = BD718XX_LDO7, | |
1127 | .ops = &bd718xx_ldo_regulator_ops, | |
1128 | .type = REGULATOR_VOLTAGE, | |
1129 | .n_voltages = BD71837_LDO7_VOLTAGE_NUM, | |
1130 | .linear_ranges = bd71837_ldo7_volts, | |
1131 | .n_linear_ranges = ARRAY_SIZE(bd71837_ldo7_volts), | |
1132 | .vsel_reg = BD71837_REG_LDO7_VOLT, | |
1133 | .vsel_mask = BD71837_LDO7_MASK, | |
1134 | .enable_reg = BD71837_REG_LDO7_VOLT, | |
1135 | .enable_mask = BD718XX_LDO_EN, | |
1136 | .owner = THIS_MODULE, | |
1137 | }, | |
1138 | .init = { | |
1139 | .reg = BD71837_REG_LDO7_VOLT, | |
1140 | .mask = BD718XX_LDO_SEL, | |
1141 | .val = BD718XX_LDO_SEL, | |
1142 | }, | |
ba08799e MV |
1143 | }, |
1144 | }; | |
1145 | ||
494edd26 | 1146 | struct bd718xx_pmic_inits { |
de226ebd | 1147 | const struct bd718xx_regulator_data *r_datas; |
494edd26 | 1148 | unsigned int r_amount; |
ba08799e MV |
1149 | }; |
1150 | ||
dd2be639 | 1151 | static int bd718xx_probe(struct platform_device *pdev) |
ba08799e | 1152 | { |
bcb047eb | 1153 | struct bd718xx *mfd; |
ba08799e | 1154 | struct regulator_config config = { 0 }; |
494edd26 MV |
1155 | struct bd718xx_pmic_inits pmic_regulators[] = { |
1156 | [BD718XX_TYPE_BD71837] = { | |
de226ebd | 1157 | .r_datas = bd71837_regulators, |
494edd26 MV |
1158 | .r_amount = ARRAY_SIZE(bd71837_regulators), |
1159 | }, | |
1160 | [BD718XX_TYPE_BD71847] = { | |
de226ebd | 1161 | .r_datas = bd71847_regulators, |
494edd26 MV |
1162 | .r_amount = ARRAY_SIZE(bd71847_regulators), |
1163 | }, | |
ba08799e MV |
1164 | }; |
1165 | ||
494edd26 | 1166 | int i, j, err; |
049369d4 | 1167 | bool use_snvs; |
ba08799e | 1168 | |
bcb047eb AL |
1169 | mfd = dev_get_drvdata(pdev->dev.parent); |
1170 | if (!mfd) { | |
ba08799e MV |
1171 | dev_err(&pdev->dev, "No MFD driver data\n"); |
1172 | err = -EINVAL; | |
1173 | goto err; | |
1174 | } | |
bcb047eb AL |
1175 | |
1176 | if (mfd->chip_type >= BD718XX_TYPE_AMOUNT || | |
1177 | !pmic_regulators[mfd->chip_type].r_datas) { | |
494edd26 MV |
1178 | dev_err(&pdev->dev, "Unsupported chip type\n"); |
1179 | err = -EINVAL; | |
1180 | goto err; | |
1181 | } | |
1182 | ||
ba08799e | 1183 | /* Register LOCK release */ |
bcb047eb | 1184 | err = regmap_update_bits(mfd->regmap, BD718XX_REG_REGLOCK, |
ba08799e MV |
1185 | (REGLOCK_PWRSEQ | REGLOCK_VREG), 0); |
1186 | if (err) { | |
bcb047eb | 1187 | dev_err(&pdev->dev, "Failed to unlock PMIC (%d)\n", err); |
ba08799e MV |
1188 | goto err; |
1189 | } else { | |
bcb047eb | 1190 | dev_dbg(&pdev->dev, "Unlocked lock register 0x%x\n", |
494edd26 | 1191 | BD718XX_REG_REGLOCK); |
823f18f8 MV |
1192 | } |
1193 | ||
049369d4 MV |
1194 | use_snvs = of_property_read_bool(pdev->dev.parent->of_node, |
1195 | "rohm,reset-snvs-powered"); | |
1196 | ||
1197 | /* | |
e770b18b MV |
1198 | * Change the next stage from poweroff to be READY instead of SNVS |
1199 | * for all reset types because OTP loading at READY will clear SEL | |
1200 | * bit allowing HW defaults for power rails to be used | |
1201 | */ | |
049369d4 MV |
1202 | if (!use_snvs) { |
1203 | err = regmap_update_bits(mfd->regmap, BD718XX_REG_TRANS_COND1, | |
1204 | BD718XX_ON_REQ_POWEROFF_MASK | | |
1205 | BD718XX_SWRESET_POWEROFF_MASK | | |
1206 | BD718XX_WDOG_POWEROFF_MASK | | |
1207 | BD718XX_KEY_L_POWEROFF_MASK, | |
1208 | BD718XX_POWOFF_TO_RDY); | |
1209 | if (err) { | |
1210 | dev_err(&pdev->dev, "Failed to change reset target\n"); | |
1211 | goto err; | |
1212 | } else { | |
1213 | dev_dbg(&pdev->dev, | |
1214 | "Changed all resets from SVNS to READY\n"); | |
1215 | } | |
e770b18b MV |
1216 | } |
1217 | ||
bcb047eb | 1218 | for (i = 0; i < pmic_regulators[mfd->chip_type].r_amount; i++) { |
ba08799e | 1219 | |
494edd26 | 1220 | const struct regulator_desc *desc; |
ba08799e | 1221 | struct regulator_dev *rdev; |
494edd26 | 1222 | const struct bd718xx_regulator_data *r; |
ba08799e | 1223 | |
de226ebd | 1224 | r = &pmic_regulators[mfd->chip_type].r_datas[i]; |
494edd26 | 1225 | desc = &r->desc; |
ba08799e | 1226 | |
ba08799e | 1227 | config.dev = pdev->dev.parent; |
bcb047eb | 1228 | config.regmap = mfd->regmap; |
ba08799e MV |
1229 | |
1230 | rdev = devm_regulator_register(&pdev->dev, desc, &config); | |
1231 | if (IS_ERR(rdev)) { | |
bcb047eb | 1232 | dev_err(&pdev->dev, |
ba08799e MV |
1233 | "failed to register %s regulator\n", |
1234 | desc->name); | |
1235 | err = PTR_ERR(rdev); | |
1236 | goto err; | |
1237 | } | |
049369d4 MV |
1238 | |
1239 | /* | |
1240 | * Regulator register gets the regulator constraints and | |
ba08799e MV |
1241 | * applies them (set_machine_constraints). This should have |
1242 | * turned the control register(s) to correct values and we | |
1243 | * can now switch the control from PMIC state machine to the | |
1244 | * register interface | |
049369d4 MV |
1245 | * |
1246 | * At poweroff transition PMIC HW disables EN bit for | |
1247 | * regulators but leaves SEL bit untouched. So if state | |
1248 | * transition from POWEROFF is done to SNVS - then all power | |
1249 | * rails controlled by SW (having SEL bit set) stay disabled | |
1250 | * as EN is cleared. This will result boot failure if any | |
1251 | * crucial systems are powered by these rails. We don't | |
1252 | * enable SW control for crucial regulators if snvs state is | |
1253 | * used | |
ba08799e | 1254 | */ |
049369d4 MV |
1255 | if (!use_snvs || !rdev->constraints->always_on || |
1256 | !rdev->constraints->boot_on) { | |
1257 | err = regmap_update_bits(mfd->regmap, r->init.reg, | |
1258 | r->init.mask, r->init.val); | |
1259 | if (err) { | |
1260 | dev_err(&pdev->dev, | |
1261 | "Failed to take control for (%s)\n", | |
1262 | desc->name); | |
1263 | goto err; | |
1264 | } | |
ba08799e | 1265 | } |
494edd26 | 1266 | for (j = 0; j < r->additional_init_amnt; j++) { |
bcb047eb | 1267 | err = regmap_update_bits(mfd->regmap, |
494edd26 MV |
1268 | r->additional_inits[j].reg, |
1269 | r->additional_inits[j].mask, | |
1270 | r->additional_inits[j].val); | |
1271 | if (err) { | |
bcb047eb | 1272 | dev_err(&pdev->dev, |
494edd26 MV |
1273 | "Buck (%s) initialization failed\n", |
1274 | desc->name); | |
1275 | goto err; | |
1276 | } | |
1277 | } | |
ba08799e MV |
1278 | } |
1279 | ||
ba08799e MV |
1280 | err: |
1281 | return err; | |
1282 | } | |
1283 | ||
dd2be639 | 1284 | static struct platform_driver bd718xx_regulator = { |
ba08799e | 1285 | .driver = { |
494edd26 | 1286 | .name = "bd718xx-pmic", |
ba08799e | 1287 | }, |
dd2be639 | 1288 | .probe = bd718xx_probe, |
ba08799e MV |
1289 | }; |
1290 | ||
dd2be639 | 1291 | module_platform_driver(bd718xx_regulator); |
ba08799e MV |
1292 | |
1293 | MODULE_AUTHOR("Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>"); | |
dd2be639 | 1294 | MODULE_DESCRIPTION("BD71837/BD71847 voltage regulator driver"); |
ba08799e | 1295 | MODULE_LICENSE("GPL"); |