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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 MV |
6 | #include <linux/err.h> |
7 | #include <linux/interrupt.h> | |
c9dc4cfa | 8 | #include <linux/kernel.h> |
410e8b4f | 9 | #include <linux/mfd/rohm-bd718x7.h> |
c9dc4cfa | 10 | #include <linux/module.h> |
9cce7244 | 11 | #include <linux/of.h> |
ba08799e MV |
12 | #include <linux/platform_device.h> |
13 | #include <linux/regulator/driver.h> | |
14 | #include <linux/regulator/machine.h> | |
ba08799e | 15 | #include <linux/regulator/of_regulator.h> |
c9dc4cfa | 16 | #include <linux/slab.h> |
ba08799e | 17 | |
ba08799e MV |
18 | /* |
19 | * BUCK1/2/3/4 | |
20 | * BUCK1RAMPRATE[1:0] BUCK1 DVS ramp rate setting | |
21 | * 00: 10.00mV/usec 10mV 1uS | |
22 | * 01: 5.00mV/usec 10mV 2uS | |
23 | * 10: 2.50mV/usec 10mV 4uS | |
24 | * 11: 1.25mV/usec 10mV 8uS | |
25 | */ | |
dd2be639 | 26 | static int bd718xx_buck1234_set_ramp_delay(struct regulator_dev *rdev, |
ba08799e MV |
27 | int ramp_delay) |
28 | { | |
0a245f0e AL |
29 | int id = rdev_get_id(rdev); |
30 | unsigned int ramp_value; | |
ba08799e | 31 | |
bcb047eb | 32 | dev_dbg(&rdev->dev, "Buck[%d] Set Ramp = %d\n", id + 1, |
ba08799e MV |
33 | ramp_delay); |
34 | switch (ramp_delay) { | |
35 | case 1 ... 1250: | |
36 | ramp_value = BUCK_RAMPRATE_1P25MV; | |
37 | break; | |
38 | case 1251 ... 2500: | |
39 | ramp_value = BUCK_RAMPRATE_2P50MV; | |
40 | break; | |
41 | case 2501 ... 5000: | |
42 | ramp_value = BUCK_RAMPRATE_5P00MV; | |
43 | break; | |
44 | case 5001 ... 10000: | |
45 | ramp_value = BUCK_RAMPRATE_10P00MV; | |
46 | break; | |
47 | default: | |
48 | ramp_value = BUCK_RAMPRATE_10P00MV; | |
bcb047eb | 49 | dev_err(&rdev->dev, |
ba08799e MV |
50 | "%s: ramp_delay: %d not supported, setting 10000mV//us\n", |
51 | rdev->desc->name, ramp_delay); | |
52 | } | |
53 | ||
bcb047eb | 54 | return regmap_update_bits(rdev->regmap, BD718XX_REG_BUCK1_CTRL + id, |
ba08799e MV |
55 | BUCK_RAMPRATE_MASK, ramp_value << 6); |
56 | } | |
57 | ||
58 | /* Bucks 1 to 4 support DVS. PWM mode is used when voltage is changed. | |
59 | * Bucks 5 to 8 and LDOs can use PFM and must be disabled when voltage | |
60 | * is changed. Hence we return -EBUSY for these if voltage is changed | |
61 | * when BUCK/LDO is enabled. | |
62 | */ | |
494edd26 | 63 | static int bd718xx_set_voltage_sel_restricted(struct regulator_dev *rdev, |
ba08799e MV |
64 | unsigned int sel) |
65 | { | |
ffdc4984 AL |
66 | if (regulator_is_enabled_regmap(rdev)) |
67 | return -EBUSY; | |
ba08799e | 68 | |
ffdc4984 | 69 | return regulator_set_voltage_sel_regmap(rdev, sel); |
ba08799e MV |
70 | } |
71 | ||
a4bfc2c2 MV |
72 | static int bd718xx_set_voltage_sel_pickable_restricted( |
73 | struct regulator_dev *rdev, unsigned int sel) | |
74 | { | |
75 | if (regulator_is_enabled_regmap(rdev)) | |
76 | return -EBUSY; | |
77 | ||
78 | return regulator_set_voltage_sel_pickable_regmap(rdev, sel); | |
79 | } | |
80 | ||
704c5c01 | 81 | static const struct regulator_ops bd718xx_pickable_range_ldo_ops = { |
a4bfc2c2 MV |
82 | .enable = regulator_enable_regmap, |
83 | .disable = regulator_disable_regmap, | |
84 | .is_enabled = regulator_is_enabled_regmap, | |
85 | .list_voltage = regulator_list_voltage_pickable_linear_range, | |
86 | .set_voltage_sel = bd718xx_set_voltage_sel_pickable_restricted, | |
87 | .get_voltage_sel = regulator_get_voltage_sel_pickable_regmap, | |
88 | }; | |
89 | ||
704c5c01 | 90 | static const struct regulator_ops bd718xx_pickable_range_buck_ops = { |
a4bfc2c2 MV |
91 | .enable = regulator_enable_regmap, |
92 | .disable = regulator_disable_regmap, | |
93 | .is_enabled = regulator_is_enabled_regmap, | |
94 | .list_voltage = regulator_list_voltage_pickable_linear_range, | |
95 | .set_voltage_sel = bd718xx_set_voltage_sel_pickable_restricted, | |
96 | .get_voltage_sel = regulator_get_voltage_sel_pickable_regmap, | |
97 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
98 | }; | |
99 | ||
704c5c01 | 100 | static const struct regulator_ops bd718xx_ldo_regulator_ops = { |
ba08799e MV |
101 | .enable = regulator_enable_regmap, |
102 | .disable = regulator_disable_regmap, | |
103 | .is_enabled = regulator_is_enabled_regmap, | |
104 | .list_voltage = regulator_list_voltage_linear_range, | |
494edd26 | 105 | .set_voltage_sel = bd718xx_set_voltage_sel_restricted, |
ba08799e MV |
106 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
107 | }; | |
108 | ||
704c5c01 | 109 | static const struct regulator_ops bd718xx_ldo_regulator_nolinear_ops = { |
ba08799e MV |
110 | .enable = regulator_enable_regmap, |
111 | .disable = regulator_disable_regmap, | |
112 | .is_enabled = regulator_is_enabled_regmap, | |
113 | .list_voltage = regulator_list_voltage_table, | |
494edd26 | 114 | .set_voltage_sel = bd718xx_set_voltage_sel_restricted, |
ba08799e MV |
115 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
116 | }; | |
117 | ||
704c5c01 | 118 | static const struct regulator_ops bd718xx_buck_regulator_ops = { |
ba08799e MV |
119 | .enable = regulator_enable_regmap, |
120 | .disable = regulator_disable_regmap, | |
121 | .is_enabled = regulator_is_enabled_regmap, | |
122 | .list_voltage = regulator_list_voltage_linear_range, | |
494edd26 | 123 | .set_voltage_sel = bd718xx_set_voltage_sel_restricted, |
ba08799e MV |
124 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
125 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
126 | }; | |
127 | ||
704c5c01 | 128 | static const struct regulator_ops bd718xx_buck_regulator_nolinear_ops = { |
ba08799e MV |
129 | .enable = regulator_enable_regmap, |
130 | .disable = regulator_disable_regmap, | |
131 | .is_enabled = regulator_is_enabled_regmap, | |
132 | .list_voltage = regulator_list_voltage_table, | |
2e61286d | 133 | .map_voltage = regulator_map_voltage_ascend, |
494edd26 | 134 | .set_voltage_sel = bd718xx_set_voltage_sel_restricted, |
ba08799e MV |
135 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
136 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
137 | }; | |
138 | ||
704c5c01 | 139 | static const struct regulator_ops bd718xx_dvs_buck_regulator_ops = { |
ba08799e MV |
140 | .enable = regulator_enable_regmap, |
141 | .disable = regulator_disable_regmap, | |
142 | .is_enabled = regulator_is_enabled_regmap, | |
143 | .list_voltage = regulator_list_voltage_linear_range, | |
144 | .set_voltage_sel = regulator_set_voltage_sel_regmap, | |
145 | .get_voltage_sel = regulator_get_voltage_sel_regmap, | |
146 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | |
dd2be639 | 147 | .set_ramp_delay = bd718xx_buck1234_set_ramp_delay, |
ba08799e MV |
148 | }; |
149 | ||
150 | /* | |
494edd26 MV |
151 | * BD71837 BUCK1/2/3/4 |
152 | * BD71847 BUCK1/2 | |
ba08799e MV |
153 | * 0.70 to 1.30V (10mV step) |
154 | */ | |
494edd26 | 155 | static const struct regulator_linear_range bd718xx_dvs_buck_volts[] = { |
ba08799e MV |
156 | REGULATOR_LINEAR_RANGE(700000, 0x00, 0x3C, 10000), |
157 | REGULATOR_LINEAR_RANGE(1300000, 0x3D, 0x3F, 0), | |
158 | }; | |
159 | ||
160 | /* | |
494edd26 | 161 | * BD71837 BUCK5 |
a4bfc2c2 MV |
162 | * 0.7V to 1.35V (range 0) |
163 | * and | |
164 | * 0.675 to 1.325 (range 1) | |
165 | */ | |
166 | static const struct regulator_linear_range bd71837_buck5_volts[] = { | |
167 | /* Ranges when VOLT_SEL bit is 0 */ | |
168 | REGULATOR_LINEAR_RANGE(700000, 0x00, 0x03, 100000), | |
169 | REGULATOR_LINEAR_RANGE(1050000, 0x04, 0x05, 50000), | |
170 | REGULATOR_LINEAR_RANGE(1200000, 0x06, 0x07, 150000), | |
171 | /* Ranges when VOLT_SEL bit is 1 */ | |
172 | REGULATOR_LINEAR_RANGE(675000, 0x0, 0x3, 100000), | |
173 | REGULATOR_LINEAR_RANGE(1025000, 0x4, 0x5, 50000), | |
174 | REGULATOR_LINEAR_RANGE(1175000, 0x6, 0x7, 150000), | |
175 | }; | |
176 | ||
177 | /* | |
178 | * Range selector for first 3 linear ranges is 0x0 | |
179 | * and 0x1 for last 3 ranges. | |
180 | */ | |
181 | static const unsigned int bd71837_buck5_volt_range_sel[] = { | |
182 | 0x0, 0x0, 0x0, 0x80, 0x80, 0x80 | |
183 | }; | |
184 | ||
185 | /* | |
494edd26 | 186 | * BD71847 BUCK3 |
ba08799e | 187 | */ |
a4bfc2c2 MV |
188 | static const struct regulator_linear_range bd71847_buck3_volts[] = { |
189 | /* Ranges when VOLT_SEL bits are 00 */ | |
ba08799e MV |
190 | REGULATOR_LINEAR_RANGE(700000, 0x00, 0x03, 100000), |
191 | REGULATOR_LINEAR_RANGE(1050000, 0x04, 0x05, 50000), | |
192 | REGULATOR_LINEAR_RANGE(1200000, 0x06, 0x07, 150000), | |
a4bfc2c2 MV |
193 | /* Ranges when VOLT_SEL bits are 01 */ |
194 | REGULATOR_LINEAR_RANGE(550000, 0x0, 0x7, 50000), | |
195 | /* Ranges when VOLT_SEL bits are 11 */ | |
196 | REGULATOR_LINEAR_RANGE(675000, 0x0, 0x3, 100000), | |
197 | REGULATOR_LINEAR_RANGE(1025000, 0x4, 0x5, 50000), | |
198 | REGULATOR_LINEAR_RANGE(1175000, 0x6, 0x7, 150000), | |
199 | }; | |
200 | ||
201 | static const unsigned int bd71847_buck3_volt_range_sel[] = { | |
202 | 0x0, 0x0, 0x0, 0x40, 0x80, 0x80, 0x80 | |
ba08799e MV |
203 | }; |
204 | ||
a4bfc2c2 | 205 | static const struct regulator_linear_range bd71847_buck4_volts[] = { |
494edd26 | 206 | REGULATOR_LINEAR_RANGE(3000000, 0x00, 0x03, 100000), |
a4bfc2c2 | 207 | REGULATOR_LINEAR_RANGE(2600000, 0x00, 0x03, 100000), |
494edd26 MV |
208 | }; |
209 | ||
a4bfc2c2 MV |
210 | static const unsigned int bd71847_buck4_volt_range_sel[] = { 0x0, 0x40 }; |
211 | ||
ba08799e MV |
212 | /* |
213 | * BUCK6 | |
214 | * 3.0V to 3.3V (step 100mV) | |
215 | */ | |
a4bfc2c2 | 216 | static const struct regulator_linear_range bd71837_buck6_volts[] = { |
ba08799e MV |
217 | REGULATOR_LINEAR_RANGE(3000000, 0x00, 0x03, 100000), |
218 | }; | |
219 | ||
220 | /* | |
494edd26 MV |
221 | * BD71837 BUCK7 |
222 | * BD71847 BUCK5 | |
ba08799e MV |
223 | * 000 = 1.605V |
224 | * 001 = 1.695V | |
225 | * 010 = 1.755V | |
226 | * 011 = 1.8V (Initial) | |
227 | * 100 = 1.845V | |
228 | * 101 = 1.905V | |
229 | * 110 = 1.95V | |
230 | * 111 = 1.995V | |
231 | */ | |
494edd26 | 232 | static const unsigned int bd718xx_3rd_nodvs_buck_volts[] = { |
ba08799e MV |
233 | 1605000, 1695000, 1755000, 1800000, 1845000, 1905000, 1950000, 1995000 |
234 | }; | |
235 | ||
236 | /* | |
237 | * BUCK8 | |
238 | * 0.8V to 1.40V (step 10mV) | |
239 | */ | |
494edd26 | 240 | static const struct regulator_linear_range bd718xx_4th_nodvs_buck_volts[] = { |
ba08799e | 241 | REGULATOR_LINEAR_RANGE(800000, 0x00, 0x3C, 10000), |
ba08799e MV |
242 | }; |
243 | ||
244 | /* | |
245 | * LDO1 | |
246 | * 3.0 to 3.3V (100mV step) | |
247 | */ | |
494edd26 | 248 | static const struct regulator_linear_range bd718xx_ldo1_volts[] = { |
ba08799e | 249 | REGULATOR_LINEAR_RANGE(3000000, 0x00, 0x03, 100000), |
a4bfc2c2 | 250 | REGULATOR_LINEAR_RANGE(1600000, 0x00, 0x03, 100000), |
ba08799e MV |
251 | }; |
252 | ||
a4bfc2c2 MV |
253 | static const unsigned int bd718xx_ldo1_volt_range_sel[] = { 0x0, 0x20 }; |
254 | ||
ba08799e MV |
255 | /* |
256 | * LDO2 | |
257 | * 0.8 or 0.9V | |
258 | */ | |
adb78a8e | 259 | static const unsigned int ldo_2_volts[] = { |
ba08799e MV |
260 | 900000, 800000 |
261 | }; | |
262 | ||
263 | /* | |
264 | * LDO3 | |
265 | * 1.8 to 3.3V (100mV step) | |
266 | */ | |
494edd26 | 267 | static const struct regulator_linear_range bd718xx_ldo3_volts[] = { |
ba08799e MV |
268 | REGULATOR_LINEAR_RANGE(1800000, 0x00, 0x0F, 100000), |
269 | }; | |
270 | ||
271 | /* | |
272 | * LDO4 | |
273 | * 0.9 to 1.8V (100mV step) | |
274 | */ | |
494edd26 | 275 | static const struct regulator_linear_range bd718xx_ldo4_volts[] = { |
ba08799e | 276 | REGULATOR_LINEAR_RANGE(900000, 0x00, 0x09, 100000), |
ba08799e MV |
277 | }; |
278 | ||
279 | /* | |
494edd26 | 280 | * LDO5 for BD71837 |
ba08799e MV |
281 | * 1.8 to 3.3V (100mV step) |
282 | */ | |
a4bfc2c2 | 283 | static const struct regulator_linear_range bd71837_ldo5_volts[] = { |
ba08799e MV |
284 | REGULATOR_LINEAR_RANGE(1800000, 0x00, 0x0F, 100000), |
285 | }; | |
286 | ||
a4bfc2c2 MV |
287 | /* |
288 | * LDO5 for BD71837 | |
289 | * 1.8 to 3.3V (100mV step) | |
290 | */ | |
291 | static const struct regulator_linear_range bd71847_ldo5_volts[] = { | |
292 | REGULATOR_LINEAR_RANGE(1800000, 0x00, 0x0F, 100000), | |
293 | REGULATOR_LINEAR_RANGE(800000, 0x00, 0x0F, 100000), | |
294 | }; | |
295 | ||
296 | static const unsigned int bd71847_ldo5_volt_range_sel[] = { 0x0, 0x20 }; | |
297 | ||
ba08799e MV |
298 | /* |
299 | * LDO6 | |
300 | * 0.9 to 1.8V (100mV step) | |
301 | */ | |
494edd26 | 302 | static const struct regulator_linear_range bd718xx_ldo6_volts[] = { |
ba08799e | 303 | REGULATOR_LINEAR_RANGE(900000, 0x00, 0x09, 100000), |
ba08799e MV |
304 | }; |
305 | ||
306 | /* | |
307 | * LDO7 | |
308 | * 1.8 to 3.3V (100mV step) | |
309 | */ | |
494edd26 | 310 | static const struct regulator_linear_range bd71837_ldo7_volts[] = { |
ba08799e MV |
311 | REGULATOR_LINEAR_RANGE(1800000, 0x00, 0x0F, 100000), |
312 | }; | |
313 | ||
494edd26 MV |
314 | struct reg_init { |
315 | unsigned int reg; | |
316 | unsigned int mask; | |
317 | unsigned int val; | |
318 | }; | |
319 | struct bd718xx_regulator_data { | |
320 | struct regulator_desc desc; | |
21b72156 | 321 | const struct rohm_dvs_config dvs; |
494edd26 MV |
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 | ||
21b72156 | 353 | static int buck_set_hw_dvs_levels(struct device_node *np, |
049369d4 MV |
354 | const struct regulator_desc *desc, |
355 | struct regulator_config *cfg) | |
356 | { | |
21b72156 | 357 | struct bd718xx_regulator_data *data; |
049369d4 | 358 | |
21b72156 | 359 | data = container_of(desc, struct bd718xx_regulator_data, desc); |
049369d4 | 360 | |
21b72156 | 361 | return rohm_regulator_set_dvs_levels(&data->dvs, np, desc, cfg->regmap); |
049369d4 MV |
362 | } |
363 | ||
494edd26 MV |
364 | static const struct bd718xx_regulator_data bd71847_regulators[] = { |
365 | { | |
366 | .desc = { | |
367 | .name = "buck1", | |
368 | .of_match = of_match_ptr("BUCK1"), | |
369 | .regulators_node = of_match_ptr("regulators"), | |
370 | .id = BD718XX_BUCK1, | |
371 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
372 | .type = REGULATOR_VOLTAGE, | |
373 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
374 | .linear_ranges = bd718xx_dvs_buck_volts, | |
375 | .n_linear_ranges = | |
376 | ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
377 | .vsel_reg = BD718XX_REG_BUCK1_VOLT_RUN, | |
378 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
379 | .enable_reg = BD718XX_REG_BUCK1_CTRL, | |
380 | .enable_mask = BD718XX_BUCK_EN, | |
381 | .owner = THIS_MODULE, | |
21b72156 MV |
382 | .of_parse_cb = buck_set_hw_dvs_levels, |
383 | }, | |
384 | .dvs = { | |
385 | .level_map = ROHM_DVS_LEVEL_RUN | ROHM_DVS_LEVEL_IDLE | | |
386 | ROHM_DVS_LEVEL_SUSPEND, | |
387 | .run_reg = BD718XX_REG_BUCK1_VOLT_RUN, | |
388 | .run_mask = DVS_BUCK_RUN_MASK, | |
389 | .idle_reg = BD718XX_REG_BUCK1_VOLT_IDLE, | |
390 | .idle_mask = DVS_BUCK_RUN_MASK, | |
391 | .suspend_reg = BD718XX_REG_BUCK1_VOLT_SUSP, | |
392 | .suspend_mask = DVS_BUCK_RUN_MASK, | |
494edd26 MV |
393 | }, |
394 | .init = { | |
395 | .reg = BD718XX_REG_BUCK1_CTRL, | |
396 | .mask = BD718XX_BUCK_SEL, | |
397 | .val = BD718XX_BUCK_SEL, | |
398 | }, | |
399 | }, | |
ba08799e | 400 | { |
494edd26 MV |
401 | .desc = { |
402 | .name = "buck2", | |
403 | .of_match = of_match_ptr("BUCK2"), | |
404 | .regulators_node = of_match_ptr("regulators"), | |
405 | .id = BD718XX_BUCK2, | |
406 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
407 | .type = REGULATOR_VOLTAGE, | |
408 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
409 | .linear_ranges = bd718xx_dvs_buck_volts, | |
410 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
411 | .vsel_reg = BD718XX_REG_BUCK2_VOLT_RUN, | |
412 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
413 | .enable_reg = BD718XX_REG_BUCK2_CTRL, | |
414 | .enable_mask = BD718XX_BUCK_EN, | |
415 | .owner = THIS_MODULE, | |
21b72156 MV |
416 | .of_parse_cb = buck_set_hw_dvs_levels, |
417 | }, | |
418 | .dvs = { | |
419 | .level_map = ROHM_DVS_LEVEL_RUN | ROHM_DVS_LEVEL_IDLE, | |
420 | .run_reg = BD718XX_REG_BUCK2_VOLT_RUN, | |
421 | .run_mask = DVS_BUCK_RUN_MASK, | |
422 | .idle_reg = BD718XX_REG_BUCK2_VOLT_IDLE, | |
423 | .idle_mask = DVS_BUCK_RUN_MASK, | |
494edd26 MV |
424 | }, |
425 | .init = { | |
426 | .reg = BD718XX_REG_BUCK2_CTRL, | |
427 | .mask = BD718XX_BUCK_SEL, | |
428 | .val = BD718XX_BUCK_SEL, | |
429 | }, | |
ba08799e MV |
430 | }, |
431 | { | |
494edd26 MV |
432 | .desc = { |
433 | .name = "buck3", | |
434 | .of_match = of_match_ptr("BUCK3"), | |
435 | .regulators_node = of_match_ptr("regulators"), | |
436 | .id = BD718XX_BUCK3, | |
a4bfc2c2 | 437 | .ops = &bd718xx_pickable_range_buck_ops, |
494edd26 | 438 | .type = REGULATOR_VOLTAGE, |
a4bfc2c2 MV |
439 | .n_voltages = BD71847_BUCK3_VOLTAGE_NUM, |
440 | .linear_ranges = bd71847_buck3_volts, | |
494edd26 | 441 | .n_linear_ranges = |
a4bfc2c2 | 442 | ARRAY_SIZE(bd71847_buck3_volts), |
494edd26 MV |
443 | .vsel_reg = BD718XX_REG_1ST_NODVS_BUCK_VOLT, |
444 | .vsel_mask = BD718XX_1ST_NODVS_BUCK_MASK, | |
a4bfc2c2 MV |
445 | .vsel_range_reg = BD718XX_REG_1ST_NODVS_BUCK_VOLT, |
446 | .vsel_range_mask = BD71847_BUCK3_RANGE_MASK, | |
447 | .linear_range_selectors = bd71847_buck3_volt_range_sel, | |
494edd26 MV |
448 | .enable_reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL, |
449 | .enable_mask = BD718XX_BUCK_EN, | |
450 | .owner = THIS_MODULE, | |
451 | }, | |
452 | .init = { | |
453 | .reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL, | |
454 | .mask = BD718XX_BUCK_SEL, | |
455 | .val = BD718XX_BUCK_SEL, | |
456 | }, | |
ba08799e MV |
457 | }, |
458 | { | |
494edd26 MV |
459 | .desc = { |
460 | .name = "buck4", | |
461 | .of_match = of_match_ptr("BUCK4"), | |
462 | .regulators_node = of_match_ptr("regulators"), | |
463 | .id = BD718XX_BUCK4, | |
a4bfc2c2 | 464 | .ops = &bd718xx_pickable_range_buck_ops, |
494edd26 MV |
465 | .type = REGULATOR_VOLTAGE, |
466 | .n_voltages = BD71847_BUCK4_VOLTAGE_NUM, | |
a4bfc2c2 | 467 | .linear_ranges = bd71847_buck4_volts, |
494edd26 | 468 | .n_linear_ranges = |
a4bfc2c2 | 469 | ARRAY_SIZE(bd71847_buck4_volts), |
494edd26 MV |
470 | .enable_reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL, |
471 | .vsel_reg = BD718XX_REG_2ND_NODVS_BUCK_VOLT, | |
472 | .vsel_mask = BD71847_BUCK4_MASK, | |
a4bfc2c2 MV |
473 | .vsel_range_reg = BD718XX_REG_2ND_NODVS_BUCK_VOLT, |
474 | .vsel_range_mask = BD71847_BUCK4_RANGE_MASK, | |
475 | .linear_range_selectors = bd71847_buck4_volt_range_sel, | |
494edd26 MV |
476 | .enable_mask = BD718XX_BUCK_EN, |
477 | .owner = THIS_MODULE, | |
478 | }, | |
479 | .init = { | |
480 | .reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL, | |
481 | .mask = BD718XX_BUCK_SEL, | |
482 | .val = BD718XX_BUCK_SEL, | |
483 | }, | |
ba08799e MV |
484 | }, |
485 | { | |
494edd26 MV |
486 | .desc = { |
487 | .name = "buck5", | |
488 | .of_match = of_match_ptr("BUCK5"), | |
dd2be639 | 489 | .regulators_node = of_match_ptr("regulators"), |
494edd26 MV |
490 | .id = BD718XX_BUCK5, |
491 | .ops = &bd718xx_buck_regulator_nolinear_ops, | |
492 | .type = REGULATOR_VOLTAGE, | |
493 | .volt_table = &bd718xx_3rd_nodvs_buck_volts[0], | |
494 | .n_voltages = ARRAY_SIZE(bd718xx_3rd_nodvs_buck_volts), | |
495 | .vsel_reg = BD718XX_REG_3RD_NODVS_BUCK_VOLT, | |
496 | .vsel_mask = BD718XX_3RD_NODVS_BUCK_MASK, | |
497 | .enable_reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL, | |
498 | .enable_mask = BD718XX_BUCK_EN, | |
499 | .owner = THIS_MODULE, | |
500 | }, | |
501 | .init = { | |
502 | .reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL, | |
503 | .mask = BD718XX_BUCK_SEL, | |
504 | .val = BD718XX_BUCK_SEL, | |
505 | }, | |
ba08799e MV |
506 | }, |
507 | { | |
494edd26 MV |
508 | .desc = { |
509 | .name = "buck6", | |
510 | .of_match = of_match_ptr("BUCK6"), | |
511 | .regulators_node = of_match_ptr("regulators"), | |
512 | .id = BD718XX_BUCK6, | |
513 | .ops = &bd718xx_buck_regulator_ops, | |
514 | .type = REGULATOR_VOLTAGE, | |
dd2be639 | 515 | .n_voltages = BD718XX_4TH_NODVS_BUCK_VOLTAGE_NUM, |
494edd26 MV |
516 | .linear_ranges = bd718xx_4th_nodvs_buck_volts, |
517 | .n_linear_ranges = | |
518 | ARRAY_SIZE(bd718xx_4th_nodvs_buck_volts), | |
519 | .vsel_reg = BD718XX_REG_4TH_NODVS_BUCK_VOLT, | |
520 | .vsel_mask = BD718XX_4TH_NODVS_BUCK_MASK, | |
521 | .enable_reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL, | |
522 | .enable_mask = BD718XX_BUCK_EN, | |
523 | .owner = THIS_MODULE, | |
524 | }, | |
525 | .init = { | |
526 | .reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL, | |
527 | .mask = BD718XX_BUCK_SEL, | |
528 | .val = BD718XX_BUCK_SEL, | |
529 | }, | |
ba08799e MV |
530 | }, |
531 | { | |
494edd26 MV |
532 | .desc = { |
533 | .name = "ldo1", | |
534 | .of_match = of_match_ptr("LDO1"), | |
535 | .regulators_node = of_match_ptr("regulators"), | |
536 | .id = BD718XX_LDO1, | |
a4bfc2c2 | 537 | .ops = &bd718xx_pickable_range_ldo_ops, |
494edd26 MV |
538 | .type = REGULATOR_VOLTAGE, |
539 | .n_voltages = BD718XX_LDO1_VOLTAGE_NUM, | |
540 | .linear_ranges = bd718xx_ldo1_volts, | |
541 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo1_volts), | |
542 | .vsel_reg = BD718XX_REG_LDO1_VOLT, | |
543 | .vsel_mask = BD718XX_LDO1_MASK, | |
a4bfc2c2 MV |
544 | .vsel_range_reg = BD718XX_REG_LDO1_VOLT, |
545 | .vsel_range_mask = BD718XX_LDO1_RANGE_MASK, | |
546 | .linear_range_selectors = bd718xx_ldo1_volt_range_sel, | |
494edd26 MV |
547 | .enable_reg = BD718XX_REG_LDO1_VOLT, |
548 | .enable_mask = BD718XX_LDO_EN, | |
549 | .owner = THIS_MODULE, | |
550 | }, | |
551 | .init = { | |
552 | .reg = BD718XX_REG_LDO1_VOLT, | |
553 | .mask = BD718XX_LDO_SEL, | |
554 | .val = BD718XX_LDO_SEL, | |
555 | }, | |
ba08799e MV |
556 | }, |
557 | { | |
494edd26 MV |
558 | .desc = { |
559 | .name = "ldo2", | |
560 | .of_match = of_match_ptr("LDO2"), | |
561 | .regulators_node = of_match_ptr("regulators"), | |
562 | .id = BD718XX_LDO2, | |
563 | .ops = &bd718xx_ldo_regulator_nolinear_ops, | |
564 | .type = REGULATOR_VOLTAGE, | |
565 | .volt_table = &ldo_2_volts[0], | |
566 | .vsel_reg = BD718XX_REG_LDO2_VOLT, | |
567 | .vsel_mask = BD718XX_LDO2_MASK, | |
568 | .n_voltages = ARRAY_SIZE(ldo_2_volts), | |
569 | .enable_reg = BD718XX_REG_LDO2_VOLT, | |
570 | .enable_mask = BD718XX_LDO_EN, | |
571 | .owner = THIS_MODULE, | |
572 | }, | |
573 | .init = { | |
574 | .reg = BD718XX_REG_LDO2_VOLT, | |
575 | .mask = BD718XX_LDO_SEL, | |
576 | .val = BD718XX_LDO_SEL, | |
577 | }, | |
ba08799e MV |
578 | }, |
579 | { | |
494edd26 MV |
580 | .desc = { |
581 | .name = "ldo3", | |
582 | .of_match = of_match_ptr("LDO3"), | |
583 | .regulators_node = of_match_ptr("regulators"), | |
584 | .id = BD718XX_LDO3, | |
585 | .ops = &bd718xx_ldo_regulator_ops, | |
586 | .type = REGULATOR_VOLTAGE, | |
587 | .n_voltages = BD718XX_LDO3_VOLTAGE_NUM, | |
588 | .linear_ranges = bd718xx_ldo3_volts, | |
589 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo3_volts), | |
590 | .vsel_reg = BD718XX_REG_LDO3_VOLT, | |
591 | .vsel_mask = BD718XX_LDO3_MASK, | |
592 | .enable_reg = BD718XX_REG_LDO3_VOLT, | |
593 | .enable_mask = BD718XX_LDO_EN, | |
594 | .owner = THIS_MODULE, | |
595 | }, | |
596 | .init = { | |
597 | .reg = BD718XX_REG_LDO3_VOLT, | |
598 | .mask = BD718XX_LDO_SEL, | |
599 | .val = BD718XX_LDO_SEL, | |
600 | }, | |
ba08799e MV |
601 | }, |
602 | { | |
494edd26 MV |
603 | .desc = { |
604 | .name = "ldo4", | |
605 | .of_match = of_match_ptr("LDO4"), | |
606 | .regulators_node = of_match_ptr("regulators"), | |
607 | .id = BD718XX_LDO4, | |
608 | .ops = &bd718xx_ldo_regulator_ops, | |
609 | .type = REGULATOR_VOLTAGE, | |
610 | .n_voltages = BD718XX_LDO4_VOLTAGE_NUM, | |
611 | .linear_ranges = bd718xx_ldo4_volts, | |
612 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo4_volts), | |
613 | .vsel_reg = BD718XX_REG_LDO4_VOLT, | |
614 | .vsel_mask = BD718XX_LDO4_MASK, | |
615 | .enable_reg = BD718XX_REG_LDO4_VOLT, | |
616 | .enable_mask = BD718XX_LDO_EN, | |
617 | .owner = THIS_MODULE, | |
618 | }, | |
619 | .init = { | |
620 | .reg = BD718XX_REG_LDO4_VOLT, | |
621 | .mask = BD718XX_LDO_SEL, | |
622 | .val = BD718XX_LDO_SEL, | |
623 | }, | |
ba08799e MV |
624 | }, |
625 | { | |
494edd26 MV |
626 | .desc = { |
627 | .name = "ldo5", | |
628 | .of_match = of_match_ptr("LDO5"), | |
629 | .regulators_node = of_match_ptr("regulators"), | |
630 | .id = BD718XX_LDO5, | |
a4bfc2c2 | 631 | .ops = &bd718xx_pickable_range_ldo_ops, |
494edd26 | 632 | .type = REGULATOR_VOLTAGE, |
a4bfc2c2 MV |
633 | .n_voltages = BD71847_LDO5_VOLTAGE_NUM, |
634 | .linear_ranges = bd71847_ldo5_volts, | |
635 | .n_linear_ranges = ARRAY_SIZE(bd71847_ldo5_volts), | |
494edd26 MV |
636 | .vsel_reg = BD718XX_REG_LDO5_VOLT, |
637 | .vsel_mask = BD71847_LDO5_MASK, | |
a4bfc2c2 MV |
638 | .vsel_range_reg = BD718XX_REG_LDO5_VOLT, |
639 | .vsel_range_mask = BD71847_LDO5_RANGE_MASK, | |
640 | .linear_range_selectors = bd71847_ldo5_volt_range_sel, | |
494edd26 MV |
641 | .enable_reg = BD718XX_REG_LDO5_VOLT, |
642 | .enable_mask = BD718XX_LDO_EN, | |
643 | .owner = THIS_MODULE, | |
644 | }, | |
645 | .init = { | |
646 | .reg = BD718XX_REG_LDO5_VOLT, | |
647 | .mask = BD718XX_LDO_SEL, | |
648 | .val = BD718XX_LDO_SEL, | |
649 | }, | |
ba08799e MV |
650 | }, |
651 | { | |
494edd26 MV |
652 | .desc = { |
653 | .name = "ldo6", | |
654 | .of_match = of_match_ptr("LDO6"), | |
655 | .regulators_node = of_match_ptr("regulators"), | |
656 | .id = BD718XX_LDO6, | |
657 | .ops = &bd718xx_ldo_regulator_ops, | |
658 | .type = REGULATOR_VOLTAGE, | |
659 | .n_voltages = BD718XX_LDO6_VOLTAGE_NUM, | |
660 | .linear_ranges = bd718xx_ldo6_volts, | |
661 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo6_volts), | |
662 | /* LDO6 is supplied by buck5 */ | |
663 | .supply_name = "buck5", | |
664 | .vsel_reg = BD718XX_REG_LDO6_VOLT, | |
665 | .vsel_mask = BD718XX_LDO6_MASK, | |
666 | .enable_reg = BD718XX_REG_LDO6_VOLT, | |
667 | .enable_mask = BD718XX_LDO_EN, | |
668 | .owner = THIS_MODULE, | |
669 | }, | |
670 | .init = { | |
671 | .reg = BD718XX_REG_LDO6_VOLT, | |
672 | .mask = BD718XX_LDO_SEL, | |
673 | .val = BD718XX_LDO_SEL, | |
674 | }, | |
675 | }, | |
676 | }; | |
677 | ||
678 | static const struct bd718xx_regulator_data bd71837_regulators[] = { | |
679 | { | |
680 | .desc = { | |
681 | .name = "buck1", | |
682 | .of_match = of_match_ptr("BUCK1"), | |
683 | .regulators_node = of_match_ptr("regulators"), | |
684 | .id = BD718XX_BUCK1, | |
685 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
686 | .type = REGULATOR_VOLTAGE, | |
687 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
688 | .linear_ranges = bd718xx_dvs_buck_volts, | |
689 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
690 | .vsel_reg = BD718XX_REG_BUCK1_VOLT_RUN, | |
691 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
692 | .enable_reg = BD718XX_REG_BUCK1_CTRL, | |
693 | .enable_mask = BD718XX_BUCK_EN, | |
694 | .owner = THIS_MODULE, | |
21b72156 MV |
695 | .of_parse_cb = buck_set_hw_dvs_levels, |
696 | }, | |
697 | .dvs = { | |
698 | .level_map = ROHM_DVS_LEVEL_RUN | ROHM_DVS_LEVEL_IDLE | | |
699 | ROHM_DVS_LEVEL_SUSPEND, | |
700 | .run_reg = BD718XX_REG_BUCK1_VOLT_RUN, | |
701 | .run_mask = DVS_BUCK_RUN_MASK, | |
702 | .idle_reg = BD718XX_REG_BUCK1_VOLT_IDLE, | |
703 | .idle_mask = DVS_BUCK_RUN_MASK, | |
704 | .suspend_reg = BD718XX_REG_BUCK1_VOLT_SUSP, | |
705 | .suspend_mask = DVS_BUCK_RUN_MASK, | |
494edd26 MV |
706 | }, |
707 | .init = { | |
708 | .reg = BD718XX_REG_BUCK1_CTRL, | |
709 | .mask = BD718XX_BUCK_SEL, | |
710 | .val = BD718XX_BUCK_SEL, | |
711 | }, | |
712 | }, | |
713 | { | |
714 | .desc = { | |
715 | .name = "buck2", | |
716 | .of_match = of_match_ptr("BUCK2"), | |
717 | .regulators_node = of_match_ptr("regulators"), | |
718 | .id = BD718XX_BUCK2, | |
719 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
720 | .type = REGULATOR_VOLTAGE, | |
721 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
722 | .linear_ranges = bd718xx_dvs_buck_volts, | |
723 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
724 | .vsel_reg = BD718XX_REG_BUCK2_VOLT_RUN, | |
725 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
726 | .enable_reg = BD718XX_REG_BUCK2_CTRL, | |
727 | .enable_mask = BD718XX_BUCK_EN, | |
728 | .owner = THIS_MODULE, | |
21b72156 MV |
729 | .of_parse_cb = buck_set_hw_dvs_levels, |
730 | }, | |
731 | .dvs = { | |
732 | .level_map = ROHM_DVS_LEVEL_RUN | ROHM_DVS_LEVEL_IDLE, | |
733 | .run_reg = BD718XX_REG_BUCK2_VOLT_RUN, | |
734 | .run_mask = DVS_BUCK_RUN_MASK, | |
735 | .idle_reg = BD718XX_REG_BUCK2_VOLT_IDLE, | |
736 | .idle_mask = DVS_BUCK_RUN_MASK, | |
494edd26 MV |
737 | }, |
738 | .init = { | |
739 | .reg = BD718XX_REG_BUCK2_CTRL, | |
740 | .mask = BD718XX_BUCK_SEL, | |
741 | .val = BD718XX_BUCK_SEL, | |
742 | }, | |
743 | }, | |
744 | { | |
745 | .desc = { | |
746 | .name = "buck3", | |
747 | .of_match = of_match_ptr("BUCK3"), | |
748 | .regulators_node = of_match_ptr("regulators"), | |
749 | .id = BD718XX_BUCK3, | |
750 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
751 | .type = REGULATOR_VOLTAGE, | |
752 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
753 | .linear_ranges = bd718xx_dvs_buck_volts, | |
754 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
755 | .vsel_reg = BD71837_REG_BUCK3_VOLT_RUN, | |
756 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
757 | .enable_reg = BD71837_REG_BUCK3_CTRL, | |
758 | .enable_mask = BD718XX_BUCK_EN, | |
759 | .owner = THIS_MODULE, | |
21b72156 MV |
760 | .of_parse_cb = buck_set_hw_dvs_levels, |
761 | }, | |
762 | .dvs = { | |
763 | .level_map = ROHM_DVS_LEVEL_RUN, | |
764 | .run_reg = BD71837_REG_BUCK3_VOLT_RUN, | |
765 | .run_mask = DVS_BUCK_RUN_MASK, | |
494edd26 MV |
766 | }, |
767 | .init = { | |
768 | .reg = BD71837_REG_BUCK3_CTRL, | |
769 | .mask = BD718XX_BUCK_SEL, | |
770 | .val = BD718XX_BUCK_SEL, | |
771 | }, | |
772 | }, | |
773 | { | |
774 | .desc = { | |
775 | .name = "buck4", | |
776 | .of_match = of_match_ptr("BUCK4"), | |
777 | .regulators_node = of_match_ptr("regulators"), | |
778 | .id = BD718XX_BUCK4, | |
779 | .ops = &bd718xx_dvs_buck_regulator_ops, | |
780 | .type = REGULATOR_VOLTAGE, | |
781 | .n_voltages = BD718XX_DVS_BUCK_VOLTAGE_NUM, | |
782 | .linear_ranges = bd718xx_dvs_buck_volts, | |
783 | .n_linear_ranges = ARRAY_SIZE(bd718xx_dvs_buck_volts), | |
784 | .vsel_reg = BD71837_REG_BUCK4_VOLT_RUN, | |
785 | .vsel_mask = DVS_BUCK_RUN_MASK, | |
786 | .enable_reg = BD71837_REG_BUCK4_CTRL, | |
787 | .enable_mask = BD718XX_BUCK_EN, | |
788 | .owner = THIS_MODULE, | |
21b72156 MV |
789 | .of_parse_cb = buck_set_hw_dvs_levels, |
790 | }, | |
791 | .dvs = { | |
792 | .level_map = ROHM_DVS_LEVEL_RUN, | |
793 | .run_reg = BD71837_REG_BUCK4_VOLT_RUN, | |
794 | .run_mask = DVS_BUCK_RUN_MASK, | |
494edd26 MV |
795 | }, |
796 | .init = { | |
797 | .reg = BD71837_REG_BUCK4_CTRL, | |
798 | .mask = BD718XX_BUCK_SEL, | |
799 | .val = BD718XX_BUCK_SEL, | |
800 | }, | |
ba08799e MV |
801 | }, |
802 | { | |
494edd26 MV |
803 | .desc = { |
804 | .name = "buck5", | |
805 | .of_match = of_match_ptr("BUCK5"), | |
806 | .regulators_node = of_match_ptr("regulators"), | |
807 | .id = BD718XX_BUCK5, | |
a4bfc2c2 | 808 | .ops = &bd718xx_pickable_range_buck_ops, |
494edd26 | 809 | .type = REGULATOR_VOLTAGE, |
a4bfc2c2 MV |
810 | .n_voltages = BD71837_BUCK5_VOLTAGE_NUM, |
811 | .linear_ranges = bd71837_buck5_volts, | |
494edd26 | 812 | .n_linear_ranges = |
a4bfc2c2 | 813 | ARRAY_SIZE(bd71837_buck5_volts), |
494edd26 | 814 | .vsel_reg = BD718XX_REG_1ST_NODVS_BUCK_VOLT, |
a4bfc2c2 MV |
815 | .vsel_mask = BD71837_BUCK5_MASK, |
816 | .vsel_range_reg = BD718XX_REG_1ST_NODVS_BUCK_VOLT, | |
817 | .vsel_range_mask = BD71837_BUCK5_RANGE_MASK, | |
818 | .linear_range_selectors = bd71837_buck5_volt_range_sel, | |
494edd26 MV |
819 | .enable_reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL, |
820 | .enable_mask = BD718XX_BUCK_EN, | |
821 | .owner = THIS_MODULE, | |
822 | }, | |
823 | .init = { | |
824 | .reg = BD718XX_REG_1ST_NODVS_BUCK_CTRL, | |
825 | .mask = BD718XX_BUCK_SEL, | |
826 | .val = BD718XX_BUCK_SEL, | |
827 | }, | |
ba08799e MV |
828 | }, |
829 | { | |
494edd26 MV |
830 | .desc = { |
831 | .name = "buck6", | |
832 | .of_match = of_match_ptr("BUCK6"), | |
833 | .regulators_node = of_match_ptr("regulators"), | |
834 | .id = BD718XX_BUCK6, | |
835 | .ops = &bd718xx_buck_regulator_ops, | |
836 | .type = REGULATOR_VOLTAGE, | |
837 | .n_voltages = BD71837_BUCK6_VOLTAGE_NUM, | |
a4bfc2c2 | 838 | .linear_ranges = bd71837_buck6_volts, |
494edd26 | 839 | .n_linear_ranges = |
a4bfc2c2 | 840 | ARRAY_SIZE(bd71837_buck6_volts), |
494edd26 MV |
841 | .vsel_reg = BD718XX_REG_2ND_NODVS_BUCK_VOLT, |
842 | .vsel_mask = BD71837_BUCK6_MASK, | |
843 | .enable_reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL, | |
844 | .enable_mask = BD718XX_BUCK_EN, | |
845 | .owner = THIS_MODULE, | |
846 | }, | |
847 | .init = { | |
848 | .reg = BD718XX_REG_2ND_NODVS_BUCK_CTRL, | |
849 | .mask = BD718XX_BUCK_SEL, | |
850 | .val = BD718XX_BUCK_SEL, | |
851 | }, | |
ba08799e MV |
852 | }, |
853 | { | |
494edd26 MV |
854 | .desc = { |
855 | .name = "buck7", | |
856 | .of_match = of_match_ptr("BUCK7"), | |
857 | .regulators_node = of_match_ptr("regulators"), | |
858 | .id = BD718XX_BUCK7, | |
859 | .ops = &bd718xx_buck_regulator_nolinear_ops, | |
860 | .type = REGULATOR_VOLTAGE, | |
861 | .volt_table = &bd718xx_3rd_nodvs_buck_volts[0], | |
862 | .n_voltages = ARRAY_SIZE(bd718xx_3rd_nodvs_buck_volts), | |
863 | .vsel_reg = BD718XX_REG_3RD_NODVS_BUCK_VOLT, | |
864 | .vsel_mask = BD718XX_3RD_NODVS_BUCK_MASK, | |
865 | .enable_reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL, | |
866 | .enable_mask = BD718XX_BUCK_EN, | |
867 | .owner = THIS_MODULE, | |
868 | }, | |
869 | .init = { | |
870 | .reg = BD718XX_REG_3RD_NODVS_BUCK_CTRL, | |
871 | .mask = BD718XX_BUCK_SEL, | |
872 | .val = BD718XX_BUCK_SEL, | |
873 | }, | |
ba08799e MV |
874 | }, |
875 | { | |
494edd26 MV |
876 | .desc = { |
877 | .name = "buck8", | |
878 | .of_match = of_match_ptr("BUCK8"), | |
879 | .regulators_node = of_match_ptr("regulators"), | |
880 | .id = BD718XX_BUCK8, | |
881 | .ops = &bd718xx_buck_regulator_ops, | |
882 | .type = REGULATOR_VOLTAGE, | |
dd2be639 | 883 | .n_voltages = BD718XX_4TH_NODVS_BUCK_VOLTAGE_NUM, |
494edd26 MV |
884 | .linear_ranges = bd718xx_4th_nodvs_buck_volts, |
885 | .n_linear_ranges = | |
886 | ARRAY_SIZE(bd718xx_4th_nodvs_buck_volts), | |
887 | .vsel_reg = BD718XX_REG_4TH_NODVS_BUCK_VOLT, | |
888 | .vsel_mask = BD718XX_4TH_NODVS_BUCK_MASK, | |
889 | .enable_reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL, | |
890 | .enable_mask = BD718XX_BUCK_EN, | |
891 | .owner = THIS_MODULE, | |
892 | }, | |
893 | .init = { | |
894 | .reg = BD718XX_REG_4TH_NODVS_BUCK_CTRL, | |
895 | .mask = BD718XX_BUCK_SEL, | |
896 | .val = BD718XX_BUCK_SEL, | |
897 | }, | |
898 | }, | |
899 | { | |
900 | .desc = { | |
901 | .name = "ldo1", | |
902 | .of_match = of_match_ptr("LDO1"), | |
903 | .regulators_node = of_match_ptr("regulators"), | |
904 | .id = BD718XX_LDO1, | |
a4bfc2c2 | 905 | .ops = &bd718xx_pickable_range_ldo_ops, |
494edd26 MV |
906 | .type = REGULATOR_VOLTAGE, |
907 | .n_voltages = BD718XX_LDO1_VOLTAGE_NUM, | |
908 | .linear_ranges = bd718xx_ldo1_volts, | |
909 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo1_volts), | |
910 | .vsel_reg = BD718XX_REG_LDO1_VOLT, | |
911 | .vsel_mask = BD718XX_LDO1_MASK, | |
a4bfc2c2 MV |
912 | .vsel_range_reg = BD718XX_REG_LDO1_VOLT, |
913 | .vsel_range_mask = BD718XX_LDO1_RANGE_MASK, | |
914 | .linear_range_selectors = bd718xx_ldo1_volt_range_sel, | |
494edd26 MV |
915 | .enable_reg = BD718XX_REG_LDO1_VOLT, |
916 | .enable_mask = BD718XX_LDO_EN, | |
917 | .owner = THIS_MODULE, | |
918 | }, | |
919 | .init = { | |
920 | .reg = BD718XX_REG_LDO1_VOLT, | |
921 | .mask = BD718XX_LDO_SEL, | |
922 | .val = BD718XX_LDO_SEL, | |
923 | }, | |
924 | }, | |
925 | { | |
926 | .desc = { | |
927 | .name = "ldo2", | |
928 | .of_match = of_match_ptr("LDO2"), | |
929 | .regulators_node = of_match_ptr("regulators"), | |
930 | .id = BD718XX_LDO2, | |
931 | .ops = &bd718xx_ldo_regulator_nolinear_ops, | |
932 | .type = REGULATOR_VOLTAGE, | |
933 | .volt_table = &ldo_2_volts[0], | |
934 | .vsel_reg = BD718XX_REG_LDO2_VOLT, | |
935 | .vsel_mask = BD718XX_LDO2_MASK, | |
936 | .n_voltages = ARRAY_SIZE(ldo_2_volts), | |
937 | .enable_reg = BD718XX_REG_LDO2_VOLT, | |
938 | .enable_mask = BD718XX_LDO_EN, | |
939 | .owner = THIS_MODULE, | |
940 | }, | |
941 | .init = { | |
942 | .reg = BD718XX_REG_LDO2_VOLT, | |
943 | .mask = BD718XX_LDO_SEL, | |
944 | .val = BD718XX_LDO_SEL, | |
945 | }, | |
946 | }, | |
947 | { | |
948 | .desc = { | |
949 | .name = "ldo3", | |
950 | .of_match = of_match_ptr("LDO3"), | |
951 | .regulators_node = of_match_ptr("regulators"), | |
952 | .id = BD718XX_LDO3, | |
953 | .ops = &bd718xx_ldo_regulator_ops, | |
954 | .type = REGULATOR_VOLTAGE, | |
955 | .n_voltages = BD718XX_LDO3_VOLTAGE_NUM, | |
956 | .linear_ranges = bd718xx_ldo3_volts, | |
957 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo3_volts), | |
958 | .vsel_reg = BD718XX_REG_LDO3_VOLT, | |
959 | .vsel_mask = BD718XX_LDO3_MASK, | |
960 | .enable_reg = BD718XX_REG_LDO3_VOLT, | |
961 | .enable_mask = BD718XX_LDO_EN, | |
962 | .owner = THIS_MODULE, | |
963 | }, | |
964 | .init = { | |
965 | .reg = BD718XX_REG_LDO3_VOLT, | |
966 | .mask = BD718XX_LDO_SEL, | |
967 | .val = BD718XX_LDO_SEL, | |
968 | }, | |
969 | }, | |
970 | { | |
971 | .desc = { | |
972 | .name = "ldo4", | |
973 | .of_match = of_match_ptr("LDO4"), | |
974 | .regulators_node = of_match_ptr("regulators"), | |
975 | .id = BD718XX_LDO4, | |
976 | .ops = &bd718xx_ldo_regulator_ops, | |
977 | .type = REGULATOR_VOLTAGE, | |
978 | .n_voltages = BD718XX_LDO4_VOLTAGE_NUM, | |
979 | .linear_ranges = bd718xx_ldo4_volts, | |
980 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo4_volts), | |
981 | .vsel_reg = BD718XX_REG_LDO4_VOLT, | |
982 | .vsel_mask = BD718XX_LDO4_MASK, | |
983 | .enable_reg = BD718XX_REG_LDO4_VOLT, | |
984 | .enable_mask = BD718XX_LDO_EN, | |
985 | .owner = THIS_MODULE, | |
986 | }, | |
987 | .init = { | |
988 | .reg = BD718XX_REG_LDO4_VOLT, | |
989 | .mask = BD718XX_LDO_SEL, | |
990 | .val = BD718XX_LDO_SEL, | |
991 | }, | |
992 | }, | |
993 | { | |
994 | .desc = { | |
995 | .name = "ldo5", | |
996 | .of_match = of_match_ptr("LDO5"), | |
997 | .regulators_node = of_match_ptr("regulators"), | |
998 | .id = BD718XX_LDO5, | |
999 | .ops = &bd718xx_ldo_regulator_ops, | |
1000 | .type = REGULATOR_VOLTAGE, | |
a4bfc2c2 MV |
1001 | .n_voltages = BD71837_LDO5_VOLTAGE_NUM, |
1002 | .linear_ranges = bd71837_ldo5_volts, | |
1003 | .n_linear_ranges = ARRAY_SIZE(bd71837_ldo5_volts), | |
494edd26 MV |
1004 | /* LDO5 is supplied by buck6 */ |
1005 | .supply_name = "buck6", | |
1006 | .vsel_reg = BD718XX_REG_LDO5_VOLT, | |
1007 | .vsel_mask = BD71837_LDO5_MASK, | |
1008 | .enable_reg = BD718XX_REG_LDO5_VOLT, | |
1009 | .enable_mask = BD718XX_LDO_EN, | |
1010 | .owner = THIS_MODULE, | |
1011 | }, | |
1012 | .init = { | |
1013 | .reg = BD718XX_REG_LDO5_VOLT, | |
1014 | .mask = BD718XX_LDO_SEL, | |
1015 | .val = BD718XX_LDO_SEL, | |
1016 | }, | |
1017 | .additional_inits = bd71837_ldo5_inits, | |
1018 | .additional_init_amnt = ARRAY_SIZE(bd71837_ldo5_inits), | |
1019 | }, | |
1020 | { | |
1021 | .desc = { | |
1022 | .name = "ldo6", | |
1023 | .of_match = of_match_ptr("LDO6"), | |
1024 | .regulators_node = of_match_ptr("regulators"), | |
1025 | .id = BD718XX_LDO6, | |
1026 | .ops = &bd718xx_ldo_regulator_ops, | |
1027 | .type = REGULATOR_VOLTAGE, | |
1028 | .n_voltages = BD718XX_LDO6_VOLTAGE_NUM, | |
1029 | .linear_ranges = bd718xx_ldo6_volts, | |
1030 | .n_linear_ranges = ARRAY_SIZE(bd718xx_ldo6_volts), | |
1031 | /* LDO6 is supplied by buck7 */ | |
1032 | .supply_name = "buck7", | |
1033 | .vsel_reg = BD718XX_REG_LDO6_VOLT, | |
1034 | .vsel_mask = BD718XX_LDO6_MASK, | |
1035 | .enable_reg = BD718XX_REG_LDO6_VOLT, | |
1036 | .enable_mask = BD718XX_LDO_EN, | |
1037 | .owner = THIS_MODULE, | |
1038 | }, | |
1039 | .init = { | |
1040 | .reg = BD718XX_REG_LDO6_VOLT, | |
1041 | .mask = BD718XX_LDO_SEL, | |
1042 | .val = BD718XX_LDO_SEL, | |
1043 | }, | |
1044 | .additional_inits = bd71837_ldo6_inits, | |
1045 | .additional_init_amnt = ARRAY_SIZE(bd71837_ldo6_inits), | |
1046 | }, | |
1047 | { | |
1048 | .desc = { | |
1049 | .name = "ldo7", | |
1050 | .of_match = of_match_ptr("LDO7"), | |
1051 | .regulators_node = of_match_ptr("regulators"), | |
1052 | .id = BD718XX_LDO7, | |
1053 | .ops = &bd718xx_ldo_regulator_ops, | |
1054 | .type = REGULATOR_VOLTAGE, | |
1055 | .n_voltages = BD71837_LDO7_VOLTAGE_NUM, | |
1056 | .linear_ranges = bd71837_ldo7_volts, | |
1057 | .n_linear_ranges = ARRAY_SIZE(bd71837_ldo7_volts), | |
1058 | .vsel_reg = BD71837_REG_LDO7_VOLT, | |
1059 | .vsel_mask = BD71837_LDO7_MASK, | |
1060 | .enable_reg = BD71837_REG_LDO7_VOLT, | |
1061 | .enable_mask = BD718XX_LDO_EN, | |
1062 | .owner = THIS_MODULE, | |
1063 | }, | |
1064 | .init = { | |
1065 | .reg = BD71837_REG_LDO7_VOLT, | |
1066 | .mask = BD718XX_LDO_SEL, | |
1067 | .val = BD718XX_LDO_SEL, | |
1068 | }, | |
ba08799e MV |
1069 | }, |
1070 | }; | |
1071 | ||
dd2be639 | 1072 | static int bd718xx_probe(struct platform_device *pdev) |
ba08799e | 1073 | { |
bcb047eb | 1074 | struct bd718xx *mfd; |
ba08799e | 1075 | struct regulator_config config = { 0 }; |
494edd26 | 1076 | int i, j, err; |
049369d4 | 1077 | bool use_snvs; |
b389ceae AL |
1078 | const struct bd718xx_regulator_data *reg_data; |
1079 | unsigned int num_reg_data; | |
1b1c26b2 | 1080 | enum rohm_chip_type chip = platform_get_device_id(pdev)->driver_data; |
ba08799e | 1081 | |
bcb047eb AL |
1082 | mfd = dev_get_drvdata(pdev->dev.parent); |
1083 | if (!mfd) { | |
ba08799e MV |
1084 | dev_err(&pdev->dev, "No MFD driver data\n"); |
1085 | err = -EINVAL; | |
1086 | goto err; | |
1087 | } | |
bcb047eb | 1088 | |
af32f3a4 | 1089 | switch (chip) { |
b389ceae AL |
1090 | case ROHM_CHIP_TYPE_BD71837: |
1091 | reg_data = bd71837_regulators; | |
1092 | num_reg_data = ARRAY_SIZE(bd71837_regulators); | |
1093 | break; | |
1094 | case ROHM_CHIP_TYPE_BD71847: | |
1095 | reg_data = bd71847_regulators; | |
1096 | num_reg_data = ARRAY_SIZE(bd71847_regulators); | |
1097 | break; | |
1098 | default: | |
494edd26 MV |
1099 | dev_err(&pdev->dev, "Unsupported chip type\n"); |
1100 | err = -EINVAL; | |
1101 | goto err; | |
1102 | } | |
1103 | ||
ba08799e | 1104 | /* Register LOCK release */ |
2a6a7aac | 1105 | err = regmap_update_bits(mfd->chip.regmap, BD718XX_REG_REGLOCK, |
ba08799e MV |
1106 | (REGLOCK_PWRSEQ | REGLOCK_VREG), 0); |
1107 | if (err) { | |
bcb047eb | 1108 | dev_err(&pdev->dev, "Failed to unlock PMIC (%d)\n", err); |
ba08799e MV |
1109 | goto err; |
1110 | } else { | |
bcb047eb | 1111 | dev_dbg(&pdev->dev, "Unlocked lock register 0x%x\n", |
494edd26 | 1112 | BD718XX_REG_REGLOCK); |
823f18f8 MV |
1113 | } |
1114 | ||
049369d4 MV |
1115 | use_snvs = of_property_read_bool(pdev->dev.parent->of_node, |
1116 | "rohm,reset-snvs-powered"); | |
1117 | ||
1118 | /* | |
e770b18b MV |
1119 | * Change the next stage from poweroff to be READY instead of SNVS |
1120 | * for all reset types because OTP loading at READY will clear SEL | |
1121 | * bit allowing HW defaults for power rails to be used | |
1122 | */ | |
049369d4 | 1123 | if (!use_snvs) { |
2a6a7aac MV |
1124 | err = regmap_update_bits(mfd->chip.regmap, |
1125 | BD718XX_REG_TRANS_COND1, | |
049369d4 MV |
1126 | BD718XX_ON_REQ_POWEROFF_MASK | |
1127 | BD718XX_SWRESET_POWEROFF_MASK | | |
1128 | BD718XX_WDOG_POWEROFF_MASK | | |
1129 | BD718XX_KEY_L_POWEROFF_MASK, | |
1130 | BD718XX_POWOFF_TO_RDY); | |
1131 | if (err) { | |
1132 | dev_err(&pdev->dev, "Failed to change reset target\n"); | |
1133 | goto err; | |
1134 | } else { | |
1135 | dev_dbg(&pdev->dev, | |
1136 | "Changed all resets from SVNS to READY\n"); | |
1137 | } | |
e770b18b MV |
1138 | } |
1139 | ||
b389ceae | 1140 | for (i = 0; i < num_reg_data; i++) { |
ba08799e | 1141 | |
494edd26 | 1142 | const struct regulator_desc *desc; |
ba08799e | 1143 | struct regulator_dev *rdev; |
494edd26 | 1144 | const struct bd718xx_regulator_data *r; |
ba08799e | 1145 | |
b389ceae | 1146 | r = ®_data[i]; |
494edd26 | 1147 | desc = &r->desc; |
ba08799e | 1148 | |
ba08799e | 1149 | config.dev = pdev->dev.parent; |
2a6a7aac | 1150 | config.regmap = mfd->chip.regmap; |
ba08799e MV |
1151 | |
1152 | rdev = devm_regulator_register(&pdev->dev, desc, &config); | |
1153 | if (IS_ERR(rdev)) { | |
bcb047eb | 1154 | dev_err(&pdev->dev, |
ba08799e MV |
1155 | "failed to register %s regulator\n", |
1156 | desc->name); | |
1157 | err = PTR_ERR(rdev); | |
1158 | goto err; | |
1159 | } | |
049369d4 MV |
1160 | |
1161 | /* | |
1162 | * Regulator register gets the regulator constraints and | |
ba08799e MV |
1163 | * applies them (set_machine_constraints). This should have |
1164 | * turned the control register(s) to correct values and we | |
1165 | * can now switch the control from PMIC state machine to the | |
1166 | * register interface | |
049369d4 MV |
1167 | * |
1168 | * At poweroff transition PMIC HW disables EN bit for | |
1169 | * regulators but leaves SEL bit untouched. So if state | |
1170 | * transition from POWEROFF is done to SNVS - then all power | |
1171 | * rails controlled by SW (having SEL bit set) stay disabled | |
1172 | * as EN is cleared. This will result boot failure if any | |
1173 | * crucial systems are powered by these rails. We don't | |
1174 | * enable SW control for crucial regulators if snvs state is | |
1175 | * used | |
ba08799e | 1176 | */ |
049369d4 MV |
1177 | if (!use_snvs || !rdev->constraints->always_on || |
1178 | !rdev->constraints->boot_on) { | |
2a6a7aac | 1179 | err = regmap_update_bits(mfd->chip.regmap, r->init.reg, |
049369d4 MV |
1180 | r->init.mask, r->init.val); |
1181 | if (err) { | |
1182 | dev_err(&pdev->dev, | |
1183 | "Failed to take control for (%s)\n", | |
1184 | desc->name); | |
1185 | goto err; | |
1186 | } | |
ba08799e | 1187 | } |
494edd26 | 1188 | for (j = 0; j < r->additional_init_amnt; j++) { |
2a6a7aac | 1189 | err = regmap_update_bits(mfd->chip.regmap, |
494edd26 MV |
1190 | r->additional_inits[j].reg, |
1191 | r->additional_inits[j].mask, | |
1192 | r->additional_inits[j].val); | |
1193 | if (err) { | |
bcb047eb | 1194 | dev_err(&pdev->dev, |
494edd26 MV |
1195 | "Buck (%s) initialization failed\n", |
1196 | desc->name); | |
1197 | goto err; | |
1198 | } | |
1199 | } | |
ba08799e MV |
1200 | } |
1201 | ||
ba08799e MV |
1202 | err: |
1203 | return err; | |
1204 | } | |
1205 | ||
1b1c26b2 MV |
1206 | static const struct platform_device_id bd718x7_pmic_id[] = { |
1207 | { "bd71837-pmic", ROHM_CHIP_TYPE_BD71837 }, | |
1208 | { "bd71847-pmic", ROHM_CHIP_TYPE_BD71847 }, | |
1209 | { }, | |
1210 | }; | |
1211 | MODULE_DEVICE_TABLE(platform, bd718x7_pmic_id); | |
1212 | ||
dd2be639 | 1213 | static struct platform_driver bd718xx_regulator = { |
ba08799e | 1214 | .driver = { |
494edd26 | 1215 | .name = "bd718xx-pmic", |
ba08799e | 1216 | }, |
dd2be639 | 1217 | .probe = bd718xx_probe, |
1b1c26b2 | 1218 | .id_table = bd718x7_pmic_id, |
ba08799e MV |
1219 | }; |
1220 | ||
dd2be639 | 1221 | module_platform_driver(bd718xx_regulator); |
ba08799e MV |
1222 | |
1223 | MODULE_AUTHOR("Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>"); | |
dd2be639 | 1224 | MODULE_DESCRIPTION("BD71837/BD71847 voltage regulator driver"); |
ba08799e | 1225 | MODULE_LICENSE("GPL"); |
95bddd8b | 1226 | MODULE_ALIAS("platform:bd718xx-pmic"); |