Loading...
Note: File does not exist in v3.1.
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Regulator driver for Rockchip RK805/RK808/RK818
4 *
5 * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
6 *
7 * Author: Chris Zhong <zyw@rock-chips.com>
8 * Author: Zhang Qing <zhangqing@rock-chips.com>
9 *
10 * Copyright (C) 2016 PHYTEC Messtechnik GmbH
11 *
12 * Author: Wadim Egorov <w.egorov@phytec.de>
13 */
14
15#include <linux/delay.h>
16#include <linux/gpio.h>
17#include <linux/module.h>
18#include <linux/of_device.h>
19#include <linux/of_gpio.h>
20#include <linux/mfd/rk808.h>
21#include <linux/regulator/driver.h>
22#include <linux/regulator/of_regulator.h>
23#include <linux/gpio/consumer.h>
24
25/* Field Definitions */
26#define RK808_BUCK_VSEL_MASK 0x3f
27#define RK808_BUCK4_VSEL_MASK 0xf
28#define RK808_LDO_VSEL_MASK 0x1f
29
30#define RK809_BUCK5_VSEL_MASK 0x7
31
32#define RK817_LDO_VSEL_MASK 0x7f
33#define RK817_BOOST_VSEL_MASK 0x7
34#define RK817_BUCK_VSEL_MASK 0x7f
35
36#define RK818_BUCK_VSEL_MASK 0x3f
37#define RK818_BUCK4_VSEL_MASK 0x1f
38#define RK818_LDO_VSEL_MASK 0x1f
39#define RK818_LDO3_ON_VSEL_MASK 0xf
40#define RK818_BOOST_ON_VSEL_MASK 0xe0
41
42/* Ramp rate definitions for buck1 / buck2 only */
43#define RK808_RAMP_RATE_OFFSET 3
44#define RK808_RAMP_RATE_MASK (3 << RK808_RAMP_RATE_OFFSET)
45#define RK808_RAMP_RATE_2MV_PER_US (0 << RK808_RAMP_RATE_OFFSET)
46#define RK808_RAMP_RATE_4MV_PER_US (1 << RK808_RAMP_RATE_OFFSET)
47#define RK808_RAMP_RATE_6MV_PER_US (2 << RK808_RAMP_RATE_OFFSET)
48#define RK808_RAMP_RATE_10MV_PER_US (3 << RK808_RAMP_RATE_OFFSET)
49
50#define RK808_DVS2_POL BIT(2)
51#define RK808_DVS1_POL BIT(1)
52
53/* Offset from XXX_ON_VSEL to XXX_SLP_VSEL */
54#define RK808_SLP_REG_OFFSET 1
55
56/* Offset from XXX_ON_VSEL to XXX_DVS_VSEL */
57#define RK808_DVS_REG_OFFSET 2
58
59/* Offset from XXX_EN_REG to SLEEP_SET_OFF_XXX */
60#define RK808_SLP_SET_OFF_REG_OFFSET 2
61
62/* max steps for increase voltage of Buck1/2, equal 100mv*/
63#define MAX_STEPS_ONE_TIME 8
64
65#define ENABLE_MASK(id) (BIT(id) | BIT(4 + (id)))
66#define DISABLE_VAL(id) (BIT(4 + (id)))
67
68#define RK817_BOOST_DESC(_id, _match, _supply, _min, _max, _step, _vreg,\
69 _vmask, _ereg, _emask, _enval, _disval, _etime, m_drop) \
70 { \
71 .name = (_match), \
72 .supply_name = (_supply), \
73 .of_match = of_match_ptr(_match), \
74 .regulators_node = of_match_ptr("regulators"), \
75 .type = REGULATOR_VOLTAGE, \
76 .id = (_id), \
77 .n_voltages = (((_max) - (_min)) / (_step) + 1), \
78 .owner = THIS_MODULE, \
79 .min_uV = (_min) * 1000, \
80 .uV_step = (_step) * 1000, \
81 .vsel_reg = (_vreg), \
82 .vsel_mask = (_vmask), \
83 .enable_reg = (_ereg), \
84 .enable_mask = (_emask), \
85 .enable_val = (_enval), \
86 .disable_val = (_disval), \
87 .enable_time = (_etime), \
88 .min_dropout_uV = (m_drop) * 1000, \
89 .ops = &rk817_boost_ops, \
90 }
91
92#define RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
93 _vmask, _ereg, _emask, _enval, _disval, _etime, _ops) \
94 { \
95 .name = (_match), \
96 .supply_name = (_supply), \
97 .of_match = of_match_ptr(_match), \
98 .regulators_node = of_match_ptr("regulators"), \
99 .type = REGULATOR_VOLTAGE, \
100 .id = (_id), \
101 .n_voltages = (((_max) - (_min)) / (_step) + 1), \
102 .owner = THIS_MODULE, \
103 .min_uV = (_min) * 1000, \
104 .uV_step = (_step) * 1000, \
105 .vsel_reg = (_vreg), \
106 .vsel_mask = (_vmask), \
107 .enable_reg = (_ereg), \
108 .enable_mask = (_emask), \
109 .enable_val = (_enval), \
110 .disable_val = (_disval), \
111 .enable_time = (_etime), \
112 .ops = _ops, \
113 }
114
115#define RK805_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \
116 _vmask, _ereg, _emask, _etime) \
117 RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
118 _vmask, _ereg, _emask, 0, 0, _etime, &rk805_reg_ops)
119
120#define RK8XX_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \
121 _vmask, _ereg, _emask, _etime) \
122 RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
123 _vmask, _ereg, _emask, 0, 0, _etime, &rk808_reg_ops)
124
125#define RK817_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \
126 _vmask, _ereg, _emask, _disval, _etime) \
127 RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
128 _vmask, _ereg, _emask, _emask, _disval, _etime, &rk817_reg_ops)
129
130#define RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \
131 _enval, _disval, _ops) \
132 { \
133 .name = (_match), \
134 .supply_name = (_supply), \
135 .of_match = of_match_ptr(_match), \
136 .regulators_node = of_match_ptr("regulators"), \
137 .type = REGULATOR_VOLTAGE, \
138 .id = (_id), \
139 .enable_reg = (_ereg), \
140 .enable_mask = (_emask), \
141 .enable_val = (_enval), \
142 .disable_val = (_disval), \
143 .owner = THIS_MODULE, \
144 .ops = _ops \
145 }
146
147#define RK817_DESC_SWITCH(_id, _match, _supply, _ereg, _emask, \
148 _disval) \
149 RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \
150 _emask, _disval, &rk817_switch_ops)
151
152#define RK8XX_DESC_SWITCH(_id, _match, _supply, _ereg, _emask) \
153 RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \
154 0, 0, &rk808_switch_ops)
155
156struct rk808_regulator_data {
157 struct gpio_desc *dvs_gpio[2];
158};
159
160static const struct linear_range rk808_ldo3_voltage_ranges[] = {
161 REGULATOR_LINEAR_RANGE(800000, 0, 13, 100000),
162 REGULATOR_LINEAR_RANGE(2500000, 15, 15, 0),
163};
164
165#define RK809_BUCK5_SEL_CNT (8)
166
167static const struct linear_range rk809_buck5_voltage_ranges[] = {
168 REGULATOR_LINEAR_RANGE(1500000, 0, 0, 0),
169 REGULATOR_LINEAR_RANGE(1800000, 1, 3, 200000),
170 REGULATOR_LINEAR_RANGE(2800000, 4, 5, 200000),
171 REGULATOR_LINEAR_RANGE(3300000, 6, 7, 300000),
172};
173
174#define RK817_BUCK1_MIN0 500000
175#define RK817_BUCK1_MAX0 1500000
176
177#define RK817_BUCK1_MIN1 1600000
178#define RK817_BUCK1_MAX1 2400000
179
180#define RK817_BUCK3_MAX1 3400000
181
182#define RK817_BUCK1_STP0 12500
183#define RK817_BUCK1_STP1 100000
184
185#define RK817_BUCK1_SEL0 ((RK817_BUCK1_MAX0 - RK817_BUCK1_MIN0) /\
186 RK817_BUCK1_STP0)
187#define RK817_BUCK1_SEL1 ((RK817_BUCK1_MAX1 - RK817_BUCK1_MIN1) /\
188 RK817_BUCK1_STP1)
189
190#define RK817_BUCK3_SEL1 ((RK817_BUCK3_MAX1 - RK817_BUCK1_MIN1) /\
191 RK817_BUCK1_STP1)
192
193#define RK817_BUCK1_SEL_CNT (RK817_BUCK1_SEL0 + RK817_BUCK1_SEL1 + 1)
194#define RK817_BUCK3_SEL_CNT (RK817_BUCK1_SEL0 + RK817_BUCK3_SEL1 + 1)
195
196static const struct linear_range rk817_buck1_voltage_ranges[] = {
197 REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN0, 0,
198 RK817_BUCK1_SEL0, RK817_BUCK1_STP0),
199 REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN1, RK817_BUCK1_SEL0 + 1,
200 RK817_BUCK1_SEL_CNT, RK817_BUCK1_STP1),
201};
202
203static const struct linear_range rk817_buck3_voltage_ranges[] = {
204 REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN0, 0,
205 RK817_BUCK1_SEL0, RK817_BUCK1_STP0),
206 REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN1, RK817_BUCK1_SEL0 + 1,
207 RK817_BUCK3_SEL_CNT, RK817_BUCK1_STP1),
208};
209
210static const unsigned int rk808_buck1_2_ramp_table[] = {
211 2000, 4000, 6000, 10000
212};
213
214/* RK817 RK809 */
215static const unsigned int rk817_buck1_4_ramp_table[] = {
216 3000, 6300, 12500, 25000
217};
218
219static int rk808_buck1_2_get_voltage_sel_regmap(struct regulator_dev *rdev)
220{
221 struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev);
222 int id = rdev_get_id(rdev);
223 struct gpio_desc *gpio = pdata->dvs_gpio[id];
224 unsigned int val;
225 int ret;
226
227 if (!gpio || gpiod_get_value(gpio) == 0)
228 return regulator_get_voltage_sel_regmap(rdev);
229
230 ret = regmap_read(rdev->regmap,
231 rdev->desc->vsel_reg + RK808_DVS_REG_OFFSET,
232 &val);
233 if (ret != 0)
234 return ret;
235
236 val &= rdev->desc->vsel_mask;
237 val >>= ffs(rdev->desc->vsel_mask) - 1;
238
239 return val;
240}
241
242static int rk808_buck1_2_i2c_set_voltage_sel(struct regulator_dev *rdev,
243 unsigned sel)
244{
245 int ret, delta_sel;
246 unsigned int old_sel, tmp, val, mask = rdev->desc->vsel_mask;
247
248 ret = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &val);
249 if (ret != 0)
250 return ret;
251
252 tmp = val & ~mask;
253 old_sel = val & mask;
254 old_sel >>= ffs(mask) - 1;
255 delta_sel = sel - old_sel;
256
257 /*
258 * If directly modify the register to change the voltage, we will face
259 * the risk of overshoot. Put it into a multi-step, can effectively
260 * avoid this problem, a step is 100mv here.
261 */
262 while (delta_sel > MAX_STEPS_ONE_TIME) {
263 old_sel += MAX_STEPS_ONE_TIME;
264 val = old_sel << (ffs(mask) - 1);
265 val |= tmp;
266
267 /*
268 * i2c is 400kHz (2.5us per bit) and we must transmit _at least_
269 * 3 bytes (24 bits) plus start and stop so 26 bits. So we've
270 * got more than 65 us between each voltage change and thus
271 * won't ramp faster than ~1500 uV / us.
272 */
273 ret = regmap_write(rdev->regmap, rdev->desc->vsel_reg, val);
274 delta_sel = sel - old_sel;
275 }
276
277 sel <<= ffs(mask) - 1;
278 val = tmp | sel;
279 ret = regmap_write(rdev->regmap, rdev->desc->vsel_reg, val);
280
281 /*
282 * When we change the voltage register directly, the ramp rate is about
283 * 100000uv/us, wait 1us to make sure the target voltage to be stable,
284 * so we needn't wait extra time after that.
285 */
286 udelay(1);
287
288 return ret;
289}
290
291static int rk808_buck1_2_set_voltage_sel(struct regulator_dev *rdev,
292 unsigned sel)
293{
294 struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev);
295 int id = rdev_get_id(rdev);
296 struct gpio_desc *gpio = pdata->dvs_gpio[id];
297 unsigned int reg = rdev->desc->vsel_reg;
298 unsigned old_sel;
299 int ret, gpio_level;
300
301 if (!gpio)
302 return rk808_buck1_2_i2c_set_voltage_sel(rdev, sel);
303
304 gpio_level = gpiod_get_value(gpio);
305 if (gpio_level == 0) {
306 reg += RK808_DVS_REG_OFFSET;
307 ret = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &old_sel);
308 } else {
309 ret = regmap_read(rdev->regmap,
310 reg + RK808_DVS_REG_OFFSET,
311 &old_sel);
312 }
313
314 if (ret != 0)
315 return ret;
316
317 sel <<= ffs(rdev->desc->vsel_mask) - 1;
318 sel |= old_sel & ~rdev->desc->vsel_mask;
319
320 ret = regmap_write(rdev->regmap, reg, sel);
321 if (ret)
322 return ret;
323
324 gpiod_set_value(gpio, !gpio_level);
325
326 return ret;
327}
328
329static int rk808_buck1_2_set_voltage_time_sel(struct regulator_dev *rdev,
330 unsigned int old_selector,
331 unsigned int new_selector)
332{
333 struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev);
334 int id = rdev_get_id(rdev);
335 struct gpio_desc *gpio = pdata->dvs_gpio[id];
336
337 /* if there is no dvs1/2 pin, we don't need wait extra time here. */
338 if (!gpio)
339 return 0;
340
341 return regulator_set_voltage_time_sel(rdev, old_selector, new_selector);
342}
343
344static int rk808_set_suspend_voltage(struct regulator_dev *rdev, int uv)
345{
346 unsigned int reg;
347 int sel = regulator_map_voltage_linear(rdev, uv, uv);
348
349 if (sel < 0)
350 return -EINVAL;
351
352 reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET;
353
354 return regmap_update_bits(rdev->regmap, reg,
355 rdev->desc->vsel_mask,
356 sel);
357}
358
359static int rk808_set_suspend_voltage_range(struct regulator_dev *rdev, int uv)
360{
361 unsigned int reg;
362 int sel = regulator_map_voltage_linear_range(rdev, uv, uv);
363
364 if (sel < 0)
365 return -EINVAL;
366
367 reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET;
368
369 return regmap_update_bits(rdev->regmap, reg,
370 rdev->desc->vsel_mask,
371 sel);
372}
373
374static int rk805_set_suspend_enable(struct regulator_dev *rdev)
375{
376 unsigned int reg;
377
378 reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET;
379
380 return regmap_update_bits(rdev->regmap, reg,
381 rdev->desc->enable_mask,
382 rdev->desc->enable_mask);
383}
384
385static int rk805_set_suspend_disable(struct regulator_dev *rdev)
386{
387 unsigned int reg;
388
389 reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET;
390
391 return regmap_update_bits(rdev->regmap, reg,
392 rdev->desc->enable_mask,
393 0);
394}
395
396static int rk808_set_suspend_enable(struct regulator_dev *rdev)
397{
398 unsigned int reg;
399
400 reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET;
401
402 return regmap_update_bits(rdev->regmap, reg,
403 rdev->desc->enable_mask,
404 0);
405}
406
407static int rk808_set_suspend_disable(struct regulator_dev *rdev)
408{
409 unsigned int reg;
410
411 reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET;
412
413 return regmap_update_bits(rdev->regmap, reg,
414 rdev->desc->enable_mask,
415 rdev->desc->enable_mask);
416}
417
418static int rk817_set_suspend_enable_ctrl(struct regulator_dev *rdev,
419 unsigned int en)
420{
421 unsigned int reg;
422 int id = rdev_get_id(rdev);
423 unsigned int id_slp, msk, val;
424
425 if (id >= RK817_ID_DCDC1 && id <= RK817_ID_DCDC4)
426 id_slp = id;
427 else if (id >= RK817_ID_LDO1 && id <= RK817_ID_LDO8)
428 id_slp = 8 + (id - RK817_ID_LDO1);
429 else if (id >= RK817_ID_LDO9 && id <= RK809_ID_SW2)
430 id_slp = 4 + (id - RK817_ID_LDO9);
431 else
432 return -EINVAL;
433
434 reg = RK817_POWER_SLP_EN_REG(id_slp / 8);
435
436 msk = BIT(id_slp % 8);
437 if (en)
438 val = msk;
439 else
440 val = 0;
441
442 return regmap_update_bits(rdev->regmap, reg, msk, val);
443}
444
445static int rk817_set_suspend_enable(struct regulator_dev *rdev)
446{
447 return rk817_set_suspend_enable_ctrl(rdev, 1);
448}
449
450static int rk817_set_suspend_disable(struct regulator_dev *rdev)
451{
452 return rk817_set_suspend_enable_ctrl(rdev, 0);
453}
454
455static int rk8xx_set_suspend_mode(struct regulator_dev *rdev, unsigned int mode)
456{
457 unsigned int reg;
458
459 reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET;
460
461 switch (mode) {
462 case REGULATOR_MODE_FAST:
463 return regmap_update_bits(rdev->regmap, reg,
464 PWM_MODE_MSK, FPWM_MODE);
465 case REGULATOR_MODE_NORMAL:
466 return regmap_update_bits(rdev->regmap, reg,
467 PWM_MODE_MSK, AUTO_PWM_MODE);
468 default:
469 dev_err(&rdev->dev, "do not support this mode\n");
470 return -EINVAL;
471 }
472
473 return 0;
474}
475
476static int rk8xx_set_mode(struct regulator_dev *rdev, unsigned int mode)
477{
478 switch (mode) {
479 case REGULATOR_MODE_FAST:
480 return regmap_update_bits(rdev->regmap, rdev->desc->vsel_reg,
481 PWM_MODE_MSK, FPWM_MODE);
482 case REGULATOR_MODE_NORMAL:
483 return regmap_update_bits(rdev->regmap, rdev->desc->vsel_reg,
484 PWM_MODE_MSK, AUTO_PWM_MODE);
485 default:
486 dev_err(&rdev->dev, "do not support this mode\n");
487 return -EINVAL;
488 }
489
490 return 0;
491}
492
493static unsigned int rk8xx_get_mode(struct regulator_dev *rdev)
494{
495 unsigned int val;
496 int err;
497
498 err = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &val);
499 if (err)
500 return err;
501
502 if (val & FPWM_MODE)
503 return REGULATOR_MODE_FAST;
504 else
505 return REGULATOR_MODE_NORMAL;
506}
507
508static int rk8xx_is_enabled_wmsk_regmap(struct regulator_dev *rdev)
509{
510 unsigned int val;
511 int ret;
512
513 ret = regmap_read(rdev->regmap, rdev->desc->enable_reg, &val);
514 if (ret != 0)
515 return ret;
516
517 /* add write mask bit */
518 val |= (rdev->desc->enable_mask & 0xf0);
519 val &= rdev->desc->enable_mask;
520
521 if (rdev->desc->enable_is_inverted) {
522 if (rdev->desc->enable_val)
523 return val != rdev->desc->enable_val;
524 return (val == 0);
525 }
526 if (rdev->desc->enable_val)
527 return val == rdev->desc->enable_val;
528 return val != 0;
529}
530
531static unsigned int rk8xx_regulator_of_map_mode(unsigned int mode)
532{
533 switch (mode) {
534 case 1:
535 return REGULATOR_MODE_FAST;
536 case 2:
537 return REGULATOR_MODE_NORMAL;
538 default:
539 return REGULATOR_MODE_INVALID;
540 }
541}
542
543static const struct regulator_ops rk805_reg_ops = {
544 .list_voltage = regulator_list_voltage_linear,
545 .map_voltage = regulator_map_voltage_linear,
546 .get_voltage_sel = regulator_get_voltage_sel_regmap,
547 .set_voltage_sel = regulator_set_voltage_sel_regmap,
548 .enable = regulator_enable_regmap,
549 .disable = regulator_disable_regmap,
550 .is_enabled = regulator_is_enabled_regmap,
551 .set_suspend_voltage = rk808_set_suspend_voltage,
552 .set_suspend_enable = rk805_set_suspend_enable,
553 .set_suspend_disable = rk805_set_suspend_disable,
554};
555
556static const struct regulator_ops rk805_switch_ops = {
557 .enable = regulator_enable_regmap,
558 .disable = regulator_disable_regmap,
559 .is_enabled = regulator_is_enabled_regmap,
560 .set_suspend_enable = rk805_set_suspend_enable,
561 .set_suspend_disable = rk805_set_suspend_disable,
562};
563
564static const struct regulator_ops rk808_buck1_2_ops = {
565 .list_voltage = regulator_list_voltage_linear,
566 .map_voltage = regulator_map_voltage_linear,
567 .get_voltage_sel = rk808_buck1_2_get_voltage_sel_regmap,
568 .set_voltage_sel = rk808_buck1_2_set_voltage_sel,
569 .set_voltage_time_sel = rk808_buck1_2_set_voltage_time_sel,
570 .enable = regulator_enable_regmap,
571 .disable = regulator_disable_regmap,
572 .is_enabled = regulator_is_enabled_regmap,
573 .set_ramp_delay = regulator_set_ramp_delay_regmap,
574 .set_suspend_voltage = rk808_set_suspend_voltage,
575 .set_suspend_enable = rk808_set_suspend_enable,
576 .set_suspend_disable = rk808_set_suspend_disable,
577};
578
579static const struct regulator_ops rk808_reg_ops = {
580 .list_voltage = regulator_list_voltage_linear,
581 .map_voltage = regulator_map_voltage_linear,
582 .get_voltage_sel = regulator_get_voltage_sel_regmap,
583 .set_voltage_sel = regulator_set_voltage_sel_regmap,
584 .enable = regulator_enable_regmap,
585 .disable = regulator_disable_regmap,
586 .is_enabled = regulator_is_enabled_regmap,
587 .set_suspend_voltage = rk808_set_suspend_voltage,
588 .set_suspend_enable = rk808_set_suspend_enable,
589 .set_suspend_disable = rk808_set_suspend_disable,
590};
591
592static const struct regulator_ops rk808_reg_ops_ranges = {
593 .list_voltage = regulator_list_voltage_linear_range,
594 .map_voltage = regulator_map_voltage_linear_range,
595 .get_voltage_sel = regulator_get_voltage_sel_regmap,
596 .set_voltage_sel = regulator_set_voltage_sel_regmap,
597 .enable = regulator_enable_regmap,
598 .disable = regulator_disable_regmap,
599 .is_enabled = regulator_is_enabled_regmap,
600 .set_suspend_voltage = rk808_set_suspend_voltage_range,
601 .set_suspend_enable = rk808_set_suspend_enable,
602 .set_suspend_disable = rk808_set_suspend_disable,
603};
604
605static const struct regulator_ops rk808_switch_ops = {
606 .enable = regulator_enable_regmap,
607 .disable = regulator_disable_regmap,
608 .is_enabled = regulator_is_enabled_regmap,
609 .set_suspend_enable = rk808_set_suspend_enable,
610 .set_suspend_disable = rk808_set_suspend_disable,
611};
612
613static const struct linear_range rk805_buck_1_2_voltage_ranges[] = {
614 REGULATOR_LINEAR_RANGE(712500, 0, 59, 12500),
615 REGULATOR_LINEAR_RANGE(1800000, 60, 62, 200000),
616 REGULATOR_LINEAR_RANGE(2300000, 63, 63, 0),
617};
618
619static const struct regulator_ops rk809_buck5_ops_range = {
620 .list_voltage = regulator_list_voltage_linear_range,
621 .map_voltage = regulator_map_voltage_linear_range,
622 .get_voltage_sel = regulator_get_voltage_sel_regmap,
623 .set_voltage_sel = regulator_set_voltage_sel_regmap,
624 .set_voltage_time_sel = regulator_set_voltage_time_sel,
625 .enable = regulator_enable_regmap,
626 .disable = regulator_disable_regmap,
627 .is_enabled = rk8xx_is_enabled_wmsk_regmap,
628 .set_suspend_voltage = rk808_set_suspend_voltage_range,
629 .set_suspend_enable = rk817_set_suspend_enable,
630 .set_suspend_disable = rk817_set_suspend_disable,
631};
632
633static const struct regulator_ops rk817_reg_ops = {
634 .list_voltage = regulator_list_voltage_linear,
635 .map_voltage = regulator_map_voltage_linear,
636 .get_voltage_sel = regulator_get_voltage_sel_regmap,
637 .set_voltage_sel = regulator_set_voltage_sel_regmap,
638 .enable = regulator_enable_regmap,
639 .disable = regulator_disable_regmap,
640 .is_enabled = rk8xx_is_enabled_wmsk_regmap,
641 .set_suspend_voltage = rk808_set_suspend_voltage,
642 .set_suspend_enable = rk817_set_suspend_enable,
643 .set_suspend_disable = rk817_set_suspend_disable,
644};
645
646static const struct regulator_ops rk817_boost_ops = {
647 .list_voltage = regulator_list_voltage_linear,
648 .map_voltage = regulator_map_voltage_linear,
649 .get_voltage_sel = regulator_get_voltage_sel_regmap,
650 .set_voltage_sel = regulator_set_voltage_sel_regmap,
651 .enable = regulator_enable_regmap,
652 .disable = regulator_disable_regmap,
653 .is_enabled = rk8xx_is_enabled_wmsk_regmap,
654 .set_suspend_enable = rk817_set_suspend_enable,
655 .set_suspend_disable = rk817_set_suspend_disable,
656};
657
658static const struct regulator_ops rk817_buck_ops_range = {
659 .list_voltage = regulator_list_voltage_linear_range,
660 .map_voltage = regulator_map_voltage_linear_range,
661 .get_voltage_sel = regulator_get_voltage_sel_regmap,
662 .set_voltage_sel = regulator_set_voltage_sel_regmap,
663 .set_voltage_time_sel = regulator_set_voltage_time_sel,
664 .enable = regulator_enable_regmap,
665 .disable = regulator_disable_regmap,
666 .is_enabled = rk8xx_is_enabled_wmsk_regmap,
667 .set_mode = rk8xx_set_mode,
668 .get_mode = rk8xx_get_mode,
669 .set_suspend_mode = rk8xx_set_suspend_mode,
670 .set_ramp_delay = regulator_set_ramp_delay_regmap,
671 .set_suspend_voltage = rk808_set_suspend_voltage_range,
672 .set_suspend_enable = rk817_set_suspend_enable,
673 .set_suspend_disable = rk817_set_suspend_disable,
674};
675
676static const struct regulator_ops rk817_switch_ops = {
677 .enable = regulator_enable_regmap,
678 .disable = regulator_disable_regmap,
679 .is_enabled = rk8xx_is_enabled_wmsk_regmap,
680 .set_suspend_enable = rk817_set_suspend_enable,
681 .set_suspend_disable = rk817_set_suspend_disable,
682};
683
684static const struct regulator_desc rk805_reg[] = {
685 {
686 .name = "DCDC_REG1",
687 .supply_name = "vcc1",
688 .of_match = of_match_ptr("DCDC_REG1"),
689 .regulators_node = of_match_ptr("regulators"),
690 .id = RK805_ID_DCDC1,
691 .ops = &rk808_reg_ops_ranges,
692 .type = REGULATOR_VOLTAGE,
693 .n_voltages = 64,
694 .linear_ranges = rk805_buck_1_2_voltage_ranges,
695 .n_linear_ranges = ARRAY_SIZE(rk805_buck_1_2_voltage_ranges),
696 .vsel_reg = RK805_BUCK1_ON_VSEL_REG,
697 .vsel_mask = RK818_BUCK_VSEL_MASK,
698 .enable_reg = RK805_DCDC_EN_REG,
699 .enable_mask = BIT(0),
700 .owner = THIS_MODULE,
701 }, {
702 .name = "DCDC_REG2",
703 .supply_name = "vcc2",
704 .of_match = of_match_ptr("DCDC_REG2"),
705 .regulators_node = of_match_ptr("regulators"),
706 .id = RK805_ID_DCDC2,
707 .ops = &rk808_reg_ops_ranges,
708 .type = REGULATOR_VOLTAGE,
709 .n_voltages = 64,
710 .linear_ranges = rk805_buck_1_2_voltage_ranges,
711 .n_linear_ranges = ARRAY_SIZE(rk805_buck_1_2_voltage_ranges),
712 .vsel_reg = RK805_BUCK2_ON_VSEL_REG,
713 .vsel_mask = RK818_BUCK_VSEL_MASK,
714 .enable_reg = RK805_DCDC_EN_REG,
715 .enable_mask = BIT(1),
716 .owner = THIS_MODULE,
717 }, {
718 .name = "DCDC_REG3",
719 .supply_name = "vcc3",
720 .of_match = of_match_ptr("DCDC_REG3"),
721 .regulators_node = of_match_ptr("regulators"),
722 .id = RK805_ID_DCDC3,
723 .ops = &rk805_switch_ops,
724 .type = REGULATOR_VOLTAGE,
725 .n_voltages = 1,
726 .enable_reg = RK805_DCDC_EN_REG,
727 .enable_mask = BIT(2),
728 .owner = THIS_MODULE,
729 },
730
731 RK805_DESC(RK805_ID_DCDC4, "DCDC_REG4", "vcc4", 800, 3400, 100,
732 RK805_BUCK4_ON_VSEL_REG, RK818_BUCK4_VSEL_MASK,
733 RK805_DCDC_EN_REG, BIT(3), 0),
734
735 RK805_DESC(RK805_ID_LDO1, "LDO_REG1", "vcc5", 800, 3400, 100,
736 RK805_LDO1_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG,
737 BIT(0), 400),
738 RK805_DESC(RK805_ID_LDO2, "LDO_REG2", "vcc5", 800, 3400, 100,
739 RK805_LDO2_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG,
740 BIT(1), 400),
741 RK805_DESC(RK805_ID_LDO3, "LDO_REG3", "vcc6", 800, 3400, 100,
742 RK805_LDO3_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG,
743 BIT(2), 400),
744};
745
746static const struct regulator_desc rk808_reg[] = {
747 {
748 .name = "DCDC_REG1",
749 .supply_name = "vcc1",
750 .of_match = of_match_ptr("DCDC_REG1"),
751 .regulators_node = of_match_ptr("regulators"),
752 .id = RK808_ID_DCDC1,
753 .ops = &rk808_buck1_2_ops,
754 .type = REGULATOR_VOLTAGE,
755 .min_uV = 712500,
756 .uV_step = 12500,
757 .n_voltages = 64,
758 .vsel_reg = RK808_BUCK1_ON_VSEL_REG,
759 .vsel_mask = RK808_BUCK_VSEL_MASK,
760 .enable_reg = RK808_DCDC_EN_REG,
761 .enable_mask = BIT(0),
762 .ramp_reg = RK808_BUCK1_CONFIG_REG,
763 .ramp_mask = RK808_RAMP_RATE_MASK,
764 .ramp_delay_table = rk808_buck1_2_ramp_table,
765 .n_ramp_values = ARRAY_SIZE(rk808_buck1_2_ramp_table),
766 .owner = THIS_MODULE,
767 }, {
768 .name = "DCDC_REG2",
769 .supply_name = "vcc2",
770 .of_match = of_match_ptr("DCDC_REG2"),
771 .regulators_node = of_match_ptr("regulators"),
772 .id = RK808_ID_DCDC2,
773 .ops = &rk808_buck1_2_ops,
774 .type = REGULATOR_VOLTAGE,
775 .min_uV = 712500,
776 .uV_step = 12500,
777 .n_voltages = 64,
778 .vsel_reg = RK808_BUCK2_ON_VSEL_REG,
779 .vsel_mask = RK808_BUCK_VSEL_MASK,
780 .enable_reg = RK808_DCDC_EN_REG,
781 .enable_mask = BIT(1),
782 .ramp_reg = RK808_BUCK2_CONFIG_REG,
783 .ramp_mask = RK808_RAMP_RATE_MASK,
784 .ramp_delay_table = rk808_buck1_2_ramp_table,
785 .n_ramp_values = ARRAY_SIZE(rk808_buck1_2_ramp_table),
786 .owner = THIS_MODULE,
787 }, {
788 .name = "DCDC_REG3",
789 .supply_name = "vcc3",
790 .of_match = of_match_ptr("DCDC_REG3"),
791 .regulators_node = of_match_ptr("regulators"),
792 .id = RK808_ID_DCDC3,
793 .ops = &rk808_switch_ops,
794 .type = REGULATOR_VOLTAGE,
795 .n_voltages = 1,
796 .enable_reg = RK808_DCDC_EN_REG,
797 .enable_mask = BIT(2),
798 .owner = THIS_MODULE,
799 },
800 RK8XX_DESC(RK808_ID_DCDC4, "DCDC_REG4", "vcc4", 1800, 3300, 100,
801 RK808_BUCK4_ON_VSEL_REG, RK808_BUCK4_VSEL_MASK,
802 RK808_DCDC_EN_REG, BIT(3), 0),
803 RK8XX_DESC(RK808_ID_LDO1, "LDO_REG1", "vcc6", 1800, 3400, 100,
804 RK808_LDO1_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
805 BIT(0), 400),
806 RK8XX_DESC(RK808_ID_LDO2, "LDO_REG2", "vcc6", 1800, 3400, 100,
807 RK808_LDO2_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
808 BIT(1), 400),
809 {
810 .name = "LDO_REG3",
811 .supply_name = "vcc7",
812 .of_match = of_match_ptr("LDO_REG3"),
813 .regulators_node = of_match_ptr("regulators"),
814 .id = RK808_ID_LDO3,
815 .ops = &rk808_reg_ops_ranges,
816 .type = REGULATOR_VOLTAGE,
817 .n_voltages = 16,
818 .linear_ranges = rk808_ldo3_voltage_ranges,
819 .n_linear_ranges = ARRAY_SIZE(rk808_ldo3_voltage_ranges),
820 .vsel_reg = RK808_LDO3_ON_VSEL_REG,
821 .vsel_mask = RK808_BUCK4_VSEL_MASK,
822 .enable_reg = RK808_LDO_EN_REG,
823 .enable_mask = BIT(2),
824 .enable_time = 400,
825 .owner = THIS_MODULE,
826 },
827 RK8XX_DESC(RK808_ID_LDO4, "LDO_REG4", "vcc9", 1800, 3400, 100,
828 RK808_LDO4_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
829 BIT(3), 400),
830 RK8XX_DESC(RK808_ID_LDO5, "LDO_REG5", "vcc9", 1800, 3400, 100,
831 RK808_LDO5_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
832 BIT(4), 400),
833 RK8XX_DESC(RK808_ID_LDO6, "LDO_REG6", "vcc10", 800, 2500, 100,
834 RK808_LDO6_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
835 BIT(5), 400),
836 RK8XX_DESC(RK808_ID_LDO7, "LDO_REG7", "vcc7", 800, 2500, 100,
837 RK808_LDO7_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
838 BIT(6), 400),
839 RK8XX_DESC(RK808_ID_LDO8, "LDO_REG8", "vcc11", 1800, 3400, 100,
840 RK808_LDO8_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG,
841 BIT(7), 400),
842 RK8XX_DESC_SWITCH(RK808_ID_SWITCH1, "SWITCH_REG1", "vcc8",
843 RK808_DCDC_EN_REG, BIT(5)),
844 RK8XX_DESC_SWITCH(RK808_ID_SWITCH2, "SWITCH_REG2", "vcc12",
845 RK808_DCDC_EN_REG, BIT(6)),
846};
847
848static const struct regulator_desc rk809_reg[] = {
849 {
850 .name = "DCDC_REG1",
851 .supply_name = "vcc1",
852 .of_match = of_match_ptr("DCDC_REG1"),
853 .regulators_node = of_match_ptr("regulators"),
854 .id = RK817_ID_DCDC1,
855 .ops = &rk817_buck_ops_range,
856 .type = REGULATOR_VOLTAGE,
857 .n_voltages = RK817_BUCK1_SEL_CNT + 1,
858 .linear_ranges = rk817_buck1_voltage_ranges,
859 .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
860 .vsel_reg = RK817_BUCK1_ON_VSEL_REG,
861 .vsel_mask = RK817_BUCK_VSEL_MASK,
862 .enable_reg = RK817_POWER_EN_REG(0),
863 .enable_mask = ENABLE_MASK(RK817_ID_DCDC1),
864 .enable_val = ENABLE_MASK(RK817_ID_DCDC1),
865 .disable_val = DISABLE_VAL(RK817_ID_DCDC1),
866 .ramp_reg = RK817_BUCK_CONFIG_REG(RK817_ID_DCDC1),
867 .ramp_mask = RK817_RAMP_RATE_MASK,
868 .ramp_delay_table = rk817_buck1_4_ramp_table,
869 .n_ramp_values = ARRAY_SIZE(rk817_buck1_4_ramp_table),
870 .of_map_mode = rk8xx_regulator_of_map_mode,
871 .owner = THIS_MODULE,
872 }, {
873 .name = "DCDC_REG2",
874 .supply_name = "vcc2",
875 .of_match = of_match_ptr("DCDC_REG2"),
876 .regulators_node = of_match_ptr("regulators"),
877 .id = RK817_ID_DCDC2,
878 .ops = &rk817_buck_ops_range,
879 .type = REGULATOR_VOLTAGE,
880 .n_voltages = RK817_BUCK1_SEL_CNT + 1,
881 .linear_ranges = rk817_buck1_voltage_ranges,
882 .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
883 .vsel_reg = RK817_BUCK2_ON_VSEL_REG,
884 .vsel_mask = RK817_BUCK_VSEL_MASK,
885 .enable_reg = RK817_POWER_EN_REG(0),
886 .enable_mask = ENABLE_MASK(RK817_ID_DCDC2),
887 .enable_val = ENABLE_MASK(RK817_ID_DCDC2),
888 .disable_val = DISABLE_VAL(RK817_ID_DCDC2),
889 .ramp_reg = RK817_BUCK_CONFIG_REG(RK817_ID_DCDC2),
890 .ramp_mask = RK817_RAMP_RATE_MASK,
891 .ramp_delay_table = rk817_buck1_4_ramp_table,
892 .n_ramp_values = ARRAY_SIZE(rk817_buck1_4_ramp_table),
893 .of_map_mode = rk8xx_regulator_of_map_mode,
894 .owner = THIS_MODULE,
895 }, {
896 .name = "DCDC_REG3",
897 .supply_name = "vcc3",
898 .of_match = of_match_ptr("DCDC_REG3"),
899 .regulators_node = of_match_ptr("regulators"),
900 .id = RK817_ID_DCDC3,
901 .ops = &rk817_buck_ops_range,
902 .type = REGULATOR_VOLTAGE,
903 .n_voltages = RK817_BUCK1_SEL_CNT + 1,
904 .linear_ranges = rk817_buck1_voltage_ranges,
905 .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
906 .vsel_reg = RK817_BUCK3_ON_VSEL_REG,
907 .vsel_mask = RK817_BUCK_VSEL_MASK,
908 .enable_reg = RK817_POWER_EN_REG(0),
909 .enable_mask = ENABLE_MASK(RK817_ID_DCDC3),
910 .enable_val = ENABLE_MASK(RK817_ID_DCDC3),
911 .disable_val = DISABLE_VAL(RK817_ID_DCDC3),
912 .ramp_reg = RK817_BUCK_CONFIG_REG(RK817_ID_DCDC3),
913 .ramp_mask = RK817_RAMP_RATE_MASK,
914 .ramp_delay_table = rk817_buck1_4_ramp_table,
915 .n_ramp_values = ARRAY_SIZE(rk817_buck1_4_ramp_table),
916 .of_map_mode = rk8xx_regulator_of_map_mode,
917 .owner = THIS_MODULE,
918 }, {
919 .name = "DCDC_REG4",
920 .supply_name = "vcc4",
921 .of_match = of_match_ptr("DCDC_REG4"),
922 .regulators_node = of_match_ptr("regulators"),
923 .id = RK817_ID_DCDC4,
924 .ops = &rk817_buck_ops_range,
925 .type = REGULATOR_VOLTAGE,
926 .n_voltages = RK817_BUCK3_SEL_CNT + 1,
927 .linear_ranges = rk817_buck3_voltage_ranges,
928 .n_linear_ranges = ARRAY_SIZE(rk817_buck3_voltage_ranges),
929 .vsel_reg = RK817_BUCK4_ON_VSEL_REG,
930 .vsel_mask = RK817_BUCK_VSEL_MASK,
931 .enable_reg = RK817_POWER_EN_REG(0),
932 .enable_mask = ENABLE_MASK(RK817_ID_DCDC4),
933 .enable_val = ENABLE_MASK(RK817_ID_DCDC4),
934 .disable_val = DISABLE_VAL(RK817_ID_DCDC4),
935 .ramp_reg = RK817_BUCK_CONFIG_REG(RK817_ID_DCDC4),
936 .ramp_mask = RK817_RAMP_RATE_MASK,
937 .ramp_delay_table = rk817_buck1_4_ramp_table,
938 .n_ramp_values = ARRAY_SIZE(rk817_buck1_4_ramp_table),
939 .of_map_mode = rk8xx_regulator_of_map_mode,
940 .owner = THIS_MODULE,
941 },
942 {
943 .name = "DCDC_REG5",
944 .supply_name = "vcc9",
945 .of_match = of_match_ptr("DCDC_REG5"),
946 .regulators_node = of_match_ptr("regulators"),
947 .id = RK809_ID_DCDC5,
948 .ops = &rk809_buck5_ops_range,
949 .type = REGULATOR_VOLTAGE,
950 .n_voltages = RK809_BUCK5_SEL_CNT,
951 .linear_ranges = rk809_buck5_voltage_ranges,
952 .n_linear_ranges = ARRAY_SIZE(rk809_buck5_voltage_ranges),
953 .vsel_reg = RK809_BUCK5_CONFIG(0),
954 .vsel_mask = RK809_BUCK5_VSEL_MASK,
955 .enable_reg = RK817_POWER_EN_REG(3),
956 .enable_mask = ENABLE_MASK(1),
957 .enable_val = ENABLE_MASK(1),
958 .disable_val = DISABLE_VAL(1),
959 .of_map_mode = rk8xx_regulator_of_map_mode,
960 .owner = THIS_MODULE,
961 },
962 RK817_DESC(RK817_ID_LDO1, "LDO_REG1", "vcc5", 600, 3400, 25,
963 RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK,
964 RK817_POWER_EN_REG(1), ENABLE_MASK(0),
965 DISABLE_VAL(0), 400),
966 RK817_DESC(RK817_ID_LDO2, "LDO_REG2", "vcc5", 600, 3400, 25,
967 RK817_LDO_ON_VSEL_REG(1), RK817_LDO_VSEL_MASK,
968 RK817_POWER_EN_REG(1), ENABLE_MASK(1),
969 DISABLE_VAL(1), 400),
970 RK817_DESC(RK817_ID_LDO3, "LDO_REG3", "vcc5", 600, 3400, 25,
971 RK817_LDO_ON_VSEL_REG(2), RK817_LDO_VSEL_MASK,
972 RK817_POWER_EN_REG(1), ENABLE_MASK(2),
973 DISABLE_VAL(2), 400),
974 RK817_DESC(RK817_ID_LDO4, "LDO_REG4", "vcc6", 600, 3400, 25,
975 RK817_LDO_ON_VSEL_REG(3), RK817_LDO_VSEL_MASK,
976 RK817_POWER_EN_REG(1), ENABLE_MASK(3),
977 DISABLE_VAL(3), 400),
978 RK817_DESC(RK817_ID_LDO5, "LDO_REG5", "vcc6", 600, 3400, 25,
979 RK817_LDO_ON_VSEL_REG(4), RK817_LDO_VSEL_MASK,
980 RK817_POWER_EN_REG(2), ENABLE_MASK(0),
981 DISABLE_VAL(0), 400),
982 RK817_DESC(RK817_ID_LDO6, "LDO_REG6", "vcc6", 600, 3400, 25,
983 RK817_LDO_ON_VSEL_REG(5), RK817_LDO_VSEL_MASK,
984 RK817_POWER_EN_REG(2), ENABLE_MASK(1),
985 DISABLE_VAL(1), 400),
986 RK817_DESC(RK817_ID_LDO7, "LDO_REG7", "vcc7", 600, 3400, 25,
987 RK817_LDO_ON_VSEL_REG(6), RK817_LDO_VSEL_MASK,
988 RK817_POWER_EN_REG(2), ENABLE_MASK(2),
989 DISABLE_VAL(2), 400),
990 RK817_DESC(RK817_ID_LDO8, "LDO_REG8", "vcc7", 600, 3400, 25,
991 RK817_LDO_ON_VSEL_REG(7), RK817_LDO_VSEL_MASK,
992 RK817_POWER_EN_REG(2), ENABLE_MASK(3),
993 DISABLE_VAL(3), 400),
994 RK817_DESC(RK817_ID_LDO9, "LDO_REG9", "vcc7", 600, 3400, 25,
995 RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK,
996 RK817_POWER_EN_REG(3), ENABLE_MASK(0),
997 DISABLE_VAL(0), 400),
998 RK817_DESC_SWITCH(RK809_ID_SW1, "SWITCH_REG1", "vcc9",
999 RK817_POWER_EN_REG(3), ENABLE_MASK(2),
1000 DISABLE_VAL(2)),
1001 RK817_DESC_SWITCH(RK809_ID_SW2, "SWITCH_REG2", "vcc8",
1002 RK817_POWER_EN_REG(3), ENABLE_MASK(3),
1003 DISABLE_VAL(3)),
1004};
1005
1006static const struct regulator_desc rk817_reg[] = {
1007 {
1008 .name = "DCDC_REG1",
1009 .supply_name = "vcc1",
1010 .of_match = of_match_ptr("DCDC_REG1"),
1011 .regulators_node = of_match_ptr("regulators"),
1012 .id = RK817_ID_DCDC1,
1013 .ops = &rk817_buck_ops_range,
1014 .type = REGULATOR_VOLTAGE,
1015 .n_voltages = RK817_BUCK1_SEL_CNT + 1,
1016 .linear_ranges = rk817_buck1_voltage_ranges,
1017 .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
1018 .vsel_reg = RK817_BUCK1_ON_VSEL_REG,
1019 .vsel_mask = RK817_BUCK_VSEL_MASK,
1020 .enable_reg = RK817_POWER_EN_REG(0),
1021 .enable_mask = ENABLE_MASK(RK817_ID_DCDC1),
1022 .enable_val = ENABLE_MASK(RK817_ID_DCDC1),
1023 .disable_val = DISABLE_VAL(RK817_ID_DCDC1),
1024 .ramp_reg = RK817_BUCK_CONFIG_REG(RK817_ID_DCDC1),
1025 .ramp_mask = RK817_RAMP_RATE_MASK,
1026 .ramp_delay_table = rk817_buck1_4_ramp_table,
1027 .n_ramp_values = ARRAY_SIZE(rk817_buck1_4_ramp_table),
1028 .of_map_mode = rk8xx_regulator_of_map_mode,
1029 .owner = THIS_MODULE,
1030 }, {
1031 .name = "DCDC_REG2",
1032 .supply_name = "vcc2",
1033 .of_match = of_match_ptr("DCDC_REG2"),
1034 .regulators_node = of_match_ptr("regulators"),
1035 .id = RK817_ID_DCDC2,
1036 .ops = &rk817_buck_ops_range,
1037 .type = REGULATOR_VOLTAGE,
1038 .n_voltages = RK817_BUCK1_SEL_CNT + 1,
1039 .linear_ranges = rk817_buck1_voltage_ranges,
1040 .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
1041 .vsel_reg = RK817_BUCK2_ON_VSEL_REG,
1042 .vsel_mask = RK817_BUCK_VSEL_MASK,
1043 .enable_reg = RK817_POWER_EN_REG(0),
1044 .enable_mask = ENABLE_MASK(RK817_ID_DCDC2),
1045 .enable_val = ENABLE_MASK(RK817_ID_DCDC2),
1046 .disable_val = DISABLE_VAL(RK817_ID_DCDC2),
1047 .ramp_reg = RK817_BUCK_CONFIG_REG(RK817_ID_DCDC2),
1048 .ramp_mask = RK817_RAMP_RATE_MASK,
1049 .ramp_delay_table = rk817_buck1_4_ramp_table,
1050 .n_ramp_values = ARRAY_SIZE(rk817_buck1_4_ramp_table),
1051 .of_map_mode = rk8xx_regulator_of_map_mode,
1052 .owner = THIS_MODULE,
1053 }, {
1054 .name = "DCDC_REG3",
1055 .supply_name = "vcc3",
1056 .of_match = of_match_ptr("DCDC_REG3"),
1057 .regulators_node = of_match_ptr("regulators"),
1058 .id = RK817_ID_DCDC3,
1059 .ops = &rk817_buck_ops_range,
1060 .type = REGULATOR_VOLTAGE,
1061 .n_voltages = RK817_BUCK1_SEL_CNT + 1,
1062 .linear_ranges = rk817_buck1_voltage_ranges,
1063 .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges),
1064 .vsel_reg = RK817_BUCK3_ON_VSEL_REG,
1065 .vsel_mask = RK817_BUCK_VSEL_MASK,
1066 .enable_reg = RK817_POWER_EN_REG(0),
1067 .enable_mask = ENABLE_MASK(RK817_ID_DCDC3),
1068 .enable_val = ENABLE_MASK(RK817_ID_DCDC3),
1069 .disable_val = DISABLE_VAL(RK817_ID_DCDC3),
1070 .ramp_reg = RK817_BUCK_CONFIG_REG(RK817_ID_DCDC3),
1071 .ramp_mask = RK817_RAMP_RATE_MASK,
1072 .ramp_delay_table = rk817_buck1_4_ramp_table,
1073 .n_ramp_values = ARRAY_SIZE(rk817_buck1_4_ramp_table),
1074 .of_map_mode = rk8xx_regulator_of_map_mode,
1075 .owner = THIS_MODULE,
1076 }, {
1077 .name = "DCDC_REG4",
1078 .supply_name = "vcc4",
1079 .of_match = of_match_ptr("DCDC_REG4"),
1080 .regulators_node = of_match_ptr("regulators"),
1081 .id = RK817_ID_DCDC4,
1082 .ops = &rk817_buck_ops_range,
1083 .type = REGULATOR_VOLTAGE,
1084 .n_voltages = RK817_BUCK3_SEL_CNT + 1,
1085 .linear_ranges = rk817_buck3_voltage_ranges,
1086 .n_linear_ranges = ARRAY_SIZE(rk817_buck3_voltage_ranges),
1087 .vsel_reg = RK817_BUCK4_ON_VSEL_REG,
1088 .vsel_mask = RK817_BUCK_VSEL_MASK,
1089 .enable_reg = RK817_POWER_EN_REG(0),
1090 .enable_mask = ENABLE_MASK(RK817_ID_DCDC4),
1091 .enable_val = ENABLE_MASK(RK817_ID_DCDC4),
1092 .disable_val = DISABLE_VAL(RK817_ID_DCDC4),
1093 .ramp_reg = RK817_BUCK_CONFIG_REG(RK817_ID_DCDC4),
1094 .ramp_mask = RK817_RAMP_RATE_MASK,
1095 .ramp_delay_table = rk817_buck1_4_ramp_table,
1096 .n_ramp_values = ARRAY_SIZE(rk817_buck1_4_ramp_table),
1097 .of_map_mode = rk8xx_regulator_of_map_mode,
1098 .owner = THIS_MODULE,
1099 },
1100 RK817_DESC(RK817_ID_LDO1, "LDO_REG1", "vcc5", 600, 3400, 25,
1101 RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK,
1102 RK817_POWER_EN_REG(1), ENABLE_MASK(0),
1103 DISABLE_VAL(0), 400),
1104 RK817_DESC(RK817_ID_LDO2, "LDO_REG2", "vcc5", 600, 3400, 25,
1105 RK817_LDO_ON_VSEL_REG(1), RK817_LDO_VSEL_MASK,
1106 RK817_POWER_EN_REG(1), ENABLE_MASK(1),
1107 DISABLE_VAL(1), 400),
1108 RK817_DESC(RK817_ID_LDO3, "LDO_REG3", "vcc5", 600, 3400, 25,
1109 RK817_LDO_ON_VSEL_REG(2), RK817_LDO_VSEL_MASK,
1110 RK817_POWER_EN_REG(1), ENABLE_MASK(2),
1111 DISABLE_VAL(2), 400),
1112 RK817_DESC(RK817_ID_LDO4, "LDO_REG4", "vcc6", 600, 3400, 25,
1113 RK817_LDO_ON_VSEL_REG(3), RK817_LDO_VSEL_MASK,
1114 RK817_POWER_EN_REG(1), ENABLE_MASK(3),
1115 DISABLE_VAL(3), 400),
1116 RK817_DESC(RK817_ID_LDO5, "LDO_REG5", "vcc6", 600, 3400, 25,
1117 RK817_LDO_ON_VSEL_REG(4), RK817_LDO_VSEL_MASK,
1118 RK817_POWER_EN_REG(2), ENABLE_MASK(0),
1119 DISABLE_VAL(0), 400),
1120 RK817_DESC(RK817_ID_LDO6, "LDO_REG6", "vcc6", 600, 3400, 25,
1121 RK817_LDO_ON_VSEL_REG(5), RK817_LDO_VSEL_MASK,
1122 RK817_POWER_EN_REG(2), ENABLE_MASK(1),
1123 DISABLE_VAL(1), 400),
1124 RK817_DESC(RK817_ID_LDO7, "LDO_REG7", "vcc7", 600, 3400, 25,
1125 RK817_LDO_ON_VSEL_REG(6), RK817_LDO_VSEL_MASK,
1126 RK817_POWER_EN_REG(2), ENABLE_MASK(2),
1127 DISABLE_VAL(2), 400),
1128 RK817_DESC(RK817_ID_LDO8, "LDO_REG8", "vcc7", 600, 3400, 25,
1129 RK817_LDO_ON_VSEL_REG(7), RK817_LDO_VSEL_MASK,
1130 RK817_POWER_EN_REG(2), ENABLE_MASK(3),
1131 DISABLE_VAL(3), 400),
1132 RK817_DESC(RK817_ID_LDO9, "LDO_REG9", "vcc7", 600, 3400, 25,
1133 RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK,
1134 RK817_POWER_EN_REG(3), ENABLE_MASK(0),
1135 DISABLE_VAL(0), 400),
1136 RK817_BOOST_DESC(RK817_ID_BOOST, "BOOST", "vcc8", 4700, 5400, 100,
1137 RK817_BOOST_OTG_CFG, RK817_BOOST_VSEL_MASK,
1138 RK817_POWER_EN_REG(3), ENABLE_MASK(1), ENABLE_MASK(1),
1139 DISABLE_VAL(1), 400, 3500 - 5400),
1140 RK817_DESC_SWITCH(RK817_ID_BOOST_OTG_SW, "OTG_SWITCH", "vcc9",
1141 RK817_POWER_EN_REG(3), ENABLE_MASK(2),
1142 DISABLE_VAL(2)),
1143};
1144
1145static const struct regulator_desc rk818_reg[] = {
1146 {
1147 .name = "DCDC_REG1",
1148 .supply_name = "vcc1",
1149 .of_match = of_match_ptr("DCDC_REG1"),
1150 .regulators_node = of_match_ptr("regulators"),
1151 .id = RK818_ID_DCDC1,
1152 .ops = &rk808_reg_ops,
1153 .type = REGULATOR_VOLTAGE,
1154 .min_uV = 712500,
1155 .uV_step = 12500,
1156 .n_voltages = 64,
1157 .vsel_reg = RK818_BUCK1_ON_VSEL_REG,
1158 .vsel_mask = RK818_BUCK_VSEL_MASK,
1159 .enable_reg = RK818_DCDC_EN_REG,
1160 .enable_mask = BIT(0),
1161 .owner = THIS_MODULE,
1162 }, {
1163 .name = "DCDC_REG2",
1164 .supply_name = "vcc2",
1165 .of_match = of_match_ptr("DCDC_REG2"),
1166 .regulators_node = of_match_ptr("regulators"),
1167 .id = RK818_ID_DCDC2,
1168 .ops = &rk808_reg_ops,
1169 .type = REGULATOR_VOLTAGE,
1170 .min_uV = 712500,
1171 .uV_step = 12500,
1172 .n_voltages = 64,
1173 .vsel_reg = RK818_BUCK2_ON_VSEL_REG,
1174 .vsel_mask = RK818_BUCK_VSEL_MASK,
1175 .enable_reg = RK818_DCDC_EN_REG,
1176 .enable_mask = BIT(1),
1177 .owner = THIS_MODULE,
1178 }, {
1179 .name = "DCDC_REG3",
1180 .supply_name = "vcc3",
1181 .of_match = of_match_ptr("DCDC_REG3"),
1182 .regulators_node = of_match_ptr("regulators"),
1183 .id = RK818_ID_DCDC3,
1184 .ops = &rk808_switch_ops,
1185 .type = REGULATOR_VOLTAGE,
1186 .n_voltages = 1,
1187 .enable_reg = RK818_DCDC_EN_REG,
1188 .enable_mask = BIT(2),
1189 .owner = THIS_MODULE,
1190 },
1191 RK8XX_DESC(RK818_ID_DCDC4, "DCDC_REG4", "vcc4", 1800, 3600, 100,
1192 RK818_BUCK4_ON_VSEL_REG, RK818_BUCK4_VSEL_MASK,
1193 RK818_DCDC_EN_REG, BIT(3), 0),
1194 RK8XX_DESC(RK818_ID_BOOST, "DCDC_BOOST", "boost", 4700, 5400, 100,
1195 RK818_BOOST_LDO9_ON_VSEL_REG, RK818_BOOST_ON_VSEL_MASK,
1196 RK818_DCDC_EN_REG, BIT(4), 0),
1197 RK8XX_DESC(RK818_ID_LDO1, "LDO_REG1", "vcc6", 1800, 3400, 100,
1198 RK818_LDO1_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
1199 BIT(0), 400),
1200 RK8XX_DESC(RK818_ID_LDO2, "LDO_REG2", "vcc6", 1800, 3400, 100,
1201 RK818_LDO2_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
1202 BIT(1), 400),
1203 {
1204 .name = "LDO_REG3",
1205 .supply_name = "vcc7",
1206 .of_match = of_match_ptr("LDO_REG3"),
1207 .regulators_node = of_match_ptr("regulators"),
1208 .id = RK818_ID_LDO3,
1209 .ops = &rk808_reg_ops_ranges,
1210 .type = REGULATOR_VOLTAGE,
1211 .n_voltages = 16,
1212 .linear_ranges = rk808_ldo3_voltage_ranges,
1213 .n_linear_ranges = ARRAY_SIZE(rk808_ldo3_voltage_ranges),
1214 .vsel_reg = RK818_LDO3_ON_VSEL_REG,
1215 .vsel_mask = RK818_LDO3_ON_VSEL_MASK,
1216 .enable_reg = RK818_LDO_EN_REG,
1217 .enable_mask = BIT(2),
1218 .enable_time = 400,
1219 .owner = THIS_MODULE,
1220 },
1221 RK8XX_DESC(RK818_ID_LDO4, "LDO_REG4", "vcc8", 1800, 3400, 100,
1222 RK818_LDO4_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
1223 BIT(3), 400),
1224 RK8XX_DESC(RK818_ID_LDO5, "LDO_REG5", "vcc7", 1800, 3400, 100,
1225 RK818_LDO5_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
1226 BIT(4), 400),
1227 RK8XX_DESC(RK818_ID_LDO6, "LDO_REG6", "vcc8", 800, 2500, 100,
1228 RK818_LDO6_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
1229 BIT(5), 400),
1230 RK8XX_DESC(RK818_ID_LDO7, "LDO_REG7", "vcc7", 800, 2500, 100,
1231 RK818_LDO7_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
1232 BIT(6), 400),
1233 RK8XX_DESC(RK818_ID_LDO8, "LDO_REG8", "vcc8", 1800, 3400, 100,
1234 RK818_LDO8_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG,
1235 BIT(7), 400),
1236 RK8XX_DESC(RK818_ID_LDO9, "LDO_REG9", "vcc9", 1800, 3400, 100,
1237 RK818_BOOST_LDO9_ON_VSEL_REG, RK818_LDO_VSEL_MASK,
1238 RK818_DCDC_EN_REG, BIT(5), 400),
1239 RK8XX_DESC_SWITCH(RK818_ID_SWITCH, "SWITCH_REG", "vcc9",
1240 RK818_DCDC_EN_REG, BIT(6)),
1241 RK8XX_DESC_SWITCH(RK818_ID_HDMI_SWITCH, "HDMI_SWITCH", "h_5v",
1242 RK818_H5V_EN_REG, BIT(0)),
1243 RK8XX_DESC_SWITCH(RK818_ID_OTG_SWITCH, "OTG_SWITCH", "usb",
1244 RK818_DCDC_EN_REG, BIT(7)),
1245};
1246
1247static int rk808_regulator_dt_parse_pdata(struct device *dev,
1248 struct device *client_dev,
1249 struct regmap *map,
1250 struct rk808_regulator_data *pdata)
1251{
1252 struct device_node *np;
1253 int tmp, ret = 0, i;
1254
1255 np = of_get_child_by_name(client_dev->of_node, "regulators");
1256 if (!np)
1257 return -ENXIO;
1258
1259 for (i = 0; i < ARRAY_SIZE(pdata->dvs_gpio); i++) {
1260 pdata->dvs_gpio[i] =
1261 devm_gpiod_get_index_optional(client_dev, "dvs", i,
1262 GPIOD_OUT_LOW);
1263 if (IS_ERR(pdata->dvs_gpio[i])) {
1264 ret = PTR_ERR(pdata->dvs_gpio[i]);
1265 dev_err(dev, "failed to get dvs%d gpio (%d)\n", i, ret);
1266 goto dt_parse_end;
1267 }
1268
1269 if (!pdata->dvs_gpio[i]) {
1270 dev_info(dev, "there is no dvs%d gpio\n", i);
1271 continue;
1272 }
1273
1274 tmp = i ? RK808_DVS2_POL : RK808_DVS1_POL;
1275 ret = regmap_update_bits(map, RK808_IO_POL_REG, tmp,
1276 gpiod_is_active_low(pdata->dvs_gpio[i]) ?
1277 0 : tmp);
1278 }
1279
1280dt_parse_end:
1281 of_node_put(np);
1282 return ret;
1283}
1284
1285static int rk808_regulator_probe(struct platform_device *pdev)
1286{
1287 struct rk808 *rk808 = dev_get_drvdata(pdev->dev.parent);
1288 struct regulator_config config = {};
1289 struct regulator_dev *rk808_rdev;
1290 struct rk808_regulator_data *pdata;
1291 const struct regulator_desc *regulators;
1292 struct regmap *regmap;
1293 int ret, i, nregulators;
1294
1295 regmap = dev_get_regmap(pdev->dev.parent, NULL);
1296 if (!regmap)
1297 return -ENODEV;
1298
1299 pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
1300 if (!pdata)
1301 return -ENOMEM;
1302
1303 ret = rk808_regulator_dt_parse_pdata(&pdev->dev, pdev->dev.parent,
1304 regmap, pdata);
1305 if (ret < 0)
1306 return ret;
1307
1308 platform_set_drvdata(pdev, pdata);
1309
1310 switch (rk808->variant) {
1311 case RK805_ID:
1312 regulators = rk805_reg;
1313 nregulators = RK805_NUM_REGULATORS;
1314 break;
1315 case RK808_ID:
1316 regulators = rk808_reg;
1317 nregulators = RK808_NUM_REGULATORS;
1318 break;
1319 case RK809_ID:
1320 regulators = rk809_reg;
1321 nregulators = RK809_NUM_REGULATORS;
1322 break;
1323 case RK817_ID:
1324 regulators = rk817_reg;
1325 nregulators = RK817_NUM_REGULATORS;
1326 break;
1327 case RK818_ID:
1328 regulators = rk818_reg;
1329 nregulators = RK818_NUM_REGULATORS;
1330 break;
1331 default:
1332 dev_err(&pdev->dev, "unsupported RK8XX ID %lu\n",
1333 rk808->variant);
1334 return -EINVAL;
1335 }
1336
1337 config.dev = &pdev->dev;
1338 config.dev->of_node = pdev->dev.parent->of_node;
1339 config.driver_data = pdata;
1340 config.regmap = regmap;
1341
1342 /* Instantiate the regulators */
1343 for (i = 0; i < nregulators; i++) {
1344 rk808_rdev = devm_regulator_register(&pdev->dev,
1345 ®ulators[i], &config);
1346 if (IS_ERR(rk808_rdev))
1347 return dev_err_probe(&pdev->dev, PTR_ERR(rk808_rdev),
1348 "failed to register %d regulator\n", i);
1349 }
1350
1351 return 0;
1352}
1353
1354static struct platform_driver rk808_regulator_driver = {
1355 .probe = rk808_regulator_probe,
1356 .driver = {
1357 .name = "rk808-regulator"
1358 },
1359};
1360
1361module_platform_driver(rk808_regulator_driver);
1362
1363MODULE_DESCRIPTION("regulator driver for the RK805/RK808/RK818 series PMICs");
1364MODULE_AUTHOR("Tony xie <tony.xie@rock-chips.com>");
1365MODULE_AUTHOR("Chris Zhong <zyw@rock-chips.com>");
1366MODULE_AUTHOR("Zhang Qing <zhangqing@rock-chips.com>");
1367MODULE_AUTHOR("Wadim Egorov <w.egorov@phytec.de>");
1368MODULE_LICENSE("GPL");
1369MODULE_ALIAS("platform:rk808-regulator");