blob: b3f66d53ba5e61553787cc7bf32120852d57fdee [file] [log] [blame]
Harry Yang4b7db0f2017-11-27 10:50:44 -08001/* Copyright (c) 2018 The Linux Foundation. All rights reserved.
2 *
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 and
5 * only version 2 as published by the Free Software Foundation.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 */
12
13#include <linux/debugfs.h>
14#include <linux/delay.h>
15#include <linux/device.h>
16#include <linux/module.h>
17#include <linux/platform_device.h>
18#include <linux/regmap.h>
19#include <linux/power_supply.h>
20#include <linux/of.h>
21#include <linux/of_irq.h>
22#include <linux/log2.h>
23#include <linux/qpnp/qpnp-revid.h>
24#include <linux/regulator/driver.h>
25#include <linux/regulator/of_regulator.h>
26#include <linux/regulator/machine.h>
27#include <linux/pmic-voter.h>
28#include "smb5-reg.h"
29#include "smb5-lib.h"
Ashay Jaiswal09feab82018-02-12 12:33:18 +053030#include "schgm-flash.h"
Harry Yang4b7db0f2017-11-27 10:50:44 -080031
Ashay Jaiswala9e10912018-02-02 14:03:35 +053032static struct smb_params smb5_pmi632_params = {
33 .fcc = {
34 .name = "fast charge current",
35 .reg = CHGR_FAST_CHARGE_CURRENT_CFG_REG,
36 .min_u = 0,
37 .max_u = 3000000,
38 .step_u = 50000,
39 },
40 .fv = {
41 .name = "float voltage",
42 .reg = CHGR_FLOAT_VOLTAGE_CFG_REG,
43 .min_u = 3600000,
44 .max_u = 4800000,
45 .step_u = 10000,
46 },
47 .usb_icl = {
48 .name = "usb input current limit",
49 .reg = USBIN_CURRENT_LIMIT_CFG_REG,
50 .min_u = 0,
51 .max_u = 3000000,
52 .step_u = 50000,
53 },
54 .icl_stat = {
55 .name = "input current limit status",
56 .reg = AICL_ICL_STATUS_REG,
57 .min_u = 0,
58 .max_u = 3000000,
59 .step_u = 50000,
60 },
61 .otg_cl = {
62 .name = "usb otg current limit",
63 .reg = DCDC_OTG_CURRENT_LIMIT_CFG_REG,
64 .min_u = 500000,
65 .max_u = 1000000,
66 .step_u = 250000,
67 },
68 .jeita_cc_comp_hot = {
69 .name = "jeita fcc reduction",
70 .reg = JEITA_CCCOMP_CFG_HOT_REG,
71 .min_u = 0,
72 .max_u = 1575000,
73 .step_u = 25000,
74 },
75 .jeita_cc_comp_cold = {
76 .name = "jeita fcc reduction",
77 .reg = JEITA_CCCOMP_CFG_COLD_REG,
78 .min_u = 0,
79 .max_u = 1575000,
80 .step_u = 25000,
81 },
82 .freq_switcher = {
83 .name = "switching frequency",
84 .reg = DCDC_FSW_SEL_REG,
85 .min_u = 600,
86 .max_u = 1200,
87 .step_u = 400,
88 .set_proc = smblib_set_chg_freq,
89 },
90};
91
92static struct smb_params smb5_pmi855_params = {
Harry Yang4b7db0f2017-11-27 10:50:44 -080093 .fcc = {
94 .name = "fast charge current",
95 .reg = CHGR_FAST_CHARGE_CURRENT_CFG_REG,
96 .min_u = 0,
97 .max_u = 8000000,
98 .step_u = 25000,
99 },
100 .fv = {
101 .name = "float voltage",
102 .reg = CHGR_FLOAT_VOLTAGE_CFG_REG,
103 .min_u = 3600000,
104 .max_u = 4790000,
105 .step_u = 10000,
106 },
107 .usb_icl = {
108 .name = "usb input current limit",
109 .reg = USBIN_CURRENT_LIMIT_CFG_REG,
110 .min_u = 0,
111 .max_u = 5000000,
112 .step_u = 50000,
113 },
114 .icl_stat = {
115 .name = "input current limit status",
116 .reg = AICL_ICL_STATUS_REG,
117 .min_u = 0,
118 .max_u = 5000000,
119 .step_u = 50000,
120 },
121 .otg_cl = {
122 .name = "usb otg current limit",
123 .reg = DCDC_OTG_CURRENT_LIMIT_CFG_REG,
124 .min_u = 500000,
125 .max_u = 3000000,
126 .step_u = 500000,
127 },
128 .jeita_cc_comp_hot = {
129 .name = "jeita fcc reduction",
130 .reg = JEITA_CCCOMP_CFG_HOT_REG,
131 .min_u = 0,
132 .max_u = 8000000,
133 .step_u = 25000,
134 .set_proc = NULL,
135 },
136 .jeita_cc_comp_cold = {
137 .name = "jeita fcc reduction",
138 .reg = JEITA_CCCOMP_CFG_COLD_REG,
139 .min_u = 0,
140 .max_u = 8000000,
141 .step_u = 25000,
142 .set_proc = NULL,
143 },
144 .freq_switcher = {
145 .name = "switching frequency",
146 .reg = DCDC_FSW_SEL_REG,
147 .min_u = 1200,
148 .max_u = 2400,
149 .step_u = 400,
150 .set_proc = NULL,
151 },
152};
153
154struct smb_dt_props {
155 int usb_icl_ua;
156 struct device_node *revid_dev_node;
157 enum float_options float_option;
158 int chg_inhibit_thr_mv;
159 bool no_battery;
160 bool hvdcp_disable;
161 bool auto_recharge_soc;
162 int wd_bark_time;
163 int batt_profile_fcc_ua;
164 int batt_profile_fv_uv;
165};
166
167struct smb5 {
168 struct smb_charger chg;
169 struct dentry *dfs_root;
170 struct smb_dt_props dt;
171};
172
173static int __debug_mask;
174module_param_named(
175 debug_mask, __debug_mask, int, 0600
176);
177
178static int __weak_chg_icl_ua = 500000;
179module_param_named(
180 weak_chg_icl_ua, __weak_chg_icl_ua, int, 0600
181);
182
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530183#define PMI632_MAX_ICL_UA 3000000
184static int smb5_chg_config_init(struct smb5 *chip)
185{
186 struct smb_charger *chg = &chip->chg;
187 struct pmic_revid_data *pmic_rev_id;
188 struct device_node *revid_dev_node;
189 int rc = 0;
190
191 revid_dev_node = of_parse_phandle(chip->chg.dev->of_node,
192 "qcom,pmic-revid", 0);
193 if (!revid_dev_node) {
194 pr_err("Missing qcom,pmic-revid property\n");
195 return -EINVAL;
196 }
197
198 pmic_rev_id = get_revid_data(revid_dev_node);
199 if (IS_ERR_OR_NULL(pmic_rev_id)) {
200 /*
201 * the revid peripheral must be registered, any failure
202 * here only indicates that the rev-id module has not
203 * probed yet.
204 */
205 rc = -EPROBE_DEFER;
206 goto out;
207 }
208
209 switch (pmic_rev_id->pmic_subtype) {
210 case PM855B_SUBTYPE:
211 chip->chg.smb_version = PM855B_SUBTYPE;
212 chg->param = smb5_pmi855_params;
213 chg->name = "pm855b_charger";
214 break;
215 case PMI632_SUBTYPE:
216 chip->chg.smb_version = PMI632_SUBTYPE;
217 chg->param = smb5_pmi632_params;
218 chg->use_extcon = true;
219 chg->name = "pmi632_charger";
220 chg->hw_max_icl_ua =
221 (chip->dt.usb_icl_ua > 0) ? chip->dt.usb_icl_ua
222 : PMI632_MAX_ICL_UA;
223 chg->chg_freq.freq_5V = 600;
224 chg->chg_freq.freq_6V_8V = 800;
225 chg->chg_freq.freq_9V = 1050;
226 chg->chg_freq.freq_removal = 1050;
227 chg->chg_freq.freq_below_otg_threshold = 800;
228 chg->chg_freq.freq_above_otg_threshold = 800;
229 break;
230 default:
231 pr_err("PMIC subtype %d not supported\n",
232 pmic_rev_id->pmic_subtype);
233 rc = -EINVAL;
234 }
235
236out:
237 of_node_put(revid_dev_node);
238 return rc;
239}
240
Harry Yang4b7db0f2017-11-27 10:50:44 -0800241#define MICRO_1P5A 1500000
242#define MICRO_P1A 100000
243#define OTG_DEFAULT_DEGLITCH_TIME_MS 50
244#define MIN_WD_BARK_TIME 16
245#define DEFAULT_WD_BARK_TIME 64
246#define BITE_WDOG_TIMEOUT_8S 0x3
247#define BARK_WDOG_TIMEOUT_MASK GENMASK(3, 2)
248#define BARK_WDOG_TIMEOUT_SHIFT 2
249static int smb5_parse_dt(struct smb5 *chip)
250{
251 struct smb_charger *chg = &chip->chg;
252 struct device_node *node = chg->dev->of_node;
253 int rc, byte_len;
254
255 if (!node) {
256 pr_err("device tree node missing\n");
257 return -EINVAL;
258 }
259
260 chg->step_chg_enabled = of_property_read_bool(node,
261 "qcom,step-charging-enable");
262
263 chg->sw_jeita_enabled = of_property_read_bool(node,
264 "qcom,sw-jeita-enable");
265
266 rc = of_property_read_u32(node, "qcom,wd-bark-time-secs",
267 &chip->dt.wd_bark_time);
268 if (rc < 0 || chip->dt.wd_bark_time < MIN_WD_BARK_TIME)
269 chip->dt.wd_bark_time = DEFAULT_WD_BARK_TIME;
270
271 chip->dt.no_battery = of_property_read_bool(node,
272 "qcom,batteryless-platform");
273
274 rc = of_property_read_u32(node,
275 "qcom,fcc-max-ua", &chip->dt.batt_profile_fcc_ua);
276 if (rc < 0)
277 chip->dt.batt_profile_fcc_ua = -EINVAL;
278
279 rc = of_property_read_u32(node,
280 "qcom,fv-max-uv", &chip->dt.batt_profile_fv_uv);
281 if (rc < 0)
282 chip->dt.batt_profile_fv_uv = -EINVAL;
283
284 rc = of_property_read_u32(node,
285 "qcom,usb-icl-ua", &chip->dt.usb_icl_ua);
286 if (rc < 0)
287 chip->dt.usb_icl_ua = -EINVAL;
288
289 rc = of_property_read_u32(node,
290 "qcom,otg-cl-ua", &chg->otg_cl_ua);
291 if (rc < 0)
292 chg->otg_cl_ua = MICRO_1P5A;
293
294 if (of_find_property(node, "qcom,thermal-mitigation", &byte_len)) {
295 chg->thermal_mitigation = devm_kzalloc(chg->dev, byte_len,
296 GFP_KERNEL);
297
298 if (chg->thermal_mitigation == NULL)
299 return -ENOMEM;
300
301 chg->thermal_levels = byte_len / sizeof(u32);
302 rc = of_property_read_u32_array(node,
303 "qcom,thermal-mitigation",
304 chg->thermal_mitigation,
305 chg->thermal_levels);
306 if (rc < 0) {
307 dev_err(chg->dev,
308 "Couldn't read threm limits rc = %d\n", rc);
309 return rc;
310 }
311 }
312
313 rc = of_property_read_u32(node, "qcom,float-option",
314 &chip->dt.float_option);
315 if (!rc && (chip->dt.float_option < 0 || chip->dt.float_option > 4)) {
316 pr_err("qcom,float-option is out of range [0, 4]\n");
317 return -EINVAL;
318 }
319
320 chip->dt.hvdcp_disable = of_property_read_bool(node,
321 "qcom,hvdcp-disable");
322
323
324 rc = of_property_read_u32(node, "qcom,chg-inhibit-threshold-mv",
325 &chip->dt.chg_inhibit_thr_mv);
326 if (!rc && (chip->dt.chg_inhibit_thr_mv < 0 ||
327 chip->dt.chg_inhibit_thr_mv > 300)) {
328 pr_err("qcom,chg-inhibit-threshold-mv is incorrect\n");
329 return -EINVAL;
330 }
331
332 chip->dt.auto_recharge_soc = of_property_read_bool(node,
333 "qcom,auto-recharge-soc");
334
Harry Yang4b7db0f2017-11-27 10:50:44 -0800335 chg->dcp_icl_ua = chip->dt.usb_icl_ua;
336
337 chg->suspend_input_on_debug_batt = of_property_read_bool(node,
338 "qcom,suspend-input-on-debug-batt");
339
340 rc = of_property_read_u32(node, "qcom,otg-deglitch-time-ms",
341 &chg->otg_delay_ms);
342 if (rc < 0)
343 chg->otg_delay_ms = OTG_DEFAULT_DEGLITCH_TIME_MS;
344
345 return 0;
346}
347
348/************************
349 * USB PSY REGISTRATION *
350 ************************/
351static enum power_supply_property smb5_usb_props[] = {
352 POWER_SUPPLY_PROP_PRESENT,
353 POWER_SUPPLY_PROP_ONLINE,
354 POWER_SUPPLY_PROP_PD_CURRENT_MAX,
355 POWER_SUPPLY_PROP_CURRENT_MAX,
356 POWER_SUPPLY_PROP_TYPE,
357 POWER_SUPPLY_PROP_TYPEC_MODE,
358 POWER_SUPPLY_PROP_TYPEC_POWER_ROLE,
359 POWER_SUPPLY_PROP_TYPEC_CC_ORIENTATION,
360 POWER_SUPPLY_PROP_PD_ALLOWED,
361 POWER_SUPPLY_PROP_PD_ACTIVE,
362 POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED,
363 POWER_SUPPLY_PROP_INPUT_CURRENT_NOW,
364 POWER_SUPPLY_PROP_BOOST_CURRENT,
365 POWER_SUPPLY_PROP_PE_START,
366 POWER_SUPPLY_PROP_CTM_CURRENT_MAX,
367 POWER_SUPPLY_PROP_HW_CURRENT_MAX,
368 POWER_SUPPLY_PROP_REAL_TYPE,
369 POWER_SUPPLY_PROP_PR_SWAP,
370 POWER_SUPPLY_PROP_PD_VOLTAGE_MAX,
371 POWER_SUPPLY_PROP_PD_VOLTAGE_MIN,
372 POWER_SUPPLY_PROP_SDP_CURRENT_MAX,
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530373 POWER_SUPPLY_PROP_CONNECTOR_TYPE,
Ashay Jaiswal1f71b412017-10-31 14:33:27 +0530374 POWER_SUPPLY_PROP_VOLTAGE_MAX,
Ashay Jaiswal09feab82018-02-12 12:33:18 +0530375 POWER_SUPPLY_PROP_SCOPE,
Harry Yang4b7db0f2017-11-27 10:50:44 -0800376};
377
378static int smb5_usb_get_prop(struct power_supply *psy,
379 enum power_supply_property psp,
380 union power_supply_propval *val)
381{
382 struct smb5 *chip = power_supply_get_drvdata(psy);
383 struct smb_charger *chg = &chip->chg;
Ashay Jaiswal09feab82018-02-12 12:33:18 +0530384 union power_supply_propval pval;
Harry Yang4b7db0f2017-11-27 10:50:44 -0800385 int rc = 0;
386
387 switch (psp) {
388 case POWER_SUPPLY_PROP_PRESENT:
389 rc = smblib_get_prop_usb_present(chg, val);
390 break;
391 case POWER_SUPPLY_PROP_ONLINE:
392 rc = smblib_get_prop_usb_online(chg, val);
393 if (!val->intval)
394 break;
395
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530396 if (((chg->typec_mode == POWER_SUPPLY_TYPEC_SOURCE_DEFAULT) ||
397 (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB))
398 && (chg->real_charger_type == POWER_SUPPLY_TYPE_USB))
Harry Yang4b7db0f2017-11-27 10:50:44 -0800399 val->intval = 0;
400 else
401 val->intval = 1;
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530402
Harry Yang4b7db0f2017-11-27 10:50:44 -0800403 if (chg->real_charger_type == POWER_SUPPLY_TYPE_UNKNOWN)
404 val->intval = 0;
405 break;
406 case POWER_SUPPLY_PROP_VOLTAGE_MAX:
407 rc = smblib_get_prop_usb_voltage_max(chg, val);
408 break;
409 case POWER_SUPPLY_PROP_PD_CURRENT_MAX:
410 val->intval = get_client_vote(chg->usb_icl_votable, PD_VOTER);
411 break;
412 case POWER_SUPPLY_PROP_CURRENT_MAX:
413 rc = smblib_get_prop_input_current_settled(chg, val);
414 break;
415 case POWER_SUPPLY_PROP_TYPE:
416 val->intval = POWER_SUPPLY_TYPE_USB_PD;
417 break;
418 case POWER_SUPPLY_PROP_REAL_TYPE:
419 val->intval = chg->real_charger_type;
420 break;
421 case POWER_SUPPLY_PROP_TYPEC_MODE:
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530422 if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB)
Harry Yang4b7db0f2017-11-27 10:50:44 -0800423 val->intval = POWER_SUPPLY_TYPEC_NONE;
424 else
425 val->intval = chg->typec_mode;
426 break;
427 case POWER_SUPPLY_PROP_TYPEC_POWER_ROLE:
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530428 if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB)
Harry Yang4b7db0f2017-11-27 10:50:44 -0800429 val->intval = POWER_SUPPLY_TYPEC_PR_NONE;
430 else
431 rc = smblib_get_prop_typec_power_role(chg, val);
432 break;
433 case POWER_SUPPLY_PROP_TYPEC_CC_ORIENTATION:
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530434 if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB)
Harry Yang4b7db0f2017-11-27 10:50:44 -0800435 val->intval = 0;
436 else
437 rc = smblib_get_prop_typec_cc_orientation(chg, val);
438 break;
439 case POWER_SUPPLY_PROP_PD_ALLOWED:
440 rc = smblib_get_prop_pd_allowed(chg, val);
441 break;
442 case POWER_SUPPLY_PROP_PD_ACTIVE:
443 val->intval = chg->pd_active;
444 break;
445 case POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED:
446 rc = smblib_get_prop_input_current_settled(chg, val);
447 break;
448 case POWER_SUPPLY_PROP_BOOST_CURRENT:
449 val->intval = chg->boost_current_ua;
450 break;
451 case POWER_SUPPLY_PROP_PD_IN_HARD_RESET:
452 rc = smblib_get_prop_pd_in_hard_reset(chg, val);
453 break;
454 case POWER_SUPPLY_PROP_PD_USB_SUSPEND_SUPPORTED:
455 val->intval = chg->system_suspend_supported;
456 break;
457 case POWER_SUPPLY_PROP_PE_START:
458 rc = smblib_get_pe_start(chg, val);
459 break;
460 case POWER_SUPPLY_PROP_CTM_CURRENT_MAX:
461 val->intval = get_client_vote(chg->usb_icl_votable, CTM_VOTER);
462 break;
463 case POWER_SUPPLY_PROP_HW_CURRENT_MAX:
464 rc = smblib_get_charge_current(chg, &val->intval);
465 break;
466 case POWER_SUPPLY_PROP_PR_SWAP:
467 rc = smblib_get_prop_pr_swap_in_progress(chg, val);
468 break;
469 case POWER_SUPPLY_PROP_PD_VOLTAGE_MAX:
470 val->intval = chg->voltage_max_uv;
471 break;
472 case POWER_SUPPLY_PROP_PD_VOLTAGE_MIN:
473 val->intval = chg->voltage_min_uv;
474 break;
475 case POWER_SUPPLY_PROP_SDP_CURRENT_MAX:
476 val->intval = get_client_vote(chg->usb_icl_votable,
477 USB_PSY_VOTER);
478 break;
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530479 case POWER_SUPPLY_PROP_CONNECTOR_TYPE:
480 val->intval = chg->connector_type;
481 break;
Ashay Jaiswal09feab82018-02-12 12:33:18 +0530482 case POWER_SUPPLY_PROP_SCOPE:
483 val->intval = POWER_SUPPLY_SCOPE_UNKNOWN;
484 rc = smblib_get_prop_usb_present(chg, &pval);
485 if (rc < 0)
486 break;
487 val->intval = pval.intval ? POWER_SUPPLY_SCOPE_DEVICE
488 : chg->otg_present ? POWER_SUPPLY_SCOPE_SYSTEM
489 : POWER_SUPPLY_SCOPE_UNKNOWN;
490 break;
Harry Yang4b7db0f2017-11-27 10:50:44 -0800491 default:
492 pr_err("get prop %d is not supported in usb\n", psp);
493 rc = -EINVAL;
494 break;
495 }
496
497 if (rc < 0) {
498 pr_debug("Couldn't get prop %d rc = %d\n", psp, rc);
499 return -ENODATA;
500 }
501
502 return 0;
503}
504
505static int smb5_usb_set_prop(struct power_supply *psy,
506 enum power_supply_property psp,
507 const union power_supply_propval *val)
508{
509 struct smb5 *chip = power_supply_get_drvdata(psy);
510 struct smb_charger *chg = &chip->chg;
511 int rc = 0;
512
513 mutex_lock(&chg->lock);
514 if (!chg->typec_present) {
515 rc = -EINVAL;
516 goto unlock;
517 }
518
519 switch (psp) {
520 case POWER_SUPPLY_PROP_PD_CURRENT_MAX:
521 rc = smblib_set_prop_pd_current_max(chg, val);
522 break;
523 case POWER_SUPPLY_PROP_TYPEC_POWER_ROLE:
524 rc = smblib_set_prop_typec_power_role(chg, val);
525 break;
526 case POWER_SUPPLY_PROP_PD_ACTIVE:
527 rc = smblib_set_prop_pd_active(chg, val);
528 break;
529 case POWER_SUPPLY_PROP_PD_IN_HARD_RESET:
530 rc = smblib_set_prop_pd_in_hard_reset(chg, val);
531 break;
532 case POWER_SUPPLY_PROP_PD_USB_SUSPEND_SUPPORTED:
533 chg->system_suspend_supported = val->intval;
534 break;
535 case POWER_SUPPLY_PROP_BOOST_CURRENT:
536 rc = smblib_set_prop_boost_current(chg, val);
537 break;
538 case POWER_SUPPLY_PROP_CTM_CURRENT_MAX:
539 rc = vote(chg->usb_icl_votable, CTM_VOTER,
540 val->intval >= 0, val->intval);
541 break;
542 case POWER_SUPPLY_PROP_PR_SWAP:
543 rc = smblib_set_prop_pr_swap_in_progress(chg, val);
544 break;
545 case POWER_SUPPLY_PROP_PD_VOLTAGE_MAX:
546 rc = smblib_set_prop_pd_voltage_max(chg, val);
547 break;
548 case POWER_SUPPLY_PROP_PD_VOLTAGE_MIN:
549 rc = smblib_set_prop_pd_voltage_min(chg, val);
550 break;
551 case POWER_SUPPLY_PROP_SDP_CURRENT_MAX:
552 rc = smblib_set_prop_sdp_current_max(chg, val);
553 break;
554 default:
555 pr_err("set prop %d is not supported\n", psp);
556 rc = -EINVAL;
557 break;
558 }
559
560unlock:
561 mutex_unlock(&chg->lock);
562 return rc;
563}
564
565static int smb5_usb_prop_is_writeable(struct power_supply *psy,
566 enum power_supply_property psp)
567{
568 switch (psp) {
569 case POWER_SUPPLY_PROP_CTM_CURRENT_MAX:
570 return 1;
571 default:
572 break;
573 }
574
575 return 0;
576}
577
578static const struct power_supply_desc usb_psy_desc = {
579 .name = "usb",
580 .type = POWER_SUPPLY_TYPE_USB_PD,
581 .properties = smb5_usb_props,
582 .num_properties = ARRAY_SIZE(smb5_usb_props),
583 .get_property = smb5_usb_get_prop,
584 .set_property = smb5_usb_set_prop,
585 .property_is_writeable = smb5_usb_prop_is_writeable,
586};
587
588static int smb5_init_usb_psy(struct smb5 *chip)
589{
590 struct power_supply_config usb_cfg = {};
591 struct smb_charger *chg = &chip->chg;
592
593 usb_cfg.drv_data = chip;
594 usb_cfg.of_node = chg->dev->of_node;
595 chg->usb_psy = devm_power_supply_register(chg->dev,
596 &usb_psy_desc,
597 &usb_cfg);
598 if (IS_ERR(chg->usb_psy)) {
599 pr_err("Couldn't register USB power supply\n");
600 return PTR_ERR(chg->usb_psy);
601 }
602
603 return 0;
604}
605
606/********************************
607 * USB PC_PORT PSY REGISTRATION *
608 ********************************/
609static enum power_supply_property smb5_usb_port_props[] = {
610 POWER_SUPPLY_PROP_TYPE,
611 POWER_SUPPLY_PROP_ONLINE,
612 POWER_SUPPLY_PROP_VOLTAGE_MAX,
613 POWER_SUPPLY_PROP_CURRENT_MAX,
614};
615
616static int smb5_usb_port_get_prop(struct power_supply *psy,
617 enum power_supply_property psp,
618 union power_supply_propval *val)
619{
620 struct smb5 *chip = power_supply_get_drvdata(psy);
621 struct smb_charger *chg = &chip->chg;
622 int rc = 0;
623
624 switch (psp) {
625 case POWER_SUPPLY_PROP_TYPE:
626 val->intval = POWER_SUPPLY_TYPE_USB;
627 break;
628 case POWER_SUPPLY_PROP_ONLINE:
629 rc = smblib_get_prop_usb_online(chg, val);
630 if (!val->intval)
631 break;
632
Ashay Jaiswala9e10912018-02-02 14:03:35 +0530633 if (((chg->typec_mode == POWER_SUPPLY_TYPEC_SOURCE_DEFAULT) ||
634 (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB))
635 && (chg->real_charger_type == POWER_SUPPLY_TYPE_USB))
Harry Yang4b7db0f2017-11-27 10:50:44 -0800636 val->intval = 1;
637 else
638 val->intval = 0;
639 break;
640 case POWER_SUPPLY_PROP_VOLTAGE_MAX:
641 val->intval = 5000000;
642 break;
643 case POWER_SUPPLY_PROP_CURRENT_MAX:
644 rc = smblib_get_prop_input_current_settled(chg, val);
645 break;
646 default:
647 pr_err_ratelimited("Get prop %d is not supported in pc_port\n",
648 psp);
649 return -EINVAL;
650 }
651
652 if (rc < 0) {
653 pr_debug("Couldn't get prop %d rc = %d\n", psp, rc);
654 return -ENODATA;
655 }
656
657 return 0;
658}
659
660static int smb5_usb_port_set_prop(struct power_supply *psy,
661 enum power_supply_property psp,
662 const union power_supply_propval *val)
663{
664 int rc = 0;
665
666 switch (psp) {
667 default:
668 pr_err_ratelimited("Set prop %d is not supported in pc_port\n",
669 psp);
670 rc = -EINVAL;
671 break;
672 }
673
674 return rc;
675}
676
677static const struct power_supply_desc usb_port_psy_desc = {
678 .name = "pc_port",
679 .type = POWER_SUPPLY_TYPE_USB,
680 .properties = smb5_usb_port_props,
681 .num_properties = ARRAY_SIZE(smb5_usb_port_props),
682 .get_property = smb5_usb_port_get_prop,
683 .set_property = smb5_usb_port_set_prop,
684};
685
686static int smb5_init_usb_port_psy(struct smb5 *chip)
687{
688 struct power_supply_config usb_port_cfg = {};
689 struct smb_charger *chg = &chip->chg;
690
691 usb_port_cfg.drv_data = chip;
692 usb_port_cfg.of_node = chg->dev->of_node;
693 chg->usb_port_psy = devm_power_supply_register(chg->dev,
694 &usb_port_psy_desc,
695 &usb_port_cfg);
696 if (IS_ERR(chg->usb_port_psy)) {
697 pr_err("Couldn't register USB pc_port power supply\n");
698 return PTR_ERR(chg->usb_port_psy);
699 }
700
701 return 0;
702}
703
704/*****************************
705 * USB MAIN PSY REGISTRATION *
706 *****************************/
707
708static enum power_supply_property smb5_usb_main_props[] = {
709 POWER_SUPPLY_PROP_VOLTAGE_MAX,
710 POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX,
711 POWER_SUPPLY_PROP_TYPE,
712 POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED,
713 POWER_SUPPLY_PROP_INPUT_VOLTAGE_SETTLED,
714 POWER_SUPPLY_PROP_FCC_DELTA,
715 POWER_SUPPLY_PROP_CURRENT_MAX,
Ashay Jaiswal09feab82018-02-12 12:33:18 +0530716 POWER_SUPPLY_PROP_FLASH_ACTIVE,
717 POWER_SUPPLY_PROP_FLASH_TRIGGER,
Harry Yang4b7db0f2017-11-27 10:50:44 -0800718};
719
720static int smb5_usb_main_get_prop(struct power_supply *psy,
721 enum power_supply_property psp,
722 union power_supply_propval *val)
723{
724 struct smb5 *chip = power_supply_get_drvdata(psy);
725 struct smb_charger *chg = &chip->chg;
726 int rc = 0;
727
728 switch (psp) {
729 case POWER_SUPPLY_PROP_VOLTAGE_MAX:
730 rc = smblib_get_charge_param(chg, &chg->param.fv, &val->intval);
731 break;
732 case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
733 rc = smblib_get_charge_param(chg, &chg->param.fcc,
734 &val->intval);
735 break;
736 case POWER_SUPPLY_PROP_TYPE:
737 val->intval = POWER_SUPPLY_TYPE_MAIN;
738 break;
739 case POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED:
740 rc = smblib_get_prop_input_current_settled(chg, val);
741 break;
742 case POWER_SUPPLY_PROP_INPUT_VOLTAGE_SETTLED:
743 rc = smblib_get_prop_input_voltage_settled(chg, val);
744 break;
745 case POWER_SUPPLY_PROP_FCC_DELTA:
746 rc = smblib_get_prop_fcc_delta(chg, val);
747 break;
748 case POWER_SUPPLY_PROP_CURRENT_MAX:
749 rc = smblib_get_icl_current(chg, &val->intval);
750 break;
Ashay Jaiswal09feab82018-02-12 12:33:18 +0530751 case POWER_SUPPLY_PROP_FLASH_ACTIVE:
752 val->intval = chg->flash_active;
753 break;
754 case POWER_SUPPLY_PROP_FLASH_TRIGGER:
755 rc = schgm_flash_get_vreg_ok(chg, &val->intval);
756 break;
Harry Yang4b7db0f2017-11-27 10:50:44 -0800757 default:
758 pr_debug("get prop %d is not supported in usb-main\n", psp);
759 rc = -EINVAL;
760 break;
761 }
762 if (rc < 0) {
763 pr_debug("Couldn't get prop %d rc = %d\n", psp, rc);
764 return -ENODATA;
765 }
766
767 return 0;
768}
769
770static int smb5_usb_main_set_prop(struct power_supply *psy,
771 enum power_supply_property psp,
772 const union power_supply_propval *val)
773{
774 struct smb5 *chip = power_supply_get_drvdata(psy);
775 struct smb_charger *chg = &chip->chg;
776 int rc = 0;
777
778 switch (psp) {
779 case POWER_SUPPLY_PROP_VOLTAGE_MAX:
780 rc = smblib_set_charge_param(chg, &chg->param.fv, val->intval);
781 break;
782 case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
783 rc = smblib_set_charge_param(chg, &chg->param.fcc, val->intval);
784 break;
785 case POWER_SUPPLY_PROP_CURRENT_MAX:
786 rc = smblib_set_icl_current(chg, val->intval);
787 break;
Ashay Jaiswal09feab82018-02-12 12:33:18 +0530788 case POWER_SUPPLY_PROP_FLASH_ACTIVE:
789 chg->flash_active = val->intval;
790 break;
Harry Yang4b7db0f2017-11-27 10:50:44 -0800791 default:
792 pr_err("set prop %d is not supported\n", psp);
793 rc = -EINVAL;
794 break;
795 }
796
797 return rc;
798}
799
800static const struct power_supply_desc usb_main_psy_desc = {
801 .name = "main",
802 .type = POWER_SUPPLY_TYPE_MAIN,
803 .properties = smb5_usb_main_props,
804 .num_properties = ARRAY_SIZE(smb5_usb_main_props),
805 .get_property = smb5_usb_main_get_prop,
806 .set_property = smb5_usb_main_set_prop,
807};
808
809static int smb5_init_usb_main_psy(struct smb5 *chip)
810{
811 struct power_supply_config usb_main_cfg = {};
812 struct smb_charger *chg = &chip->chg;
813
814 usb_main_cfg.drv_data = chip;
815 usb_main_cfg.of_node = chg->dev->of_node;
816 chg->usb_main_psy = devm_power_supply_register(chg->dev,
817 &usb_main_psy_desc,
818 &usb_main_cfg);
819 if (IS_ERR(chg->usb_main_psy)) {
820 pr_err("Couldn't register USB main power supply\n");
821 return PTR_ERR(chg->usb_main_psy);
822 }
823
824 return 0;
825}
826
827/*************************
828 * DC PSY REGISTRATION *
829 *************************/
830
831static enum power_supply_property smb5_dc_props[] = {
832 POWER_SUPPLY_PROP_INPUT_SUSPEND,
833 POWER_SUPPLY_PROP_PRESENT,
834 POWER_SUPPLY_PROP_ONLINE,
835 POWER_SUPPLY_PROP_REAL_TYPE,
836};
837
838static int smb5_dc_get_prop(struct power_supply *psy,
839 enum power_supply_property psp,
840 union power_supply_propval *val)
841{
842 struct smb5 *chip = power_supply_get_drvdata(psy);
843 struct smb_charger *chg = &chip->chg;
844 int rc = 0;
845
846 switch (psp) {
847 case POWER_SUPPLY_PROP_INPUT_SUSPEND:
848 val->intval = get_effective_result(chg->dc_suspend_votable);
849 break;
850 case POWER_SUPPLY_PROP_PRESENT:
851 rc = smblib_get_prop_dc_present(chg, val);
852 break;
853 case POWER_SUPPLY_PROP_ONLINE:
854 rc = smblib_get_prop_dc_online(chg, val);
855 break;
856 case POWER_SUPPLY_PROP_REAL_TYPE:
857 val->intval = POWER_SUPPLY_TYPE_WIPOWER;
858 break;
859 default:
860 return -EINVAL;
861 }
862 if (rc < 0) {
863 pr_debug("Couldn't get prop %d rc = %d\n", psp, rc);
864 return -ENODATA;
865 }
866 return 0;
867}
868
869static int smb5_dc_set_prop(struct power_supply *psy,
870 enum power_supply_property psp,
871 const union power_supply_propval *val)
872{
873 struct smb5 *chip = power_supply_get_drvdata(psy);
874 struct smb_charger *chg = &chip->chg;
875 int rc = 0;
876
877 switch (psp) {
878 case POWER_SUPPLY_PROP_INPUT_SUSPEND:
879 rc = vote(chg->dc_suspend_votable, WBC_VOTER,
880 (bool)val->intval, 0);
881 break;
882 default:
883 return -EINVAL;
884 }
885
886 return rc;
887}
888
889static int smb5_dc_prop_is_writeable(struct power_supply *psy,
890 enum power_supply_property psp)
891{
892 int rc;
893
894 switch (psp) {
895 default:
896 rc = 0;
897 break;
898 }
899
900 return rc;
901}
902
903static const struct power_supply_desc dc_psy_desc = {
904 .name = "dc",
905 .type = POWER_SUPPLY_TYPE_WIRELESS,
906 .properties = smb5_dc_props,
907 .num_properties = ARRAY_SIZE(smb5_dc_props),
908 .get_property = smb5_dc_get_prop,
909 .set_property = smb5_dc_set_prop,
910 .property_is_writeable = smb5_dc_prop_is_writeable,
911};
912
913static int smb5_init_dc_psy(struct smb5 *chip)
914{
915 struct power_supply_config dc_cfg = {};
916 struct smb_charger *chg = &chip->chg;
917
918 dc_cfg.drv_data = chip;
919 dc_cfg.of_node = chg->dev->of_node;
920 chg->dc_psy = devm_power_supply_register(chg->dev,
921 &dc_psy_desc,
922 &dc_cfg);
923 if (IS_ERR(chg->dc_psy)) {
924 pr_err("Couldn't register USB power supply\n");
925 return PTR_ERR(chg->dc_psy);
926 }
927
928 return 0;
929}
930
931/*************************
932 * BATT PSY REGISTRATION *
933 *************************/
934static enum power_supply_property smb5_batt_props[] = {
935 POWER_SUPPLY_PROP_INPUT_SUSPEND,
936 POWER_SUPPLY_PROP_STATUS,
937 POWER_SUPPLY_PROP_HEALTH,
938 POWER_SUPPLY_PROP_PRESENT,
939 POWER_SUPPLY_PROP_CHARGE_TYPE,
940 POWER_SUPPLY_PROP_CAPACITY,
941 POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED,
942 POWER_SUPPLY_PROP_VOLTAGE_NOW,
943 POWER_SUPPLY_PROP_VOLTAGE_MAX,
944 POWER_SUPPLY_PROP_CURRENT_NOW,
945 POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX,
946 POWER_SUPPLY_PROP_TEMP,
947 POWER_SUPPLY_PROP_TECHNOLOGY,
948 POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED,
949 POWER_SUPPLY_PROP_SW_JEITA_ENABLED,
950 POWER_SUPPLY_PROP_CHARGE_DONE,
951 POWER_SUPPLY_PROP_PARALLEL_DISABLE,
952 POWER_SUPPLY_PROP_SET_SHIP_MODE,
953 POWER_SUPPLY_PROP_DIE_HEALTH,
954 POWER_SUPPLY_PROP_RERUN_AICL,
955 POWER_SUPPLY_PROP_DP_DM,
956 POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX,
957 POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT,
958 POWER_SUPPLY_PROP_CHARGE_COUNTER,
959};
960
961static int smb5_batt_get_prop(struct power_supply *psy,
962 enum power_supply_property psp,
963 union power_supply_propval *val)
964{
965 struct smb_charger *chg = power_supply_get_drvdata(psy);
966 int rc = 0;
967
968 switch (psp) {
969 case POWER_SUPPLY_PROP_STATUS:
970 rc = smblib_get_prop_batt_status(chg, val);
971 break;
972 case POWER_SUPPLY_PROP_HEALTH:
973 rc = smblib_get_prop_batt_health(chg, val);
974 break;
975 case POWER_SUPPLY_PROP_PRESENT:
976 rc = smblib_get_prop_batt_present(chg, val);
977 break;
978 case POWER_SUPPLY_PROP_INPUT_SUSPEND:
979 rc = smblib_get_prop_input_suspend(chg, val);
980 break;
981 case POWER_SUPPLY_PROP_CHARGE_TYPE:
982 rc = smblib_get_prop_batt_charge_type(chg, val);
983 break;
984 case POWER_SUPPLY_PROP_CAPACITY:
985 rc = smblib_get_prop_batt_capacity(chg, val);
986 break;
987 case POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT:
988 rc = smblib_get_prop_system_temp_level(chg, val);
989 break;
990 case POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX:
991 rc = smblib_get_prop_system_temp_level_max(chg, val);
992 break;
993 case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED:
994 rc = smblib_get_prop_input_current_limited(chg, val);
995 break;
996 case POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED:
997 val->intval = chg->step_chg_enabled;
998 break;
999 case POWER_SUPPLY_PROP_SW_JEITA_ENABLED:
1000 val->intval = chg->sw_jeita_enabled;
1001 break;
1002 case POWER_SUPPLY_PROP_VOLTAGE_NOW:
1003 rc = smblib_get_prop_batt_voltage_now(chg, val);
1004 break;
1005 case POWER_SUPPLY_PROP_VOLTAGE_MAX:
1006 val->intval = get_client_vote(chg->fv_votable,
1007 BATT_PROFILE_VOTER);
1008 break;
1009 case POWER_SUPPLY_PROP_CURRENT_NOW:
1010 rc = smblib_get_prop_batt_current_now(chg, val);
1011 break;
1012 case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
1013 val->intval = get_client_vote(chg->fcc_votable,
1014 BATT_PROFILE_VOTER);
1015 break;
1016 case POWER_SUPPLY_PROP_TEMP:
1017 rc = smblib_get_prop_batt_temp(chg, val);
1018 break;
1019 case POWER_SUPPLY_PROP_TECHNOLOGY:
1020 val->intval = POWER_SUPPLY_TECHNOLOGY_LION;
1021 break;
1022 case POWER_SUPPLY_PROP_CHARGE_DONE:
1023 rc = smblib_get_prop_batt_charge_done(chg, val);
1024 break;
1025 case POWER_SUPPLY_PROP_PARALLEL_DISABLE:
1026 val->intval = get_client_vote(chg->pl_disable_votable,
1027 USER_VOTER);
1028 break;
1029 case POWER_SUPPLY_PROP_SET_SHIP_MODE:
1030 /* Not in ship mode as long as device is active */
1031 val->intval = 0;
1032 break;
1033 case POWER_SUPPLY_PROP_DIE_HEALTH:
1034 if (chg->die_health == -EINVAL)
1035 rc = smblib_get_prop_die_health(chg, val);
1036 else
1037 val->intval = chg->die_health;
1038 break;
1039 case POWER_SUPPLY_PROP_DP_DM:
1040 val->intval = chg->pulse_cnt;
1041 break;
1042 case POWER_SUPPLY_PROP_RERUN_AICL:
1043 val->intval = 0;
1044 break;
1045 case POWER_SUPPLY_PROP_CHARGE_COUNTER:
1046 rc = smblib_get_prop_batt_charge_counter(chg, val);
1047 break;
1048 default:
1049 pr_err("batt power supply prop %d not supported\n", psp);
1050 return -EINVAL;
1051 }
1052
1053 if (rc < 0) {
1054 pr_debug("Couldn't get prop %d rc = %d\n", psp, rc);
1055 return -ENODATA;
1056 }
1057
1058 return 0;
1059}
1060
1061static int smb5_batt_set_prop(struct power_supply *psy,
1062 enum power_supply_property prop,
1063 const union power_supply_propval *val)
1064{
1065 int rc = 0;
1066 struct smb_charger *chg = power_supply_get_drvdata(psy);
1067
1068 switch (prop) {
1069 case POWER_SUPPLY_PROP_STATUS:
1070 rc = smblib_set_prop_batt_status(chg, val);
1071 break;
1072 case POWER_SUPPLY_PROP_INPUT_SUSPEND:
1073 rc = smblib_set_prop_input_suspend(chg, val);
1074 break;
1075 case POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT:
1076 rc = smblib_set_prop_system_temp_level(chg, val);
1077 break;
1078 case POWER_SUPPLY_PROP_CAPACITY:
1079 rc = smblib_set_prop_batt_capacity(chg, val);
1080 break;
1081 case POWER_SUPPLY_PROP_PARALLEL_DISABLE:
1082 vote(chg->pl_disable_votable, USER_VOTER, (bool)val->intval, 0);
1083 break;
1084 case POWER_SUPPLY_PROP_VOLTAGE_MAX:
1085 chg->batt_profile_fv_uv = val->intval;
1086 vote(chg->fv_votable, BATT_PROFILE_VOTER, true, val->intval);
1087 break;
1088 case POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED:
1089 chg->step_chg_enabled = !!val->intval;
1090 break;
1091 case POWER_SUPPLY_PROP_SW_JEITA_ENABLED:
1092 if (chg->sw_jeita_enabled != (!!val->intval)) {
1093 rc = smblib_disable_hw_jeita(chg, !!val->intval);
1094 if (rc == 0)
1095 chg->sw_jeita_enabled = !!val->intval;
1096 }
1097 break;
1098 case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
1099 chg->batt_profile_fcc_ua = val->intval;
1100 vote(chg->fcc_votable, BATT_PROFILE_VOTER, true, val->intval);
1101 break;
1102 case POWER_SUPPLY_PROP_SET_SHIP_MODE:
1103 /* Not in ship mode as long as the device is active */
1104 if (!val->intval)
1105 break;
1106 if (chg->pl.psy)
1107 power_supply_set_property(chg->pl.psy,
1108 POWER_SUPPLY_PROP_SET_SHIP_MODE, val);
1109 rc = smblib_set_prop_ship_mode(chg, val);
1110 break;
1111 case POWER_SUPPLY_PROP_RERUN_AICL:
1112 rc = smblib_rerun_aicl(chg);
1113 break;
1114 case POWER_SUPPLY_PROP_DP_DM:
1115 rc = smblib_dp_dm(chg, val->intval);
1116 break;
1117 case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED:
1118 rc = smblib_set_prop_input_current_limited(chg, val);
1119 break;
1120 case POWER_SUPPLY_PROP_DIE_HEALTH:
1121 chg->die_health = val->intval;
1122 power_supply_changed(chg->batt_psy);
1123 break;
1124 default:
1125 rc = -EINVAL;
1126 }
1127
1128 return rc;
1129}
1130
1131static int smb5_batt_prop_is_writeable(struct power_supply *psy,
1132 enum power_supply_property psp)
1133{
1134 switch (psp) {
1135 case POWER_SUPPLY_PROP_STATUS:
1136 case POWER_SUPPLY_PROP_INPUT_SUSPEND:
1137 case POWER_SUPPLY_PROP_SYSTEM_TEMP_LEVEL:
1138 case POWER_SUPPLY_PROP_CAPACITY:
1139 case POWER_SUPPLY_PROP_PARALLEL_DISABLE:
1140 case POWER_SUPPLY_PROP_DP_DM:
1141 case POWER_SUPPLY_PROP_RERUN_AICL:
1142 case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED:
1143 case POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED:
1144 case POWER_SUPPLY_PROP_SW_JEITA_ENABLED:
1145 case POWER_SUPPLY_PROP_DIE_HEALTH:
1146 return 1;
1147 default:
1148 break;
1149 }
1150
1151 return 0;
1152}
1153
1154static const struct power_supply_desc batt_psy_desc = {
1155 .name = "battery",
1156 .type = POWER_SUPPLY_TYPE_BATTERY,
1157 .properties = smb5_batt_props,
1158 .num_properties = ARRAY_SIZE(smb5_batt_props),
1159 .get_property = smb5_batt_get_prop,
1160 .set_property = smb5_batt_set_prop,
1161 .property_is_writeable = smb5_batt_prop_is_writeable,
1162};
1163
1164static int smb5_init_batt_psy(struct smb5 *chip)
1165{
1166 struct power_supply_config batt_cfg = {};
1167 struct smb_charger *chg = &chip->chg;
1168 int rc = 0;
1169
1170 batt_cfg.drv_data = chg;
1171 batt_cfg.of_node = chg->dev->of_node;
1172 chg->batt_psy = devm_power_supply_register(chg->dev,
1173 &batt_psy_desc,
1174 &batt_cfg);
1175 if (IS_ERR(chg->batt_psy)) {
1176 pr_err("Couldn't register battery power supply\n");
1177 return PTR_ERR(chg->batt_psy);
1178 }
1179
1180 return rc;
1181}
1182
1183/******************************
1184 * VBUS REGULATOR REGISTRATION *
1185 ******************************/
1186
1187static struct regulator_ops smb5_vbus_reg_ops = {
1188 .enable = smblib_vbus_regulator_enable,
1189 .disable = smblib_vbus_regulator_disable,
1190 .is_enabled = smblib_vbus_regulator_is_enabled,
1191};
1192
1193static int smb5_init_vbus_regulator(struct smb5 *chip)
1194{
1195 struct smb_charger *chg = &chip->chg;
1196 struct regulator_config cfg = {};
1197 int rc = 0;
1198
1199 chg->vbus_vreg = devm_kzalloc(chg->dev, sizeof(*chg->vbus_vreg),
1200 GFP_KERNEL);
1201 if (!chg->vbus_vreg)
1202 return -ENOMEM;
1203
1204 cfg.dev = chg->dev;
1205 cfg.driver_data = chip;
1206
1207 chg->vbus_vreg->rdesc.owner = THIS_MODULE;
1208 chg->vbus_vreg->rdesc.type = REGULATOR_VOLTAGE;
1209 chg->vbus_vreg->rdesc.ops = &smb5_vbus_reg_ops;
1210 chg->vbus_vreg->rdesc.of_match = "qcom,smb5-vbus";
1211 chg->vbus_vreg->rdesc.name = "qcom,smb5-vbus";
1212
1213 chg->vbus_vreg->rdev = devm_regulator_register(chg->dev,
1214 &chg->vbus_vreg->rdesc, &cfg);
1215 if (IS_ERR(chg->vbus_vreg->rdev)) {
1216 rc = PTR_ERR(chg->vbus_vreg->rdev);
1217 chg->vbus_vreg->rdev = NULL;
1218 if (rc != -EPROBE_DEFER)
1219 pr_err("Couldn't register VBUS regulator rc=%d\n", rc);
1220 }
1221
1222 return rc;
1223}
1224
1225/******************************
1226 * VCONN REGULATOR REGISTRATION *
1227 ******************************/
1228
1229static struct regulator_ops smb5_vconn_reg_ops = {
1230 .enable = smblib_vconn_regulator_enable,
1231 .disable = smblib_vconn_regulator_disable,
1232 .is_enabled = smblib_vconn_regulator_is_enabled,
1233};
1234
1235static int smb5_init_vconn_regulator(struct smb5 *chip)
1236{
1237 struct smb_charger *chg = &chip->chg;
1238 struct regulator_config cfg = {};
1239 int rc = 0;
1240
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301241 if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB)
Harry Yang4b7db0f2017-11-27 10:50:44 -08001242 return 0;
1243
1244 chg->vconn_vreg = devm_kzalloc(chg->dev, sizeof(*chg->vconn_vreg),
1245 GFP_KERNEL);
1246 if (!chg->vconn_vreg)
1247 return -ENOMEM;
1248
1249 cfg.dev = chg->dev;
1250 cfg.driver_data = chip;
1251
1252 chg->vconn_vreg->rdesc.owner = THIS_MODULE;
1253 chg->vconn_vreg->rdesc.type = REGULATOR_VOLTAGE;
1254 chg->vconn_vreg->rdesc.ops = &smb5_vconn_reg_ops;
1255 chg->vconn_vreg->rdesc.of_match = "qcom,smb5-vconn";
1256 chg->vconn_vreg->rdesc.name = "qcom,smb5-vconn";
1257
1258 chg->vconn_vreg->rdev = devm_regulator_register(chg->dev,
1259 &chg->vconn_vreg->rdesc, &cfg);
1260 if (IS_ERR(chg->vconn_vreg->rdev)) {
1261 rc = PTR_ERR(chg->vconn_vreg->rdev);
1262 chg->vconn_vreg->rdev = NULL;
1263 if (rc != -EPROBE_DEFER)
1264 pr_err("Couldn't register VCONN regulator rc=%d\n", rc);
1265 }
1266
1267 return rc;
1268}
1269
1270/***************************
1271 * HARDWARE INITIALIZATION *
1272 ***************************/
1273static int smb5_configure_typec(struct smb_charger *chg)
1274{
1275 int rc;
1276
1277 rc = smblib_write(chg, TYPE_C_INTERRUPT_EN_CFG_1_REG,
1278 TYPEC_CCOUT_DETACH_INT_EN_BIT |
1279 TYPEC_CCOUT_ATTACH_INT_EN_BIT);
1280 if (rc < 0) {
1281 dev_err(chg->dev,
1282 "Couldn't configure Type-C interrupts rc=%d\n", rc);
1283 return rc;
1284 }
1285
1286 rc = smblib_write(chg, TYPE_C_INTERRUPT_EN_CFG_2_REG,
Harry Yang4b7db0f2017-11-27 10:50:44 -08001287 TYPEC_WATER_DETECTION_INT_EN_BIT);
1288 if (rc < 0) {
1289 dev_err(chg->dev,
1290 "Couldn't configure Type-C interrupts rc=%d\n", rc);
1291 return rc;
1292 }
1293
1294 /* configure VCONN for software control */
1295 rc = smblib_masked_write(chg, TYPE_C_VCONN_CONTROL_REG,
1296 VCONN_EN_SRC_BIT | VCONN_EN_VALUE_BIT,
1297 VCONN_EN_SRC_BIT);
1298 if (rc < 0) {
1299 dev_err(chg->dev,
1300 "Couldn't configure VCONN for SW control rc=%d\n", rc);
1301 return rc;
1302 }
1303
1304 return rc;
1305}
1306
1307static int smb5_configure_micro_usb(struct smb_charger *chg)
1308{
1309 int rc;
1310
1311 /* configure micro USB mode */
1312 rc = smblib_masked_write(chg, TYPEC_U_USB_CFG_REG,
1313 EN_MICRO_USB_MODE_BIT, EN_MICRO_USB_MODE_BIT);
1314 if (rc < 0) {
1315 dev_err(chg->dev, "Couldn't enable micro USB mode rc=%d\n", rc);
1316 return rc;
1317 }
1318
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301319 rc = smblib_masked_write(chg, TYPE_C_INTERRUPT_EN_CFG_2_REG,
1320 MICRO_USB_STATE_CHANGE_INT_EN_BIT,
1321 MICRO_USB_STATE_CHANGE_INT_EN_BIT);
1322 if (rc < 0) {
1323 dev_err(chg->dev,
1324 "Couldn't configure Type-C interrupts rc=%d\n", rc);
1325 return rc;
1326 }
1327
Harry Yang4b7db0f2017-11-27 10:50:44 -08001328 return rc;
1329}
1330
1331static int smb5_init_hw(struct smb5 *chip)
1332{
1333 struct smb_charger *chg = &chip->chg;
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301334 int rc, type = 0;
1335 u8 val = 0;
Harry Yang4b7db0f2017-11-27 10:50:44 -08001336
1337 if (chip->dt.no_battery)
1338 chg->fake_capacity = 50;
1339
1340 if (chip->dt.batt_profile_fcc_ua < 0)
1341 smblib_get_charge_param(chg, &chg->param.fcc,
1342 &chg->batt_profile_fcc_ua);
1343
1344 if (chip->dt.batt_profile_fv_uv < 0)
1345 smblib_get_charge_param(chg, &chg->param.fv,
1346 &chg->batt_profile_fv_uv);
1347
1348 smblib_get_charge_param(chg, &chg->param.usb_icl,
1349 &chg->default_icl_ua);
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301350
1351 /* Use SW based VBUS control, disable HW autonomous mode */
1352 /* TODO: auth can be enabled through vote based on APSD flow */
1353 rc = smblib_masked_write(chg, USBIN_OPTIONS_1_CFG_REG,
1354 HVDCP_AUTH_ALG_EN_CFG_BIT | HVDCP_AUTONOMOUS_MODE_EN_CFG_BIT,
1355 HVDCP_AUTH_ALG_EN_CFG_BIT);
1356 if (rc < 0) {
1357 dev_err(chg->dev, "Couldn't configure HVDCP rc=%d\n", rc);
1358 return rc;
1359 }
1360
1361 /*
1362 * PMI632 can have the connector type defined by a dedicated register
1363 * TYPEC_MICRO_USB_MODE_REG or by a common TYPEC_U_USB_CFG_REG.
1364 */
1365 if (chg->smb_version == PMI632_SUBTYPE) {
1366 rc = smblib_read(chg, TYPEC_MICRO_USB_MODE_REG, &val);
1367 if (rc < 0) {
1368 dev_err(chg->dev, "Couldn't read USB mode rc=%d\n", rc);
1369 return rc;
1370 }
1371 type = !!(val & MICRO_USB_MODE_ONLY_BIT);
1372 }
1373
1374 /*
1375 * If TYPEC_MICRO_USB_MODE_REG is not set and for all non-PMI632
1376 * check the connector type using TYPEC_U_USB_CFG_REG.
1377 */
1378 if (!type) {
1379 rc = smblib_read(chg, TYPEC_U_USB_CFG_REG, &val);
1380 if (rc < 0) {
1381 dev_err(chg->dev, "Couldn't read U_USB config rc=%d\n",
1382 rc);
1383 return rc;
1384 }
1385
1386 type = !!(val & EN_MICRO_USB_MODE_BIT);
1387 }
1388
1389 chg->connector_type = type ? POWER_SUPPLY_CONNECTOR_MICRO_USB
1390 : POWER_SUPPLY_CONNECTOR_TYPEC;
1391 pr_debug("Connector type=%s\n", type ? "Micro USB" : "TypeC");
1392
Ashay Jaiswal09feab82018-02-12 12:33:18 +05301393 /*
1394 * PMI632 based hw init:
1395 * - Initialize flash module for PMI632
1396 */
1397 if (chg->smb_version == PMI632_SUBTYPE)
1398 schgm_flash_init(chg);
1399
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301400 smblib_rerun_apsd_if_required(chg);
Harry Yang4b7db0f2017-11-27 10:50:44 -08001401
1402 /* vote 0mA on usb_icl for non battery platforms */
1403 vote(chg->usb_icl_votable,
1404 DEFAULT_VOTER, chip->dt.no_battery, 0);
1405 vote(chg->dc_suspend_votable,
1406 DEFAULT_VOTER, chip->dt.no_battery, 0);
1407 vote(chg->fcc_votable, HW_LIMIT_VOTER,
1408 chip->dt.batt_profile_fcc_ua > 0, chip->dt.batt_profile_fcc_ua);
1409 vote(chg->fv_votable, HW_LIMIT_VOTER,
1410 chip->dt.batt_profile_fv_uv > 0, chip->dt.batt_profile_fv_uv);
1411 vote(chg->fcc_votable,
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301412 BATT_PROFILE_VOTER, chg->batt_profile_fcc_ua > 0,
1413 chg->batt_profile_fcc_ua);
Harry Yang4b7db0f2017-11-27 10:50:44 -08001414 vote(chg->fv_votable,
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301415 BATT_PROFILE_VOTER, chg->batt_profile_fv_uv > 0,
1416 chg->batt_profile_fv_uv);
Harry Yang4b7db0f2017-11-27 10:50:44 -08001417 vote(chg->pd_disallowed_votable_indirect, CC_DETACHED_VOTER,
1418 true, 0);
1419 vote(chg->pd_disallowed_votable_indirect, APSD_VOTER,
1420 true, 0);
1421 vote(chg->pd_disallowed_votable_indirect, MICRO_USB_VOTER,
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301422 chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB, 0);
1423
1424 /* Some h/w limit maximum supported ICL */
1425 vote(chg->usb_icl_votable, HW_LIMIT_VOTER,
1426 chg->hw_max_icl_ua > 0, chg->hw_max_icl_ua);
Harry Yang4b7db0f2017-11-27 10:50:44 -08001427
1428 /*
1429 * AICL configuration:
1430 * start from min and AICL ADC disable
1431 */
1432 rc = smblib_masked_write(chg, USBIN_AICL_OPTIONS_CFG_REG,
1433 USBIN_AICL_ADC_EN_BIT, 0);
1434 if (rc < 0) {
1435 dev_err(chg->dev, "Couldn't configure AICL rc=%d\n", rc);
1436 return rc;
1437 }
1438
1439 /* enable the charging path */
1440 rc = vote(chg->chg_disable_votable, DEFAULT_VOTER, false, 0);
1441 if (rc < 0) {
1442 dev_err(chg->dev, "Couldn't enable charging rc=%d\n", rc);
1443 return rc;
1444 }
1445
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301446 if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB)
Harry Yang4b7db0f2017-11-27 10:50:44 -08001447 rc = smb5_configure_micro_usb(chg);
1448 else
1449 rc = smb5_configure_typec(chg);
1450 if (rc < 0) {
1451 dev_err(chg->dev,
1452 "Couldn't configure TypeC/micro-USB mode rc=%d\n", rc);
1453 return rc;
1454 }
1455
1456 /* configure VBUS for software control */
1457 rc = smblib_masked_write(chg, DCDC_OTG_CFG_REG, OTG_EN_SRC_CFG_BIT, 0);
1458 if (rc < 0) {
1459 dev_err(chg->dev,
1460 "Couldn't configure VBUS for SW control rc=%d\n", rc);
1461 return rc;
1462 }
1463
1464 val = (ilog2(chip->dt.wd_bark_time / 16) << BARK_WDOG_TIMEOUT_SHIFT)
1465 & BARK_WDOG_TIMEOUT_MASK;
1466 val |= BITE_WDOG_TIMEOUT_8S;
1467 rc = smblib_masked_write(chg, SNARL_BARK_BITE_WD_CFG_REG,
1468 BITE_WDOG_DISABLE_CHARGING_CFG_BIT |
1469 BARK_WDOG_TIMEOUT_MASK | BITE_WDOG_TIMEOUT_MASK,
1470 val);
1471 if (rc < 0) {
1472 pr_err("Couldn't configue WD config rc=%d\n", rc);
1473 return rc;
1474 }
1475
1476 /* enable WD BARK and enable it on plugin */
1477 rc = smblib_masked_write(chg, WD_CFG_REG,
1478 WATCHDOG_TRIGGER_AFP_EN_BIT |
1479 WDOG_TIMER_EN_ON_PLUGIN_BIT |
1480 BARK_WDOG_INT_EN_BIT,
1481 WDOG_TIMER_EN_ON_PLUGIN_BIT |
1482 BARK_WDOG_INT_EN_BIT);
1483 if (rc < 0) {
1484 pr_err("Couldn't configue WD config rc=%d\n", rc);
1485 return rc;
1486 }
1487
1488 /* configure float charger options */
1489 switch (chip->dt.float_option) {
1490 case FLOAT_DCP:
1491 rc = smblib_masked_write(chg, USBIN_OPTIONS_2_CFG_REG,
1492 FLOAT_OPTIONS_MASK, 0);
1493 break;
1494 case FLOAT_SDP:
1495 rc = smblib_masked_write(chg, USBIN_OPTIONS_2_CFG_REG,
1496 FLOAT_OPTIONS_MASK, FORCE_FLOAT_SDP_CFG_BIT);
1497 break;
1498 case DISABLE_CHARGING:
1499 rc = smblib_masked_write(chg, USBIN_OPTIONS_2_CFG_REG,
1500 FLOAT_OPTIONS_MASK, FLOAT_DIS_CHGING_CFG_BIT);
1501 break;
1502 case SUSPEND_INPUT:
1503 rc = smblib_masked_write(chg, USBIN_OPTIONS_2_CFG_REG,
1504 FLOAT_OPTIONS_MASK, SUSPEND_FLOAT_CFG_BIT);
1505 break;
1506 default:
1507 rc = 0;
1508 break;
1509 }
1510
1511 if (rc < 0) {
1512 dev_err(chg->dev, "Couldn't configure float charger options rc=%d\n",
1513 rc);
1514 return rc;
1515 }
1516
1517 rc = smblib_read(chg, USBIN_OPTIONS_2_CFG_REG, &chg->float_cfg);
1518 if (rc < 0) {
1519 dev_err(chg->dev, "Couldn't read float charger options rc=%d\n",
1520 rc);
1521 return rc;
1522 }
1523
1524 switch (chip->dt.chg_inhibit_thr_mv) {
1525 case 50:
1526 rc = smblib_masked_write(chg, CHARGE_INHIBIT_THRESHOLD_CFG_REG,
1527 CHARGE_INHIBIT_THRESHOLD_MASK,
1528 INHIBIT_ANALOG_VFLT_MINUS_50MV);
1529 break;
1530 case 100:
1531 rc = smblib_masked_write(chg, CHARGE_INHIBIT_THRESHOLD_CFG_REG,
1532 CHARGE_INHIBIT_THRESHOLD_MASK,
1533 INHIBIT_ANALOG_VFLT_MINUS_100MV);
1534 break;
1535 case 200:
1536 rc = smblib_masked_write(chg, CHARGE_INHIBIT_THRESHOLD_CFG_REG,
1537 CHARGE_INHIBIT_THRESHOLD_MASK,
1538 INHIBIT_ANALOG_VFLT_MINUS_200MV);
1539 break;
1540 case 300:
1541 rc = smblib_masked_write(chg, CHARGE_INHIBIT_THRESHOLD_CFG_REG,
1542 CHARGE_INHIBIT_THRESHOLD_MASK,
1543 INHIBIT_ANALOG_VFLT_MINUS_300MV);
1544 break;
1545 case 0:
1546 rc = smblib_masked_write(chg, CHGR_CFG2_REG,
1547 CHARGER_INHIBIT_BIT, 0);
1548 default:
1549 break;
1550 }
1551
1552 if (rc < 0) {
1553 dev_err(chg->dev, "Couldn't configure charge inhibit threshold rc=%d\n",
1554 rc);
1555 return rc;
1556 }
1557
1558 rc = smblib_masked_write(chg, CHGR_CFG2_REG,
1559 SOC_BASED_RECHG_BIT,
1560 chip->dt.auto_recharge_soc ? SOC_BASED_RECHG_BIT : 0);
1561 if (rc < 0) {
1562 dev_err(chg->dev, "Couldn't configure FG_UPDATE_CFG2_SEL_REG rc=%d\n",
1563 rc);
1564 return rc;
1565 }
1566
1567 if (chg->sw_jeita_enabled) {
1568 rc = smblib_disable_hw_jeita(chg, true);
1569 if (rc < 0) {
1570 dev_err(chg->dev, "Couldn't set hw jeita rc=%d\n", rc);
1571 return rc;
1572 }
1573 }
1574
1575 return rc;
1576}
1577
1578static int smb5_post_init(struct smb5 *chip)
1579{
1580 struct smb_charger *chg = &chip->chg;
1581 union power_supply_propval pval;
1582 int rc;
1583
1584 /*
1585 * In case the usb path is suspended, we would have missed disabling
1586 * the icl change interrupt because the interrupt could have been
1587 * not requested
1588 */
1589 rerun_election(chg->usb_icl_votable);
1590
1591 /* configure power role for dual-role */
1592 pval.intval = POWER_SUPPLY_TYPEC_PR_DUAL;
1593 rc = smblib_set_prop_typec_power_role(chg, &pval);
1594 if (rc < 0) {
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301595 dev_err(chg->dev, "Couldn't configure DRP role rc=%d\n",
1596 rc);
Harry Yang4b7db0f2017-11-27 10:50:44 -08001597 return rc;
1598 }
1599
1600 rerun_election(chg->usb_irq_enable_votable);
1601
1602 return 0;
1603}
1604
1605/****************************
1606 * DETERMINE INITIAL STATUS *
1607 ****************************/
1608
1609static int smb5_determine_initial_status(struct smb5 *chip)
1610{
1611 struct smb_irq_data irq_data = {chip, "determine-initial-status"};
1612 struct smb_charger *chg = &chip->chg;
1613
1614 if (chg->bms_psy)
1615 smblib_suspend_on_debug_battery(chg);
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301616
Harry Yang4b7db0f2017-11-27 10:50:44 -08001617 usb_plugin_irq_handler(0, &irq_data);
1618 typec_state_change_irq_handler(0, &irq_data);
1619 usb_source_change_irq_handler(0, &irq_data);
1620 chg_state_change_irq_handler(0, &irq_data);
1621 icl_change_irq_handler(0, &irq_data);
1622 batt_temp_changed_irq_handler(0, &irq_data);
1623 wdog_bark_irq_handler(0, &irq_data);
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301624 typec_or_rid_detection_change_irq_handler(0, &irq_data);
Harry Yang4b7db0f2017-11-27 10:50:44 -08001625
1626 return 0;
1627}
1628
1629/**************************
1630 * INTERRUPT REGISTRATION *
1631 **************************/
1632
1633static struct smb_irq_info smb5_irqs[] = {
1634 /* CHARGER IRQs */
1635 [CHGR_ERROR_IRQ] = {
1636 .name = "chgr-error",
1637 .handler = default_irq_handler,
1638 },
1639 [CHG_STATE_CHANGE_IRQ] = {
1640 .name = "chg-state-change",
1641 .handler = chg_state_change_irq_handler,
1642 },
1643 [STEP_CHG_STATE_CHANGE_IRQ] = {
1644 .name = "step-chg-state-change",
1645 .handler = default_irq_handler,
1646 },
1647 [STEP_CHG_SOC_UPDATE_FAIL_IRQ] = {
1648 .name = "step-chg-soc-update-fail",
1649 .handler = default_irq_handler,
1650 },
1651 [STEP_CHG_SOC_UPDATE_REQ_IRQ] = {
1652 .name = "step-chg-soc-update-req",
1653 .handler = default_irq_handler,
1654 },
1655 [FG_FVCAL_QUALIFIED_IRQ] = {
1656 .name = "fg-fvcal-qualified",
1657 .handler = default_irq_handler,
1658 },
1659 [VPH_ALARM_IRQ] = {
1660 .name = "vph-alarm",
1661 .handler = default_irq_handler,
1662 },
1663 [VPH_DROP_PRECHG_IRQ] = {
1664 .name = "vph-drop-prechg",
1665 .handler = default_irq_handler,
1666 },
1667 /* DCDC IRQs */
1668 [OTG_FAIL_IRQ] = {
1669 .name = "otg-fail",
1670 .handler = default_irq_handler,
1671 },
1672 [OTG_OC_DISABLE_SW_IRQ] = {
1673 .name = "otg-oc-disable-sw",
1674 .handler = default_irq_handler,
1675 },
1676 [OTG_OC_HICCUP_IRQ] = {
1677 .name = "otg-oc-hiccup",
1678 .handler = default_irq_handler,
1679 },
1680 [BSM_ACTIVE_IRQ] = {
1681 .name = "bsm-active",
1682 .handler = default_irq_handler,
1683 },
1684 [HIGH_DUTY_CYCLE_IRQ] = {
1685 .name = "high-duty-cycle",
1686 .handler = high_duty_cycle_irq_handler,
1687 },
1688 [INPUT_CURRENT_LIMITING_IRQ] = {
1689 .name = "input-current-limiting",
1690 .handler = default_irq_handler,
1691 },
1692 [CONCURRENT_MODE_DISABLE_IRQ] = {
1693 .name = "concurrent-mode-disable",
1694 .handler = default_irq_handler,
1695 },
1696 [SWITCHER_POWER_OK_IRQ] = {
1697 .name = "switcher-power-ok",
1698 .handler = switcher_power_ok_irq_handler,
1699 },
1700 /* BATTERY IRQs */
1701 [BAT_TEMP_IRQ] = {
1702 .name = "bat-temp",
1703 .handler = batt_temp_changed_irq_handler,
1704 },
1705 [ALL_CHNL_CONV_DONE_IRQ] = {
1706 .name = "all-chnl-conv-done",
1707 .handler = default_irq_handler,
1708 },
1709 [BAT_OV_IRQ] = {
1710 .name = "bat-ov",
1711 .handler = batt_psy_changed_irq_handler,
1712 },
1713 [BAT_LOW_IRQ] = {
1714 .name = "bat-low",
1715 .handler = batt_psy_changed_irq_handler,
1716 },
1717 [BAT_THERM_OR_ID_MISSING_IRQ] = {
1718 .name = "bat-therm-or-id-missing",
1719 .handler = batt_psy_changed_irq_handler,
1720 },
1721 [BAT_TERMINAL_MISSING_IRQ] = {
1722 .name = "bat-terminal-missing",
1723 .handler = batt_psy_changed_irq_handler,
1724 },
1725 [BUCK_OC_IRQ] = {
1726 .name = "buck-oc",
1727 .handler = default_irq_handler,
1728 },
1729 [VPH_OV_IRQ] = {
1730 .name = "vph-ov",
1731 .handler = default_irq_handler,
1732 },
1733 /* USB INPUT IRQs */
1734 [USBIN_COLLAPSE_IRQ] = {
1735 .name = "usbin-collapse",
1736 .handler = default_irq_handler,
1737 },
1738 [USBIN_VASHDN_IRQ] = {
1739 .name = "usbin-vashdn",
1740 .handler = default_irq_handler,
1741 },
1742 [USBIN_UV_IRQ] = {
1743 .name = "usbin-uv",
1744 .handler = usbin_uv_irq_handler,
1745 },
1746 [USBIN_OV_IRQ] = {
1747 .name = "usbin-ov",
1748 .handler = default_irq_handler,
1749 },
1750 [USBIN_PLUGIN_IRQ] = {
1751 .name = "usbin-plugin",
1752 .handler = usb_plugin_irq_handler,
1753 },
1754 [USBIN_REVI_CHANGE_IRQ] = {
1755 .name = "usbin-revi-change",
1756 .handler = default_irq_handler,
1757 },
1758 [USBIN_SRC_CHANGE_IRQ] = {
1759 .name = "usbin-src-change",
1760 .handler = usb_source_change_irq_handler,
1761 },
1762 [USBIN_ICL_CHANGE_IRQ] = {
1763 .name = "usbin-icl-change",
1764 .handler = icl_change_irq_handler,
1765 },
1766 /* DC INPUT IRQs */
1767 [DCIN_VASHDN_IRQ] = {
1768 .name = "dcin-vashdn",
1769 .handler = default_irq_handler,
1770 },
1771 [DCIN_UV_IRQ] = {
1772 .name = "dcin-uv",
1773 .handler = default_irq_handler,
1774 },
1775 [DCIN_OV_IRQ] = {
1776 .name = "dcin-ov",
1777 .handler = default_irq_handler,
1778 },
1779 [DCIN_PLUGIN_IRQ] = {
1780 .name = "dcin-plugin",
1781 .handler = dc_plugin_irq_handler,
1782 .wake = true,
1783 },
1784 [DCIN_REVI_IRQ] = {
1785 .name = "dcin-revi",
1786 .handler = default_irq_handler,
1787 },
1788 [DCIN_PON_IRQ] = {
1789 .name = "dcin-pon",
1790 .handler = default_irq_handler,
1791 },
1792 [DCIN_EN_IRQ] = {
1793 .name = "dcin-en",
1794 .handler = default_irq_handler,
1795 },
1796 /* TYPEC IRQs */
1797 [TYPEC_OR_RID_DETECTION_CHANGE_IRQ] = {
1798 .name = "typec-or-rid-detect-change",
Ashay Jaiswala9e10912018-02-02 14:03:35 +05301799 .handler = typec_or_rid_detection_change_irq_handler,
Harry Yang4b7db0f2017-11-27 10:50:44 -08001800 },
1801 [TYPEC_VPD_DETECT_IRQ] = {
1802 .name = "typec-vpd-detect",
1803 .handler = default_irq_handler,
1804 },
1805 [TYPEC_CC_STATE_CHANGE_IRQ] = {
1806 .name = "typec-cc-state-change",
1807 .handler = typec_state_change_irq_handler,
1808 },
1809 [TYPEC_VCONN_OC_IRQ] = {
1810 .name = "typec-vconn-oc",
1811 .handler = default_irq_handler,
1812 },
1813 [TYPEC_VBUS_CHANGE_IRQ] = {
1814 .name = "typec-vbus-change",
1815 .handler = default_irq_handler,
1816 },
1817 [TYPEC_ATTACH_DETACH_IRQ] = {
1818 .name = "typec-attach-detach",
1819 .handler = default_irq_handler,
1820 },
1821 [TYPEC_LEGACY_CABLE_DETECT_IRQ] = {
1822 .name = "typec-legacy-cable-detect",
1823 .handler = default_irq_handler,
1824 },
1825 [TYPEC_TRY_SNK_SRC_DETECT_IRQ] = {
1826 .name = "typec-try-snk-src-detect",
1827 .handler = default_irq_handler,
1828 },
1829 /* MISCELLANEOUS IRQs */
1830 [WDOG_SNARL_IRQ] = {
1831 .name = "wdog-snarl",
1832 .handler = NULL,
1833 },
1834 [WDOG_BARK_IRQ] = {
1835 .name = "wdog-bark",
1836 .handler = wdog_bark_irq_handler,
1837 },
1838 [AICL_FAIL_IRQ] = {
1839 .name = "aicl-fail",
1840 .handler = default_irq_handler,
1841 },
1842 [AICL_DONE_IRQ] = {
1843 .name = "aicl-done",
1844 .handler = default_irq_handler,
1845 },
1846 [SMB_EN_IRQ] = {
1847 .name = "smb-en",
1848 .handler = default_irq_handler,
1849 },
1850 [IMP_TRIGGER_IRQ] = {
1851 .name = "imp-trigger",
1852 .handler = default_irq_handler,
1853 },
1854 [TEMP_CHANGE_IRQ] = {
1855 .name = "temp-change",
1856 .handler = default_irq_handler,
1857 },
1858 [TEMP_CHANGE_SMB_IRQ] = {
1859 .name = "temp-change-smb",
1860 .handler = default_irq_handler,
1861 },
Ashay Jaiswal09feab82018-02-12 12:33:18 +05301862 /* FLASH */
1863 [VREG_OK_IRQ] = {
1864 .name = "vreg-ok",
1865 .handler = schgm_flash_default_irq_handler,
1866 },
1867 [ILIM_S2_IRQ] = {
1868 .name = "ilim2-s2",
1869 .handler = schgm_flash_ilim2_irq_handler,
1870 },
1871 [ILIM_S1_IRQ] = {
1872 .name = "ilim1-s1",
1873 .handler = schgm_flash_default_irq_handler,
1874 },
1875 [VOUT_DOWN_IRQ] = {
1876 .name = "vout-down",
1877 .handler = schgm_flash_default_irq_handler,
1878 },
1879 [VOUT_UP_IRQ] = {
1880 .name = "vout-up",
1881 .handler = schgm_flash_default_irq_handler,
1882 },
1883 [FLASH_STATE_CHANGE_IRQ] = {
1884 .name = "flash-state-change",
1885 .handler = schgm_flash_state_change_irq_handler,
1886 },
1887 [TORCH_REQ_IRQ] = {
1888 .name = "torch-req",
1889 .handler = schgm_flash_default_irq_handler,
1890 },
1891 [FLASH_EN_IRQ] = {
1892 .name = "flash-en",
1893 .handler = schgm_flash_default_irq_handler,
1894 },
Harry Yang4b7db0f2017-11-27 10:50:44 -08001895};
1896
1897static int smb5_get_irq_index_byname(const char *irq_name)
1898{
1899 int i;
1900
1901 for (i = 0; i < ARRAY_SIZE(smb5_irqs); i++) {
1902 if (strcmp(smb5_irqs[i].name, irq_name) == 0)
1903 return i;
1904 }
1905
1906 return -ENOENT;
1907}
1908
1909static int smb5_request_interrupt(struct smb5 *chip,
1910 struct device_node *node, const char *irq_name)
1911{
1912 struct smb_charger *chg = &chip->chg;
1913 int rc, irq, irq_index;
1914 struct smb_irq_data *irq_data;
1915
1916 irq = of_irq_get_byname(node, irq_name);
1917 if (irq < 0) {
1918 pr_err("Couldn't get irq %s byname\n", irq_name);
1919 return irq;
1920 }
1921
1922 irq_index = smb5_get_irq_index_byname(irq_name);
1923 if (irq_index < 0) {
1924 pr_err("%s is not a defined irq\n", irq_name);
1925 return irq_index;
1926 }
1927
1928 if (!smb5_irqs[irq_index].handler)
1929 return 0;
1930
1931 irq_data = devm_kzalloc(chg->dev, sizeof(*irq_data), GFP_KERNEL);
1932 if (!irq_data)
1933 return -ENOMEM;
1934
1935 irq_data->parent_data = chip;
1936 irq_data->name = irq_name;
1937 irq_data->storm_data = smb5_irqs[irq_index].storm_data;
1938 mutex_init(&irq_data->storm_data.storm_lock);
1939
1940 rc = devm_request_threaded_irq(chg->dev, irq, NULL,
1941 smb5_irqs[irq_index].handler,
1942 IRQF_ONESHOT, irq_name, irq_data);
1943 if (rc < 0) {
1944 pr_err("Couldn't request irq %d\n", irq);
1945 return rc;
1946 }
1947
1948 smb5_irqs[irq_index].irq = irq;
1949 smb5_irqs[irq_index].irq_data = irq_data;
1950 if (smb5_irqs[irq_index].wake)
1951 enable_irq_wake(irq);
1952
1953 return rc;
1954}
1955
1956static int smb5_request_interrupts(struct smb5 *chip)
1957{
1958 struct smb_charger *chg = &chip->chg;
1959 struct device_node *node = chg->dev->of_node;
1960 struct device_node *child;
1961 int rc = 0;
1962 const char *name;
1963 struct property *prop;
1964
1965 for_each_available_child_of_node(node, child) {
1966 of_property_for_each_string(child, "interrupt-names",
1967 prop, name) {
1968 rc = smb5_request_interrupt(chip, child, name);
1969 if (rc < 0)
1970 return rc;
1971 }
1972 }
1973 if (chg->irq_info[USBIN_ICL_CHANGE_IRQ].irq)
1974 chg->usb_icl_change_irq_enabled = true;
1975
1976 return rc;
1977}
1978
1979static void smb5_free_interrupts(struct smb_charger *chg)
1980{
1981 int i;
1982
1983 for (i = 0; i < ARRAY_SIZE(smb5_irqs); i++) {
1984 if (smb5_irqs[i].irq > 0) {
1985 if (smb5_irqs[i].wake)
1986 disable_irq_wake(smb5_irqs[i].irq);
1987
1988 devm_free_irq(chg->dev, smb5_irqs[i].irq,
1989 smb5_irqs[i].irq_data);
1990 }
1991 }
1992}
1993
1994static void smb5_disable_interrupts(struct smb_charger *chg)
1995{
1996 int i;
1997
1998 for (i = 0; i < ARRAY_SIZE(smb5_irqs); i++) {
1999 if (smb5_irqs[i].irq > 0)
2000 disable_irq(smb5_irqs[i].irq);
2001 }
2002}
2003
2004#if defined(CONFIG_DEBUG_FS)
2005
2006static int force_batt_psy_update_write(void *data, u64 val)
2007{
2008 struct smb_charger *chg = data;
2009
2010 power_supply_changed(chg->batt_psy);
2011 return 0;
2012}
2013DEFINE_SIMPLE_ATTRIBUTE(force_batt_psy_update_ops, NULL,
2014 force_batt_psy_update_write, "0x%02llx\n");
2015
2016static int force_usb_psy_update_write(void *data, u64 val)
2017{
2018 struct smb_charger *chg = data;
2019
2020 power_supply_changed(chg->usb_psy);
2021 return 0;
2022}
2023DEFINE_SIMPLE_ATTRIBUTE(force_usb_psy_update_ops, NULL,
2024 force_usb_psy_update_write, "0x%02llx\n");
2025
2026static int force_dc_psy_update_write(void *data, u64 val)
2027{
2028 struct smb_charger *chg = data;
2029
2030 power_supply_changed(chg->dc_psy);
2031 return 0;
2032}
2033DEFINE_SIMPLE_ATTRIBUTE(force_dc_psy_update_ops, NULL,
2034 force_dc_psy_update_write, "0x%02llx\n");
2035
2036static void smb5_create_debugfs(struct smb5 *chip)
2037{
2038 struct dentry *file;
2039
2040 chip->dfs_root = debugfs_create_dir("charger", NULL);
2041 if (IS_ERR_OR_NULL(chip->dfs_root)) {
2042 pr_err("Couldn't create charger debugfs rc=%ld\n",
2043 (long)chip->dfs_root);
2044 return;
2045 }
2046
2047 file = debugfs_create_file("force_batt_psy_update", 0600,
2048 chip->dfs_root, chip, &force_batt_psy_update_ops);
2049 if (IS_ERR_OR_NULL(file))
2050 pr_err("Couldn't create force_batt_psy_update file rc=%ld\n",
2051 (long)file);
2052
2053 file = debugfs_create_file("force_usb_psy_update", 0600,
2054 chip->dfs_root, chip, &force_usb_psy_update_ops);
2055 if (IS_ERR_OR_NULL(file))
2056 pr_err("Couldn't create force_usb_psy_update file rc=%ld\n",
2057 (long)file);
2058
2059 file = debugfs_create_file("force_dc_psy_update", 0600,
2060 chip->dfs_root, chip, &force_dc_psy_update_ops);
2061 if (IS_ERR_OR_NULL(file))
2062 pr_err("Couldn't create force_dc_psy_update file rc=%ld\n",
2063 (long)file);
2064}
2065
2066#else
2067
2068static void smb5_create_debugfs(struct smb5 *chip)
2069{}
2070
2071#endif
2072
2073static int smb5_show_charger_status(struct smb5 *chip)
2074{
2075 struct smb_charger *chg = &chip->chg;
2076 union power_supply_propval val;
2077 int usb_present, batt_present, batt_health, batt_charge_type;
2078 int rc;
2079
2080 rc = smblib_get_prop_usb_present(chg, &val);
2081 if (rc < 0) {
2082 pr_err("Couldn't get usb present rc=%d\n", rc);
2083 return rc;
2084 }
2085 usb_present = val.intval;
2086
2087 rc = smblib_get_prop_batt_present(chg, &val);
2088 if (rc < 0) {
2089 pr_err("Couldn't get batt present rc=%d\n", rc);
2090 return rc;
2091 }
2092 batt_present = val.intval;
2093
2094 rc = smblib_get_prop_batt_health(chg, &val);
2095 if (rc < 0) {
2096 pr_err("Couldn't get batt health rc=%d\n", rc);
2097 val.intval = POWER_SUPPLY_HEALTH_UNKNOWN;
2098 }
2099 batt_health = val.intval;
2100
2101 rc = smblib_get_prop_batt_charge_type(chg, &val);
2102 if (rc < 0) {
2103 pr_err("Couldn't get batt charge type rc=%d\n", rc);
2104 return rc;
2105 }
2106 batt_charge_type = val.intval;
2107
2108 pr_info("SMB5 status - usb:present=%d type=%d batt:present = %d health = %d charge = %d\n",
2109 usb_present, chg->real_charger_type,
2110 batt_present, batt_health, batt_charge_type);
2111 return rc;
2112}
2113
2114static int smb5_probe(struct platform_device *pdev)
2115{
2116 struct smb5 *chip;
2117 struct smb_charger *chg;
2118 int rc = 0;
2119
2120 chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL);
2121 if (!chip)
2122 return -ENOMEM;
2123
2124 chg = &chip->chg;
2125 chg->dev = &pdev->dev;
Harry Yang4b7db0f2017-11-27 10:50:44 -08002126 chg->debug_mask = &__debug_mask;
2127 chg->weak_chg_icl_ua = &__weak_chg_icl_ua;
2128 chg->mode = PARALLEL_MASTER;
2129 chg->irq_info = smb5_irqs;
2130 chg->die_health = -EINVAL;
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302131 chg->otg_present = false;
Harry Yang4b7db0f2017-11-27 10:50:44 -08002132
2133 chg->regmap = dev_get_regmap(chg->dev->parent, NULL);
2134 if (!chg->regmap) {
2135 pr_err("parent regmap is missing\n");
2136 return -EINVAL;
2137 }
2138
2139 rc = smb5_parse_dt(chip);
2140 if (rc < 0) {
2141 pr_err("Couldn't parse device tree rc=%d\n", rc);
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302142 return rc;
2143 }
2144
2145 rc = smb5_chg_config_init(chip);
2146 if (rc < 0) {
2147 if (rc != -EPROBE_DEFER)
2148 pr_err("Couldn't setup chg_config rc=%d\n", rc);
2149 return rc;
Harry Yang4b7db0f2017-11-27 10:50:44 -08002150 }
2151
2152 rc = smblib_init(chg);
2153 if (rc < 0) {
2154 pr_err("Smblib_init failed rc=%d\n", rc);
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302155 return rc;
Harry Yang4b7db0f2017-11-27 10:50:44 -08002156 }
2157
2158 /* set driver data before resources request it */
2159 platform_set_drvdata(pdev, chip);
2160
2161 rc = smb5_init_vbus_regulator(chip);
2162 if (rc < 0) {
2163 pr_err("Couldn't initialize vbus regulator rc=%d\n",
2164 rc);
2165 goto cleanup;
2166 }
2167
2168 rc = smb5_init_vconn_regulator(chip);
2169 if (rc < 0) {
2170 pr_err("Couldn't initialize vconn regulator rc=%d\n",
2171 rc);
2172 goto cleanup;
2173 }
2174
2175 /* extcon registration */
2176 chg->extcon = devm_extcon_dev_allocate(chg->dev, smblib_extcon_cable);
2177 if (IS_ERR(chg->extcon)) {
2178 rc = PTR_ERR(chg->extcon);
2179 dev_err(chg->dev, "failed to allocate extcon device rc=%d\n",
2180 rc);
2181 goto cleanup;
2182 }
2183
2184 rc = devm_extcon_dev_register(chg->dev, chg->extcon);
2185 if (rc < 0) {
2186 dev_err(chg->dev, "failed to register extcon device rc=%d\n",
2187 rc);
2188 goto cleanup;
2189 }
2190
2191 rc = smb5_init_hw(chip);
2192 if (rc < 0) {
2193 pr_err("Couldn't initialize hardware rc=%d\n", rc);
2194 goto cleanup;
2195 }
2196
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302197 if (chg->smb_version == PM855B_SUBTYPE) {
2198 rc = smb5_init_dc_psy(chip);
2199 if (rc < 0) {
2200 pr_err("Couldn't initialize dc psy rc=%d\n", rc);
2201 goto cleanup;
2202 }
Harry Yang4b7db0f2017-11-27 10:50:44 -08002203 }
2204
2205 rc = smb5_init_usb_psy(chip);
2206 if (rc < 0) {
2207 pr_err("Couldn't initialize usb psy rc=%d\n", rc);
2208 goto cleanup;
2209 }
2210
2211 rc = smb5_init_usb_main_psy(chip);
2212 if (rc < 0) {
2213 pr_err("Couldn't initialize usb main psy rc=%d\n", rc);
2214 goto cleanup;
2215 }
2216
2217 rc = smb5_init_usb_port_psy(chip);
2218 if (rc < 0) {
2219 pr_err("Couldn't initialize usb pc_port psy rc=%d\n", rc);
2220 goto cleanup;
2221 }
2222
2223 rc = smb5_init_batt_psy(chip);
2224 if (rc < 0) {
2225 pr_err("Couldn't initialize batt psy rc=%d\n", rc);
2226 goto cleanup;
2227 }
2228
2229 rc = smb5_determine_initial_status(chip);
2230 if (rc < 0) {
2231 pr_err("Couldn't determine initial status rc=%d\n",
2232 rc);
2233 goto cleanup;
2234 }
2235
2236 rc = smb5_request_interrupts(chip);
2237 if (rc < 0) {
2238 pr_err("Couldn't request interrupts rc=%d\n", rc);
2239 goto cleanup;
2240 }
2241
2242 rc = smb5_post_init(chip);
2243 if (rc < 0) {
2244 pr_err("Failed in post init rc=%d\n", rc);
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302245 goto free_irq;
Harry Yang4b7db0f2017-11-27 10:50:44 -08002246 }
2247
2248 smb5_create_debugfs(chip);
2249
2250 rc = smb5_show_charger_status(chip);
2251 if (rc < 0) {
2252 pr_err("Failed in getting charger status rc=%d\n", rc);
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302253 goto free_irq;
Harry Yang4b7db0f2017-11-27 10:50:44 -08002254 }
2255
2256 device_init_wakeup(chg->dev, true);
2257
2258 pr_info("QPNP SMB5 probed successfully\n");
2259
2260 return rc;
2261
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302262free_irq:
Harry Yang4b7db0f2017-11-27 10:50:44 -08002263 smb5_free_interrupts(chg);
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302264cleanup:
Harry Yang4b7db0f2017-11-27 10:50:44 -08002265 smblib_deinit(chg);
2266 platform_set_drvdata(pdev, NULL);
2267
2268 return rc;
2269}
2270
2271static int smb5_remove(struct platform_device *pdev)
2272{
2273 struct smb5 *chip = platform_get_drvdata(pdev);
2274 struct smb_charger *chg = &chip->chg;
2275
2276 smb5_free_interrupts(chg);
2277 smblib_deinit(chg);
2278 platform_set_drvdata(pdev, NULL);
2279 return 0;
2280}
2281
2282static void smb5_shutdown(struct platform_device *pdev)
2283{
2284 struct smb5 *chip = platform_get_drvdata(pdev);
2285 struct smb_charger *chg = &chip->chg;
2286
2287 /* disable all interrupts */
2288 smb5_disable_interrupts(chg);
2289
2290 /* configure power role for UFP */
Ashay Jaiswala9e10912018-02-02 14:03:35 +05302291 if (chg->connector_type == POWER_SUPPLY_CONNECTOR_TYPEC)
Harry Yang4b7db0f2017-11-27 10:50:44 -08002292 smblib_masked_write(chg, TYPE_C_MODE_CFG_REG,
2293 TYPEC_POWER_ROLE_CMD_MASK, EN_SNK_ONLY_BIT);
2294
2295 /* force HVDCP to 5V */
2296 smblib_masked_write(chg, USBIN_OPTIONS_1_CFG_REG,
2297 HVDCP_AUTONOMOUS_MODE_EN_CFG_BIT, 0);
2298 smblib_write(chg, CMD_HVDCP_2_REG, FORCE_5V_BIT);
2299
2300 /* force enable APSD */
2301 smblib_masked_write(chg, USBIN_OPTIONS_1_CFG_REG,
2302 BC1P2_SRC_DETECT_BIT, BC1P2_SRC_DETECT_BIT);
2303}
2304
2305static const struct of_device_id match_table[] = {
2306 { .compatible = "qcom,qpnp-smb5", },
2307 { },
2308};
2309
2310static struct platform_driver smb5_driver = {
2311 .driver = {
2312 .name = "qcom,qpnp-smb5",
2313 .owner = THIS_MODULE,
2314 .of_match_table = match_table,
2315 },
2316 .probe = smb5_probe,
2317 .remove = smb5_remove,
2318 .shutdown = smb5_shutdown,
2319};
2320module_platform_driver(smb5_driver);
2321
2322MODULE_DESCRIPTION("QPNP SMB5 Charger Driver");
2323MODULE_LICENSE("GPL v2");