Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1 | /* 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> |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 28 | #include <linux/qpnp/qpnp-adc.h> |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 29 | #include "smb5-reg.h" |
| 30 | #include "smb5-lib.h" |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 31 | #include "schgm-flash.h" |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 32 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 33 | static struct smb_params smb5_pmi632_params = { |
| 34 | .fcc = { |
| 35 | .name = "fast charge current", |
| 36 | .reg = CHGR_FAST_CHARGE_CURRENT_CFG_REG, |
| 37 | .min_u = 0, |
| 38 | .max_u = 3000000, |
| 39 | .step_u = 50000, |
| 40 | }, |
| 41 | .fv = { |
| 42 | .name = "float voltage", |
| 43 | .reg = CHGR_FLOAT_VOLTAGE_CFG_REG, |
| 44 | .min_u = 3600000, |
| 45 | .max_u = 4800000, |
| 46 | .step_u = 10000, |
| 47 | }, |
| 48 | .usb_icl = { |
| 49 | .name = "usb input current limit", |
| 50 | .reg = USBIN_CURRENT_LIMIT_CFG_REG, |
| 51 | .min_u = 0, |
| 52 | .max_u = 3000000, |
| 53 | .step_u = 50000, |
| 54 | }, |
Harry Yang | f7b8990 | 2018-03-13 22:37:53 -0700 | [diff] [blame] | 55 | .icl_max_stat = { |
| 56 | .name = "dcdc icl max status", |
| 57 | .reg = ICL_MAX_STATUS_REG, |
| 58 | .min_u = 0, |
| 59 | .max_u = 3000000, |
| 60 | .step_u = 50000, |
| 61 | }, |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 62 | .icl_stat = { |
| 63 | .name = "input current limit status", |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 64 | .reg = ICL_STATUS_REG, |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 65 | .min_u = 0, |
| 66 | .max_u = 3000000, |
| 67 | .step_u = 50000, |
| 68 | }, |
| 69 | .otg_cl = { |
| 70 | .name = "usb otg current limit", |
| 71 | .reg = DCDC_OTG_CURRENT_LIMIT_CFG_REG, |
| 72 | .min_u = 500000, |
| 73 | .max_u = 1000000, |
| 74 | .step_u = 250000, |
| 75 | }, |
| 76 | .jeita_cc_comp_hot = { |
| 77 | .name = "jeita fcc reduction", |
| 78 | .reg = JEITA_CCCOMP_CFG_HOT_REG, |
| 79 | .min_u = 0, |
| 80 | .max_u = 1575000, |
| 81 | .step_u = 25000, |
| 82 | }, |
| 83 | .jeita_cc_comp_cold = { |
| 84 | .name = "jeita fcc reduction", |
| 85 | .reg = JEITA_CCCOMP_CFG_COLD_REG, |
| 86 | .min_u = 0, |
| 87 | .max_u = 1575000, |
| 88 | .step_u = 25000, |
| 89 | }, |
| 90 | .freq_switcher = { |
| 91 | .name = "switching frequency", |
| 92 | .reg = DCDC_FSW_SEL_REG, |
| 93 | .min_u = 600, |
| 94 | .max_u = 1200, |
| 95 | .step_u = 400, |
| 96 | .set_proc = smblib_set_chg_freq, |
| 97 | }, |
Ashay Jaiswal | e0b3c47 | 2018-06-20 23:39:41 +0530 | [diff] [blame] | 98 | .aicl_5v_threshold = { |
| 99 | .name = "AICL 5V threshold", |
| 100 | .reg = USBIN_5V_AICL_THRESHOLD_REG, |
| 101 | .min_u = 4000, |
| 102 | .max_u = 4700, |
| 103 | .step_u = 100, |
| 104 | }, |
| 105 | .aicl_cont_threshold = { |
| 106 | .name = "AICL CONT threshold", |
| 107 | .reg = USBIN_CONT_AICL_THRESHOLD_REG, |
| 108 | .min_u = 4000, |
| 109 | .max_u = 8800, |
| 110 | .step_u = 100, |
| 111 | .get_proc = smblib_get_aicl_cont_threshold, |
| 112 | .set_proc = smblib_set_aicl_cont_threshold, |
| 113 | }, |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 114 | }; |
| 115 | |
Harry Yang | f7b8990 | 2018-03-13 22:37:53 -0700 | [diff] [blame] | 116 | static struct smb_params smb5_pm855b_params = { |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 117 | .fcc = { |
| 118 | .name = "fast charge current", |
| 119 | .reg = CHGR_FAST_CHARGE_CURRENT_CFG_REG, |
| 120 | .min_u = 0, |
| 121 | .max_u = 8000000, |
| 122 | .step_u = 25000, |
| 123 | }, |
| 124 | .fv = { |
| 125 | .name = "float voltage", |
| 126 | .reg = CHGR_FLOAT_VOLTAGE_CFG_REG, |
| 127 | .min_u = 3600000, |
| 128 | .max_u = 4790000, |
| 129 | .step_u = 10000, |
| 130 | }, |
| 131 | .usb_icl = { |
| 132 | .name = "usb input current limit", |
| 133 | .reg = USBIN_CURRENT_LIMIT_CFG_REG, |
| 134 | .min_u = 0, |
| 135 | .max_u = 5000000, |
| 136 | .step_u = 50000, |
| 137 | }, |
Harry Yang | f7b8990 | 2018-03-13 22:37:53 -0700 | [diff] [blame] | 138 | .icl_max_stat = { |
| 139 | .name = "dcdc icl max status", |
| 140 | .reg = ICL_MAX_STATUS_REG, |
| 141 | .min_u = 0, |
| 142 | .max_u = 5000000, |
| 143 | .step_u = 50000, |
| 144 | }, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 145 | .icl_stat = { |
Harry Yang | f7b8990 | 2018-03-13 22:37:53 -0700 | [diff] [blame] | 146 | .name = "aicl icl status", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 147 | .reg = AICL_ICL_STATUS_REG, |
| 148 | .min_u = 0, |
| 149 | .max_u = 5000000, |
| 150 | .step_u = 50000, |
| 151 | }, |
| 152 | .otg_cl = { |
| 153 | .name = "usb otg current limit", |
| 154 | .reg = DCDC_OTG_CURRENT_LIMIT_CFG_REG, |
| 155 | .min_u = 500000, |
| 156 | .max_u = 3000000, |
| 157 | .step_u = 500000, |
| 158 | }, |
| 159 | .jeita_cc_comp_hot = { |
| 160 | .name = "jeita fcc reduction", |
| 161 | .reg = JEITA_CCCOMP_CFG_HOT_REG, |
| 162 | .min_u = 0, |
| 163 | .max_u = 8000000, |
| 164 | .step_u = 25000, |
| 165 | .set_proc = NULL, |
| 166 | }, |
| 167 | .jeita_cc_comp_cold = { |
| 168 | .name = "jeita fcc reduction", |
| 169 | .reg = JEITA_CCCOMP_CFG_COLD_REG, |
| 170 | .min_u = 0, |
| 171 | .max_u = 8000000, |
| 172 | .step_u = 25000, |
| 173 | .set_proc = NULL, |
| 174 | }, |
| 175 | .freq_switcher = { |
| 176 | .name = "switching frequency", |
| 177 | .reg = DCDC_FSW_SEL_REG, |
| 178 | .min_u = 1200, |
| 179 | .max_u = 2400, |
| 180 | .step_u = 400, |
| 181 | .set_proc = NULL, |
| 182 | }, |
Ashay Jaiswal | e0b3c47 | 2018-06-20 23:39:41 +0530 | [diff] [blame] | 183 | .aicl_5v_threshold = { |
| 184 | .name = "AICL 5V threshold", |
| 185 | .reg = USBIN_5V_AICL_THRESHOLD_REG, |
| 186 | .min_u = 4000, |
| 187 | .max_u = 4700, |
| 188 | .step_u = 100, |
| 189 | }, |
| 190 | .aicl_cont_threshold = { |
| 191 | .name = "AICL CONT threshold", |
| 192 | .reg = USBIN_CONT_AICL_THRESHOLD_REG, |
| 193 | .min_u = 4000, |
| 194 | .max_u = 1180, |
| 195 | .step_u = 100, |
| 196 | .get_proc = smblib_get_aicl_cont_threshold, |
| 197 | .set_proc = smblib_set_aicl_cont_threshold, |
| 198 | }, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 199 | }; |
| 200 | |
| 201 | struct smb_dt_props { |
| 202 | int usb_icl_ua; |
| 203 | struct device_node *revid_dev_node; |
| 204 | enum float_options float_option; |
| 205 | int chg_inhibit_thr_mv; |
| 206 | bool no_battery; |
| 207 | bool hvdcp_disable; |
Anirudh Ghayal | 1380d31 | 2018-02-23 00:01:43 +0530 | [diff] [blame] | 208 | int auto_recharge_soc; |
| 209 | int auto_recharge_vbat_mv; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 210 | int wd_bark_time; |
| 211 | int batt_profile_fcc_ua; |
| 212 | int batt_profile_fv_uv; |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 213 | int term_current_src; |
| 214 | int term_current_thresh_hi_ma; |
| 215 | int term_current_thresh_lo_ma; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 216 | }; |
| 217 | |
| 218 | struct smb5 { |
| 219 | struct smb_charger chg; |
| 220 | struct dentry *dfs_root; |
| 221 | struct smb_dt_props dt; |
| 222 | }; |
| 223 | |
| 224 | static int __debug_mask; |
| 225 | module_param_named( |
| 226 | debug_mask, __debug_mask, int, 0600 |
| 227 | ); |
| 228 | |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 229 | static int __pd_disabled; |
| 230 | module_param_named( |
| 231 | pd_disabled, __pd_disabled, int, 0600 |
| 232 | ); |
| 233 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 234 | static int __weak_chg_icl_ua = 500000; |
| 235 | module_param_named( |
| 236 | weak_chg_icl_ua, __weak_chg_icl_ua, int, 0600 |
| 237 | ); |
| 238 | |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 239 | enum { |
| 240 | USBIN_CURRENT, |
| 241 | USBIN_VOLTAGE, |
| 242 | }; |
| 243 | |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 244 | enum { |
| 245 | BAT_THERM = 0, |
| 246 | MISC_THERM, |
| 247 | CONN_THERM, |
| 248 | SMB_THERM, |
| 249 | }; |
| 250 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 251 | #define PMI632_MAX_ICL_UA 3000000 |
| 252 | static int smb5_chg_config_init(struct smb5 *chip) |
| 253 | { |
| 254 | struct smb_charger *chg = &chip->chg; |
| 255 | struct pmic_revid_data *pmic_rev_id; |
| 256 | struct device_node *revid_dev_node; |
| 257 | int rc = 0; |
| 258 | |
| 259 | revid_dev_node = of_parse_phandle(chip->chg.dev->of_node, |
| 260 | "qcom,pmic-revid", 0); |
| 261 | if (!revid_dev_node) { |
| 262 | pr_err("Missing qcom,pmic-revid property\n"); |
| 263 | return -EINVAL; |
| 264 | } |
| 265 | |
| 266 | pmic_rev_id = get_revid_data(revid_dev_node); |
| 267 | if (IS_ERR_OR_NULL(pmic_rev_id)) { |
| 268 | /* |
| 269 | * the revid peripheral must be registered, any failure |
| 270 | * here only indicates that the rev-id module has not |
| 271 | * probed yet. |
| 272 | */ |
| 273 | rc = -EPROBE_DEFER; |
| 274 | goto out; |
| 275 | } |
| 276 | |
| 277 | switch (pmic_rev_id->pmic_subtype) { |
| 278 | case PM855B_SUBTYPE: |
| 279 | chip->chg.smb_version = PM855B_SUBTYPE; |
Harry Yang | f7b8990 | 2018-03-13 22:37:53 -0700 | [diff] [blame] | 280 | chg->param = smb5_pm855b_params; |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 281 | chg->name = "pm855b_charger"; |
| 282 | break; |
| 283 | case PMI632_SUBTYPE: |
| 284 | chip->chg.smb_version = PMI632_SUBTYPE; |
Umang Agrawal | 3709214 | 2019-01-03 17:08:43 +0530 | [diff] [blame] | 285 | chg->wa_flags |= WEAK_ADAPTER_WA | USBIN_OV_WA | |
| 286 | CHG_TERMINATION_WA; |
Umang Agrawal | 461e9ea | 2018-07-05 18:50:13 +0530 | [diff] [blame] | 287 | if (pmic_rev_id->rev4 >= 2) |
| 288 | chg->wa_flags |= MOISTURE_PROTECTION_WA; |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 289 | chg->param = smb5_pmi632_params; |
| 290 | chg->use_extcon = true; |
| 291 | chg->name = "pmi632_charger"; |
Ashay Jaiswal | c96380de | 2018-05-16 12:02:36 +0530 | [diff] [blame] | 292 | /* PMI632 does not support PD */ |
Ashay Jaiswal | f2ca709 | 2018-05-22 21:33:15 +0530 | [diff] [blame] | 293 | chg->pd_not_supported = true; |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 294 | chg->hw_max_icl_ua = |
| 295 | (chip->dt.usb_icl_ua > 0) ? chip->dt.usb_icl_ua |
| 296 | : PMI632_MAX_ICL_UA; |
| 297 | chg->chg_freq.freq_5V = 600; |
| 298 | chg->chg_freq.freq_6V_8V = 800; |
| 299 | chg->chg_freq.freq_9V = 1050; |
| 300 | chg->chg_freq.freq_removal = 1050; |
| 301 | chg->chg_freq.freq_below_otg_threshold = 800; |
| 302 | chg->chg_freq.freq_above_otg_threshold = 800; |
| 303 | break; |
| 304 | default: |
| 305 | pr_err("PMIC subtype %d not supported\n", |
| 306 | pmic_rev_id->pmic_subtype); |
| 307 | rc = -EINVAL; |
| 308 | } |
| 309 | |
| 310 | out: |
| 311 | of_node_put(revid_dev_node); |
| 312 | return rc; |
| 313 | } |
| 314 | |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 315 | #define PULL_NO_PULL 0 |
| 316 | #define PULL_30K 30 |
| 317 | #define PULL_100K 100 |
| 318 | #define PULL_400K 400 |
| 319 | static int get_valid_pullup(int pull_up) |
| 320 | { |
| 321 | int pull; |
| 322 | |
| 323 | /* pull up can only be 0/30K/100K/400K) */ |
| 324 | switch (pull_up) { |
| 325 | case PULL_NO_PULL: |
| 326 | pull = INTERNAL_PULL_NO_PULL; |
| 327 | break; |
| 328 | case PULL_30K: |
| 329 | pull = INTERNAL_PULL_30K_PULL; |
| 330 | break; |
| 331 | case PULL_100K: |
| 332 | pull = INTERNAL_PULL_100K_PULL; |
| 333 | break; |
| 334 | case PULL_400K: |
| 335 | pull = INTERNAL_PULL_400K_PULL; |
| 336 | break; |
| 337 | default: |
| 338 | pull = INTERNAL_PULL_100K_PULL; |
| 339 | } |
| 340 | |
| 341 | return pull; |
| 342 | } |
| 343 | |
| 344 | #define INTERNAL_PULL_UP_MASK 0x3 |
| 345 | static int smb5_configure_internal_pull(struct smb_charger *chg, int type, |
| 346 | int pull) |
| 347 | { |
| 348 | int rc; |
| 349 | int shift = type * 2; |
| 350 | u8 mask = INTERNAL_PULL_UP_MASK << shift; |
| 351 | u8 val = pull << shift; |
| 352 | |
| 353 | rc = smblib_masked_write(chg, BATIF_ADC_INTERNAL_PULL_UP_REG, |
| 354 | mask, val); |
| 355 | if (rc < 0) |
| 356 | dev_err(chg->dev, |
| 357 | "Couldn't configure ADC pull-up reg rc=%d\n", rc); |
| 358 | |
| 359 | return rc; |
| 360 | } |
| 361 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 362 | #define MICRO_1P5A 1500000 |
Ashay Jaiswal | b2b06fe | 2018-06-07 18:35:21 +0530 | [diff] [blame] | 363 | #define MICRO_1PA 1000000 |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 364 | #define MICRO_P1A 100000 |
| 365 | #define OTG_DEFAULT_DEGLITCH_TIME_MS 50 |
| 366 | #define MIN_WD_BARK_TIME 16 |
| 367 | #define DEFAULT_WD_BARK_TIME 64 |
| 368 | #define BITE_WDOG_TIMEOUT_8S 0x3 |
| 369 | #define BARK_WDOG_TIMEOUT_MASK GENMASK(3, 2) |
| 370 | #define BARK_WDOG_TIMEOUT_SHIFT 2 |
| 371 | static int smb5_parse_dt(struct smb5 *chip) |
| 372 | { |
| 373 | struct smb_charger *chg = &chip->chg; |
| 374 | struct device_node *node = chg->dev->of_node; |
| 375 | int rc, byte_len; |
| 376 | |
| 377 | if (!node) { |
| 378 | pr_err("device tree node missing\n"); |
| 379 | return -EINVAL; |
| 380 | } |
| 381 | |
| 382 | chg->step_chg_enabled = of_property_read_bool(node, |
| 383 | "qcom,step-charging-enable"); |
| 384 | |
| 385 | chg->sw_jeita_enabled = of_property_read_bool(node, |
| 386 | "qcom,sw-jeita-enable"); |
| 387 | |
| 388 | rc = of_property_read_u32(node, "qcom,wd-bark-time-secs", |
| 389 | &chip->dt.wd_bark_time); |
| 390 | if (rc < 0 || chip->dt.wd_bark_time < MIN_WD_BARK_TIME) |
| 391 | chip->dt.wd_bark_time = DEFAULT_WD_BARK_TIME; |
| 392 | |
| 393 | chip->dt.no_battery = of_property_read_bool(node, |
| 394 | "qcom,batteryless-platform"); |
| 395 | |
| 396 | rc = of_property_read_u32(node, |
| 397 | "qcom,fcc-max-ua", &chip->dt.batt_profile_fcc_ua); |
| 398 | if (rc < 0) |
| 399 | chip->dt.batt_profile_fcc_ua = -EINVAL; |
| 400 | |
| 401 | rc = of_property_read_u32(node, |
| 402 | "qcom,fv-max-uv", &chip->dt.batt_profile_fv_uv); |
| 403 | if (rc < 0) |
| 404 | chip->dt.batt_profile_fv_uv = -EINVAL; |
| 405 | |
| 406 | rc = of_property_read_u32(node, |
| 407 | "qcom,usb-icl-ua", &chip->dt.usb_icl_ua); |
| 408 | if (rc < 0) |
| 409 | chip->dt.usb_icl_ua = -EINVAL; |
| 410 | |
| 411 | rc = of_property_read_u32(node, |
| 412 | "qcom,otg-cl-ua", &chg->otg_cl_ua); |
| 413 | if (rc < 0) |
Ashay Jaiswal | b2b06fe | 2018-06-07 18:35:21 +0530 | [diff] [blame] | 414 | chg->otg_cl_ua = (chip->chg.smb_version == PMI632_SUBTYPE) ? |
| 415 | MICRO_1PA : MICRO_1P5A; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 416 | |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 417 | rc = of_property_read_u32(node, "qcom,chg-term-src", |
| 418 | &chip->dt.term_current_src); |
| 419 | if (rc < 0) |
| 420 | chip->dt.term_current_src = ITERM_SRC_UNSPECIFIED; |
| 421 | |
| 422 | rc = of_property_read_u32(node, "qcom,chg-term-current-ma", |
| 423 | &chip->dt.term_current_thresh_hi_ma); |
| 424 | |
| 425 | if (chip->dt.term_current_src == ITERM_SRC_ADC) |
| 426 | rc = of_property_read_u32(node, "qcom,chg-term-base-current-ma", |
| 427 | &chip->dt.term_current_thresh_lo_ma); |
| 428 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 429 | if (of_find_property(node, "qcom,thermal-mitigation", &byte_len)) { |
| 430 | chg->thermal_mitigation = devm_kzalloc(chg->dev, byte_len, |
| 431 | GFP_KERNEL); |
| 432 | |
| 433 | if (chg->thermal_mitigation == NULL) |
| 434 | return -ENOMEM; |
| 435 | |
| 436 | chg->thermal_levels = byte_len / sizeof(u32); |
| 437 | rc = of_property_read_u32_array(node, |
| 438 | "qcom,thermal-mitigation", |
| 439 | chg->thermal_mitigation, |
| 440 | chg->thermal_levels); |
| 441 | if (rc < 0) { |
| 442 | dev_err(chg->dev, |
| 443 | "Couldn't read threm limits rc = %d\n", rc); |
| 444 | return rc; |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | rc = of_property_read_u32(node, "qcom,float-option", |
| 449 | &chip->dt.float_option); |
| 450 | if (!rc && (chip->dt.float_option < 0 || chip->dt.float_option > 4)) { |
| 451 | pr_err("qcom,float-option is out of range [0, 4]\n"); |
| 452 | return -EINVAL; |
| 453 | } |
| 454 | |
| 455 | chip->dt.hvdcp_disable = of_property_read_bool(node, |
| 456 | "qcom,hvdcp-disable"); |
| 457 | |
| 458 | |
| 459 | rc = of_property_read_u32(node, "qcom,chg-inhibit-threshold-mv", |
| 460 | &chip->dt.chg_inhibit_thr_mv); |
| 461 | if (!rc && (chip->dt.chg_inhibit_thr_mv < 0 || |
| 462 | chip->dt.chg_inhibit_thr_mv > 300)) { |
| 463 | pr_err("qcom,chg-inhibit-threshold-mv is incorrect\n"); |
| 464 | return -EINVAL; |
| 465 | } |
| 466 | |
Anirudh Ghayal | 1380d31 | 2018-02-23 00:01:43 +0530 | [diff] [blame] | 467 | chip->dt.auto_recharge_soc = -EINVAL; |
| 468 | rc = of_property_read_u32(node, "qcom,auto-recharge-soc", |
| 469 | &chip->dt.auto_recharge_soc); |
| 470 | if (!rc && (chip->dt.auto_recharge_soc < 0 || |
| 471 | chip->dt.auto_recharge_soc > 100)) { |
| 472 | pr_err("qcom,auto-recharge-soc is incorrect\n"); |
| 473 | return -EINVAL; |
| 474 | } |
| 475 | chg->auto_recharge_soc = chip->dt.auto_recharge_soc; |
| 476 | |
| 477 | chip->dt.auto_recharge_vbat_mv = -EINVAL; |
| 478 | rc = of_property_read_u32(node, "qcom,auto-recharge-vbat-mv", |
| 479 | &chip->dt.auto_recharge_vbat_mv); |
| 480 | if (!rc && (chip->dt.auto_recharge_vbat_mv < 0)) { |
| 481 | pr_err("qcom,auto-recharge-vbat-mv is incorrect\n"); |
| 482 | return -EINVAL; |
| 483 | } |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 484 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 485 | chg->dcp_icl_ua = chip->dt.usb_icl_ua; |
| 486 | |
| 487 | chg->suspend_input_on_debug_batt = of_property_read_bool(node, |
| 488 | "qcom,suspend-input-on-debug-batt"); |
| 489 | |
| 490 | rc = of_property_read_u32(node, "qcom,otg-deglitch-time-ms", |
| 491 | &chg->otg_delay_ms); |
| 492 | if (rc < 0) |
| 493 | chg->otg_delay_ms = OTG_DEFAULT_DEGLITCH_TIME_MS; |
| 494 | |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 495 | chg->hw_die_temp_mitigation = of_property_read_bool(node, |
| 496 | "qcom,hw-die-temp-mitigation"); |
| 497 | |
| 498 | chg->hw_connector_mitigation = of_property_read_bool(node, |
| 499 | "qcom,hw-connector-mitigation"); |
| 500 | |
| 501 | chg->connector_pull_up = -EINVAL; |
| 502 | of_property_read_u32(node, "qcom,connector-internal-pull-kohm", |
| 503 | &chg->connector_pull_up); |
| 504 | |
Umang Agrawal | 461e9ea | 2018-07-05 18:50:13 +0530 | [diff] [blame] | 505 | chg->moisture_protection_enabled = of_property_read_bool(node, |
| 506 | "qcom,moisture-protection-enable"); |
| 507 | |
Umang Agrawal | 238086f | 2018-05-28 12:29:31 +0530 | [diff] [blame] | 508 | chg->fcc_stepper_enable = of_property_read_bool(node, |
| 509 | "qcom,fcc-stepping-enable"); |
| 510 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 511 | return 0; |
| 512 | } |
| 513 | |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 514 | static int smb5_get_adc_data(struct smb_charger *chg, int channel, |
| 515 | union power_supply_propval *val) |
| 516 | { |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 517 | int rc = 0; |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 518 | struct qpnp_vadc_result result; |
Ashay Jaiswal | b50706d | 2018-06-28 19:37:31 +0530 | [diff] [blame] | 519 | u8 reg; |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 520 | |
| 521 | if (!chg->vadc_dev) { |
| 522 | if (of_find_property(chg->dev->of_node, "qcom,chg-vadc", |
| 523 | NULL)) { |
| 524 | chg->vadc_dev = qpnp_get_vadc(chg->dev, "chg"); |
| 525 | if (IS_ERR(chg->vadc_dev)) { |
| 526 | rc = PTR_ERR(chg->vadc_dev); |
| 527 | if (rc != -EPROBE_DEFER) |
| 528 | pr_debug("Failed to find VADC node, rc=%d\n", |
| 529 | rc); |
| 530 | else |
| 531 | chg->vadc_dev = NULL; |
| 532 | |
| 533 | return rc; |
| 534 | } |
| 535 | } else { |
| 536 | return -ENODATA; |
| 537 | } |
| 538 | } |
| 539 | |
| 540 | if (IS_ERR(chg->vadc_dev)) |
| 541 | return PTR_ERR(chg->vadc_dev); |
| 542 | |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 543 | mutex_lock(&chg->vadc_lock); |
| 544 | |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 545 | switch (channel) { |
| 546 | case USBIN_VOLTAGE: |
Ashay Jaiswal | b50706d | 2018-06-28 19:37:31 +0530 | [diff] [blame] | 547 | /* Store ADC channel config */ |
| 548 | rc = smblib_read(chg, BATIF_ADC_CHANNEL_EN_REG, ®); |
| 549 | if (rc < 0) { |
| 550 | dev_err(chg->dev, |
| 551 | "Couldn't read ADC config rc=%d\n", rc); |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 552 | goto done; |
Ashay Jaiswal | b50706d | 2018-06-28 19:37:31 +0530 | [diff] [blame] | 553 | } |
| 554 | |
| 555 | /* Disable all ADC channels except IBAT channel */ |
| 556 | rc = smblib_write(chg, BATIF_ADC_CHANNEL_EN_REG, |
| 557 | IBATT_CHANNEL_EN_BIT); |
| 558 | if (rc < 0) { |
| 559 | dev_err(chg->dev, |
| 560 | "Couldn't write ADC config rc=%d\n", rc); |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 561 | goto done; |
Ashay Jaiswal | b50706d | 2018-06-28 19:37:31 +0530 | [diff] [blame] | 562 | } |
| 563 | |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 564 | rc = qpnp_vadc_read(chg->vadc_dev, VADC_USB_IN_V_DIV_16_PM5, |
| 565 | &result); |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 566 | if (rc < 0) |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 567 | pr_err("Failed to read USBIN_V over vadc, rc=%d\n", rc); |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 568 | else |
| 569 | val->intval = result.physical; |
Ashay Jaiswal | b50706d | 2018-06-28 19:37:31 +0530 | [diff] [blame] | 570 | |
Ashay Jaiswal | b50706d | 2018-06-28 19:37:31 +0530 | [diff] [blame] | 571 | /* Restore ADC channel config */ |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 572 | rc |= smblib_write(chg, BATIF_ADC_CHANNEL_EN_REG, reg); |
| 573 | if (rc < 0) |
Ashay Jaiswal | b50706d | 2018-06-28 19:37:31 +0530 | [diff] [blame] | 574 | dev_err(chg->dev, |
| 575 | "Couldn't write ADC config rc=%d\n", rc); |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 576 | |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 577 | break; |
| 578 | case USBIN_CURRENT: |
| 579 | rc = qpnp_vadc_read(chg->vadc_dev, VADC_USB_IN_I_PM5, &result); |
| 580 | if (rc < 0) { |
| 581 | pr_err("Failed to read USBIN_I over vadc, rc=%d\n", rc); |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 582 | goto done; |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 583 | } |
| 584 | val->intval = result.physical; |
| 585 | break; |
| 586 | default: |
| 587 | pr_debug("Invalid channel\n"); |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 588 | rc = -EINVAL; |
| 589 | break; |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 590 | } |
| 591 | |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 592 | done: |
| 593 | mutex_unlock(&chg->vadc_lock); |
| 594 | return rc; |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 595 | } |
| 596 | |
| 597 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 598 | /************************ |
| 599 | * USB PSY REGISTRATION * |
| 600 | ************************/ |
| 601 | static enum power_supply_property smb5_usb_props[] = { |
| 602 | POWER_SUPPLY_PROP_PRESENT, |
| 603 | POWER_SUPPLY_PROP_ONLINE, |
| 604 | POWER_SUPPLY_PROP_PD_CURRENT_MAX, |
| 605 | POWER_SUPPLY_PROP_CURRENT_MAX, |
| 606 | POWER_SUPPLY_PROP_TYPE, |
| 607 | POWER_SUPPLY_PROP_TYPEC_MODE, |
| 608 | POWER_SUPPLY_PROP_TYPEC_POWER_ROLE, |
| 609 | POWER_SUPPLY_PROP_TYPEC_CC_ORIENTATION, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 610 | POWER_SUPPLY_PROP_PD_ACTIVE, |
| 611 | POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED, |
| 612 | POWER_SUPPLY_PROP_INPUT_CURRENT_NOW, |
| 613 | POWER_SUPPLY_PROP_BOOST_CURRENT, |
| 614 | POWER_SUPPLY_PROP_PE_START, |
| 615 | POWER_SUPPLY_PROP_CTM_CURRENT_MAX, |
| 616 | POWER_SUPPLY_PROP_HW_CURRENT_MAX, |
| 617 | POWER_SUPPLY_PROP_REAL_TYPE, |
| 618 | POWER_SUPPLY_PROP_PR_SWAP, |
| 619 | POWER_SUPPLY_PROP_PD_VOLTAGE_MAX, |
| 620 | POWER_SUPPLY_PROP_PD_VOLTAGE_MIN, |
| 621 | POWER_SUPPLY_PROP_SDP_CURRENT_MAX, |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 622 | POWER_SUPPLY_PROP_CONNECTOR_TYPE, |
Ashay Jaiswal | 1f71b41 | 2017-10-31 14:33:27 +0530 | [diff] [blame] | 623 | POWER_SUPPLY_PROP_VOLTAGE_MAX, |
Umang Agrawal | 9fb865a | 2018-06-25 16:24:00 +0530 | [diff] [blame] | 624 | POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 625 | POWER_SUPPLY_PROP_SCOPE, |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 626 | POWER_SUPPLY_PROP_VOLTAGE_NOW, |
Ashay Jaiswal | 4d334f4 | 2018-04-25 10:58:49 +0530 | [diff] [blame] | 627 | POWER_SUPPLY_PROP_HVDCP_OPTI_ALLOWED, |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 628 | POWER_SUPPLY_PROP_QC_OPTI_DISABLE, |
Umang Agrawal | 461e9ea | 2018-07-05 18:50:13 +0530 | [diff] [blame] | 629 | POWER_SUPPLY_PROP_MOISTURE_DETECTED, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 630 | }; |
| 631 | |
| 632 | static int smb5_usb_get_prop(struct power_supply *psy, |
| 633 | enum power_supply_property psp, |
| 634 | union power_supply_propval *val) |
| 635 | { |
| 636 | struct smb5 *chip = power_supply_get_drvdata(psy); |
| 637 | struct smb_charger *chg = &chip->chg; |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 638 | union power_supply_propval pval; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 639 | int rc = 0; |
| 640 | |
| 641 | switch (psp) { |
| 642 | case POWER_SUPPLY_PROP_PRESENT: |
| 643 | rc = smblib_get_prop_usb_present(chg, val); |
| 644 | break; |
| 645 | case POWER_SUPPLY_PROP_ONLINE: |
| 646 | rc = smblib_get_prop_usb_online(chg, val); |
| 647 | if (!val->intval) |
| 648 | break; |
| 649 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 650 | if (((chg->typec_mode == POWER_SUPPLY_TYPEC_SOURCE_DEFAULT) || |
| 651 | (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB)) |
| 652 | && (chg->real_charger_type == POWER_SUPPLY_TYPE_USB)) |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 653 | val->intval = 0; |
| 654 | else |
| 655 | val->intval = 1; |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 656 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 657 | if (chg->real_charger_type == POWER_SUPPLY_TYPE_UNKNOWN) |
| 658 | val->intval = 0; |
| 659 | break; |
| 660 | case POWER_SUPPLY_PROP_VOLTAGE_MAX: |
| 661 | rc = smblib_get_prop_usb_voltage_max(chg, val); |
| 662 | break; |
Umang Agrawal | 9fb865a | 2018-06-25 16:24:00 +0530 | [diff] [blame] | 663 | case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: |
| 664 | rc = smblib_get_prop_usb_voltage_max_design(chg, val); |
| 665 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 666 | case POWER_SUPPLY_PROP_PD_CURRENT_MAX: |
| 667 | val->intval = get_client_vote(chg->usb_icl_votable, PD_VOTER); |
| 668 | break; |
| 669 | case POWER_SUPPLY_PROP_CURRENT_MAX: |
| 670 | rc = smblib_get_prop_input_current_settled(chg, val); |
| 671 | break; |
| 672 | case POWER_SUPPLY_PROP_TYPE: |
| 673 | val->intval = POWER_SUPPLY_TYPE_USB_PD; |
| 674 | break; |
| 675 | case POWER_SUPPLY_PROP_REAL_TYPE: |
| 676 | val->intval = chg->real_charger_type; |
| 677 | break; |
| 678 | case POWER_SUPPLY_PROP_TYPEC_MODE: |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 679 | if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB) |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 680 | val->intval = POWER_SUPPLY_TYPEC_NONE; |
| 681 | else |
| 682 | val->intval = chg->typec_mode; |
| 683 | break; |
| 684 | case POWER_SUPPLY_PROP_TYPEC_POWER_ROLE: |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 685 | if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB) |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 686 | val->intval = POWER_SUPPLY_TYPEC_PR_NONE; |
| 687 | else |
| 688 | rc = smblib_get_prop_typec_power_role(chg, val); |
| 689 | break; |
| 690 | case POWER_SUPPLY_PROP_TYPEC_CC_ORIENTATION: |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 691 | if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB) |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 692 | val->intval = 0; |
| 693 | else |
| 694 | rc = smblib_get_prop_typec_cc_orientation(chg, val); |
| 695 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 696 | case POWER_SUPPLY_PROP_PD_ACTIVE: |
| 697 | val->intval = chg->pd_active; |
| 698 | break; |
| 699 | case POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED: |
| 700 | rc = smblib_get_prop_input_current_settled(chg, val); |
| 701 | break; |
| 702 | case POWER_SUPPLY_PROP_BOOST_CURRENT: |
| 703 | val->intval = chg->boost_current_ua; |
| 704 | break; |
| 705 | case POWER_SUPPLY_PROP_PD_IN_HARD_RESET: |
| 706 | rc = smblib_get_prop_pd_in_hard_reset(chg, val); |
| 707 | break; |
| 708 | case POWER_SUPPLY_PROP_PD_USB_SUSPEND_SUPPORTED: |
| 709 | val->intval = chg->system_suspend_supported; |
| 710 | break; |
| 711 | case POWER_SUPPLY_PROP_PE_START: |
| 712 | rc = smblib_get_pe_start(chg, val); |
| 713 | break; |
| 714 | case POWER_SUPPLY_PROP_CTM_CURRENT_MAX: |
| 715 | val->intval = get_client_vote(chg->usb_icl_votable, CTM_VOTER); |
| 716 | break; |
| 717 | case POWER_SUPPLY_PROP_HW_CURRENT_MAX: |
| 718 | rc = smblib_get_charge_current(chg, &val->intval); |
| 719 | break; |
| 720 | case POWER_SUPPLY_PROP_PR_SWAP: |
| 721 | rc = smblib_get_prop_pr_swap_in_progress(chg, val); |
| 722 | break; |
| 723 | case POWER_SUPPLY_PROP_PD_VOLTAGE_MAX: |
| 724 | val->intval = chg->voltage_max_uv; |
| 725 | break; |
| 726 | case POWER_SUPPLY_PROP_PD_VOLTAGE_MIN: |
| 727 | val->intval = chg->voltage_min_uv; |
| 728 | break; |
| 729 | case POWER_SUPPLY_PROP_SDP_CURRENT_MAX: |
| 730 | val->intval = get_client_vote(chg->usb_icl_votable, |
| 731 | USB_PSY_VOTER); |
| 732 | break; |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 733 | case POWER_SUPPLY_PROP_CONNECTOR_TYPE: |
| 734 | val->intval = chg->connector_type; |
| 735 | break; |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 736 | case POWER_SUPPLY_PROP_SCOPE: |
| 737 | val->intval = POWER_SUPPLY_SCOPE_UNKNOWN; |
| 738 | rc = smblib_get_prop_usb_present(chg, &pval); |
| 739 | if (rc < 0) |
| 740 | break; |
| 741 | val->intval = pval.intval ? POWER_SUPPLY_SCOPE_DEVICE |
| 742 | : chg->otg_present ? POWER_SUPPLY_SCOPE_SYSTEM |
| 743 | : POWER_SUPPLY_SCOPE_UNKNOWN; |
| 744 | break; |
Ashay Jaiswal | 2068826 | 2018-04-25 11:45:34 +0530 | [diff] [blame] | 745 | case POWER_SUPPLY_PROP_INPUT_CURRENT_NOW: |
| 746 | rc = smblib_get_prop_usb_present(chg, &pval); |
| 747 | if (rc < 0 || !pval.intval) { |
| 748 | val->intval = 0; |
| 749 | return rc; |
| 750 | } |
| 751 | if (chg->smb_version == PMI632_SUBTYPE) |
| 752 | rc = smb5_get_adc_data(chg, USBIN_CURRENT, val); |
| 753 | break; |
| 754 | case POWER_SUPPLY_PROP_VOLTAGE_NOW: |
| 755 | if (chg->smb_version == PMI632_SUBTYPE) |
| 756 | rc = smb5_get_adc_data(chg, USBIN_VOLTAGE, val); |
| 757 | break; |
Ashay Jaiswal | 4d334f4 | 2018-04-25 10:58:49 +0530 | [diff] [blame] | 758 | case POWER_SUPPLY_PROP_HVDCP_OPTI_ALLOWED: |
| 759 | val->intval = !chg->flash_active; |
| 760 | break; |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 761 | case POWER_SUPPLY_PROP_QC_OPTI_DISABLE: |
| 762 | if (chg->hw_die_temp_mitigation) |
| 763 | val->intval = POWER_SUPPLY_QC_THERMAL_BALANCE_DISABLE |
| 764 | | POWER_SUPPLY_QC_INOV_THERMAL_DISABLE; |
| 765 | if (chg->hw_connector_mitigation) |
| 766 | val->intval |= POWER_SUPPLY_QC_CTM_DISABLE; |
| 767 | break; |
Umang Agrawal | 461e9ea | 2018-07-05 18:50:13 +0530 | [diff] [blame] | 768 | case POWER_SUPPLY_PROP_MOISTURE_DETECTED: |
| 769 | val->intval = chg->moisture_present; |
| 770 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 771 | default: |
| 772 | pr_err("get prop %d is not supported in usb\n", psp); |
| 773 | rc = -EINVAL; |
| 774 | break; |
| 775 | } |
| 776 | |
| 777 | if (rc < 0) { |
| 778 | pr_debug("Couldn't get prop %d rc = %d\n", psp, rc); |
| 779 | return -ENODATA; |
| 780 | } |
| 781 | |
| 782 | return 0; |
| 783 | } |
| 784 | |
| 785 | static int smb5_usb_set_prop(struct power_supply *psy, |
| 786 | enum power_supply_property psp, |
| 787 | const union power_supply_propval *val) |
| 788 | { |
| 789 | struct smb5 *chip = power_supply_get_drvdata(psy); |
| 790 | struct smb_charger *chg = &chip->chg; |
| 791 | int rc = 0; |
| 792 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 793 | switch (psp) { |
| 794 | case POWER_SUPPLY_PROP_PD_CURRENT_MAX: |
| 795 | rc = smblib_set_prop_pd_current_max(chg, val); |
| 796 | break; |
| 797 | case POWER_SUPPLY_PROP_TYPEC_POWER_ROLE: |
| 798 | rc = smblib_set_prop_typec_power_role(chg, val); |
| 799 | break; |
| 800 | case POWER_SUPPLY_PROP_PD_ACTIVE: |
| 801 | rc = smblib_set_prop_pd_active(chg, val); |
| 802 | break; |
| 803 | case POWER_SUPPLY_PROP_PD_IN_HARD_RESET: |
| 804 | rc = smblib_set_prop_pd_in_hard_reset(chg, val); |
| 805 | break; |
| 806 | case POWER_SUPPLY_PROP_PD_USB_SUSPEND_SUPPORTED: |
| 807 | chg->system_suspend_supported = val->intval; |
| 808 | break; |
| 809 | case POWER_SUPPLY_PROP_BOOST_CURRENT: |
| 810 | rc = smblib_set_prop_boost_current(chg, val); |
| 811 | break; |
| 812 | case POWER_SUPPLY_PROP_CTM_CURRENT_MAX: |
| 813 | rc = vote(chg->usb_icl_votable, CTM_VOTER, |
| 814 | val->intval >= 0, val->intval); |
| 815 | break; |
| 816 | case POWER_SUPPLY_PROP_PR_SWAP: |
| 817 | rc = smblib_set_prop_pr_swap_in_progress(chg, val); |
| 818 | break; |
| 819 | case POWER_SUPPLY_PROP_PD_VOLTAGE_MAX: |
| 820 | rc = smblib_set_prop_pd_voltage_max(chg, val); |
| 821 | break; |
| 822 | case POWER_SUPPLY_PROP_PD_VOLTAGE_MIN: |
| 823 | rc = smblib_set_prop_pd_voltage_min(chg, val); |
| 824 | break; |
| 825 | case POWER_SUPPLY_PROP_SDP_CURRENT_MAX: |
| 826 | rc = smblib_set_prop_sdp_current_max(chg, val); |
| 827 | break; |
| 828 | default: |
| 829 | pr_err("set prop %d is not supported\n", psp); |
| 830 | rc = -EINVAL; |
| 831 | break; |
| 832 | } |
| 833 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 834 | return rc; |
| 835 | } |
| 836 | |
| 837 | static int smb5_usb_prop_is_writeable(struct power_supply *psy, |
| 838 | enum power_supply_property psp) |
| 839 | { |
| 840 | switch (psp) { |
| 841 | case POWER_SUPPLY_PROP_CTM_CURRENT_MAX: |
| 842 | return 1; |
| 843 | default: |
| 844 | break; |
| 845 | } |
| 846 | |
| 847 | return 0; |
| 848 | } |
| 849 | |
| 850 | static const struct power_supply_desc usb_psy_desc = { |
| 851 | .name = "usb", |
| 852 | .type = POWER_SUPPLY_TYPE_USB_PD, |
| 853 | .properties = smb5_usb_props, |
| 854 | .num_properties = ARRAY_SIZE(smb5_usb_props), |
| 855 | .get_property = smb5_usb_get_prop, |
| 856 | .set_property = smb5_usb_set_prop, |
| 857 | .property_is_writeable = smb5_usb_prop_is_writeable, |
| 858 | }; |
| 859 | |
| 860 | static int smb5_init_usb_psy(struct smb5 *chip) |
| 861 | { |
| 862 | struct power_supply_config usb_cfg = {}; |
| 863 | struct smb_charger *chg = &chip->chg; |
| 864 | |
| 865 | usb_cfg.drv_data = chip; |
| 866 | usb_cfg.of_node = chg->dev->of_node; |
| 867 | chg->usb_psy = devm_power_supply_register(chg->dev, |
| 868 | &usb_psy_desc, |
| 869 | &usb_cfg); |
| 870 | if (IS_ERR(chg->usb_psy)) { |
| 871 | pr_err("Couldn't register USB power supply\n"); |
| 872 | return PTR_ERR(chg->usb_psy); |
| 873 | } |
| 874 | |
| 875 | return 0; |
| 876 | } |
| 877 | |
| 878 | /******************************** |
| 879 | * USB PC_PORT PSY REGISTRATION * |
| 880 | ********************************/ |
| 881 | static enum power_supply_property smb5_usb_port_props[] = { |
| 882 | POWER_SUPPLY_PROP_TYPE, |
| 883 | POWER_SUPPLY_PROP_ONLINE, |
| 884 | POWER_SUPPLY_PROP_VOLTAGE_MAX, |
| 885 | POWER_SUPPLY_PROP_CURRENT_MAX, |
| 886 | }; |
| 887 | |
| 888 | static int smb5_usb_port_get_prop(struct power_supply *psy, |
| 889 | enum power_supply_property psp, |
| 890 | union power_supply_propval *val) |
| 891 | { |
| 892 | struct smb5 *chip = power_supply_get_drvdata(psy); |
| 893 | struct smb_charger *chg = &chip->chg; |
| 894 | int rc = 0; |
| 895 | |
| 896 | switch (psp) { |
| 897 | case POWER_SUPPLY_PROP_TYPE: |
| 898 | val->intval = POWER_SUPPLY_TYPE_USB; |
| 899 | break; |
| 900 | case POWER_SUPPLY_PROP_ONLINE: |
| 901 | rc = smblib_get_prop_usb_online(chg, val); |
| 902 | if (!val->intval) |
| 903 | break; |
| 904 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 905 | if (((chg->typec_mode == POWER_SUPPLY_TYPEC_SOURCE_DEFAULT) || |
| 906 | (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB)) |
| 907 | && (chg->real_charger_type == POWER_SUPPLY_TYPE_USB)) |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 908 | val->intval = 1; |
| 909 | else |
| 910 | val->intval = 0; |
| 911 | break; |
| 912 | case POWER_SUPPLY_PROP_VOLTAGE_MAX: |
| 913 | val->intval = 5000000; |
| 914 | break; |
| 915 | case POWER_SUPPLY_PROP_CURRENT_MAX: |
| 916 | rc = smblib_get_prop_input_current_settled(chg, val); |
| 917 | break; |
| 918 | default: |
| 919 | pr_err_ratelimited("Get prop %d is not supported in pc_port\n", |
| 920 | psp); |
| 921 | return -EINVAL; |
| 922 | } |
| 923 | |
| 924 | if (rc < 0) { |
| 925 | pr_debug("Couldn't get prop %d rc = %d\n", psp, rc); |
| 926 | return -ENODATA; |
| 927 | } |
| 928 | |
| 929 | return 0; |
| 930 | } |
| 931 | |
| 932 | static int smb5_usb_port_set_prop(struct power_supply *psy, |
| 933 | enum power_supply_property psp, |
| 934 | const union power_supply_propval *val) |
| 935 | { |
| 936 | int rc = 0; |
| 937 | |
| 938 | switch (psp) { |
| 939 | default: |
| 940 | pr_err_ratelimited("Set prop %d is not supported in pc_port\n", |
| 941 | psp); |
| 942 | rc = -EINVAL; |
| 943 | break; |
| 944 | } |
| 945 | |
| 946 | return rc; |
| 947 | } |
| 948 | |
| 949 | static const struct power_supply_desc usb_port_psy_desc = { |
| 950 | .name = "pc_port", |
| 951 | .type = POWER_SUPPLY_TYPE_USB, |
| 952 | .properties = smb5_usb_port_props, |
| 953 | .num_properties = ARRAY_SIZE(smb5_usb_port_props), |
| 954 | .get_property = smb5_usb_port_get_prop, |
| 955 | .set_property = smb5_usb_port_set_prop, |
| 956 | }; |
| 957 | |
| 958 | static int smb5_init_usb_port_psy(struct smb5 *chip) |
| 959 | { |
| 960 | struct power_supply_config usb_port_cfg = {}; |
| 961 | struct smb_charger *chg = &chip->chg; |
| 962 | |
| 963 | usb_port_cfg.drv_data = chip; |
| 964 | usb_port_cfg.of_node = chg->dev->of_node; |
| 965 | chg->usb_port_psy = devm_power_supply_register(chg->dev, |
| 966 | &usb_port_psy_desc, |
| 967 | &usb_port_cfg); |
| 968 | if (IS_ERR(chg->usb_port_psy)) { |
| 969 | pr_err("Couldn't register USB pc_port power supply\n"); |
| 970 | return PTR_ERR(chg->usb_port_psy); |
| 971 | } |
| 972 | |
| 973 | return 0; |
| 974 | } |
| 975 | |
| 976 | /***************************** |
| 977 | * USB MAIN PSY REGISTRATION * |
| 978 | *****************************/ |
| 979 | |
| 980 | static enum power_supply_property smb5_usb_main_props[] = { |
| 981 | POWER_SUPPLY_PROP_VOLTAGE_MAX, |
| 982 | POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX, |
| 983 | POWER_SUPPLY_PROP_TYPE, |
| 984 | POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED, |
| 985 | POWER_SUPPLY_PROP_INPUT_VOLTAGE_SETTLED, |
| 986 | POWER_SUPPLY_PROP_FCC_DELTA, |
| 987 | POWER_SUPPLY_PROP_CURRENT_MAX, |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 988 | POWER_SUPPLY_PROP_FLASH_ACTIVE, |
| 989 | POWER_SUPPLY_PROP_FLASH_TRIGGER, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 990 | }; |
| 991 | |
| 992 | static int smb5_usb_main_get_prop(struct power_supply *psy, |
| 993 | enum power_supply_property psp, |
| 994 | union power_supply_propval *val) |
| 995 | { |
| 996 | struct smb5 *chip = power_supply_get_drvdata(psy); |
| 997 | struct smb_charger *chg = &chip->chg; |
| 998 | int rc = 0; |
| 999 | |
| 1000 | switch (psp) { |
| 1001 | case POWER_SUPPLY_PROP_VOLTAGE_MAX: |
| 1002 | rc = smblib_get_charge_param(chg, &chg->param.fv, &val->intval); |
| 1003 | break; |
| 1004 | case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX: |
| 1005 | rc = smblib_get_charge_param(chg, &chg->param.fcc, |
| 1006 | &val->intval); |
| 1007 | break; |
| 1008 | case POWER_SUPPLY_PROP_TYPE: |
| 1009 | val->intval = POWER_SUPPLY_TYPE_MAIN; |
| 1010 | break; |
| 1011 | case POWER_SUPPLY_PROP_INPUT_CURRENT_SETTLED: |
| 1012 | rc = smblib_get_prop_input_current_settled(chg, val); |
| 1013 | break; |
| 1014 | case POWER_SUPPLY_PROP_INPUT_VOLTAGE_SETTLED: |
| 1015 | rc = smblib_get_prop_input_voltage_settled(chg, val); |
| 1016 | break; |
| 1017 | case POWER_SUPPLY_PROP_FCC_DELTA: |
| 1018 | rc = smblib_get_prop_fcc_delta(chg, val); |
| 1019 | break; |
| 1020 | case POWER_SUPPLY_PROP_CURRENT_MAX: |
| 1021 | rc = smblib_get_icl_current(chg, &val->intval); |
| 1022 | break; |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 1023 | case POWER_SUPPLY_PROP_FLASH_ACTIVE: |
| 1024 | val->intval = chg->flash_active; |
| 1025 | break; |
| 1026 | case POWER_SUPPLY_PROP_FLASH_TRIGGER: |
| 1027 | rc = schgm_flash_get_vreg_ok(chg, &val->intval); |
| 1028 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1029 | default: |
| 1030 | pr_debug("get prop %d is not supported in usb-main\n", psp); |
| 1031 | rc = -EINVAL; |
| 1032 | break; |
| 1033 | } |
| 1034 | if (rc < 0) { |
| 1035 | pr_debug("Couldn't get prop %d rc = %d\n", psp, rc); |
| 1036 | return -ENODATA; |
| 1037 | } |
| 1038 | |
| 1039 | return 0; |
| 1040 | } |
| 1041 | |
| 1042 | static int smb5_usb_main_set_prop(struct power_supply *psy, |
| 1043 | enum power_supply_property psp, |
| 1044 | const union power_supply_propval *val) |
| 1045 | { |
| 1046 | struct smb5 *chip = power_supply_get_drvdata(psy); |
| 1047 | struct smb_charger *chg = &chip->chg; |
Ashay Jaiswal | 4d334f4 | 2018-04-25 10:58:49 +0530 | [diff] [blame] | 1048 | union power_supply_propval pval = {0, }; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1049 | int rc = 0; |
| 1050 | |
| 1051 | switch (psp) { |
| 1052 | case POWER_SUPPLY_PROP_VOLTAGE_MAX: |
| 1053 | rc = smblib_set_charge_param(chg, &chg->param.fv, val->intval); |
| 1054 | break; |
| 1055 | case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX: |
| 1056 | rc = smblib_set_charge_param(chg, &chg->param.fcc, val->intval); |
| 1057 | break; |
| 1058 | case POWER_SUPPLY_PROP_CURRENT_MAX: |
| 1059 | rc = smblib_set_icl_current(chg, val->intval); |
| 1060 | break; |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 1061 | case POWER_SUPPLY_PROP_FLASH_ACTIVE: |
Ashay Jaiswal | 4d334f4 | 2018-04-25 10:58:49 +0530 | [diff] [blame] | 1062 | if ((chg->smb_version == PMI632_SUBTYPE) |
| 1063 | && (chg->flash_active != val->intval)) { |
| 1064 | chg->flash_active = val->intval; |
| 1065 | |
| 1066 | rc = smblib_get_prop_usb_present(chg, &pval); |
| 1067 | if (rc < 0) |
| 1068 | pr_err("Failed to get USB preset status rc=%d\n", |
| 1069 | rc); |
| 1070 | if (pval.intval) { |
| 1071 | rc = smblib_force_vbus_voltage(chg, |
| 1072 | chg->flash_active ? FORCE_5V_BIT |
| 1073 | : IDLE_BIT); |
| 1074 | if (rc < 0) |
| 1075 | pr_err("Failed to force 5V\n"); |
| 1076 | else |
| 1077 | chg->pulse_cnt = 0; |
Anirudh Ghayal | 4d5cddc | 2018-06-28 15:19:39 +0530 | [diff] [blame] | 1078 | } else { |
| 1079 | /* USB absent & flash not-active - vote 100mA */ |
| 1080 | vote(chg->usb_icl_votable, SW_ICL_MAX_VOTER, |
| 1081 | true, SDP_100_MA); |
Ashay Jaiswal | 4d334f4 | 2018-04-25 10:58:49 +0530 | [diff] [blame] | 1082 | } |
| 1083 | |
| 1084 | pr_debug("flash active VBUS 5V restriction %s\n", |
| 1085 | chg->flash_active ? "applied" : "removed"); |
| 1086 | |
| 1087 | /* Update userspace */ |
| 1088 | if (chg->batt_psy) |
| 1089 | power_supply_changed(chg->batt_psy); |
| 1090 | } |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 1091 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1092 | default: |
| 1093 | pr_err("set prop %d is not supported\n", psp); |
| 1094 | rc = -EINVAL; |
| 1095 | break; |
| 1096 | } |
| 1097 | |
| 1098 | return rc; |
| 1099 | } |
| 1100 | |
| 1101 | static const struct power_supply_desc usb_main_psy_desc = { |
| 1102 | .name = "main", |
| 1103 | .type = POWER_SUPPLY_TYPE_MAIN, |
| 1104 | .properties = smb5_usb_main_props, |
| 1105 | .num_properties = ARRAY_SIZE(smb5_usb_main_props), |
| 1106 | .get_property = smb5_usb_main_get_prop, |
| 1107 | .set_property = smb5_usb_main_set_prop, |
| 1108 | }; |
| 1109 | |
| 1110 | static int smb5_init_usb_main_psy(struct smb5 *chip) |
| 1111 | { |
| 1112 | struct power_supply_config usb_main_cfg = {}; |
| 1113 | struct smb_charger *chg = &chip->chg; |
| 1114 | |
| 1115 | usb_main_cfg.drv_data = chip; |
| 1116 | usb_main_cfg.of_node = chg->dev->of_node; |
| 1117 | chg->usb_main_psy = devm_power_supply_register(chg->dev, |
| 1118 | &usb_main_psy_desc, |
| 1119 | &usb_main_cfg); |
| 1120 | if (IS_ERR(chg->usb_main_psy)) { |
| 1121 | pr_err("Couldn't register USB main power supply\n"); |
| 1122 | return PTR_ERR(chg->usb_main_psy); |
| 1123 | } |
| 1124 | |
| 1125 | return 0; |
| 1126 | } |
| 1127 | |
| 1128 | /************************* |
| 1129 | * DC PSY REGISTRATION * |
| 1130 | *************************/ |
| 1131 | |
| 1132 | static enum power_supply_property smb5_dc_props[] = { |
| 1133 | POWER_SUPPLY_PROP_INPUT_SUSPEND, |
| 1134 | POWER_SUPPLY_PROP_PRESENT, |
| 1135 | POWER_SUPPLY_PROP_ONLINE, |
| 1136 | POWER_SUPPLY_PROP_REAL_TYPE, |
| 1137 | }; |
| 1138 | |
| 1139 | static int smb5_dc_get_prop(struct power_supply *psy, |
| 1140 | enum power_supply_property psp, |
| 1141 | union power_supply_propval *val) |
| 1142 | { |
| 1143 | struct smb5 *chip = power_supply_get_drvdata(psy); |
| 1144 | struct smb_charger *chg = &chip->chg; |
| 1145 | int rc = 0; |
| 1146 | |
| 1147 | switch (psp) { |
| 1148 | case POWER_SUPPLY_PROP_INPUT_SUSPEND: |
| 1149 | val->intval = get_effective_result(chg->dc_suspend_votable); |
| 1150 | break; |
| 1151 | case POWER_SUPPLY_PROP_PRESENT: |
| 1152 | rc = smblib_get_prop_dc_present(chg, val); |
| 1153 | break; |
| 1154 | case POWER_SUPPLY_PROP_ONLINE: |
| 1155 | rc = smblib_get_prop_dc_online(chg, val); |
| 1156 | break; |
| 1157 | case POWER_SUPPLY_PROP_REAL_TYPE: |
| 1158 | val->intval = POWER_SUPPLY_TYPE_WIPOWER; |
| 1159 | break; |
| 1160 | default: |
| 1161 | return -EINVAL; |
| 1162 | } |
| 1163 | if (rc < 0) { |
| 1164 | pr_debug("Couldn't get prop %d rc = %d\n", psp, rc); |
| 1165 | return -ENODATA; |
| 1166 | } |
| 1167 | return 0; |
| 1168 | } |
| 1169 | |
| 1170 | static int smb5_dc_set_prop(struct power_supply *psy, |
| 1171 | enum power_supply_property psp, |
| 1172 | const union power_supply_propval *val) |
| 1173 | { |
| 1174 | struct smb5 *chip = power_supply_get_drvdata(psy); |
| 1175 | struct smb_charger *chg = &chip->chg; |
| 1176 | int rc = 0; |
| 1177 | |
| 1178 | switch (psp) { |
| 1179 | case POWER_SUPPLY_PROP_INPUT_SUSPEND: |
| 1180 | rc = vote(chg->dc_suspend_votable, WBC_VOTER, |
| 1181 | (bool)val->intval, 0); |
| 1182 | break; |
| 1183 | default: |
| 1184 | return -EINVAL; |
| 1185 | } |
| 1186 | |
| 1187 | return rc; |
| 1188 | } |
| 1189 | |
| 1190 | static int smb5_dc_prop_is_writeable(struct power_supply *psy, |
| 1191 | enum power_supply_property psp) |
| 1192 | { |
| 1193 | int rc; |
| 1194 | |
| 1195 | switch (psp) { |
| 1196 | default: |
| 1197 | rc = 0; |
| 1198 | break; |
| 1199 | } |
| 1200 | |
| 1201 | return rc; |
| 1202 | } |
| 1203 | |
| 1204 | static const struct power_supply_desc dc_psy_desc = { |
| 1205 | .name = "dc", |
| 1206 | .type = POWER_SUPPLY_TYPE_WIRELESS, |
| 1207 | .properties = smb5_dc_props, |
| 1208 | .num_properties = ARRAY_SIZE(smb5_dc_props), |
| 1209 | .get_property = smb5_dc_get_prop, |
| 1210 | .set_property = smb5_dc_set_prop, |
| 1211 | .property_is_writeable = smb5_dc_prop_is_writeable, |
| 1212 | }; |
| 1213 | |
| 1214 | static int smb5_init_dc_psy(struct smb5 *chip) |
| 1215 | { |
| 1216 | struct power_supply_config dc_cfg = {}; |
| 1217 | struct smb_charger *chg = &chip->chg; |
| 1218 | |
| 1219 | dc_cfg.drv_data = chip; |
| 1220 | dc_cfg.of_node = chg->dev->of_node; |
| 1221 | chg->dc_psy = devm_power_supply_register(chg->dev, |
| 1222 | &dc_psy_desc, |
| 1223 | &dc_cfg); |
| 1224 | if (IS_ERR(chg->dc_psy)) { |
| 1225 | pr_err("Couldn't register USB power supply\n"); |
| 1226 | return PTR_ERR(chg->dc_psy); |
| 1227 | } |
| 1228 | |
| 1229 | return 0; |
| 1230 | } |
| 1231 | |
| 1232 | /************************* |
| 1233 | * BATT PSY REGISTRATION * |
| 1234 | *************************/ |
| 1235 | static enum power_supply_property smb5_batt_props[] = { |
| 1236 | POWER_SUPPLY_PROP_INPUT_SUSPEND, |
Anirudh Ghayal | dfdb841 | 2018-04-21 10:37:18 +0530 | [diff] [blame] | 1237 | POWER_SUPPLY_PROP_BATTERY_CHARGING_ENABLED, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1238 | POWER_SUPPLY_PROP_STATUS, |
| 1239 | POWER_SUPPLY_PROP_HEALTH, |
| 1240 | POWER_SUPPLY_PROP_PRESENT, |
| 1241 | POWER_SUPPLY_PROP_CHARGE_TYPE, |
| 1242 | POWER_SUPPLY_PROP_CAPACITY, |
| 1243 | POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED, |
| 1244 | POWER_SUPPLY_PROP_VOLTAGE_NOW, |
| 1245 | POWER_SUPPLY_PROP_VOLTAGE_MAX, |
| 1246 | POWER_SUPPLY_PROP_CURRENT_NOW, |
| 1247 | POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX, |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1248 | POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1249 | POWER_SUPPLY_PROP_TEMP, |
| 1250 | POWER_SUPPLY_PROP_TECHNOLOGY, |
| 1251 | POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED, |
| 1252 | POWER_SUPPLY_PROP_SW_JEITA_ENABLED, |
| 1253 | POWER_SUPPLY_PROP_CHARGE_DONE, |
| 1254 | POWER_SUPPLY_PROP_PARALLEL_DISABLE, |
| 1255 | POWER_SUPPLY_PROP_SET_SHIP_MODE, |
| 1256 | POWER_SUPPLY_PROP_DIE_HEALTH, |
| 1257 | POWER_SUPPLY_PROP_RERUN_AICL, |
| 1258 | POWER_SUPPLY_PROP_DP_DM, |
| 1259 | POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX, |
| 1260 | POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT, |
| 1261 | POWER_SUPPLY_PROP_CHARGE_COUNTER, |
Subbaraman Narayanamurthy | c4feb89 | 2018-05-07 18:43:45 -0700 | [diff] [blame] | 1262 | POWER_SUPPLY_PROP_CYCLE_COUNT, |
Anirudh Ghayal | 1380d31 | 2018-02-23 00:01:43 +0530 | [diff] [blame] | 1263 | POWER_SUPPLY_PROP_RECHARGE_SOC, |
Ashay Jaiswal | 5c5ba27 | 2018-07-23 14:54:20 +0530 | [diff] [blame] | 1264 | POWER_SUPPLY_PROP_CHARGE_FULL, |
Umang Agrawal | 238086f | 2018-05-28 12:29:31 +0530 | [diff] [blame] | 1265 | POWER_SUPPLY_PROP_FCC_STEPPER_ENABLE, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1266 | }; |
| 1267 | |
Ashay Jaiswal | d802c3d | 2018-07-25 14:55:10 +0530 | [diff] [blame] | 1268 | #define ITERM_SCALING_FACTOR_PMI632 1525 |
| 1269 | #define ITERM_SCALING_FACTOR_PM855B 3050 |
| 1270 | static int smb5_get_prop_batt_iterm(struct smb_charger *chg, |
| 1271 | union power_supply_propval *val) |
| 1272 | { |
| 1273 | int rc, temp, scaling_factor; |
| 1274 | u8 stat, buf[2]; |
| 1275 | |
| 1276 | /* |
| 1277 | * Currently, only ADC comparator-based termination is supported, |
| 1278 | * hence read only the threshold corresponding to ADC source. |
| 1279 | * Proceed only if CHGR_ITERM_USE_ANALOG_BIT is 0. |
| 1280 | */ |
| 1281 | rc = smblib_read(chg, CHGR_ENG_CHARGING_CFG_REG, &stat); |
| 1282 | if (rc < 0) { |
| 1283 | pr_err("Couldn't read CHGR_ENG_CHARGING_CFG_REG rc=%d\n", rc); |
| 1284 | return rc; |
| 1285 | } |
| 1286 | |
| 1287 | if (stat & CHGR_ITERM_USE_ANALOG_BIT) { |
| 1288 | val->intval = -EINVAL; |
| 1289 | return 0; |
| 1290 | } |
| 1291 | |
| 1292 | rc = smblib_batch_read(chg, CHGR_ADC_ITERM_UP_THD_MSB_REG, buf, 2); |
| 1293 | |
| 1294 | if (rc < 0) { |
| 1295 | pr_err("Couldn't read CHGR_ADC_ITERM_UP_THD_MSB_REG rc=%d\n", |
| 1296 | rc); |
| 1297 | return rc; |
| 1298 | } |
| 1299 | |
| 1300 | temp = buf[1] | (buf[0] << 8); |
| 1301 | temp = sign_extend32(temp, 15); |
| 1302 | |
| 1303 | if (chg->smb_version == PMI632_SUBTYPE) |
| 1304 | scaling_factor = ITERM_SCALING_FACTOR_PMI632; |
| 1305 | else |
| 1306 | scaling_factor = ITERM_SCALING_FACTOR_PM855B; |
| 1307 | |
| 1308 | temp = div_s64(temp * scaling_factor, 10000); |
| 1309 | val->intval = temp; |
| 1310 | |
| 1311 | return rc; |
| 1312 | } |
| 1313 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1314 | static int smb5_batt_get_prop(struct power_supply *psy, |
| 1315 | enum power_supply_property psp, |
| 1316 | union power_supply_propval *val) |
| 1317 | { |
| 1318 | struct smb_charger *chg = power_supply_get_drvdata(psy); |
| 1319 | int rc = 0; |
| 1320 | |
| 1321 | switch (psp) { |
| 1322 | case POWER_SUPPLY_PROP_STATUS: |
| 1323 | rc = smblib_get_prop_batt_status(chg, val); |
| 1324 | break; |
| 1325 | case POWER_SUPPLY_PROP_HEALTH: |
| 1326 | rc = smblib_get_prop_batt_health(chg, val); |
| 1327 | break; |
| 1328 | case POWER_SUPPLY_PROP_PRESENT: |
| 1329 | rc = smblib_get_prop_batt_present(chg, val); |
| 1330 | break; |
| 1331 | case POWER_SUPPLY_PROP_INPUT_SUSPEND: |
| 1332 | rc = smblib_get_prop_input_suspend(chg, val); |
| 1333 | break; |
Anirudh Ghayal | dfdb841 | 2018-04-21 10:37:18 +0530 | [diff] [blame] | 1334 | case POWER_SUPPLY_PROP_BATTERY_CHARGING_ENABLED: |
| 1335 | val->intval = !get_client_vote(chg->chg_disable_votable, |
| 1336 | USER_VOTER); |
| 1337 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1338 | case POWER_SUPPLY_PROP_CHARGE_TYPE: |
| 1339 | rc = smblib_get_prop_batt_charge_type(chg, val); |
| 1340 | break; |
| 1341 | case POWER_SUPPLY_PROP_CAPACITY: |
| 1342 | rc = smblib_get_prop_batt_capacity(chg, val); |
| 1343 | break; |
| 1344 | case POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT: |
| 1345 | rc = smblib_get_prop_system_temp_level(chg, val); |
| 1346 | break; |
| 1347 | case POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX: |
| 1348 | rc = smblib_get_prop_system_temp_level_max(chg, val); |
| 1349 | break; |
| 1350 | case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED: |
| 1351 | rc = smblib_get_prop_input_current_limited(chg, val); |
| 1352 | break; |
| 1353 | case POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED: |
| 1354 | val->intval = chg->step_chg_enabled; |
| 1355 | break; |
| 1356 | case POWER_SUPPLY_PROP_SW_JEITA_ENABLED: |
| 1357 | val->intval = chg->sw_jeita_enabled; |
| 1358 | break; |
| 1359 | case POWER_SUPPLY_PROP_VOLTAGE_NOW: |
Ashay Jaiswal | 5c5ba27 | 2018-07-23 14:54:20 +0530 | [diff] [blame] | 1360 | rc = smblib_get_prop_from_bms(chg, |
| 1361 | POWER_SUPPLY_PROP_VOLTAGE_NOW, val); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1362 | break; |
| 1363 | case POWER_SUPPLY_PROP_VOLTAGE_MAX: |
| 1364 | val->intval = get_client_vote(chg->fv_votable, |
| 1365 | BATT_PROFILE_VOTER); |
| 1366 | break; |
| 1367 | case POWER_SUPPLY_PROP_CURRENT_NOW: |
Ashay Jaiswal | 5c5ba27 | 2018-07-23 14:54:20 +0530 | [diff] [blame] | 1368 | rc = smblib_get_prop_from_bms(chg, |
| 1369 | POWER_SUPPLY_PROP_CURRENT_NOW, val); |
Anirudh Ghayal | 87ae1f7 | 2018-11-12 17:02:21 +0530 | [diff] [blame] | 1370 | if (!rc) |
| 1371 | val->intval *= (-1); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1372 | break; |
| 1373 | case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX: |
| 1374 | val->intval = get_client_vote(chg->fcc_votable, |
| 1375 | BATT_PROFILE_VOTER); |
| 1376 | break; |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1377 | case POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT: |
Ashay Jaiswal | d802c3d | 2018-07-25 14:55:10 +0530 | [diff] [blame] | 1378 | rc = smb5_get_prop_batt_iterm(chg, val); |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1379 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1380 | case POWER_SUPPLY_PROP_TEMP: |
Ashay Jaiswal | 5c5ba27 | 2018-07-23 14:54:20 +0530 | [diff] [blame] | 1381 | rc = smblib_get_prop_from_bms(chg, POWER_SUPPLY_PROP_TEMP, val); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1382 | break; |
| 1383 | case POWER_SUPPLY_PROP_TECHNOLOGY: |
| 1384 | val->intval = POWER_SUPPLY_TECHNOLOGY_LION; |
| 1385 | break; |
| 1386 | case POWER_SUPPLY_PROP_CHARGE_DONE: |
| 1387 | rc = smblib_get_prop_batt_charge_done(chg, val); |
| 1388 | break; |
| 1389 | case POWER_SUPPLY_PROP_PARALLEL_DISABLE: |
| 1390 | val->intval = get_client_vote(chg->pl_disable_votable, |
| 1391 | USER_VOTER); |
| 1392 | break; |
| 1393 | case POWER_SUPPLY_PROP_SET_SHIP_MODE: |
| 1394 | /* Not in ship mode as long as device is active */ |
| 1395 | val->intval = 0; |
| 1396 | break; |
| 1397 | case POWER_SUPPLY_PROP_DIE_HEALTH: |
| 1398 | if (chg->die_health == -EINVAL) |
| 1399 | rc = smblib_get_prop_die_health(chg, val); |
| 1400 | else |
| 1401 | val->intval = chg->die_health; |
| 1402 | break; |
| 1403 | case POWER_SUPPLY_PROP_DP_DM: |
| 1404 | val->intval = chg->pulse_cnt; |
| 1405 | break; |
| 1406 | case POWER_SUPPLY_PROP_RERUN_AICL: |
| 1407 | val->intval = 0; |
| 1408 | break; |
| 1409 | case POWER_SUPPLY_PROP_CHARGE_COUNTER: |
Ashay Jaiswal | 5c5ba27 | 2018-07-23 14:54:20 +0530 | [diff] [blame] | 1410 | rc = smblib_get_prop_from_bms(chg, |
| 1411 | POWER_SUPPLY_PROP_CHARGE_COUNTER, val); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1412 | break; |
Subbaraman Narayanamurthy | c4feb89 | 2018-05-07 18:43:45 -0700 | [diff] [blame] | 1413 | case POWER_SUPPLY_PROP_CYCLE_COUNT: |
Ashay Jaiswal | 5c5ba27 | 2018-07-23 14:54:20 +0530 | [diff] [blame] | 1414 | rc = smblib_get_prop_from_bms(chg, |
| 1415 | POWER_SUPPLY_PROP_CYCLE_COUNT, val); |
Subbaraman Narayanamurthy | c4feb89 | 2018-05-07 18:43:45 -0700 | [diff] [blame] | 1416 | break; |
Anirudh Ghayal | 1380d31 | 2018-02-23 00:01:43 +0530 | [diff] [blame] | 1417 | case POWER_SUPPLY_PROP_RECHARGE_SOC: |
| 1418 | val->intval = chg->auto_recharge_soc; |
| 1419 | break; |
Ashay Jaiswal | 5c5ba27 | 2018-07-23 14:54:20 +0530 | [diff] [blame] | 1420 | case POWER_SUPPLY_PROP_CHARGE_FULL: |
| 1421 | rc = smblib_get_prop_from_bms(chg, |
| 1422 | POWER_SUPPLY_PROP_CHARGE_FULL, val); |
| 1423 | break; |
Umang Agrawal | 238086f | 2018-05-28 12:29:31 +0530 | [diff] [blame] | 1424 | case POWER_SUPPLY_PROP_FCC_STEPPER_ENABLE: |
| 1425 | val->intval = chg->fcc_stepper_enable; |
| 1426 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1427 | default: |
| 1428 | pr_err("batt power supply prop %d not supported\n", psp); |
| 1429 | return -EINVAL; |
| 1430 | } |
| 1431 | |
| 1432 | if (rc < 0) { |
| 1433 | pr_debug("Couldn't get prop %d rc = %d\n", psp, rc); |
| 1434 | return -ENODATA; |
| 1435 | } |
| 1436 | |
| 1437 | return 0; |
| 1438 | } |
| 1439 | |
| 1440 | static int smb5_batt_set_prop(struct power_supply *psy, |
| 1441 | enum power_supply_property prop, |
| 1442 | const union power_supply_propval *val) |
| 1443 | { |
| 1444 | int rc = 0; |
| 1445 | struct smb_charger *chg = power_supply_get_drvdata(psy); |
Ashay Jaiswal | a55b7ed | 2018-03-23 17:23:48 +0530 | [diff] [blame] | 1446 | bool enable; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1447 | |
| 1448 | switch (prop) { |
| 1449 | case POWER_SUPPLY_PROP_STATUS: |
| 1450 | rc = smblib_set_prop_batt_status(chg, val); |
| 1451 | break; |
| 1452 | case POWER_SUPPLY_PROP_INPUT_SUSPEND: |
| 1453 | rc = smblib_set_prop_input_suspend(chg, val); |
| 1454 | break; |
Anirudh Ghayal | dfdb841 | 2018-04-21 10:37:18 +0530 | [diff] [blame] | 1455 | case POWER_SUPPLY_PROP_BATTERY_CHARGING_ENABLED: |
| 1456 | vote(chg->chg_disable_votable, USER_VOTER, !val->intval, 0); |
| 1457 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1458 | case POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT: |
| 1459 | rc = smblib_set_prop_system_temp_level(chg, val); |
| 1460 | break; |
| 1461 | case POWER_SUPPLY_PROP_CAPACITY: |
| 1462 | rc = smblib_set_prop_batt_capacity(chg, val); |
| 1463 | break; |
| 1464 | case POWER_SUPPLY_PROP_PARALLEL_DISABLE: |
| 1465 | vote(chg->pl_disable_votable, USER_VOTER, (bool)val->intval, 0); |
| 1466 | break; |
| 1467 | case POWER_SUPPLY_PROP_VOLTAGE_MAX: |
| 1468 | chg->batt_profile_fv_uv = val->intval; |
| 1469 | vote(chg->fv_votable, BATT_PROFILE_VOTER, true, val->intval); |
| 1470 | break; |
| 1471 | case POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED: |
Ashay Jaiswal | a55b7ed | 2018-03-23 17:23:48 +0530 | [diff] [blame] | 1472 | enable = !!val->intval || chg->sw_jeita_enabled; |
| 1473 | rc = smblib_configure_wdog(chg, enable); |
| 1474 | if (rc == 0) |
| 1475 | chg->step_chg_enabled = !!val->intval; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1476 | break; |
| 1477 | case POWER_SUPPLY_PROP_SW_JEITA_ENABLED: |
| 1478 | if (chg->sw_jeita_enabled != (!!val->intval)) { |
| 1479 | rc = smblib_disable_hw_jeita(chg, !!val->intval); |
Ashay Jaiswal | a55b7ed | 2018-03-23 17:23:48 +0530 | [diff] [blame] | 1480 | enable = !!val->intval || chg->step_chg_enabled; |
| 1481 | rc |= smblib_configure_wdog(chg, enable); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1482 | if (rc == 0) |
| 1483 | chg->sw_jeita_enabled = !!val->intval; |
| 1484 | } |
| 1485 | break; |
| 1486 | case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX: |
| 1487 | chg->batt_profile_fcc_ua = val->intval; |
| 1488 | vote(chg->fcc_votable, BATT_PROFILE_VOTER, true, val->intval); |
| 1489 | break; |
| 1490 | case POWER_SUPPLY_PROP_SET_SHIP_MODE: |
| 1491 | /* Not in ship mode as long as the device is active */ |
| 1492 | if (!val->intval) |
| 1493 | break; |
| 1494 | if (chg->pl.psy) |
| 1495 | power_supply_set_property(chg->pl.psy, |
| 1496 | POWER_SUPPLY_PROP_SET_SHIP_MODE, val); |
| 1497 | rc = smblib_set_prop_ship_mode(chg, val); |
| 1498 | break; |
| 1499 | case POWER_SUPPLY_PROP_RERUN_AICL: |
Ashay Jaiswal | e0b3c47 | 2018-06-20 23:39:41 +0530 | [diff] [blame] | 1500 | rc = smblib_run_aicl(chg, RERUN_AICL); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1501 | break; |
| 1502 | case POWER_SUPPLY_PROP_DP_DM: |
Ashay Jaiswal | 4d334f4 | 2018-04-25 10:58:49 +0530 | [diff] [blame] | 1503 | if (!chg->flash_active) |
| 1504 | rc = smblib_dp_dm(chg, val->intval); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1505 | break; |
| 1506 | case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED: |
| 1507 | rc = smblib_set_prop_input_current_limited(chg, val); |
| 1508 | break; |
| 1509 | case POWER_SUPPLY_PROP_DIE_HEALTH: |
| 1510 | chg->die_health = val->intval; |
| 1511 | power_supply_changed(chg->batt_psy); |
| 1512 | break; |
Anirudh Ghayal | dfdb841 | 2018-04-21 10:37:18 +0530 | [diff] [blame] | 1513 | case POWER_SUPPLY_PROP_RECHARGE_SOC: |
| 1514 | if (chg->smb_version == PMI632_SUBTYPE) { |
| 1515 | /* toggle charging to force recharge */ |
| 1516 | vote(chg->chg_disable_votable, FORCE_RECHARGE_VOTER, |
| 1517 | true, 0); |
| 1518 | /* charge disable delay */ |
| 1519 | msleep(50); |
| 1520 | vote(chg->chg_disable_votable, FORCE_RECHARGE_VOTER, |
| 1521 | false, 0); |
| 1522 | } |
| 1523 | break; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1524 | default: |
| 1525 | rc = -EINVAL; |
| 1526 | } |
| 1527 | |
| 1528 | return rc; |
| 1529 | } |
| 1530 | |
| 1531 | static int smb5_batt_prop_is_writeable(struct power_supply *psy, |
| 1532 | enum power_supply_property psp) |
| 1533 | { |
| 1534 | switch (psp) { |
| 1535 | case POWER_SUPPLY_PROP_STATUS: |
| 1536 | case POWER_SUPPLY_PROP_INPUT_SUSPEND: |
| 1537 | case POWER_SUPPLY_PROP_SYSTEM_TEMP_LEVEL: |
| 1538 | case POWER_SUPPLY_PROP_CAPACITY: |
| 1539 | case POWER_SUPPLY_PROP_PARALLEL_DISABLE: |
| 1540 | case POWER_SUPPLY_PROP_DP_DM: |
| 1541 | case POWER_SUPPLY_PROP_RERUN_AICL: |
| 1542 | case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMITED: |
| 1543 | case POWER_SUPPLY_PROP_STEP_CHARGING_ENABLED: |
| 1544 | case POWER_SUPPLY_PROP_SW_JEITA_ENABLED: |
| 1545 | case POWER_SUPPLY_PROP_DIE_HEALTH: |
Anirudh Ghayal | dfdb841 | 2018-04-21 10:37:18 +0530 | [diff] [blame] | 1546 | case POWER_SUPPLY_PROP_BATTERY_CHARGING_ENABLED: |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1547 | return 1; |
| 1548 | default: |
| 1549 | break; |
| 1550 | } |
| 1551 | |
| 1552 | return 0; |
| 1553 | } |
| 1554 | |
| 1555 | static const struct power_supply_desc batt_psy_desc = { |
| 1556 | .name = "battery", |
| 1557 | .type = POWER_SUPPLY_TYPE_BATTERY, |
| 1558 | .properties = smb5_batt_props, |
| 1559 | .num_properties = ARRAY_SIZE(smb5_batt_props), |
| 1560 | .get_property = smb5_batt_get_prop, |
| 1561 | .set_property = smb5_batt_set_prop, |
| 1562 | .property_is_writeable = smb5_batt_prop_is_writeable, |
| 1563 | }; |
| 1564 | |
| 1565 | static int smb5_init_batt_psy(struct smb5 *chip) |
| 1566 | { |
| 1567 | struct power_supply_config batt_cfg = {}; |
| 1568 | struct smb_charger *chg = &chip->chg; |
| 1569 | int rc = 0; |
| 1570 | |
| 1571 | batt_cfg.drv_data = chg; |
| 1572 | batt_cfg.of_node = chg->dev->of_node; |
| 1573 | chg->batt_psy = devm_power_supply_register(chg->dev, |
| 1574 | &batt_psy_desc, |
| 1575 | &batt_cfg); |
| 1576 | if (IS_ERR(chg->batt_psy)) { |
| 1577 | pr_err("Couldn't register battery power supply\n"); |
| 1578 | return PTR_ERR(chg->batt_psy); |
| 1579 | } |
| 1580 | |
| 1581 | return rc; |
| 1582 | } |
| 1583 | |
| 1584 | /****************************** |
| 1585 | * VBUS REGULATOR REGISTRATION * |
| 1586 | ******************************/ |
| 1587 | |
| 1588 | static struct regulator_ops smb5_vbus_reg_ops = { |
| 1589 | .enable = smblib_vbus_regulator_enable, |
| 1590 | .disable = smblib_vbus_regulator_disable, |
| 1591 | .is_enabled = smblib_vbus_regulator_is_enabled, |
| 1592 | }; |
| 1593 | |
| 1594 | static int smb5_init_vbus_regulator(struct smb5 *chip) |
| 1595 | { |
| 1596 | struct smb_charger *chg = &chip->chg; |
| 1597 | struct regulator_config cfg = {}; |
| 1598 | int rc = 0; |
| 1599 | |
| 1600 | chg->vbus_vreg = devm_kzalloc(chg->dev, sizeof(*chg->vbus_vreg), |
| 1601 | GFP_KERNEL); |
| 1602 | if (!chg->vbus_vreg) |
| 1603 | return -ENOMEM; |
| 1604 | |
| 1605 | cfg.dev = chg->dev; |
| 1606 | cfg.driver_data = chip; |
| 1607 | |
| 1608 | chg->vbus_vreg->rdesc.owner = THIS_MODULE; |
| 1609 | chg->vbus_vreg->rdesc.type = REGULATOR_VOLTAGE; |
| 1610 | chg->vbus_vreg->rdesc.ops = &smb5_vbus_reg_ops; |
| 1611 | chg->vbus_vreg->rdesc.of_match = "qcom,smb5-vbus"; |
| 1612 | chg->vbus_vreg->rdesc.name = "qcom,smb5-vbus"; |
| 1613 | |
| 1614 | chg->vbus_vreg->rdev = devm_regulator_register(chg->dev, |
| 1615 | &chg->vbus_vreg->rdesc, &cfg); |
| 1616 | if (IS_ERR(chg->vbus_vreg->rdev)) { |
| 1617 | rc = PTR_ERR(chg->vbus_vreg->rdev); |
| 1618 | chg->vbus_vreg->rdev = NULL; |
| 1619 | if (rc != -EPROBE_DEFER) |
| 1620 | pr_err("Couldn't register VBUS regulator rc=%d\n", rc); |
| 1621 | } |
| 1622 | |
| 1623 | return rc; |
| 1624 | } |
| 1625 | |
| 1626 | /****************************** |
| 1627 | * VCONN REGULATOR REGISTRATION * |
| 1628 | ******************************/ |
| 1629 | |
| 1630 | static struct regulator_ops smb5_vconn_reg_ops = { |
| 1631 | .enable = smblib_vconn_regulator_enable, |
| 1632 | .disable = smblib_vconn_regulator_disable, |
| 1633 | .is_enabled = smblib_vconn_regulator_is_enabled, |
| 1634 | }; |
| 1635 | |
| 1636 | static int smb5_init_vconn_regulator(struct smb5 *chip) |
| 1637 | { |
| 1638 | struct smb_charger *chg = &chip->chg; |
| 1639 | struct regulator_config cfg = {}; |
| 1640 | int rc = 0; |
| 1641 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 1642 | if (chg->connector_type == POWER_SUPPLY_CONNECTOR_MICRO_USB) |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1643 | return 0; |
| 1644 | |
| 1645 | chg->vconn_vreg = devm_kzalloc(chg->dev, sizeof(*chg->vconn_vreg), |
| 1646 | GFP_KERNEL); |
| 1647 | if (!chg->vconn_vreg) |
| 1648 | return -ENOMEM; |
| 1649 | |
| 1650 | cfg.dev = chg->dev; |
| 1651 | cfg.driver_data = chip; |
| 1652 | |
| 1653 | chg->vconn_vreg->rdesc.owner = THIS_MODULE; |
| 1654 | chg->vconn_vreg->rdesc.type = REGULATOR_VOLTAGE; |
| 1655 | chg->vconn_vreg->rdesc.ops = &smb5_vconn_reg_ops; |
| 1656 | chg->vconn_vreg->rdesc.of_match = "qcom,smb5-vconn"; |
| 1657 | chg->vconn_vreg->rdesc.name = "qcom,smb5-vconn"; |
| 1658 | |
| 1659 | chg->vconn_vreg->rdev = devm_regulator_register(chg->dev, |
| 1660 | &chg->vconn_vreg->rdesc, &cfg); |
| 1661 | if (IS_ERR(chg->vconn_vreg->rdev)) { |
| 1662 | rc = PTR_ERR(chg->vconn_vreg->rdev); |
| 1663 | chg->vconn_vreg->rdev = NULL; |
| 1664 | if (rc != -EPROBE_DEFER) |
| 1665 | pr_err("Couldn't register VCONN regulator rc=%d\n", rc); |
| 1666 | } |
| 1667 | |
| 1668 | return rc; |
| 1669 | } |
| 1670 | |
| 1671 | /*************************** |
| 1672 | * HARDWARE INITIALIZATION * |
| 1673 | ***************************/ |
| 1674 | static int smb5_configure_typec(struct smb_charger *chg) |
| 1675 | { |
| 1676 | int rc; |
Ashay Jaiswal | 91d63f4 | 2018-05-16 11:30:40 +0530 | [diff] [blame] | 1677 | u8 val = 0; |
| 1678 | |
| 1679 | rc = smblib_read(chg, LEGACY_CABLE_STATUS_REG, &val); |
| 1680 | if (rc < 0) { |
| 1681 | dev_err(chg->dev, "Couldn't read Legacy status rc=%d\n", rc); |
| 1682 | return rc; |
| 1683 | } |
| 1684 | /* |
| 1685 | * If Legacy cable is detected re-trigger Legacy detection |
| 1686 | * by disabling/enabling typeC mode. |
| 1687 | */ |
| 1688 | if (val & TYPEC_LEGACY_CABLE_STATUS_BIT) { |
| 1689 | rc = smblib_masked_write(chg, TYPE_C_MODE_CFG_REG, |
| 1690 | TYPEC_DISABLE_CMD_BIT, TYPEC_DISABLE_CMD_BIT); |
| 1691 | if (rc < 0) { |
| 1692 | dev_err(chg->dev, "Couldn't disable TYPEC rc=%d\n", rc); |
| 1693 | return rc; |
| 1694 | } |
| 1695 | |
| 1696 | /* delay before enabling typeC */ |
| 1697 | msleep(500); |
| 1698 | |
| 1699 | rc = smblib_masked_write(chg, TYPE_C_MODE_CFG_REG, |
| 1700 | TYPEC_DISABLE_CMD_BIT, 0); |
| 1701 | if (rc < 0) { |
| 1702 | dev_err(chg->dev, "Couldn't enable TYPEC rc=%d\n", rc); |
| 1703 | return rc; |
| 1704 | } |
| 1705 | } |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1706 | |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 1707 | /* disable apsd */ |
Ashay Jaiswal | c96380de | 2018-05-16 12:02:36 +0530 | [diff] [blame] | 1708 | rc = smblib_configure_hvdcp_apsd(chg, false); |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 1709 | if (rc < 0) { |
| 1710 | dev_err(chg->dev, "Couldn't disable APSD rc=%d\n", rc); |
| 1711 | return rc; |
| 1712 | } |
| 1713 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1714 | rc = smblib_write(chg, TYPE_C_INTERRUPT_EN_CFG_1_REG, |
| 1715 | TYPEC_CCOUT_DETACH_INT_EN_BIT | |
| 1716 | TYPEC_CCOUT_ATTACH_INT_EN_BIT); |
| 1717 | if (rc < 0) { |
| 1718 | dev_err(chg->dev, |
| 1719 | "Couldn't configure Type-C interrupts rc=%d\n", rc); |
| 1720 | return rc; |
| 1721 | } |
| 1722 | |
Harry Yang | 423d5c3 | 2018-05-30 15:49:04 -0700 | [diff] [blame] | 1723 | rc = smblib_masked_write(chg, TYPE_C_MODE_CFG_REG, |
| 1724 | EN_TRY_SNK_BIT, EN_TRY_SNK_BIT); |
| 1725 | if (rc < 0) { |
| 1726 | dev_err(chg->dev, |
| 1727 | "Couldn't enable try.snk rc=%d\n", rc); |
| 1728 | return rc; |
| 1729 | } |
| 1730 | |
Ashay Jaiswal | d5022b6 | 2018-05-27 19:21:11 +0530 | [diff] [blame] | 1731 | /* Keep VCONN in h/w controlled mode for PMI632 */ |
| 1732 | if (chg->smb_version != PMI632_SUBTYPE) { |
| 1733 | /* configure VCONN for software control */ |
| 1734 | rc = smblib_masked_write(chg, TYPE_C_VCONN_CONTROL_REG, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1735 | VCONN_EN_SRC_BIT | VCONN_EN_VALUE_BIT, |
| 1736 | VCONN_EN_SRC_BIT); |
Ashay Jaiswal | d5022b6 | 2018-05-27 19:21:11 +0530 | [diff] [blame] | 1737 | if (rc < 0) { |
| 1738 | dev_err(chg->dev, |
| 1739 | "Couldn't configure VCONN for SW control rc=%d\n", |
| 1740 | rc); |
| 1741 | return rc; |
| 1742 | } |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1743 | } |
| 1744 | |
Umang Agrawal | c1bb138 | 2018-09-17 15:36:43 +0530 | [diff] [blame] | 1745 | /* Disable TypeC and RID change source interrupts */ |
| 1746 | rc = smblib_write(chg, TYPE_C_INTERRUPT_EN_CFG_2_REG, 0); |
| 1747 | if (rc < 0) { |
| 1748 | dev_err(chg->dev, |
| 1749 | "Couldn't configure Type-C interrupts rc=%d\n", rc); |
| 1750 | return rc; |
| 1751 | } |
| 1752 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1753 | return rc; |
| 1754 | } |
| 1755 | |
| 1756 | static int smb5_configure_micro_usb(struct smb_charger *chg) |
| 1757 | { |
| 1758 | int rc; |
| 1759 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 1760 | rc = smblib_masked_write(chg, TYPE_C_INTERRUPT_EN_CFG_2_REG, |
| 1761 | MICRO_USB_STATE_CHANGE_INT_EN_BIT, |
| 1762 | MICRO_USB_STATE_CHANGE_INT_EN_BIT); |
| 1763 | if (rc < 0) { |
| 1764 | dev_err(chg->dev, |
| 1765 | "Couldn't configure Type-C interrupts rc=%d\n", rc); |
| 1766 | return rc; |
| 1767 | } |
| 1768 | |
Umang Agrawal | 461e9ea | 2018-07-05 18:50:13 +0530 | [diff] [blame] | 1769 | if (chg->moisture_protection_enabled && |
| 1770 | (chg->wa_flags & MOISTURE_PROTECTION_WA)) { |
| 1771 | /* Enable moisture detection interrupt */ |
| 1772 | rc = smblib_masked_write(chg, TYPE_C_INTERRUPT_EN_CFG_2_REG, |
| 1773 | TYPEC_WATER_DETECTION_INT_EN_BIT, |
| 1774 | TYPEC_WATER_DETECTION_INT_EN_BIT); |
| 1775 | if (rc < 0) { |
| 1776 | dev_err(chg->dev, "Couldn't enable moisture detection interrupt rc=%d\n", |
| 1777 | rc); |
| 1778 | return rc; |
| 1779 | } |
| 1780 | |
| 1781 | /* Enable uUSB factory mode */ |
| 1782 | rc = smblib_masked_write(chg, TYPEC_U_USB_CFG_REG, |
| 1783 | EN_MICRO_USB_FACTORY_MODE_BIT, |
| 1784 | EN_MICRO_USB_FACTORY_MODE_BIT); |
| 1785 | if (rc < 0) { |
| 1786 | dev_err(chg->dev, "Couldn't enable uUSB factory mode c=%d\n", |
| 1787 | rc); |
| 1788 | return rc; |
| 1789 | } |
| 1790 | |
| 1791 | /* Disable periodic monitoring of CC_ID pin */ |
| 1792 | rc = smblib_write(chg, TYPEC_U_USB_WATER_PROTECTION_CFG_REG, 0); |
| 1793 | if (rc < 0) { |
| 1794 | dev_err(chg->dev, "Couldn't disable periodic monitoring of CC_ID rc=%d\n", |
| 1795 | rc); |
| 1796 | return rc; |
| 1797 | } |
| 1798 | } |
| 1799 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1800 | return rc; |
| 1801 | } |
| 1802 | |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 1803 | static int smb5_configure_mitigation(struct smb_charger *chg) |
| 1804 | { |
| 1805 | int rc; |
Ashay Jaiswal | 40b6627 | 2018-09-03 16:08:54 +0530 | [diff] [blame] | 1806 | u8 chan = 0, src_cfg = 0; |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 1807 | |
| 1808 | if (!chg->hw_die_temp_mitigation && !chg->hw_connector_mitigation) |
| 1809 | return 0; |
| 1810 | |
| 1811 | if (chg->hw_die_temp_mitigation) { |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 1812 | chan = DIE_TEMP_CHANNEL_EN_BIT; |
Ashay Jaiswal | 40b6627 | 2018-09-03 16:08:54 +0530 | [diff] [blame] | 1813 | src_cfg = THERMREG_DIE_ADC_SRC_EN_BIT |
| 1814 | | THERMREG_DIE_CMP_SRC_EN_BIT; |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 1815 | } |
| 1816 | |
Ashay Jaiswal | 40b6627 | 2018-09-03 16:08:54 +0530 | [diff] [blame] | 1817 | if (chg->hw_connector_mitigation) { |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 1818 | chan |= CONN_THM_CHANNEL_EN_BIT; |
Ashay Jaiswal | 40b6627 | 2018-09-03 16:08:54 +0530 | [diff] [blame] | 1819 | src_cfg |= THERMREG_CONNECTOR_ADC_SRC_EN_BIT; |
| 1820 | } |
| 1821 | |
| 1822 | rc = smblib_masked_write(chg, MISC_THERMREG_SRC_CFG_REG, |
| 1823 | THERMREG_SW_ICL_ADJUST_BIT | THERMREG_DIE_ADC_SRC_EN_BIT |
| 1824 | | THERMREG_DIE_CMP_SRC_EN_BIT |
| 1825 | | THERMREG_CONNECTOR_ADC_SRC_EN_BIT, src_cfg); |
| 1826 | if (rc < 0) { |
| 1827 | dev_err(chg->dev, |
| 1828 | "Couldn't configure THERM_SRC reg rc=%d\n", rc); |
| 1829 | return rc; |
| 1830 | }; |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 1831 | |
| 1832 | rc = smblib_masked_write(chg, BATIF_ADC_CHANNEL_EN_REG, |
| 1833 | CONN_THM_CHANNEL_EN_BIT | DIE_TEMP_CHANNEL_EN_BIT, |
| 1834 | chan); |
| 1835 | if (rc < 0) { |
Ashay Jaiswal | b50706d | 2018-06-28 19:37:31 +0530 | [diff] [blame] | 1836 | dev_err(chg->dev, "Couldn't enable ADC channel rc=%d\n", rc); |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 1837 | return rc; |
| 1838 | } |
| 1839 | |
| 1840 | return 0; |
| 1841 | } |
| 1842 | |
Ashay Jaiswal | d802c3d | 2018-07-25 14:55:10 +0530 | [diff] [blame] | 1843 | #define RAW_TERM_CURR(conv_factor, scaled_ma) \ |
| 1844 | div_s64((int64_t)scaled_ma * 10000, conv_factor) |
| 1845 | #define ITERM_LIMITS_PMI632_MA 5000 |
| 1846 | #define ITERM_LIMITS_PM855B_MA 10000 |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1847 | static int smb5_configure_iterm_thresholds_adc(struct smb5 *chip) |
| 1848 | { |
Guru Das Srinagesh | 31b2bb0 | 2018-06-20 15:44:03 -0700 | [diff] [blame] | 1849 | u8 *buf; |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1850 | int rc = 0; |
Ashay Jaiswal | d802c3d | 2018-07-25 14:55:10 +0530 | [diff] [blame] | 1851 | int raw_hi_thresh, raw_lo_thresh, max_limit_ma, scaling_factor; |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1852 | struct smb_charger *chg = &chip->chg; |
| 1853 | |
Ashay Jaiswal | d802c3d | 2018-07-25 14:55:10 +0530 | [diff] [blame] | 1854 | if (chip->chg.smb_version == PMI632_SUBTYPE) { |
| 1855 | scaling_factor = ITERM_SCALING_FACTOR_PMI632; |
| 1856 | max_limit_ma = ITERM_LIMITS_PMI632_MA; |
| 1857 | } else { |
| 1858 | scaling_factor = ITERM_SCALING_FACTOR_PM855B; |
| 1859 | max_limit_ma = ITERM_LIMITS_PM855B_MA; |
| 1860 | } |
| 1861 | |
| 1862 | if (chip->dt.term_current_thresh_hi_ma < (-1 * max_limit_ma) |
| 1863 | || chip->dt.term_current_thresh_hi_ma > max_limit_ma |
| 1864 | || chip->dt.term_current_thresh_lo_ma < (-1 * max_limit_ma) |
| 1865 | || chip->dt.term_current_thresh_lo_ma > max_limit_ma) { |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1866 | dev_err(chg->dev, "ITERM threshold out of range rc=%d\n", rc); |
| 1867 | return -EINVAL; |
| 1868 | } |
| 1869 | |
| 1870 | /* |
| 1871 | * Conversion: |
Ashay Jaiswal | d802c3d | 2018-07-25 14:55:10 +0530 | [diff] [blame] | 1872 | * raw (A) = (scaled_mA * (10000) / conv_factor) |
Guru Das Srinagesh | 31b2bb0 | 2018-06-20 15:44:03 -0700 | [diff] [blame] | 1873 | * Note: raw needs to be converted to big-endian format. |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1874 | */ |
| 1875 | |
| 1876 | if (chip->dt.term_current_thresh_hi_ma) { |
Ashay Jaiswal | d802c3d | 2018-07-25 14:55:10 +0530 | [diff] [blame] | 1877 | raw_hi_thresh = RAW_TERM_CURR(scaling_factor, |
| 1878 | chip->dt.term_current_thresh_hi_ma); |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1879 | raw_hi_thresh = sign_extend32(raw_hi_thresh, 15); |
Guru Das Srinagesh | 31b2bb0 | 2018-06-20 15:44:03 -0700 | [diff] [blame] | 1880 | buf = (u8 *)&raw_hi_thresh; |
| 1881 | raw_hi_thresh = buf[1] | (buf[0] << 8); |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1882 | |
| 1883 | rc = smblib_batch_write(chg, CHGR_ADC_ITERM_UP_THD_MSB_REG, |
| 1884 | (u8 *)&raw_hi_thresh, 2); |
| 1885 | if (rc < 0) { |
| 1886 | dev_err(chg->dev, "Couldn't configure ITERM threshold HIGH rc=%d\n", |
| 1887 | rc); |
| 1888 | return rc; |
| 1889 | } |
| 1890 | } |
| 1891 | |
| 1892 | if (chip->dt.term_current_thresh_lo_ma) { |
Ashay Jaiswal | d802c3d | 2018-07-25 14:55:10 +0530 | [diff] [blame] | 1893 | raw_lo_thresh = RAW_TERM_CURR(scaling_factor, |
| 1894 | chip->dt.term_current_thresh_lo_ma); |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1895 | raw_lo_thresh = sign_extend32(raw_lo_thresh, 15); |
Guru Das Srinagesh | 31b2bb0 | 2018-06-20 15:44:03 -0700 | [diff] [blame] | 1896 | buf = (u8 *)&raw_lo_thresh; |
| 1897 | raw_lo_thresh = buf[1] | (buf[0] << 8); |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 1898 | |
| 1899 | rc = smblib_batch_write(chg, CHGR_ADC_ITERM_LO_THD_MSB_REG, |
| 1900 | (u8 *)&raw_lo_thresh, 2); |
| 1901 | if (rc < 0) { |
| 1902 | dev_err(chg->dev, "Couldn't configure ITERM threshold LOW rc=%d\n", |
| 1903 | rc); |
| 1904 | return rc; |
| 1905 | } |
| 1906 | } |
| 1907 | |
| 1908 | return rc; |
| 1909 | } |
| 1910 | |
| 1911 | static int smb5_configure_iterm_thresholds(struct smb5 *chip) |
| 1912 | { |
| 1913 | int rc = 0; |
| 1914 | |
| 1915 | switch (chip->dt.term_current_src) { |
| 1916 | case ITERM_SRC_ADC: |
| 1917 | rc = smb5_configure_iterm_thresholds_adc(chip); |
| 1918 | break; |
| 1919 | default: |
| 1920 | break; |
| 1921 | } |
| 1922 | |
| 1923 | return rc; |
| 1924 | } |
| 1925 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1926 | static int smb5_init_hw(struct smb5 *chip) |
| 1927 | { |
| 1928 | struct smb_charger *chg = &chip->chg; |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 1929 | int rc, type = 0; |
| 1930 | u8 val = 0; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 1931 | |
| 1932 | if (chip->dt.no_battery) |
| 1933 | chg->fake_capacity = 50; |
| 1934 | |
| 1935 | if (chip->dt.batt_profile_fcc_ua < 0) |
| 1936 | smblib_get_charge_param(chg, &chg->param.fcc, |
| 1937 | &chg->batt_profile_fcc_ua); |
| 1938 | |
| 1939 | if (chip->dt.batt_profile_fv_uv < 0) |
| 1940 | smblib_get_charge_param(chg, &chg->param.fv, |
| 1941 | &chg->batt_profile_fv_uv); |
| 1942 | |
| 1943 | smblib_get_charge_param(chg, &chg->param.usb_icl, |
| 1944 | &chg->default_icl_ua); |
Ashay Jaiswal | e0b3c47 | 2018-06-20 23:39:41 +0530 | [diff] [blame] | 1945 | smblib_get_charge_param(chg, &chg->param.aicl_5v_threshold, |
| 1946 | &chg->default_aicl_5v_threshold_mv); |
| 1947 | chg->aicl_5v_threshold_mv = chg->default_aicl_5v_threshold_mv; |
| 1948 | smblib_get_charge_param(chg, &chg->param.aicl_cont_threshold, |
| 1949 | &chg->default_aicl_cont_threshold_mv); |
| 1950 | chg->aicl_cont_threshold_mv = chg->default_aicl_cont_threshold_mv; |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 1951 | |
| 1952 | /* Use SW based VBUS control, disable HW autonomous mode */ |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 1953 | rc = smblib_masked_write(chg, USBIN_OPTIONS_1_CFG_REG, |
| 1954 | HVDCP_AUTH_ALG_EN_CFG_BIT | HVDCP_AUTONOMOUS_MODE_EN_CFG_BIT, |
| 1955 | HVDCP_AUTH_ALG_EN_CFG_BIT); |
| 1956 | if (rc < 0) { |
| 1957 | dev_err(chg->dev, "Couldn't configure HVDCP rc=%d\n", rc); |
| 1958 | return rc; |
| 1959 | } |
| 1960 | |
| 1961 | /* |
| 1962 | * PMI632 can have the connector type defined by a dedicated register |
| 1963 | * TYPEC_MICRO_USB_MODE_REG or by a common TYPEC_U_USB_CFG_REG. |
| 1964 | */ |
| 1965 | if (chg->smb_version == PMI632_SUBTYPE) { |
| 1966 | rc = smblib_read(chg, TYPEC_MICRO_USB_MODE_REG, &val); |
| 1967 | if (rc < 0) { |
| 1968 | dev_err(chg->dev, "Couldn't read USB mode rc=%d\n", rc); |
| 1969 | return rc; |
| 1970 | } |
| 1971 | type = !!(val & MICRO_USB_MODE_ONLY_BIT); |
| 1972 | } |
| 1973 | |
| 1974 | /* |
| 1975 | * If TYPEC_MICRO_USB_MODE_REG is not set and for all non-PMI632 |
| 1976 | * check the connector type using TYPEC_U_USB_CFG_REG. |
| 1977 | */ |
| 1978 | if (!type) { |
| 1979 | rc = smblib_read(chg, TYPEC_U_USB_CFG_REG, &val); |
| 1980 | if (rc < 0) { |
| 1981 | dev_err(chg->dev, "Couldn't read U_USB config rc=%d\n", |
| 1982 | rc); |
| 1983 | return rc; |
| 1984 | } |
| 1985 | |
| 1986 | type = !!(val & EN_MICRO_USB_MODE_BIT); |
| 1987 | } |
| 1988 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 1989 | pr_debug("Connector type=%s\n", type ? "Micro USB" : "TypeC"); |
| 1990 | |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 1991 | if (type) { |
| 1992 | chg->connector_type = POWER_SUPPLY_CONNECTOR_MICRO_USB; |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 1993 | rc = smb5_configure_micro_usb(chg); |
| 1994 | } else { |
| 1995 | chg->connector_type = POWER_SUPPLY_CONNECTOR_TYPEC; |
| 1996 | rc = smb5_configure_typec(chg); |
| 1997 | } |
| 1998 | if (rc < 0) { |
| 1999 | dev_err(chg->dev, |
| 2000 | "Couldn't configure TypeC/micro-USB mode rc=%d\n", rc); |
| 2001 | return rc; |
| 2002 | } |
| 2003 | |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2004 | /* |
| 2005 | * PMI632 based hw init: |
Ashay Jaiswal | 6f70a51 | 2018-05-11 17:25:58 +0530 | [diff] [blame] | 2006 | * - Enable STAT pin function on SMB_EN |
Ashay Jaiswal | c96380de | 2018-05-16 12:02:36 +0530 | [diff] [blame] | 2007 | * - Rerun APSD to ensure proper charger detection if device |
| 2008 | * boots with charger connected. |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2009 | * - Initialize flash module for PMI632 |
| 2010 | */ |
Ashay Jaiswal | c96380de | 2018-05-16 12:02:36 +0530 | [diff] [blame] | 2011 | if (chg->smb_version == PMI632_SUBTYPE) { |
Ashay Jaiswal | 6f70a51 | 2018-05-11 17:25:58 +0530 | [diff] [blame] | 2012 | rc = smblib_masked_write(chg, MISC_SMB_EN_CMD_REG, |
| 2013 | EN_STAT_CMD_BIT, EN_STAT_CMD_BIT); |
| 2014 | if (rc < 0) { |
| 2015 | dev_err(chg->dev, "Couldn't configure SMB_EN rc=%d\n", |
| 2016 | rc); |
| 2017 | return rc; |
| 2018 | } |
| 2019 | |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2020 | schgm_flash_init(chg); |
Ashay Jaiswal | c96380de | 2018-05-16 12:02:36 +0530 | [diff] [blame] | 2021 | smblib_rerun_apsd_if_required(chg); |
| 2022 | } |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2023 | |
Ashay Jaiswal | cbdf2e8 | 2018-05-27 23:59:01 +0530 | [diff] [blame] | 2024 | /* clear the ICL override if it is set */ |
| 2025 | rc = smblib_icl_override(chg, false); |
| 2026 | if (rc < 0) { |
| 2027 | pr_err("Couldn't disable ICL override rc=%d\n", rc); |
| 2028 | return rc; |
| 2029 | } |
| 2030 | |
Ashay Jaiswal | b2b06fe | 2018-06-07 18:35:21 +0530 | [diff] [blame] | 2031 | /* set OTG current limit */ |
| 2032 | rc = smblib_set_charge_param(chg, &chg->param.otg_cl, chg->otg_cl_ua); |
| 2033 | if (rc < 0) { |
| 2034 | pr_err("Couldn't set otg current limit rc=%d\n", rc); |
| 2035 | return rc; |
| 2036 | } |
| 2037 | |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 2038 | /* configure temperature mitigation */ |
| 2039 | rc = smb5_configure_mitigation(chg); |
| 2040 | if (rc < 0) { |
| 2041 | dev_err(chg->dev, "Couldn't configure mitigation rc=%d\n", rc); |
| 2042 | return rc; |
| 2043 | } |
| 2044 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2045 | /* vote 0mA on usb_icl for non battery platforms */ |
| 2046 | vote(chg->usb_icl_votable, |
| 2047 | DEFAULT_VOTER, chip->dt.no_battery, 0); |
| 2048 | vote(chg->dc_suspend_votable, |
| 2049 | DEFAULT_VOTER, chip->dt.no_battery, 0); |
| 2050 | vote(chg->fcc_votable, HW_LIMIT_VOTER, |
| 2051 | chip->dt.batt_profile_fcc_ua > 0, chip->dt.batt_profile_fcc_ua); |
| 2052 | vote(chg->fv_votable, HW_LIMIT_VOTER, |
| 2053 | chip->dt.batt_profile_fv_uv > 0, chip->dt.batt_profile_fv_uv); |
| 2054 | vote(chg->fcc_votable, |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2055 | BATT_PROFILE_VOTER, chg->batt_profile_fcc_ua > 0, |
| 2056 | chg->batt_profile_fcc_ua); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2057 | vote(chg->fv_votable, |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2058 | BATT_PROFILE_VOTER, chg->batt_profile_fv_uv > 0, |
| 2059 | chg->batt_profile_fv_uv); |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2060 | |
| 2061 | /* Some h/w limit maximum supported ICL */ |
| 2062 | vote(chg->usb_icl_votable, HW_LIMIT_VOTER, |
| 2063 | chg->hw_max_icl_ua > 0, chg->hw_max_icl_ua); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2064 | |
| 2065 | /* |
| 2066 | * AICL configuration: |
Ashay Jaiswal | c96380de | 2018-05-16 12:02:36 +0530 | [diff] [blame] | 2067 | * AICL ADC disable |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2068 | */ |
Ashay Jaiswal | c96380de | 2018-05-16 12:02:36 +0530 | [diff] [blame] | 2069 | if (chg->smb_version != PMI632_SUBTYPE) { |
| 2070 | rc = smblib_masked_write(chg, USBIN_AICL_OPTIONS_CFG_REG, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2071 | USBIN_AICL_ADC_EN_BIT, 0); |
Ashay Jaiswal | c96380de | 2018-05-16 12:02:36 +0530 | [diff] [blame] | 2072 | if (rc < 0) { |
| 2073 | dev_err(chg->dev, "Couldn't config AICL rc=%d\n", rc); |
| 2074 | return rc; |
| 2075 | } |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2076 | } |
| 2077 | |
jessicatseng | 18afffd | 2020-05-08 17:36:49 +0800 | [diff] [blame^] | 2078 | //<2020/05/07-JessicaTseng, Enable AICL rerun periodically |
| 2079 | /* AICL PERIODIC RERUN ENABLE*/ |
| 2080 | rc = smblib_write(chg, USBIN_AICL_OPTIONS_CFG_REG, 0xD4); |
| 2081 | if (rc < 0) { |
| 2082 | dev_err(chg->dev, "Couldn't config RERUN AICL ENABLE rc=%d\n", rc); |
| 2083 | return rc; |
| 2084 | } |
| 2085 | //>2020/05/07-JessicaTseng |
| 2086 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2087 | /* enable the charging path */ |
| 2088 | rc = vote(chg->chg_disable_votable, DEFAULT_VOTER, false, 0); |
| 2089 | if (rc < 0) { |
| 2090 | dev_err(chg->dev, "Couldn't enable charging rc=%d\n", rc); |
| 2091 | return rc; |
| 2092 | } |
| 2093 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2094 | /* configure VBUS for software control */ |
| 2095 | rc = smblib_masked_write(chg, DCDC_OTG_CFG_REG, OTG_EN_SRC_CFG_BIT, 0); |
| 2096 | if (rc < 0) { |
| 2097 | dev_err(chg->dev, |
| 2098 | "Couldn't configure VBUS for SW control rc=%d\n", rc); |
| 2099 | return rc; |
| 2100 | } |
| 2101 | |
Ashay Jaiswal | a55b7ed | 2018-03-23 17:23:48 +0530 | [diff] [blame] | 2102 | /* |
| 2103 | * configure the one time watchdong periodic interval and |
| 2104 | * disable "watchdog bite disable charging". |
| 2105 | */ |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2106 | val = (ilog2(chip->dt.wd_bark_time / 16) << BARK_WDOG_TIMEOUT_SHIFT) |
| 2107 | & BARK_WDOG_TIMEOUT_MASK; |
| 2108 | val |= BITE_WDOG_TIMEOUT_8S; |
| 2109 | rc = smblib_masked_write(chg, SNARL_BARK_BITE_WD_CFG_REG, |
| 2110 | BITE_WDOG_DISABLE_CHARGING_CFG_BIT | |
| 2111 | BARK_WDOG_TIMEOUT_MASK | BITE_WDOG_TIMEOUT_MASK, |
| 2112 | val); |
| 2113 | if (rc < 0) { |
| 2114 | pr_err("Couldn't configue WD config rc=%d\n", rc); |
| 2115 | return rc; |
| 2116 | } |
| 2117 | |
Guru Das Srinagesh | 3ca1437 | 2018-06-01 11:30:56 -0700 | [diff] [blame] | 2118 | /* set termination current threshold values */ |
| 2119 | rc = smb5_configure_iterm_thresholds(chip); |
| 2120 | if (rc < 0) { |
| 2121 | pr_err("Couldn't configure ITERM thresholds rc=%d\n", |
| 2122 | rc); |
| 2123 | return rc; |
| 2124 | } |
| 2125 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2126 | /* configure float charger options */ |
| 2127 | switch (chip->dt.float_option) { |
| 2128 | case FLOAT_DCP: |
| 2129 | rc = smblib_masked_write(chg, USBIN_OPTIONS_2_CFG_REG, |
| 2130 | FLOAT_OPTIONS_MASK, 0); |
| 2131 | break; |
| 2132 | case FLOAT_SDP: |
| 2133 | rc = smblib_masked_write(chg, USBIN_OPTIONS_2_CFG_REG, |
| 2134 | FLOAT_OPTIONS_MASK, FORCE_FLOAT_SDP_CFG_BIT); |
| 2135 | break; |
| 2136 | case DISABLE_CHARGING: |
| 2137 | rc = smblib_masked_write(chg, USBIN_OPTIONS_2_CFG_REG, |
| 2138 | FLOAT_OPTIONS_MASK, FLOAT_DIS_CHGING_CFG_BIT); |
| 2139 | break; |
| 2140 | case SUSPEND_INPUT: |
| 2141 | rc = smblib_masked_write(chg, USBIN_OPTIONS_2_CFG_REG, |
| 2142 | FLOAT_OPTIONS_MASK, SUSPEND_FLOAT_CFG_BIT); |
| 2143 | break; |
| 2144 | default: |
| 2145 | rc = 0; |
| 2146 | break; |
| 2147 | } |
| 2148 | |
| 2149 | if (rc < 0) { |
| 2150 | dev_err(chg->dev, "Couldn't configure float charger options rc=%d\n", |
| 2151 | rc); |
| 2152 | return rc; |
| 2153 | } |
| 2154 | |
| 2155 | rc = smblib_read(chg, USBIN_OPTIONS_2_CFG_REG, &chg->float_cfg); |
| 2156 | if (rc < 0) { |
| 2157 | dev_err(chg->dev, "Couldn't read float charger options rc=%d\n", |
| 2158 | rc); |
| 2159 | return rc; |
| 2160 | } |
| 2161 | |
| 2162 | switch (chip->dt.chg_inhibit_thr_mv) { |
| 2163 | case 50: |
| 2164 | rc = smblib_masked_write(chg, CHARGE_INHIBIT_THRESHOLD_CFG_REG, |
| 2165 | CHARGE_INHIBIT_THRESHOLD_MASK, |
| 2166 | INHIBIT_ANALOG_VFLT_MINUS_50MV); |
| 2167 | break; |
| 2168 | case 100: |
| 2169 | rc = smblib_masked_write(chg, CHARGE_INHIBIT_THRESHOLD_CFG_REG, |
| 2170 | CHARGE_INHIBIT_THRESHOLD_MASK, |
| 2171 | INHIBIT_ANALOG_VFLT_MINUS_100MV); |
| 2172 | break; |
| 2173 | case 200: |
| 2174 | rc = smblib_masked_write(chg, CHARGE_INHIBIT_THRESHOLD_CFG_REG, |
| 2175 | CHARGE_INHIBIT_THRESHOLD_MASK, |
| 2176 | INHIBIT_ANALOG_VFLT_MINUS_200MV); |
| 2177 | break; |
| 2178 | case 300: |
| 2179 | rc = smblib_masked_write(chg, CHARGE_INHIBIT_THRESHOLD_CFG_REG, |
| 2180 | CHARGE_INHIBIT_THRESHOLD_MASK, |
| 2181 | INHIBIT_ANALOG_VFLT_MINUS_300MV); |
| 2182 | break; |
| 2183 | case 0: |
| 2184 | rc = smblib_masked_write(chg, CHGR_CFG2_REG, |
| 2185 | CHARGER_INHIBIT_BIT, 0); |
| 2186 | default: |
| 2187 | break; |
| 2188 | } |
| 2189 | |
| 2190 | if (rc < 0) { |
| 2191 | dev_err(chg->dev, "Couldn't configure charge inhibit threshold rc=%d\n", |
| 2192 | rc); |
| 2193 | return rc; |
| 2194 | } |
| 2195 | |
Anirudh Ghayal | 1380d31 | 2018-02-23 00:01:43 +0530 | [diff] [blame] | 2196 | rc = smblib_masked_write(chg, CHGR_CFG2_REG, RECHG_MASK, |
| 2197 | (chip->dt.auto_recharge_vbat_mv != -EINVAL) ? |
| 2198 | VBAT_BASED_RECHG_BIT : 0); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2199 | if (rc < 0) { |
Anirudh Ghayal | 1380d31 | 2018-02-23 00:01:43 +0530 | [diff] [blame] | 2200 | dev_err(chg->dev, "Couldn't configure VBAT-rechg CHG_CFG2_REG rc=%d\n", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2201 | rc); |
| 2202 | return rc; |
| 2203 | } |
| 2204 | |
Anirudh Ghayal | 1380d31 | 2018-02-23 00:01:43 +0530 | [diff] [blame] | 2205 | /* program the auto-recharge VBAT threshold */ |
| 2206 | if (chip->dt.auto_recharge_vbat_mv != -EINVAL) { |
| 2207 | u32 temp = VBAT_TO_VRAW_ADC(chip->dt.auto_recharge_vbat_mv); |
| 2208 | |
| 2209 | temp = ((temp & 0xFF00) >> 8) | ((temp & 0xFF) << 8); |
| 2210 | rc = smblib_batch_write(chg, |
| 2211 | CHGR_ADC_RECHARGE_THRESHOLD_MSB_REG, (u8 *)&temp, 2); |
| 2212 | if (rc < 0) { |
| 2213 | dev_err(chg->dev, "Couldn't configure ADC_RECHARGE_THRESHOLD REG rc=%d\n", |
| 2214 | rc); |
| 2215 | return rc; |
| 2216 | } |
| 2217 | /* Program the sample count for VBAT based recharge to 3 */ |
| 2218 | rc = smblib_masked_write(chg, CHGR_NO_SAMPLE_TERM_RCHG_CFG_REG, |
| 2219 | NO_OF_SAMPLE_FOR_RCHG, |
| 2220 | 2 << NO_OF_SAMPLE_FOR_RCHG_SHIFT); |
| 2221 | if (rc < 0) { |
| 2222 | dev_err(chg->dev, "Couldn't configure CHGR_NO_SAMPLE_FOR_TERM_RCHG_CFG rc=%d\n", |
| 2223 | rc); |
| 2224 | return rc; |
| 2225 | } |
| 2226 | } |
| 2227 | |
| 2228 | rc = smblib_masked_write(chg, CHGR_CFG2_REG, RECHG_MASK, |
| 2229 | (chip->dt.auto_recharge_soc != -EINVAL) ? |
| 2230 | SOC_BASED_RECHG_BIT : VBAT_BASED_RECHG_BIT); |
| 2231 | if (rc < 0) { |
| 2232 | dev_err(chg->dev, "Couldn't configure SOC-rechg CHG_CFG2_REG rc=%d\n", |
| 2233 | rc); |
| 2234 | return rc; |
| 2235 | } |
| 2236 | |
| 2237 | /* program the auto-recharge threshold */ |
| 2238 | if (chip->dt.auto_recharge_soc != -EINVAL) { |
| 2239 | rc = smblib_write(chg, CHARGE_RCHG_SOC_THRESHOLD_CFG_REG, |
| 2240 | (chip->dt.auto_recharge_soc * 255) / 100); |
| 2241 | if (rc < 0) { |
| 2242 | dev_err(chg->dev, "Couldn't configure CHG_RCHG_SOC_REG rc=%d\n", |
| 2243 | rc); |
| 2244 | return rc; |
| 2245 | } |
| 2246 | /* Program the sample count for SOC based recharge to 1 */ |
| 2247 | rc = smblib_masked_write(chg, CHGR_NO_SAMPLE_TERM_RCHG_CFG_REG, |
| 2248 | NO_OF_SAMPLE_FOR_RCHG, 0); |
| 2249 | if (rc < 0) { |
| 2250 | dev_err(chg->dev, "Couldn't configure CHGR_NO_SAMPLE_FOR_TERM_RCHG_CFG rc=%d\n", |
| 2251 | rc); |
| 2252 | return rc; |
| 2253 | } |
| 2254 | } |
| 2255 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2256 | if (chg->sw_jeita_enabled) { |
| 2257 | rc = smblib_disable_hw_jeita(chg, true); |
| 2258 | if (rc < 0) { |
| 2259 | dev_err(chg->dev, "Couldn't set hw jeita rc=%d\n", rc); |
| 2260 | return rc; |
| 2261 | } |
| 2262 | } |
| 2263 | |
Ashay Jaiswal | a55b7ed | 2018-03-23 17:23:48 +0530 | [diff] [blame] | 2264 | rc = smblib_configure_wdog(chg, |
| 2265 | chg->step_chg_enabled || chg->sw_jeita_enabled); |
| 2266 | if (rc < 0) { |
| 2267 | dev_err(chg->dev, "Couldn't configure watchdog rc=%d\n", |
| 2268 | rc); |
| 2269 | return rc; |
| 2270 | } |
| 2271 | |
Ashay Jaiswal | 0de6fb9 | 2018-06-12 17:23:45 +0530 | [diff] [blame] | 2272 | if (chg->connector_pull_up != -EINVAL) { |
| 2273 | rc = smb5_configure_internal_pull(chg, CONN_THERM, |
| 2274 | get_valid_pullup(chg->connector_pull_up)); |
| 2275 | if (rc < 0) { |
| 2276 | dev_err(chg->dev, |
| 2277 | "Couldn't configure CONN_THERM pull-up rc=%d\n", |
| 2278 | rc); |
| 2279 | return rc; |
| 2280 | } |
| 2281 | } |
| 2282 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2283 | return rc; |
| 2284 | } |
| 2285 | |
| 2286 | static int smb5_post_init(struct smb5 *chip) |
| 2287 | { |
| 2288 | struct smb_charger *chg = &chip->chg; |
| 2289 | union power_supply_propval pval; |
| 2290 | int rc; |
| 2291 | |
| 2292 | /* |
| 2293 | * In case the usb path is suspended, we would have missed disabling |
| 2294 | * the icl change interrupt because the interrupt could have been |
| 2295 | * not requested |
| 2296 | */ |
| 2297 | rerun_election(chg->usb_icl_votable); |
| 2298 | |
| 2299 | /* configure power role for dual-role */ |
| 2300 | pval.intval = POWER_SUPPLY_TYPEC_PR_DUAL; |
| 2301 | rc = smblib_set_prop_typec_power_role(chg, &pval); |
| 2302 | if (rc < 0) { |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2303 | dev_err(chg->dev, "Couldn't configure DRP role rc=%d\n", |
| 2304 | rc); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2305 | return rc; |
| 2306 | } |
| 2307 | |
| 2308 | rerun_election(chg->usb_irq_enable_votable); |
| 2309 | |
| 2310 | return 0; |
| 2311 | } |
| 2312 | |
| 2313 | /**************************** |
| 2314 | * DETERMINE INITIAL STATUS * |
| 2315 | ****************************/ |
| 2316 | |
| 2317 | static int smb5_determine_initial_status(struct smb5 *chip) |
| 2318 | { |
| 2319 | struct smb_irq_data irq_data = {chip, "determine-initial-status"}; |
| 2320 | struct smb_charger *chg = &chip->chg; |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 2321 | union power_supply_propval val; |
| 2322 | int rc; |
| 2323 | |
| 2324 | rc = smblib_get_prop_usb_present(chg, &val); |
| 2325 | if (rc < 0) { |
| 2326 | pr_err("Couldn't get usb present rc=%d\n", rc); |
| 2327 | return rc; |
| 2328 | } |
| 2329 | chg->early_usb_attach = val.intval; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2330 | |
| 2331 | if (chg->bms_psy) |
| 2332 | smblib_suspend_on_debug_battery(chg); |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2333 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2334 | usb_plugin_irq_handler(0, &irq_data); |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 2335 | typec_attach_detach_irq_handler(0, &irq_data); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2336 | typec_state_change_irq_handler(0, &irq_data); |
| 2337 | usb_source_change_irq_handler(0, &irq_data); |
| 2338 | chg_state_change_irq_handler(0, &irq_data); |
| 2339 | icl_change_irq_handler(0, &irq_data); |
| 2340 | batt_temp_changed_irq_handler(0, &irq_data); |
| 2341 | wdog_bark_irq_handler(0, &irq_data); |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2342 | typec_or_rid_detection_change_irq_handler(0, &irq_data); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2343 | |
| 2344 | return 0; |
| 2345 | } |
| 2346 | |
| 2347 | /************************** |
| 2348 | * INTERRUPT REGISTRATION * |
| 2349 | **************************/ |
| 2350 | |
| 2351 | static struct smb_irq_info smb5_irqs[] = { |
| 2352 | /* CHARGER IRQs */ |
| 2353 | [CHGR_ERROR_IRQ] = { |
| 2354 | .name = "chgr-error", |
| 2355 | .handler = default_irq_handler, |
| 2356 | }, |
| 2357 | [CHG_STATE_CHANGE_IRQ] = { |
| 2358 | .name = "chg-state-change", |
| 2359 | .handler = chg_state_change_irq_handler, |
Ashay Jaiswal | 48015c3 | 2018-03-07 18:25:43 +0530 | [diff] [blame] | 2360 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2361 | }, |
| 2362 | [STEP_CHG_STATE_CHANGE_IRQ] = { |
| 2363 | .name = "step-chg-state-change", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2364 | }, |
| 2365 | [STEP_CHG_SOC_UPDATE_FAIL_IRQ] = { |
| 2366 | .name = "step-chg-soc-update-fail", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2367 | }, |
| 2368 | [STEP_CHG_SOC_UPDATE_REQ_IRQ] = { |
| 2369 | .name = "step-chg-soc-update-req", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2370 | }, |
| 2371 | [FG_FVCAL_QUALIFIED_IRQ] = { |
| 2372 | .name = "fg-fvcal-qualified", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2373 | }, |
| 2374 | [VPH_ALARM_IRQ] = { |
| 2375 | .name = "vph-alarm", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2376 | }, |
| 2377 | [VPH_DROP_PRECHG_IRQ] = { |
| 2378 | .name = "vph-drop-prechg", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2379 | }, |
| 2380 | /* DCDC IRQs */ |
| 2381 | [OTG_FAIL_IRQ] = { |
| 2382 | .name = "otg-fail", |
| 2383 | .handler = default_irq_handler, |
| 2384 | }, |
| 2385 | [OTG_OC_DISABLE_SW_IRQ] = { |
| 2386 | .name = "otg-oc-disable-sw", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2387 | }, |
| 2388 | [OTG_OC_HICCUP_IRQ] = { |
| 2389 | .name = "otg-oc-hiccup", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2390 | }, |
| 2391 | [BSM_ACTIVE_IRQ] = { |
| 2392 | .name = "bsm-active", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2393 | }, |
| 2394 | [HIGH_DUTY_CYCLE_IRQ] = { |
| 2395 | .name = "high-duty-cycle", |
| 2396 | .handler = high_duty_cycle_irq_handler, |
Ashay Jaiswal | 48015c3 | 2018-03-07 18:25:43 +0530 | [diff] [blame] | 2397 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2398 | }, |
| 2399 | [INPUT_CURRENT_LIMITING_IRQ] = { |
| 2400 | .name = "input-current-limiting", |
| 2401 | .handler = default_irq_handler, |
| 2402 | }, |
| 2403 | [CONCURRENT_MODE_DISABLE_IRQ] = { |
| 2404 | .name = "concurrent-mode-disable", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2405 | }, |
| 2406 | [SWITCHER_POWER_OK_IRQ] = { |
| 2407 | .name = "switcher-power-ok", |
| 2408 | .handler = switcher_power_ok_irq_handler, |
| 2409 | }, |
| 2410 | /* BATTERY IRQs */ |
| 2411 | [BAT_TEMP_IRQ] = { |
| 2412 | .name = "bat-temp", |
| 2413 | .handler = batt_temp_changed_irq_handler, |
Ashay Jaiswal | 48015c3 | 2018-03-07 18:25:43 +0530 | [diff] [blame] | 2414 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2415 | }, |
| 2416 | [ALL_CHNL_CONV_DONE_IRQ] = { |
| 2417 | .name = "all-chnl-conv-done", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2418 | }, |
| 2419 | [BAT_OV_IRQ] = { |
| 2420 | .name = "bat-ov", |
| 2421 | .handler = batt_psy_changed_irq_handler, |
| 2422 | }, |
| 2423 | [BAT_LOW_IRQ] = { |
| 2424 | .name = "bat-low", |
| 2425 | .handler = batt_psy_changed_irq_handler, |
| 2426 | }, |
| 2427 | [BAT_THERM_OR_ID_MISSING_IRQ] = { |
| 2428 | .name = "bat-therm-or-id-missing", |
| 2429 | .handler = batt_psy_changed_irq_handler, |
| 2430 | }, |
| 2431 | [BAT_TERMINAL_MISSING_IRQ] = { |
| 2432 | .name = "bat-terminal-missing", |
| 2433 | .handler = batt_psy_changed_irq_handler, |
| 2434 | }, |
| 2435 | [BUCK_OC_IRQ] = { |
| 2436 | .name = "buck-oc", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2437 | }, |
| 2438 | [VPH_OV_IRQ] = { |
| 2439 | .name = "vph-ov", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2440 | }, |
| 2441 | /* USB INPUT IRQs */ |
| 2442 | [USBIN_COLLAPSE_IRQ] = { |
| 2443 | .name = "usbin-collapse", |
| 2444 | .handler = default_irq_handler, |
| 2445 | }, |
| 2446 | [USBIN_VASHDN_IRQ] = { |
| 2447 | .name = "usbin-vashdn", |
| 2448 | .handler = default_irq_handler, |
| 2449 | }, |
| 2450 | [USBIN_UV_IRQ] = { |
| 2451 | .name = "usbin-uv", |
| 2452 | .handler = usbin_uv_irq_handler, |
Ashay Jaiswal | e0b3c47 | 2018-06-20 23:39:41 +0530 | [diff] [blame] | 2453 | .wake = true, |
| 2454 | .storm_data = {true, 3000, 5}, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2455 | }, |
| 2456 | [USBIN_OV_IRQ] = { |
| 2457 | .name = "usbin-ov", |
Ashay Jaiswal | 4310709 | 2018-08-20 18:59:28 +0530 | [diff] [blame] | 2458 | .handler = usbin_ov_irq_handler, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2459 | }, |
| 2460 | [USBIN_PLUGIN_IRQ] = { |
| 2461 | .name = "usbin-plugin", |
| 2462 | .handler = usb_plugin_irq_handler, |
Ashay Jaiswal | 48015c3 | 2018-03-07 18:25:43 +0530 | [diff] [blame] | 2463 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2464 | }, |
| 2465 | [USBIN_REVI_CHANGE_IRQ] = { |
| 2466 | .name = "usbin-revi-change", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2467 | }, |
| 2468 | [USBIN_SRC_CHANGE_IRQ] = { |
| 2469 | .name = "usbin-src-change", |
| 2470 | .handler = usb_source_change_irq_handler, |
Ashay Jaiswal | 48015c3 | 2018-03-07 18:25:43 +0530 | [diff] [blame] | 2471 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2472 | }, |
| 2473 | [USBIN_ICL_CHANGE_IRQ] = { |
| 2474 | .name = "usbin-icl-change", |
| 2475 | .handler = icl_change_irq_handler, |
Ashay Jaiswal | 48015c3 | 2018-03-07 18:25:43 +0530 | [diff] [blame] | 2476 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2477 | }, |
| 2478 | /* DC INPUT IRQs */ |
| 2479 | [DCIN_VASHDN_IRQ] = { |
| 2480 | .name = "dcin-vashdn", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2481 | }, |
| 2482 | [DCIN_UV_IRQ] = { |
| 2483 | .name = "dcin-uv", |
| 2484 | .handler = default_irq_handler, |
| 2485 | }, |
| 2486 | [DCIN_OV_IRQ] = { |
| 2487 | .name = "dcin-ov", |
| 2488 | .handler = default_irq_handler, |
| 2489 | }, |
| 2490 | [DCIN_PLUGIN_IRQ] = { |
| 2491 | .name = "dcin-plugin", |
| 2492 | .handler = dc_plugin_irq_handler, |
| 2493 | .wake = true, |
| 2494 | }, |
| 2495 | [DCIN_REVI_IRQ] = { |
| 2496 | .name = "dcin-revi", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2497 | }, |
| 2498 | [DCIN_PON_IRQ] = { |
| 2499 | .name = "dcin-pon", |
| 2500 | .handler = default_irq_handler, |
| 2501 | }, |
| 2502 | [DCIN_EN_IRQ] = { |
| 2503 | .name = "dcin-en", |
| 2504 | .handler = default_irq_handler, |
| 2505 | }, |
| 2506 | /* TYPEC IRQs */ |
| 2507 | [TYPEC_OR_RID_DETECTION_CHANGE_IRQ] = { |
| 2508 | .name = "typec-or-rid-detect-change", |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2509 | .handler = typec_or_rid_detection_change_irq_handler, |
Ashay Jaiswal | 48015c3 | 2018-03-07 18:25:43 +0530 | [diff] [blame] | 2510 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2511 | }, |
| 2512 | [TYPEC_VPD_DETECT_IRQ] = { |
| 2513 | .name = "typec-vpd-detect", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2514 | }, |
| 2515 | [TYPEC_CC_STATE_CHANGE_IRQ] = { |
| 2516 | .name = "typec-cc-state-change", |
| 2517 | .handler = typec_state_change_irq_handler, |
Ashay Jaiswal | 48015c3 | 2018-03-07 18:25:43 +0530 | [diff] [blame] | 2518 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2519 | }, |
| 2520 | [TYPEC_VCONN_OC_IRQ] = { |
| 2521 | .name = "typec-vconn-oc", |
| 2522 | .handler = default_irq_handler, |
| 2523 | }, |
| 2524 | [TYPEC_VBUS_CHANGE_IRQ] = { |
| 2525 | .name = "typec-vbus-change", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2526 | }, |
| 2527 | [TYPEC_ATTACH_DETACH_IRQ] = { |
| 2528 | .name = "typec-attach-detach", |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 2529 | .handler = typec_attach_detach_irq_handler, |
Guru Das Srinagesh | dcd65ed | 2018-08-14 15:39:35 +0530 | [diff] [blame] | 2530 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2531 | }, |
| 2532 | [TYPEC_LEGACY_CABLE_DETECT_IRQ] = { |
| 2533 | .name = "typec-legacy-cable-detect", |
| 2534 | .handler = default_irq_handler, |
| 2535 | }, |
| 2536 | [TYPEC_TRY_SNK_SRC_DETECT_IRQ] = { |
| 2537 | .name = "typec-try-snk-src-detect", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2538 | }, |
| 2539 | /* MISCELLANEOUS IRQs */ |
| 2540 | [WDOG_SNARL_IRQ] = { |
| 2541 | .name = "wdog-snarl", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2542 | }, |
| 2543 | [WDOG_BARK_IRQ] = { |
| 2544 | .name = "wdog-bark", |
| 2545 | .handler = wdog_bark_irq_handler, |
Ashay Jaiswal | a55b7ed | 2018-03-23 17:23:48 +0530 | [diff] [blame] | 2546 | .wake = true, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2547 | }, |
| 2548 | [AICL_FAIL_IRQ] = { |
| 2549 | .name = "aicl-fail", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2550 | }, |
| 2551 | [AICL_DONE_IRQ] = { |
| 2552 | .name = "aicl-done", |
| 2553 | .handler = default_irq_handler, |
| 2554 | }, |
| 2555 | [SMB_EN_IRQ] = { |
| 2556 | .name = "smb-en", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2557 | }, |
| 2558 | [IMP_TRIGGER_IRQ] = { |
| 2559 | .name = "imp-trigger", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2560 | }, |
| 2561 | [TEMP_CHANGE_IRQ] = { |
| 2562 | .name = "temp-change", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2563 | }, |
| 2564 | [TEMP_CHANGE_SMB_IRQ] = { |
| 2565 | .name = "temp-change-smb", |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2566 | }, |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2567 | /* FLASH */ |
| 2568 | [VREG_OK_IRQ] = { |
| 2569 | .name = "vreg-ok", |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2570 | }, |
| 2571 | [ILIM_S2_IRQ] = { |
| 2572 | .name = "ilim2-s2", |
| 2573 | .handler = schgm_flash_ilim2_irq_handler, |
| 2574 | }, |
| 2575 | [ILIM_S1_IRQ] = { |
| 2576 | .name = "ilim1-s1", |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2577 | }, |
| 2578 | [VOUT_DOWN_IRQ] = { |
| 2579 | .name = "vout-down", |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2580 | }, |
| 2581 | [VOUT_UP_IRQ] = { |
| 2582 | .name = "vout-up", |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2583 | }, |
| 2584 | [FLASH_STATE_CHANGE_IRQ] = { |
| 2585 | .name = "flash-state-change", |
| 2586 | .handler = schgm_flash_state_change_irq_handler, |
| 2587 | }, |
| 2588 | [TORCH_REQ_IRQ] = { |
| 2589 | .name = "torch-req", |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2590 | }, |
| 2591 | [FLASH_EN_IRQ] = { |
| 2592 | .name = "flash-en", |
Ashay Jaiswal | 09feab8 | 2018-02-12 12:33:18 +0530 | [diff] [blame] | 2593 | }, |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2594 | }; |
| 2595 | |
| 2596 | static int smb5_get_irq_index_byname(const char *irq_name) |
| 2597 | { |
| 2598 | int i; |
| 2599 | |
| 2600 | for (i = 0; i < ARRAY_SIZE(smb5_irqs); i++) { |
| 2601 | if (strcmp(smb5_irqs[i].name, irq_name) == 0) |
| 2602 | return i; |
| 2603 | } |
| 2604 | |
| 2605 | return -ENOENT; |
| 2606 | } |
| 2607 | |
| 2608 | static int smb5_request_interrupt(struct smb5 *chip, |
| 2609 | struct device_node *node, const char *irq_name) |
| 2610 | { |
| 2611 | struct smb_charger *chg = &chip->chg; |
| 2612 | int rc, irq, irq_index; |
| 2613 | struct smb_irq_data *irq_data; |
| 2614 | |
| 2615 | irq = of_irq_get_byname(node, irq_name); |
| 2616 | if (irq < 0) { |
| 2617 | pr_err("Couldn't get irq %s byname\n", irq_name); |
| 2618 | return irq; |
| 2619 | } |
| 2620 | |
| 2621 | irq_index = smb5_get_irq_index_byname(irq_name); |
| 2622 | if (irq_index < 0) { |
| 2623 | pr_err("%s is not a defined irq\n", irq_name); |
| 2624 | return irq_index; |
| 2625 | } |
| 2626 | |
| 2627 | if (!smb5_irqs[irq_index].handler) |
| 2628 | return 0; |
| 2629 | |
| 2630 | irq_data = devm_kzalloc(chg->dev, sizeof(*irq_data), GFP_KERNEL); |
| 2631 | if (!irq_data) |
| 2632 | return -ENOMEM; |
| 2633 | |
| 2634 | irq_data->parent_data = chip; |
| 2635 | irq_data->name = irq_name; |
| 2636 | irq_data->storm_data = smb5_irqs[irq_index].storm_data; |
| 2637 | mutex_init(&irq_data->storm_data.storm_lock); |
| 2638 | |
| 2639 | rc = devm_request_threaded_irq(chg->dev, irq, NULL, |
| 2640 | smb5_irqs[irq_index].handler, |
| 2641 | IRQF_ONESHOT, irq_name, irq_data); |
| 2642 | if (rc < 0) { |
| 2643 | pr_err("Couldn't request irq %d\n", irq); |
| 2644 | return rc; |
| 2645 | } |
| 2646 | |
| 2647 | smb5_irqs[irq_index].irq = irq; |
| 2648 | smb5_irqs[irq_index].irq_data = irq_data; |
| 2649 | if (smb5_irqs[irq_index].wake) |
| 2650 | enable_irq_wake(irq); |
| 2651 | |
| 2652 | return rc; |
| 2653 | } |
| 2654 | |
| 2655 | static int smb5_request_interrupts(struct smb5 *chip) |
| 2656 | { |
| 2657 | struct smb_charger *chg = &chip->chg; |
| 2658 | struct device_node *node = chg->dev->of_node; |
| 2659 | struct device_node *child; |
| 2660 | int rc = 0; |
| 2661 | const char *name; |
| 2662 | struct property *prop; |
| 2663 | |
| 2664 | for_each_available_child_of_node(node, child) { |
| 2665 | of_property_for_each_string(child, "interrupt-names", |
| 2666 | prop, name) { |
| 2667 | rc = smb5_request_interrupt(chip, child, name); |
| 2668 | if (rc < 0) |
| 2669 | return rc; |
| 2670 | } |
| 2671 | } |
| 2672 | if (chg->irq_info[USBIN_ICL_CHANGE_IRQ].irq) |
| 2673 | chg->usb_icl_change_irq_enabled = true; |
| 2674 | |
| 2675 | return rc; |
| 2676 | } |
| 2677 | |
| 2678 | static void smb5_free_interrupts(struct smb_charger *chg) |
| 2679 | { |
| 2680 | int i; |
| 2681 | |
| 2682 | for (i = 0; i < ARRAY_SIZE(smb5_irqs); i++) { |
| 2683 | if (smb5_irqs[i].irq > 0) { |
| 2684 | if (smb5_irqs[i].wake) |
| 2685 | disable_irq_wake(smb5_irqs[i].irq); |
| 2686 | |
| 2687 | devm_free_irq(chg->dev, smb5_irqs[i].irq, |
| 2688 | smb5_irqs[i].irq_data); |
| 2689 | } |
| 2690 | } |
| 2691 | } |
| 2692 | |
| 2693 | static void smb5_disable_interrupts(struct smb_charger *chg) |
| 2694 | { |
| 2695 | int i; |
| 2696 | |
| 2697 | for (i = 0; i < ARRAY_SIZE(smb5_irqs); i++) { |
| 2698 | if (smb5_irqs[i].irq > 0) |
| 2699 | disable_irq(smb5_irqs[i].irq); |
| 2700 | } |
| 2701 | } |
| 2702 | |
| 2703 | #if defined(CONFIG_DEBUG_FS) |
| 2704 | |
| 2705 | static int force_batt_psy_update_write(void *data, u64 val) |
| 2706 | { |
| 2707 | struct smb_charger *chg = data; |
| 2708 | |
| 2709 | power_supply_changed(chg->batt_psy); |
| 2710 | return 0; |
| 2711 | } |
| 2712 | DEFINE_SIMPLE_ATTRIBUTE(force_batt_psy_update_ops, NULL, |
| 2713 | force_batt_psy_update_write, "0x%02llx\n"); |
| 2714 | |
| 2715 | static int force_usb_psy_update_write(void *data, u64 val) |
| 2716 | { |
| 2717 | struct smb_charger *chg = data; |
| 2718 | |
| 2719 | power_supply_changed(chg->usb_psy); |
| 2720 | return 0; |
| 2721 | } |
| 2722 | DEFINE_SIMPLE_ATTRIBUTE(force_usb_psy_update_ops, NULL, |
| 2723 | force_usb_psy_update_write, "0x%02llx\n"); |
| 2724 | |
| 2725 | static int force_dc_psy_update_write(void *data, u64 val) |
| 2726 | { |
| 2727 | struct smb_charger *chg = data; |
| 2728 | |
| 2729 | power_supply_changed(chg->dc_psy); |
| 2730 | return 0; |
| 2731 | } |
| 2732 | DEFINE_SIMPLE_ATTRIBUTE(force_dc_psy_update_ops, NULL, |
| 2733 | force_dc_psy_update_write, "0x%02llx\n"); |
| 2734 | |
| 2735 | static void smb5_create_debugfs(struct smb5 *chip) |
| 2736 | { |
| 2737 | struct dentry *file; |
| 2738 | |
| 2739 | chip->dfs_root = debugfs_create_dir("charger", NULL); |
| 2740 | if (IS_ERR_OR_NULL(chip->dfs_root)) { |
| 2741 | pr_err("Couldn't create charger debugfs rc=%ld\n", |
| 2742 | (long)chip->dfs_root); |
| 2743 | return; |
| 2744 | } |
| 2745 | |
| 2746 | file = debugfs_create_file("force_batt_psy_update", 0600, |
| 2747 | chip->dfs_root, chip, &force_batt_psy_update_ops); |
| 2748 | if (IS_ERR_OR_NULL(file)) |
| 2749 | pr_err("Couldn't create force_batt_psy_update file rc=%ld\n", |
| 2750 | (long)file); |
| 2751 | |
| 2752 | file = debugfs_create_file("force_usb_psy_update", 0600, |
| 2753 | chip->dfs_root, chip, &force_usb_psy_update_ops); |
| 2754 | if (IS_ERR_OR_NULL(file)) |
| 2755 | pr_err("Couldn't create force_usb_psy_update file rc=%ld\n", |
| 2756 | (long)file); |
| 2757 | |
| 2758 | file = debugfs_create_file("force_dc_psy_update", 0600, |
| 2759 | chip->dfs_root, chip, &force_dc_psy_update_ops); |
| 2760 | if (IS_ERR_OR_NULL(file)) |
| 2761 | pr_err("Couldn't create force_dc_psy_update file rc=%ld\n", |
| 2762 | (long)file); |
| 2763 | } |
| 2764 | |
| 2765 | #else |
| 2766 | |
| 2767 | static void smb5_create_debugfs(struct smb5 *chip) |
| 2768 | {} |
| 2769 | |
| 2770 | #endif |
| 2771 | |
| 2772 | static int smb5_show_charger_status(struct smb5 *chip) |
| 2773 | { |
| 2774 | struct smb_charger *chg = &chip->chg; |
| 2775 | union power_supply_propval val; |
| 2776 | int usb_present, batt_present, batt_health, batt_charge_type; |
| 2777 | int rc; |
| 2778 | |
| 2779 | rc = smblib_get_prop_usb_present(chg, &val); |
| 2780 | if (rc < 0) { |
| 2781 | pr_err("Couldn't get usb present rc=%d\n", rc); |
| 2782 | return rc; |
| 2783 | } |
| 2784 | usb_present = val.intval; |
| 2785 | |
| 2786 | rc = smblib_get_prop_batt_present(chg, &val); |
| 2787 | if (rc < 0) { |
| 2788 | pr_err("Couldn't get batt present rc=%d\n", rc); |
| 2789 | return rc; |
| 2790 | } |
| 2791 | batt_present = val.intval; |
| 2792 | |
| 2793 | rc = smblib_get_prop_batt_health(chg, &val); |
| 2794 | if (rc < 0) { |
| 2795 | pr_err("Couldn't get batt health rc=%d\n", rc); |
| 2796 | val.intval = POWER_SUPPLY_HEALTH_UNKNOWN; |
| 2797 | } |
| 2798 | batt_health = val.intval; |
| 2799 | |
| 2800 | rc = smblib_get_prop_batt_charge_type(chg, &val); |
| 2801 | if (rc < 0) { |
| 2802 | pr_err("Couldn't get batt charge type rc=%d\n", rc); |
| 2803 | return rc; |
| 2804 | } |
| 2805 | batt_charge_type = val.intval; |
| 2806 | |
| 2807 | pr_info("SMB5 status - usb:present=%d type=%d batt:present = %d health = %d charge = %d\n", |
| 2808 | usb_present, chg->real_charger_type, |
| 2809 | batt_present, batt_health, batt_charge_type); |
| 2810 | return rc; |
| 2811 | } |
| 2812 | |
| 2813 | static int smb5_probe(struct platform_device *pdev) |
| 2814 | { |
| 2815 | struct smb5 *chip; |
| 2816 | struct smb_charger *chg; |
| 2817 | int rc = 0; |
| 2818 | |
| 2819 | chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL); |
| 2820 | if (!chip) |
| 2821 | return -ENOMEM; |
| 2822 | |
| 2823 | chg = &chip->chg; |
| 2824 | chg->dev = &pdev->dev; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2825 | chg->debug_mask = &__debug_mask; |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 2826 | chg->pd_disabled = &__pd_disabled; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2827 | chg->weak_chg_icl_ua = &__weak_chg_icl_ua; |
| 2828 | chg->mode = PARALLEL_MASTER; |
| 2829 | chg->irq_info = smb5_irqs; |
| 2830 | chg->die_health = -EINVAL; |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2831 | chg->otg_present = false; |
Anirudh Ghayal | 75f8f81 | 2018-07-09 16:48:47 +0530 | [diff] [blame] | 2832 | mutex_init(&chg->vadc_lock); |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2833 | |
| 2834 | chg->regmap = dev_get_regmap(chg->dev->parent, NULL); |
| 2835 | if (!chg->regmap) { |
| 2836 | pr_err("parent regmap is missing\n"); |
| 2837 | return -EINVAL; |
| 2838 | } |
| 2839 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2840 | rc = smb5_chg_config_init(chip); |
| 2841 | if (rc < 0) { |
| 2842 | if (rc != -EPROBE_DEFER) |
| 2843 | pr_err("Couldn't setup chg_config rc=%d\n", rc); |
| 2844 | return rc; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2845 | } |
| 2846 | |
Ashay Jaiswal | b2b06fe | 2018-06-07 18:35:21 +0530 | [diff] [blame] | 2847 | rc = smb5_parse_dt(chip); |
| 2848 | if (rc < 0) { |
| 2849 | pr_err("Couldn't parse device tree rc=%d\n", rc); |
| 2850 | return rc; |
| 2851 | } |
| 2852 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2853 | rc = smblib_init(chg); |
| 2854 | if (rc < 0) { |
| 2855 | pr_err("Smblib_init failed rc=%d\n", rc); |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2856 | return rc; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2857 | } |
| 2858 | |
| 2859 | /* set driver data before resources request it */ |
| 2860 | platform_set_drvdata(pdev, chip); |
| 2861 | |
| 2862 | rc = smb5_init_vbus_regulator(chip); |
| 2863 | if (rc < 0) { |
| 2864 | pr_err("Couldn't initialize vbus regulator rc=%d\n", |
| 2865 | rc); |
| 2866 | goto cleanup; |
| 2867 | } |
| 2868 | |
| 2869 | rc = smb5_init_vconn_regulator(chip); |
| 2870 | if (rc < 0) { |
| 2871 | pr_err("Couldn't initialize vconn regulator rc=%d\n", |
| 2872 | rc); |
| 2873 | goto cleanup; |
| 2874 | } |
| 2875 | |
| 2876 | /* extcon registration */ |
| 2877 | chg->extcon = devm_extcon_dev_allocate(chg->dev, smblib_extcon_cable); |
| 2878 | if (IS_ERR(chg->extcon)) { |
| 2879 | rc = PTR_ERR(chg->extcon); |
| 2880 | dev_err(chg->dev, "failed to allocate extcon device rc=%d\n", |
| 2881 | rc); |
| 2882 | goto cleanup; |
| 2883 | } |
| 2884 | |
| 2885 | rc = devm_extcon_dev_register(chg->dev, chg->extcon); |
| 2886 | if (rc < 0) { |
| 2887 | dev_err(chg->dev, "failed to register extcon device rc=%d\n", |
| 2888 | rc); |
| 2889 | goto cleanup; |
| 2890 | } |
| 2891 | |
| 2892 | rc = smb5_init_hw(chip); |
| 2893 | if (rc < 0) { |
| 2894 | pr_err("Couldn't initialize hardware rc=%d\n", rc); |
| 2895 | goto cleanup; |
| 2896 | } |
| 2897 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2898 | if (chg->smb_version == PM855B_SUBTYPE) { |
| 2899 | rc = smb5_init_dc_psy(chip); |
| 2900 | if (rc < 0) { |
| 2901 | pr_err("Couldn't initialize dc psy rc=%d\n", rc); |
| 2902 | goto cleanup; |
| 2903 | } |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2904 | } |
| 2905 | |
| 2906 | rc = smb5_init_usb_psy(chip); |
| 2907 | if (rc < 0) { |
| 2908 | pr_err("Couldn't initialize usb psy rc=%d\n", rc); |
| 2909 | goto cleanup; |
| 2910 | } |
| 2911 | |
| 2912 | rc = smb5_init_usb_main_psy(chip); |
| 2913 | if (rc < 0) { |
| 2914 | pr_err("Couldn't initialize usb main psy rc=%d\n", rc); |
| 2915 | goto cleanup; |
| 2916 | } |
| 2917 | |
| 2918 | rc = smb5_init_usb_port_psy(chip); |
| 2919 | if (rc < 0) { |
| 2920 | pr_err("Couldn't initialize usb pc_port psy rc=%d\n", rc); |
| 2921 | goto cleanup; |
| 2922 | } |
| 2923 | |
| 2924 | rc = smb5_init_batt_psy(chip); |
| 2925 | if (rc < 0) { |
| 2926 | pr_err("Couldn't initialize batt psy rc=%d\n", rc); |
| 2927 | goto cleanup; |
| 2928 | } |
| 2929 | |
| 2930 | rc = smb5_determine_initial_status(chip); |
| 2931 | if (rc < 0) { |
| 2932 | pr_err("Couldn't determine initial status rc=%d\n", |
| 2933 | rc); |
| 2934 | goto cleanup; |
| 2935 | } |
| 2936 | |
| 2937 | rc = smb5_request_interrupts(chip); |
| 2938 | if (rc < 0) { |
| 2939 | pr_err("Couldn't request interrupts rc=%d\n", rc); |
| 2940 | goto cleanup; |
| 2941 | } |
| 2942 | |
| 2943 | rc = smb5_post_init(chip); |
| 2944 | if (rc < 0) { |
| 2945 | pr_err("Failed in post init rc=%d\n", rc); |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2946 | goto free_irq; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2947 | } |
| 2948 | |
| 2949 | smb5_create_debugfs(chip); |
| 2950 | |
| 2951 | rc = smb5_show_charger_status(chip); |
| 2952 | if (rc < 0) { |
| 2953 | pr_err("Failed in getting charger status rc=%d\n", rc); |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2954 | goto free_irq; |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2955 | } |
| 2956 | |
| 2957 | device_init_wakeup(chg->dev, true); |
| 2958 | |
| 2959 | pr_info("QPNP SMB5 probed successfully\n"); |
| 2960 | |
| 2961 | return rc; |
| 2962 | |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2963 | free_irq: |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2964 | smb5_free_interrupts(chg); |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2965 | cleanup: |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2966 | smblib_deinit(chg); |
| 2967 | platform_set_drvdata(pdev, NULL); |
| 2968 | |
| 2969 | return rc; |
| 2970 | } |
| 2971 | |
| 2972 | static int smb5_remove(struct platform_device *pdev) |
| 2973 | { |
| 2974 | struct smb5 *chip = platform_get_drvdata(pdev); |
| 2975 | struct smb_charger *chg = &chip->chg; |
| 2976 | |
Harry Yang | 6afaea2 | 2018-03-26 19:11:07 -0700 | [diff] [blame] | 2977 | /* force enable APSD */ |
| 2978 | smblib_masked_write(chg, USBIN_OPTIONS_1_CFG_REG, |
| 2979 | BC1P2_SRC_DETECT_BIT, BC1P2_SRC_DETECT_BIT); |
| 2980 | |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2981 | smb5_free_interrupts(chg); |
| 2982 | smblib_deinit(chg); |
| 2983 | platform_set_drvdata(pdev, NULL); |
| 2984 | return 0; |
| 2985 | } |
| 2986 | |
| 2987 | static void smb5_shutdown(struct platform_device *pdev) |
| 2988 | { |
| 2989 | struct smb5 *chip = platform_get_drvdata(pdev); |
| 2990 | struct smb_charger *chg = &chip->chg; |
| 2991 | |
| 2992 | /* disable all interrupts */ |
| 2993 | smb5_disable_interrupts(chg); |
| 2994 | |
| 2995 | /* configure power role for UFP */ |
Ashay Jaiswal | a9e1091 | 2018-02-02 14:03:35 +0530 | [diff] [blame] | 2996 | if (chg->connector_type == POWER_SUPPLY_CONNECTOR_TYPEC) |
Harry Yang | 4b7db0f | 2017-11-27 10:50:44 -0800 | [diff] [blame] | 2997 | smblib_masked_write(chg, TYPE_C_MODE_CFG_REG, |
| 2998 | TYPEC_POWER_ROLE_CMD_MASK, EN_SNK_ONLY_BIT); |
| 2999 | |
| 3000 | /* force HVDCP to 5V */ |
| 3001 | smblib_masked_write(chg, USBIN_OPTIONS_1_CFG_REG, |
| 3002 | HVDCP_AUTONOMOUS_MODE_EN_CFG_BIT, 0); |
| 3003 | smblib_write(chg, CMD_HVDCP_2_REG, FORCE_5V_BIT); |
| 3004 | |
| 3005 | /* force enable APSD */ |
| 3006 | smblib_masked_write(chg, USBIN_OPTIONS_1_CFG_REG, |
| 3007 | BC1P2_SRC_DETECT_BIT, BC1P2_SRC_DETECT_BIT); |
| 3008 | } |
| 3009 | |
| 3010 | static const struct of_device_id match_table[] = { |
| 3011 | { .compatible = "qcom,qpnp-smb5", }, |
| 3012 | { }, |
| 3013 | }; |
| 3014 | |
| 3015 | static struct platform_driver smb5_driver = { |
| 3016 | .driver = { |
| 3017 | .name = "qcom,qpnp-smb5", |
| 3018 | .owner = THIS_MODULE, |
| 3019 | .of_match_table = match_table, |
| 3020 | }, |
| 3021 | .probe = smb5_probe, |
| 3022 | .remove = smb5_remove, |
| 3023 | .shutdown = smb5_shutdown, |
| 3024 | }; |
| 3025 | module_platform_driver(smb5_driver); |
| 3026 | |
| 3027 | MODULE_DESCRIPTION("QPNP SMB5 Charger Driver"); |
| 3028 | MODULE_LICENSE("GPL v2"); |