^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * DA9150 Charger Driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (c) 2014 Dialog Semiconductor
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/of_platform.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/power_supply.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/notifier.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/usb/phy.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/iio/consumer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/mfd/da9150/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/mfd/da9150/registers.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) /* Private data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) struct da9150_charger {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) struct da9150 *da9150;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) struct device *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) struct power_supply *usb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) struct power_supply *battery;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) struct power_supply *supply_online;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) struct usb_phy *usb_phy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) struct notifier_block otg_nb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) struct work_struct otg_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) unsigned long usb_event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) struct iio_channel *ibus_chan;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) struct iio_channel *vbus_chan;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) struct iio_channel *tjunc_chan;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) struct iio_channel *vbat_chan;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) static inline int da9150_charger_supply_online(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) struct power_supply *psy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) val->intval = (psy == charger->supply_online) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) /* Charger Properties */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) static int da9150_charger_vbus_voltage_now(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) int v_val, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) /* Read processed value - mV units */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) ret = iio_read_channel_processed(charger->vbus_chan, &v_val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) /* Convert voltage to expected uV units */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) val->intval = v_val * 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) static int da9150_charger_ibus_current_avg(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) int i_val, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) /* Read processed value - mA units */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) ret = iio_read_channel_processed(charger->ibus_chan, &i_val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) /* Convert current to expected uA units */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) val->intval = i_val * 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) static int da9150_charger_tjunc_temp(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) int t_val, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) /* Read processed value - 0.001 degrees C units */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) ret = iio_read_channel_processed(charger->tjunc_chan, &t_val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) /* Convert temp to expect 0.1 degrees C units */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) val->intval = t_val / 100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) static enum power_supply_property da9150_charger_props[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) POWER_SUPPLY_PROP_ONLINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) POWER_SUPPLY_PROP_VOLTAGE_NOW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) POWER_SUPPLY_PROP_CURRENT_AVG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) POWER_SUPPLY_PROP_TEMP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) static int da9150_charger_get_prop(struct power_supply *psy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) enum power_supply_property psp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) struct da9150_charger *charger = dev_get_drvdata(psy->dev.parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) switch (psp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) case POWER_SUPPLY_PROP_ONLINE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) ret = da9150_charger_supply_online(charger, psy, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) case POWER_SUPPLY_PROP_VOLTAGE_NOW:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) ret = da9150_charger_vbus_voltage_now(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) case POWER_SUPPLY_PROP_CURRENT_AVG:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) ret = da9150_charger_ibus_current_avg(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) case POWER_SUPPLY_PROP_TEMP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) ret = da9150_charger_tjunc_temp(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) /* Battery Properties */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) static int da9150_charger_battery_status(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) u8 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) /* Check to see if battery is discharging */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) reg = da9150_reg_read(charger->da9150, DA9150_STATUS_H);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) if (((reg & DA9150_VBUS_STAT_MASK) == DA9150_VBUS_STAT_OFF) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) ((reg & DA9150_VBUS_STAT_MASK) == DA9150_VBUS_STAT_WAIT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) reg = da9150_reg_read(charger->da9150, DA9150_STATUS_J);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) /* Now check for other states */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) switch (reg & DA9150_CHG_STAT_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) case DA9150_CHG_STAT_ACT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) case DA9150_CHG_STAT_PRE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) case DA9150_CHG_STAT_CC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) case DA9150_CHG_STAT_CV:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) val->intval = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) case DA9150_CHG_STAT_OFF:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) case DA9150_CHG_STAT_SUSP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) case DA9150_CHG_STAT_TEMP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) case DA9150_CHG_STAT_TIME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) case DA9150_CHG_STAT_BAT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) case DA9150_CHG_STAT_FULL:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) val->intval = POWER_SUPPLY_STATUS_FULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) val->intval = POWER_SUPPLY_STATUS_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) static int da9150_charger_battery_health(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) u8 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) reg = da9150_reg_read(charger->da9150, DA9150_STATUS_J);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) /* Check if temperature limit reached */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) switch (reg & DA9150_CHG_TEMP_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) case DA9150_CHG_TEMP_UNDER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) val->intval = POWER_SUPPLY_HEALTH_COLD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) case DA9150_CHG_TEMP_OVER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) val->intval = POWER_SUPPLY_HEALTH_OVERHEAT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) /* Check for other health states */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) switch (reg & DA9150_CHG_STAT_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) case DA9150_CHG_STAT_ACT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) case DA9150_CHG_STAT_PRE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) val->intval = POWER_SUPPLY_HEALTH_DEAD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) case DA9150_CHG_STAT_TIME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) val->intval = POWER_SUPPLY_HEALTH_UNSPEC_FAILURE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) val->intval = POWER_SUPPLY_HEALTH_GOOD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) static int da9150_charger_battery_present(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) u8 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) /* Check if battery present or removed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) reg = da9150_reg_read(charger->da9150, DA9150_STATUS_J);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) if ((reg & DA9150_CHG_STAT_MASK) == DA9150_CHG_STAT_BAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) val->intval = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) val->intval = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) static int da9150_charger_battery_charge_type(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) u8 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) reg = da9150_reg_read(charger->da9150, DA9150_STATUS_J);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) switch (reg & DA9150_CHG_STAT_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) case DA9150_CHG_STAT_CC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) val->intval = POWER_SUPPLY_CHARGE_TYPE_FAST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) case DA9150_CHG_STAT_ACT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) case DA9150_CHG_STAT_PRE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) case DA9150_CHG_STAT_CV:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) val->intval = POWER_SUPPLY_CHARGE_TYPE_TRICKLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) val->intval = POWER_SUPPLY_CHARGE_TYPE_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) static int da9150_charger_battery_voltage_min(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) u8 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) reg = da9150_reg_read(charger->da9150, DA9150_PPR_CHGCTRL_C);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) /* Value starts at 2500 mV, 50 mV increments, presented in uV */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) val->intval = ((reg & DA9150_CHG_VFAULT_MASK) * 50000) + 2500000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) static int da9150_charger_battery_voltage_now(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) int v_val, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) /* Read processed value - mV units */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) ret = iio_read_channel_processed(charger->vbat_chan, &v_val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) val->intval = v_val * 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) static int da9150_charger_battery_current_max(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) int reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) reg = da9150_reg_read(charger->da9150, DA9150_PPR_CHGCTRL_D);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) /* 25mA increments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) val->intval = reg * 25000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) static int da9150_charger_battery_voltage_max(struct da9150_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) u8 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) reg = da9150_reg_read(charger->da9150, DA9150_PPR_CHGCTRL_B);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) /* Value starts at 3650 mV, 25 mV increments, presented in uV */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) val->intval = ((reg & DA9150_CHG_VBAT_MASK) * 25000) + 3650000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) static enum power_supply_property da9150_charger_bat_props[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) POWER_SUPPLY_PROP_STATUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) POWER_SUPPLY_PROP_ONLINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) POWER_SUPPLY_PROP_HEALTH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) POWER_SUPPLY_PROP_PRESENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) POWER_SUPPLY_PROP_CHARGE_TYPE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) POWER_SUPPLY_PROP_VOLTAGE_NOW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) static int da9150_charger_battery_get_prop(struct power_supply *psy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) enum power_supply_property psp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) struct da9150_charger *charger = dev_get_drvdata(psy->dev.parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) switch (psp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) case POWER_SUPPLY_PROP_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) ret = da9150_charger_battery_status(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) case POWER_SUPPLY_PROP_ONLINE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) ret = da9150_charger_supply_online(charger, psy, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) case POWER_SUPPLY_PROP_HEALTH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) ret = da9150_charger_battery_health(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) case POWER_SUPPLY_PROP_PRESENT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) ret = da9150_charger_battery_present(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) case POWER_SUPPLY_PROP_CHARGE_TYPE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) ret = da9150_charger_battery_charge_type(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) ret = da9150_charger_battery_voltage_min(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) case POWER_SUPPLY_PROP_VOLTAGE_NOW:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) ret = da9150_charger_battery_voltage_now(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) ret = da9150_charger_battery_current_max(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) ret = da9150_charger_battery_voltage_max(charger, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) static irqreturn_t da9150_charger_chg_irq(int irq, void *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) struct da9150_charger *charger = data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) power_supply_changed(charger->battery);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) static irqreturn_t da9150_charger_tjunc_irq(int irq, void *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) struct da9150_charger *charger = data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) /* Nothing we can really do except report this. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) dev_crit(charger->dev, "TJunc over temperature!!!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) power_supply_changed(charger->usb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) static irqreturn_t da9150_charger_vfault_irq(int irq, void *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) struct da9150_charger *charger = data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) /* Nothing we can really do except report this. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) dev_crit(charger->dev, "VSYS under voltage!!!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) power_supply_changed(charger->usb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) power_supply_changed(charger->battery);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) static irqreturn_t da9150_charger_vbus_irq(int irq, void *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) struct da9150_charger *charger = data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) u8 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) reg = da9150_reg_read(charger->da9150, DA9150_STATUS_H);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) /* Charger plugged in or battery only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) switch (reg & DA9150_VBUS_STAT_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) case DA9150_VBUS_STAT_OFF:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) case DA9150_VBUS_STAT_WAIT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) charger->supply_online = charger->battery;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) case DA9150_VBUS_STAT_CHG:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) charger->supply_online = charger->usb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) dev_warn(charger->dev, "Unknown VBUS state - reg = 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) charger->supply_online = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) power_supply_changed(charger->usb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) power_supply_changed(charger->battery);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) static void da9150_charger_otg_work(struct work_struct *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) struct da9150_charger *charger =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) container_of(data, struct da9150_charger, otg_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) switch (charger->usb_event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) case USB_EVENT_ID:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) /* Enable OTG Boost */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) da9150_set_bits(charger->da9150, DA9150_PPR_BKCTRL_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) DA9150_VBUS_MODE_MASK, DA9150_VBUS_MODE_OTG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) case USB_EVENT_NONE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) /* Revert to charge mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) power_supply_changed(charger->usb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) power_supply_changed(charger->battery);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) da9150_set_bits(charger->da9150, DA9150_PPR_BKCTRL_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) DA9150_VBUS_MODE_MASK, DA9150_VBUS_MODE_CHG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) static int da9150_charger_otg_ncb(struct notifier_block *nb, unsigned long val,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) void *priv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) struct da9150_charger *charger =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) container_of(nb, struct da9150_charger, otg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) dev_dbg(charger->dev, "DA9150 OTG notify %lu\n", val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) charger->usb_event = val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) schedule_work(&charger->otg_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) return NOTIFY_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) static int da9150_charger_register_irq(struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) irq_handler_t handler,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) const char *irq_name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) struct device *dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) struct da9150_charger *charger = platform_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) int irq, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) irq = platform_get_irq_byname(pdev, irq_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) if (irq < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) dev_err(dev, "Failed to get IRQ CHG_STATUS: %d\n", irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) return irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) ret = request_threaded_irq(irq, NULL, handler, IRQF_ONESHOT, irq_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) dev_err(dev, "Failed to request IRQ %d: %d\n", irq, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) static void da9150_charger_unregister_irq(struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) const char *irq_name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) struct device *dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) struct da9150_charger *charger = platform_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) int irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) irq = platform_get_irq_byname(pdev, irq_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) if (irq < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) dev_err(dev, "Failed to get IRQ CHG_STATUS: %d\n", irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) free_irq(irq, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) static const struct power_supply_desc usb_desc = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) .name = "da9150-usb",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) .type = POWER_SUPPLY_TYPE_USB,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) .properties = da9150_charger_props,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) .num_properties = ARRAY_SIZE(da9150_charger_props),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) .get_property = da9150_charger_get_prop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) static const struct power_supply_desc battery_desc = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) .name = "da9150-battery",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) .type = POWER_SUPPLY_TYPE_BATTERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) .properties = da9150_charger_bat_props,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) .num_properties = ARRAY_SIZE(da9150_charger_bat_props),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) .get_property = da9150_charger_battery_get_prop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) static int da9150_charger_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) struct device *dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) struct da9150 *da9150 = dev_get_drvdata(dev->parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) struct da9150_charger *charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) u8 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) charger = devm_kzalloc(dev, sizeof(struct da9150_charger), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) if (!charger)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) platform_set_drvdata(pdev, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) charger->da9150 = da9150;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) charger->dev = dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) /* Acquire ADC channels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) charger->ibus_chan = iio_channel_get(dev, "CHAN_IBUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) if (IS_ERR(charger->ibus_chan)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) ret = PTR_ERR(charger->ibus_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) goto ibus_chan_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) charger->vbus_chan = iio_channel_get(dev, "CHAN_VBUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) if (IS_ERR(charger->vbus_chan)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) ret = PTR_ERR(charger->vbus_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) goto vbus_chan_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) charger->tjunc_chan = iio_channel_get(dev, "CHAN_TJUNC");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) if (IS_ERR(charger->tjunc_chan)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) ret = PTR_ERR(charger->tjunc_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) goto tjunc_chan_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) charger->vbat_chan = iio_channel_get(dev, "CHAN_VBAT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) if (IS_ERR(charger->vbat_chan)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) ret = PTR_ERR(charger->vbat_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) goto vbat_chan_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) /* Register power supplies */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) charger->usb = power_supply_register(dev, &usb_desc, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) if (IS_ERR(charger->usb)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) ret = PTR_ERR(charger->usb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) goto usb_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) charger->battery = power_supply_register(dev, &battery_desc, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) if (IS_ERR(charger->battery)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) ret = PTR_ERR(charger->battery);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) goto battery_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) /* Get initial online supply */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) reg = da9150_reg_read(da9150, DA9150_STATUS_H);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) switch (reg & DA9150_VBUS_STAT_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) case DA9150_VBUS_STAT_OFF:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) case DA9150_VBUS_STAT_WAIT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) charger->supply_online = charger->battery;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) case DA9150_VBUS_STAT_CHG:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) charger->supply_online = charger->usb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) dev_warn(dev, "Unknown VBUS state - reg = 0x%x\n", reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) charger->supply_online = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) /* Setup OTG reporting & configuration */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) charger->usb_phy = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) if (!IS_ERR_OR_NULL(charger->usb_phy)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) INIT_WORK(&charger->otg_work, da9150_charger_otg_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) charger->otg_nb.notifier_call = da9150_charger_otg_ncb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) usb_register_notifier(charger->usb_phy, &charger->otg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) /* Register IRQs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) ret = da9150_charger_register_irq(pdev, da9150_charger_chg_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) "CHG_STATUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) goto chg_irq_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) ret = da9150_charger_register_irq(pdev, da9150_charger_tjunc_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) "CHG_TJUNC");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) goto tjunc_irq_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) ret = da9150_charger_register_irq(pdev, da9150_charger_vfault_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) "CHG_VFAULT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) goto vfault_irq_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) ret = da9150_charger_register_irq(pdev, da9150_charger_vbus_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) "CHG_VBUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) goto vbus_irq_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) vbus_irq_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) da9150_charger_unregister_irq(pdev, "CHG_VFAULT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) vfault_irq_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) da9150_charger_unregister_irq(pdev, "CHG_TJUNC");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) tjunc_irq_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) da9150_charger_unregister_irq(pdev, "CHG_STATUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) chg_irq_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) if (!IS_ERR_OR_NULL(charger->usb_phy))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) usb_unregister_notifier(charger->usb_phy, &charger->otg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) battery_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) power_supply_unregister(charger->usb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) usb_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) iio_channel_release(charger->vbat_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) vbat_chan_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) iio_channel_release(charger->tjunc_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) tjunc_chan_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) iio_channel_release(charger->vbus_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) vbus_chan_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) iio_channel_release(charger->ibus_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) ibus_chan_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) static int da9150_charger_remove(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) struct da9150_charger *charger = platform_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) int irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) /* Make sure IRQs are released before unregistering power supplies */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) irq = platform_get_irq_byname(pdev, "CHG_VBUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) free_irq(irq, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) irq = platform_get_irq_byname(pdev, "CHG_VFAULT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) free_irq(irq, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) irq = platform_get_irq_byname(pdev, "CHG_TJUNC");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) free_irq(irq, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) irq = platform_get_irq_byname(pdev, "CHG_STATUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) free_irq(irq, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) if (!IS_ERR_OR_NULL(charger->usb_phy))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) usb_unregister_notifier(charger->usb_phy, &charger->otg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) power_supply_unregister(charger->battery);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) power_supply_unregister(charger->usb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) /* Release ADC channels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) iio_channel_release(charger->ibus_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) iio_channel_release(charger->vbus_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) iio_channel_release(charger->tjunc_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) iio_channel_release(charger->vbat_chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) static struct platform_driver da9150_charger_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) .name = "da9150-charger",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) .probe = da9150_charger_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) .remove = da9150_charger_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) module_platform_driver(da9150_charger_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) MODULE_DESCRIPTION("Charger Driver for DA9150");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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