// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2012 Samsung Electronics * Lukasz Majewski <l.majewski@samsung.com> */ #include <common.h> #include <console.h> #include <power/pmic.h> #include <power/battery.h> #include <power/max8997_pmic.h> #include <errno.h> static struct battery battery_trats; static int power_battery_charge(struct pmic *bat) { struct power_battery *p_bat = bat->pbat; struct battery *battery = p_bat->bat; int k; if (bat->chrg->chrg_state(p_bat->chrg, PMIC_CHARGER_ENABLE, 450)) return -1; for (k = 0; bat->chrg->chrg_bat_present(p_bat->chrg) && bat->chrg->chrg_type(p_bat->muic) && battery->state_of_chrg < 100; k++) { udelay(2000000); if (!(k % 5)) puts("."); bat->fg->fg_battery_update(p_bat->fg, bat); if (k == 200) { debug(" %d [V]", battery->voltage_uV); puts("\n"); k = 0; } if (ctrlc()) { printf("\nCharging disabled on request.\n"); goto exit; } } exit: bat->chrg->chrg_state(p_bat->chrg, PMIC_CHARGER_DISABLE, 0); return 0; } static int power_battery_init_trats(struct pmic *bat_, struct pmic *fg_, struct pmic *chrg_, struct pmic *muic_) { bat_->pbat->fg = fg_; bat_->pbat->chrg = chrg_; bat_->pbat->muic = muic_; bat_->fg = fg_->fg; bat_->chrg = chrg_->chrg; bat_->chrg->chrg_type = muic_->chrg->chrg_type; return 0; } static struct power_battery power_bat_trats = { .bat = &battery_trats, .battery_init = power_battery_init_trats, .battery_charge = power_battery_charge, }; int power_bat_init(unsigned char bus) { static const char name[] = "BAT_TRATS"; struct pmic *p = pmic_alloc(); if (!p) { printf("%s: POWER allocation error!\n", __func__); return -ENOMEM; } debug("Board BAT init\n"); p->interface = PMIC_NONE; p->name = name; p->bus = bus; p->pbat = &power_bat_trats; return 0; }