Trats battery is now treated in the same way as other power related devices. This approach allows for more unified handling of all devices responsible for power management.
Signed-off-by: Lukasz Majewski l.majewski@samsung.com Signed-off-by: Kyungmin Park kyungmin.park@samsung.com Cc: Stefano Babic sbabic@denx.de --- Changes for v2: - New patch at v2.
Changes for v3: - only battery dependent battery_init method added - change code according to struct pmic redesign --- drivers/power/Makefile | 1 + drivers/power/battery/bat_trats.c | 94 +++++++++++++++++++++++++++++++++++++ 2 files changed, 95 insertions(+), 0 deletions(-) create mode 100644 drivers/power/battery/bat_trats.c
diff --git a/drivers/power/Makefile b/drivers/power/Makefile index 7016d5b..74a0990 100644 --- a/drivers/power/Makefile +++ b/drivers/power/Makefile @@ -38,6 +38,7 @@ COBJS-$(CONFIG_PMIC_I2C) += pmic_i2c.o COBJS-$(CONFIG_PMIC_SPI) += pmic_spi.o COBJS-$(CONFIG_PMIC_MAX8998) += max8998/pmic_max8998.o COBJS-$(CONFIG_PMIC_MAX8997) += max8997/pmic_max8997.o +COBJS-$(CONFIG_POWER_BATTERY_TRATS) += battery/bat_trats.o
COBJS := $(COBJS-y) SRCS := $(COBJS:.o=.c) diff --git a/drivers/power/battery/bat_trats.c b/drivers/power/battery/bat_trats.c new file mode 100644 index 0000000..255a34e --- /dev/null +++ b/drivers/power/battery/bat_trats.c @@ -0,0 +1,94 @@ +/* + * Copyright (C) 2012 Samsung Electronics + * Lukasz Majewski l.majewski@samsung.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <power/pmic.h> +#include <power/battery.h> +#include <power/max8997_pmic.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, 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 < 5; k++) { + udelay(10000000); + puts("."); + bat->fg->fg_battery_update(p_bat->fg, bat); + + if (k == 100) { + debug(" %d [V]", battery->voltage_uV); + puts("\n"); + k = 0; + } + + } + + bat->chrg->chrg_state(p_bat->chrg, 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) +{ + struct pmic *p = pmic_alloc(); + static const char name[] = "BAT_TRATS"; + + debug("Board BAT init\n"); + + p->interface = PMIC_NONE; + p->name = name; + p->bus = bus; + + p->pbat = &power_bat_trats; + return 0; +}