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path: root/drivers/power/battery/bat_trats.c
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Diffstat (limited to 'drivers/power/battery/bat_trats.c')
-rw-r--r--drivers/power/battery/bat_trats.c100
1 files changed, 100 insertions, 0 deletions
diff --git a/drivers/power/battery/bat_trats.c b/drivers/power/battery/bat_trats.c
new file mode 100644
index 0000000..ca0d214
--- /dev/null
+++ b/drivers/power/battery/bat_trats.c
@@ -0,0 +1,100 @@
+/*
+ * 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>
+#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, 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(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)
+{
+ 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;
+}