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power: supply: rk817_battery: add power supply property for Android R

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Signed-off-by: Shunqing Chen <csq@rock-chips.com>
Change-Id: I3621212fe6ed941d5d595fbcfd5865e1e265fdb1
This commit is contained in:
Shunqing Chen
2020-09-30 15:48:43 +08:00
committed by Tao Huang
parent 1dff96f5fe
commit a8f3d5a48a
1 changed files with 49 additions and 0 deletions
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49
drivers/power/supply/rk817_battery.c
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@@ -1942,9 +1942,12 @@ static enum power_supply_property rk817_bat_props[] = {
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_HEALTH,
POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_CAPACITY_LEVEL,
POWER_SUPPLY_PROP_TEMP,
POWER_SUPPLY_PROP_CHARGE_COUNTER,
POWER_SUPPLY_PROP_CHARGE_FULL,
POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
POWER_SUPPLY_PROP_TIME_TO_FULL_NOW,
};
static int rk817_bat_get_usb_psy(struct device *dev, void *data)
@@ -2014,6 +2017,45 @@ static int rk817_bat_get_charge_state(struct rk817_battery_device *battery)
return (battery->usb_in || battery->ac_in);
}
static int rk817_get_capacity_leve(struct rk817_battery_device *battery)
{
int dsoc;
if (battery->pdata->bat_mode == MODE_VIRTUAL)
return POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
dsoc = (battery->dsoc + 500) / 1000;
if (dsoc < 1)
return POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL;
else if (dsoc <= 20)
return POWER_SUPPLY_CAPACITY_LEVEL_LOW;
else if (dsoc <= 70)
return POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
else if (dsoc <= 90)
return POWER_SUPPLY_CAPACITY_LEVEL_HIGH;
else
return POWER_SUPPLY_CAPACITY_LEVEL_FULL;
}
static int rk817_battery_time_to_full(struct rk817_battery_device *battery)
{
int time_sec;
int cap_temp;
if (battery->pdata->bat_mode == MODE_VIRTUAL) {
time_sec = 3600;
} else if (battery->voltage_avg > 0) {
cap_temp = battery->design_cap - (battery->remain_cap / 1000);
if (cap_temp < 0)
cap_temp = 0;
time_sec = (3600 * cap_temp) / battery->voltage_avg;
} else {
time_sec = 3600 * 24; /* One day */
}
return time_sec;
}
static int rk817_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
@@ -2036,6 +2078,9 @@ static int rk817_battery_get_property(struct power_supply *psy,
if (battery->pdata->bat_mode == MODE_VIRTUAL)
val->intval = VIRTUAL_SOC;
break;
case POWER_SUPPLY_PROP_CAPACITY_LEVEL:
val->intval = rk817_get_capacity_leve(battery);
break;
case POWER_SUPPLY_PROP_HEALTH:
val->intval = POWER_SUPPLY_HEALTH_GOOD;
break;
@@ -2064,8 +2109,12 @@ static int rk817_battery_get_property(struct power_supply *psy,
val->intval = battery->charge_count;
break;
case POWER_SUPPLY_PROP_CHARGE_FULL:
case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
val->intval = battery->pdata->design_capacity * 1000;/* uAh */
break;
case POWER_SUPPLY_PROP_TIME_TO_FULL_NOW:
val->intval = rk817_battery_time_to_full(battery);
break;
case POWER_SUPPLY_PROP_VOLTAGE_MAX:
val->intval = 4500 * 1000;
break;