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bq25890: Add get/set for fcc and fv

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Add getters and setters to handle fcc and fv so we
can control them from another module.

Change-Id: Ib816845d6cb88292379cb13d120da1b73cdec124
Signed-off-by: Ryan Lattrel <ryanl@motorola.com>
Reviewed-on: https://gerrit.mot.com/1899161
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Ling Jin <lingjin@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Ryan Lattrel 2021-03-11 17:36:22 -06:00
commit 8db3589cc9
1 changed files with 76 additions and 4 deletions
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80
drivers/power/bq25890_mmi/bq25890_charger_mmi.c
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@ -403,7 +403,10 @@ static int bq25890_power_supply_get_property(struct power_supply *psy,
break;
case POWER_SUPPLY_PROP_ONLINE:
val->intval = state.online;
if (state.online && bq25890_field_read(bq, F_CHG_CFG))
val->intval = 1;
else
val->intval = 0;
break;
case POWER_SUPPLY_PROP_HEALTH:
@ -429,7 +432,10 @@ static int bq25890_power_supply_get_property(struct power_supply *psy,
break;
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
val->intval = bq25890_find_val(bq->init_data.ichg, TBL_ICHG);
ret = bq25890_field_read(bq, F_ICHG); /* read measured value */
if (ret < 0)
return ret;
val->intval = bq25890_find_val(ret, TBL_ICHG);
break;
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE:
@ -447,7 +453,10 @@ static int bq25890_power_supply_get_property(struct power_supply *psy,
break;
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX:
val->intval = bq25890_find_val(bq->init_data.vreg, TBL_VREG);
ret = bq25890_field_read(bq, F_VREG); /* read measured value */
if (ret < 0)
return ret;
val->intval = bq25890_find_val(ret, TBL_VREG);
break;
case POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT:
@ -470,6 +479,68 @@ static int bq25890_power_supply_get_property(struct power_supply *psy,
return 0;
}
static int bq25890_power_supply_set_property(struct power_supply *psy,
enum power_supply_property psp,
const union power_supply_propval *val)
{
struct bq25890_device *bq = power_supply_get_drvdata(psy);
u8 conv_data;
int ret;
switch (psp) {
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX:
conv_data = bq25890_find_idx(val->intval, TBL_VREG);
ret = bq25890_field_write(bq, F_VREG, conv_data);
if (ret < 0) {
dev_dbg(bq->dev, "Failed to write F_VREG %d\n", ret);
} else {
dev_dbg(bq->dev, "Set F_VREG to %d (%d)\n",
bq25890_find_val(conv_data, TBL_VREG), conv_data);
}
break;
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
conv_data = bq25890_find_idx(val->intval, TBL_ICHG);
ret = bq25890_field_write(bq, F_ICHG, conv_data);
if (ret < 0) {
dev_dbg(bq->dev, "Failed to write F_ICHG %d\n", ret);
} else {
dev_dbg(bq->dev, "Set F_ICHG to %d (%d)\n",
bq25890_find_val(conv_data, TBL_ICHG), conv_data);
}
break;
case POWER_SUPPLY_PROP_ONLINE:
ret = bq25890_field_write(bq, F_CHG_CFG, !!val->intval);
if (ret < 0)
dev_dbg(bq->dev, "Failed to write F_CHG_CFG %d\n", ret);
break;
default:
return -EINVAL;
}
return 0;
}
static int bq25890_power_supply_prop_is_writeable(struct power_supply *psy,
enum power_supply_property psp)
{
int ret;
switch (psp) {
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX:
case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
case POWER_SUPPLY_PROP_ONLINE:
ret = 1;
break;
default:
ret = 0;
break;
}
return ret;
}
static int bq25890_get_chip_state(struct bq25890_device *bq,
struct bq25890_state *state)
{
@ -671,7 +742,6 @@ static enum power_supply_property bq25890_power_supply_props[] = {
POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE,
POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX,
POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
};
static char *bq25890_charger_supplied_to[] = {
@ -684,6 +754,8 @@ static const struct power_supply_desc bq25890_power_supply_desc = {
.properties = bq25890_power_supply_props,
.num_properties = ARRAY_SIZE(bq25890_power_supply_props),
.get_property = bq25890_power_supply_get_property,
.set_property = bq25890_power_supply_set_property,
.property_is_writeable = bq25890_power_supply_prop_is_writeable,
};
static int bq25890_power_supply_init(struct bq25890_device *bq)