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authorMichał Mirosław <mirq-linux@rere.qmqm.pl>2020-05-04 21:47:47 +0200
committerSebastian Reichel <sebastian.reichel@collabora.com>2020-05-10 23:44:20 +0200
commit478efc79ee32a3f1227cda49295ef24cda8b114c (patch)
tree2fc7e9157328360bffa3ac1ba4728677017e8cd0 /drivers
parentc942656ddb3a0c248e0c53a2ebd4a36adaa46cbc (diff)
downloadlinux-478efc79ee32a3f1227cda49295ef24cda8b114c.tar.bz2
power: bq25890: implement INPUT_CURRENT_LIMIT property
Report REG00.IINLIM value as INPUT_CURRENT_LIMIT property. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/power/supply/bq25890_charger.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c
index 0c9c02088b52..77150667e36b 100644
--- a/drivers/power/supply/bq25890_charger.c
+++ b/drivers/power/supply/bq25890_charger.c
@@ -254,6 +254,7 @@ enum bq25890_table_ids {
/* range tables */
TBL_ICHG,
TBL_ITERM,
+ TBL_IILIM,
TBL_VREG,
TBL_BOOSTV,
TBL_SYSVMIN,
@@ -294,6 +295,7 @@ static const union {
/* TODO: BQ25896 has max ICHG 3008 mA */
[TBL_ICHG] = { .rt = {0, 5056000, 64000} }, /* uA */
[TBL_ITERM] = { .rt = {64000, 1024000, 64000} }, /* uA */
+ [TBL_IILIM] = { .rt = {50000, 3200000, 50000} }, /* uA */
[TBL_VREG] = { .rt = {3840000, 4608000, 16000} }, /* uV */
[TBL_BOOSTV] = { .rt = {4550000, 5510000, 64000} }, /* uV */
[TBL_SYSVMIN] = { .rt = {3000000, 3700000, 100000} }, /* uV */
@@ -494,6 +496,14 @@ static int bq25890_power_supply_get_property(struct power_supply *psy,
val->intval = bq25890_find_val(bq->init_data.iterm, TBL_ITERM);
break;
+ case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT:
+ ret = bq25890_field_read(bq, F_IILIM);
+ if (ret < 0)
+ return ret;
+
+ val->intval = bq25890_find_val(ret, TBL_IILIM);
+ break;
+
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
ret = bq25890_field_read(bq, F_SYSV); /* read measured value */
if (ret < 0)
@@ -692,6 +702,7 @@ static const enum power_supply_property bq25890_power_supply_props[] = {
POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE_MAX,
POWER_SUPPLY_PROP_PRECHARGE_CURRENT,
POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT,
+ POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_CURRENT_NOW,
};