power: supply: add battery parameters

Add parsing of new device-tree battery bindings.

     - trickle-charge-current-microamp
     - precharge-upper-limit-microvolt
     - re-charge-voltage-microvolt
     - over-voltage-threshold-microvolt

Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
index 1a9a9fae73d3264cc3b70306c21a1090e81ca1db..02b37fe6061c08ee0b9ad97ccc8ff228f12d6fd2 100644 (file)
--- a/drivers/power/supply/power_supply_core.c
+++ b/drivers/power/supply/power_supply_core.c
@@ -620,10 +620,18 @@ int power_supply_get_battery_info(struct power_supply *psy,
                             &info->voltage_min_design_uv);
        of_property_read_u32(battery_np, "voltage-max-design-microvolt",
                             &info->voltage_max_design_uv);
+       of_property_read_u32(battery_np, "trickle-charge-current-microamp",
+                            &info->tricklecharge_current_ua);
        of_property_read_u32(battery_np, "precharge-current-microamp",
                             &info->precharge_current_ua);
+       of_property_read_u32(battery_np, "precharge-upper-limit-microvolt",
+                            &info->precharge_voltage_max_uv);
        of_property_read_u32(battery_np, "charge-term-current-microamp",
                             &info->charge_term_current_ua);
+       of_property_read_u32(battery_np, "re-charge-voltage-microvolt",
+                            &info->charge_restart_voltage_uv);
+       of_property_read_u32(battery_np, "over-voltage-threshold-microvolt",
+                            &info->overvoltage_limit_uv);
        of_property_read_u32(battery_np, "constant-charge-current-max-microamp",
                             &info->constant_charge_current_max_ua);
        of_property_read_u32(battery_np, "constant-charge-voltage-max-microvolt",

diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 6a34df65d4d18844f6b0055ae18c12b1d1d295f3..1f60731ec7fe2997df0a36d9c028ed4c01ae67d5 100644 (file)
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -346,8 +346,12 @@ struct power_supply_battery_info {
        int charge_full_design_uah;         /* microAmp-hours */
        int voltage_min_design_uv;          /* microVolts */
        int voltage_max_design_uv;          /* microVolts */
+       int tricklecharge_current_ua;       /* microAmps */
        int precharge_current_ua;           /* microAmps */
+       int precharge_voltage_max_uv;       /* microVolts */
        int charge_term_current_ua;         /* microAmps */
+       int charge_restart_voltage_uv;      /* microVolts */
+       int overvoltage_limit_uv;           /* microVolts */
        int constant_charge_current_max_ua; /* microAmps */
        int constant_charge_voltage_max_uv; /* microVolts */
        int factory_internal_resistance_uohm;   /* microOhms */