From: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
To: matti.vaittinen@fi.rohmeurope.com, mazziesaccount@gmail.com
Cc: Sebastian Reichel <sre@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>,
linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Markus Laine <markus.laine@fi.rohmeurope.com>,
Mikko Mutanen <mikko.mutanen@fi.rohmeurope.com>
Subject: [PATCH v5 7/9] power: supply: add battery parameters
Date: Wed, 18 Mar 2020 13:53:52 +0200 [thread overview]
Message-ID: <a1f8695542773179ffb7327852eea4a21f520649.1584468798.git.matti.vaittinen@fi.rohmeurope.com> (raw)
In-Reply-To: <cover.1584468798.git.matti.vaittinen@fi.rohmeurope.com>
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>
---
No changes since v4
drivers/power/supply/power_supply_core.c | 8 ++++++++
include/linux/power_supply.h | 4 ++++
2 files changed, 12 insertions(+)
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
index 1a9a9fae73d3..02b37fe6061c 100644
--- 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 dcd5a71e6c67..d01322d1ab52 100644
--- 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 */
--
2.21.0
--
Matti Vaittinen, Linux device drivers
ROHM Semiconductors, Finland SWDC
Kiviharjunlenkki 1E
90220 OULU
FINLAND
~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
Simon says - in Latin please.
~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~
Thanks to Simon Glass for the translation =]
next prev parent reply other threads:[~2020-03-18 11:54 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-18 11:47 [PATCH v5 0/9] Support ROHM BD99954 charger IC Matti Vaittinen
2020-03-18 11:47 ` Matti Vaittinen
2020-03-18 11:47 ` Matti Vaittinen
2020-03-18 11:47 ` [PATCH v5 1/9] dt-bindings: battery: add new battery parameters Matti Vaittinen
2020-03-18 11:49 ` [PATCH v5 2/9] dt_bindings: ROHM BD99954 Charger Matti Vaittinen
2020-03-20 22:38 ` Rob Herring
2020-03-18 11:50 ` [PATCH v5 3/9] drivers: base: add linear ranges helpers Matti Vaittinen
2020-03-18 11:51 ` [PATCH v5 4/9] power: supply: bd70528: rename linear_range to avoid collision Matti Vaittinen
2020-03-18 11:52 ` [PATCH v5 5/9] regulator: use linear_ranges helper Matti Vaittinen
2020-03-18 11:52 ` Matti Vaittinen
2020-03-18 11:52 ` Matti Vaittinen
2020-03-18 11:53 ` [PATCH v5 6/9] power: supply: bd70528: use linear ranges Matti Vaittinen
2020-03-18 11:53 ` Matti Vaittinen [this message]
2020-03-18 11:54 ` [PATCH v5 8/9] power: supply: Support ROHM bd99954 charger Matti Vaittinen
2020-03-18 11:54 ` [PATCH v5 9/9] power: supply: Fix Kconfig help text indentiation Matti Vaittinen
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