[<prev] [next>] [day] [month] [year] [list]
Message-ID: <f0776d4f73a31c184e78bdda41371c6c96dd2428.1585656144.git.matti.vaittinen@fi.rohmeurope.com>
Date: Tue, 31 Mar 2020 15:26:43 +0300
From: Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
To: matti.vaittinen@...rohmeurope.com, mazziesaccount@...il.com
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Linus Walleij <linus.walleij@...aro.org>,
Mikko Mutanen <mikko.mutanen@...rohmeurope.com>,
Markus Laine <markus.laine@...rohmeurope.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Andy Shevchenko <andy.shevchenko@...il.com>,
Ard Biesheuvel <ardb@...nel.org>, Borislav Petkov <bp@...e.de>,
Brendan Higgins <brendanhiggins@...gle.com>,
Changbin Du <changbin.du@...el.com>,
Dan Williams <dan.j.williams@...el.com>,
David Gow <davidgow@...gle.com>,
"David S. Miller" <davem@...emloft.net>,
devicetree@...r.kernel.org, Gary Hook <Gary.Hook@....com>,
Herbert Xu <herbert@...dor.apana.org.au>,
Krzysztof Kozlowski <krzk@...nel.org>,
linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
Mark Rutland <mark.rutland@....com>,
Masahiro Yamada <yamada.masahiro@...ionext.com>,
Masami Hiramatsu <mhiramat@...nel.org>,
Matti Vaittinen <matti.vaittinen@...rohmeurope.com>,
Mikhail Zaslonko <zaslonko@...ux.ibm.com>,
Randy Dunlap <rdunlap@...radead.org>,
Rob Herring <robh+dt@...nel.org>,
Sebastian Reichel <sre@...nel.org>,
Shuah Khan <skhan@...uxfoundation.org>,
Tal Gilboa <talgi@...lanox.com>,
Thomas Gleixner <tglx@...utronix.de>,
Uwe Kleine-König <uwe@...ine-koenig.org>,
Vincenzo Frascino <vincenzo.frascino@....com>,
Vladimir Oltean <olteanv@...il.com>,
Mark Brown <broonie@...nel.org>,
Liam Girdwood <lgirdwood@...il.com>
Subject: [PATCH v7 08/10] 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@...rohmeurope.com>
---
No changes since v6
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 =]
Powered by blists - more mailing lists