From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liam Breck Subject: [PATCH v5 0/8] Devicetree battery support and client bq27xxx_battery Date: Sat, 4 Feb 2017 01:15:55 -0800 Message-ID: <20170204091603.32242-1-liam@networkimprov.net> Return-path: Received: from mail-pg0-f68.google.com ([74.125.83.68]:35763 "EHLO mail-pg0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753745AbdBDJQv (ORCPT ); Sat, 4 Feb 2017 04:16:51 -0500 Received: by mail-pg0-f68.google.com with SMTP id 204so4124378pge.2 for ; Sat, 04 Feb 2017 01:16:50 -0800 (PST) Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Sebastian Reichel Cc: "Andrew F. Davis" , Matt Ranostay , linux-pm@vger.kernel.org Overview: * new devicetree battery node specifies static battery data * fuel gauge and charger nodes shall use monitored-battery=<&battery_node> * new power_supply_get_battery_info() reads battery data from devicetree * new struct power_supply_battery_info provides battery data to drivers * drivers surface battery data in sysfs via related power_supply_prop_* fields * bq27xxx driver calls the above and writes battery data to NVRAM Changes in v5: * incorporate feedback into Documentation/devicetree/.../battery.txt * use power_supply_prop_* names in devicetree and power_supply_battery_info * add battery:voltage-max-design-microvolt * default fields to -EINVAL in power_supply_battery_info * power_supply_get_battery_info() always looks for "monitored-battery" * power_supply_get_battery_info() emits a warning if !psy->of_node * squash patches for power_supply_battery_info * bq27xxx_battery: check power_supply_battery_info values * bq27xxx_battery: note missing power_supply_prop_* features * bq27xxx_battery: new patch for access methods Changes in v4: * add "fixed-battery" compatible field to be be more consistant with devicetree Changes in v3: * split i2c changes into respective patches * add documentation for battery information for fuel gauge * rebased documentation patches on change on the list * abstracted the battery configuration for the state machine to an generic struct and platform data access function Changes in v2: * add documentation for uWh and uAh property units * change devicetree entries to match new property units Matt Ranostay (8): devicetree: power: Add battery.txt devicetree: property-units: Add uWh and uAh units devicetree: power: bq27xxx: Add monitored-battery documentation power: power_supply: Add power_supply_battery_info and API power: bq27xxx_battery: Add power_supply_battery_info support power: bq27xxx_battery_i2c: Add I2C bulk read/write functions power: bq27xxx_battery: Define access methods to write chip registers power: bq27xxx_battery: Add BQ27425 chip id .../devicetree/bindings/power/supply/battery.txt | 39 +++ .../devicetree/bindings/power/supply/bq27xxx.txt | 9 + .../devicetree/bindings/property-units.txt | 2 + drivers/power/supply/bq27xxx_battery.c | 326 ++++++++++++++++++++- drivers/power/supply/bq27xxx_battery_i2c.c | 64 +++- drivers/power/supply/power_supply_core.c | 43 +++ include/linux/power/bq27xxx_battery.h | 7 +- include/linux/power_supply.h | 19 ++ 8 files changed, 505 insertions(+), 4 deletions(-) create mode 100644 Documentation/devicetree/bindings/power/supply/battery.txt -- 2.9.3