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| author | Nick Crews <ncrews@chromium.org> | 2019-05-08 14:38:25 -0600 |
|---|---|---|
| committer | Sebastian Reichel <sre@kernel.org> | 2019-07-05 00:54:36 +0200 |
| commit | 3f57fe28f84d636ca6238f33afe8b88d27c34d1b (patch) | |
| tree | 100b61b903f393fbc63ce161d4238c849f38a8b8 /Documentation/ABI | |
| parent | 1e10694d535fd1158c4ff16a841c23400af4d01e (diff) | |
| download | linux-3f57fe28f84d636ca6238f33afe8b88d27c34d1b.tar.bz2 | |
power_supply: wilco_ec: Add charging config driver
Add a driver to control the charging algorithm used on Wilco
devices. See Documentation/ABI/testing/sysfs-class-power-wilco
for the userspace interface and other info.
Signed-off-by: Nick Crews <ncrews@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-power-wilco | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-power-wilco b/Documentation/ABI/testing/sysfs-class-power-wilco new file mode 100644 index 000000000000..da1d6ffe5e3c --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-power-wilco @@ -0,0 +1,30 @@ +What: /sys/class/power_supply/wilco-charger/charge_type +Date: April 2019 +KernelVersion: 5.2 +Description: + What charging algorithm to use: + + Standard: Fully charges battery at a standard rate. + Adaptive: Battery settings adaptively optimized based on + typical battery usage pattern. + Fast: Battery charges over a shorter period. + Trickle: Extends battery lifespan, intended for users who + primarily use their Chromebook while connected to AC. + Custom: A low and high threshold percentage is specified. + Charging begins when level drops below + charge_control_start_threshold, and ceases when + level is above charge_control_end_threshold. + +What: /sys/class/power_supply/wilco-charger/charge_control_start_threshold +Date: April 2019 +KernelVersion: 5.2 +Description: + Used when charge_type="Custom", as described above. Measured in + percentages. The valid range is [50, 95]. + +What: /sys/class/power_supply/wilco-charger/charge_control_end_threshold +Date: April 2019 +KernelVersion: 5.2 +Description: + Used when charge_type="Custom", as described above. Measured in + percentages. The valid range is [55, 100]. |