From fdf0fe2df3e32103dc87d4cd4d3be3653c0fd30d Mon Sep 17 00:00:00 2001 From: Daniel Campello Date: Tue, 8 Oct 2019 16:18:30 -0600 Subject: platform/chrome: wilco_ec: Add Dell's USB PowerShare Policy control USB PowerShare is a policy which affects charging via the special USB PowerShare port (marked with a small lightning bolt or battery icon) when in low power states: - In S0, the port will always provide power. - In S0ix, if usb_charge is enabled, then power will be supplied to the port when on AC or if battery is > 50%. Else no power is supplied. - In S5, if usb_charge is enabled, then power will be supplied to the port when on AC. Else no power is supplied. Signed-off-by: Daniel Campello Signed-off-by: Nick Crews Signed-off-by: Enric Balletbo i Serra --- Documentation/ABI/testing/sysfs-platform-wilco-ec | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'Documentation/ABI') diff --git a/Documentation/ABI/testing/sysfs-platform-wilco-ec b/Documentation/ABI/testing/sysfs-platform-wilco-ec index 8827a734f933..5f60b184a5a5 100644 --- a/Documentation/ABI/testing/sysfs-platform-wilco-ec +++ b/Documentation/ABI/testing/sysfs-platform-wilco-ec @@ -31,6 +31,23 @@ Description: Output will a version string be similar to the example below: 08B6 +What: /sys/bus/platform/devices/GOOG000C\:00/usb_charge +Date: October 2019 +KernelVersion: 5.5 +Description: + Control the USB PowerShare Policy. USB PowerShare is a policy + which affects charging via the special USB PowerShare port + (marked with a small lightning bolt or battery icon) when in + low power states: + - In S0, the port will always provide power. + - In S0ix, if usb_charge is enabled, then power will be + supplied to the port when on AC or if battery is > 50%. + Else no power is supplied. + - In S5, if usb_charge is enabled, then power will be supplied + to the port when on AC. Else no power is supplied. + + Input should be either "0" or "1". + What: /sys/bus/platform/devices/GOOG000C\:00/version Date: May 2019 KernelVersion: 5.3 -- cgit v1.2.3