diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-class-power')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-power | 73 |
1 files changed, 64 insertions, 9 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power index dbccb2fcd7ce..d4319a04c302 100644 --- a/Documentation/ABI/testing/sysfs-class-power +++ b/Documentation/ABI/testing/sysfs-class-power @@ -1,4 +1,4 @@ -===== General Properties ===== +**General Properties** What: /sys/class/power_supply/<supply_name>/manufacturer Date: May 2007 @@ -72,6 +72,7 @@ Description: critically low). Access: Read, Write + Valid values: 0 - 100 (percent) What: /sys/class/power_supply/<supply_name>/capacity_error_margin @@ -96,7 +97,9 @@ Description: Coarse representation of battery capacity. Access: Read - Valid values: "Unknown", "Critical", "Low", "Normal", "High", + + Valid values: + "Unknown", "Critical", "Low", "Normal", "High", "Full" What: /sys/class/power_supply/<supply_name>/current_avg @@ -139,6 +142,7 @@ Description: throttling for thermal cooling or improving battery health. Access: Read, Write + Valid values: Represented in microamps What: /sys/class/power_supply/<supply_name>/charge_control_limit_max @@ -148,6 +152,7 @@ Description: Maximum legal value for the charge_control_limit property. Access: Read + Valid values: Represented in microamps What: /sys/class/power_supply/<supply_name>/charge_control_start_threshold @@ -168,6 +173,7 @@ Description: stop. Access: Read, Write + Valid values: 0 - 100 (percent) What: /sys/class/power_supply/<supply_name>/charge_type @@ -183,7 +189,9 @@ Description: different algorithm. Access: Read, Write - Valid values: "Unknown", "N/A", "Trickle", "Fast", "Standard", + + Valid values: + "Unknown", "N/A", "Trickle", "Fast", "Standard", "Adaptive", "Custom" What: /sys/class/power_supply/<supply_name>/charge_term_current @@ -194,6 +202,7 @@ Description: when the battery is considered full and charging should end. Access: Read + Valid values: Represented in microamps What: /sys/class/power_supply/<supply_name>/health @@ -204,7 +213,9 @@ Description: functionality. Access: Read - Valid values: "Unknown", "Good", "Overheat", "Dead", + + Valid values: + "Unknown", "Good", "Overheat", "Dead", "Over voltage", "Unspecified failure", "Cold", "Watchdog timer expire", "Safety timer expire", "Over current", "Calibration required", "Warm", @@ -218,6 +229,7 @@ Description: for a battery charge cycle. Access: Read + Valid values: Represented in microamps What: /sys/class/power_supply/<supply_name>/present @@ -227,9 +239,13 @@ Description: Reports whether a battery is present or not in the system. Access: Read + Valid values: + + == ======= 0: Absent 1: Present + == ======= What: /sys/class/power_supply/<supply_name>/status Date: May 2007 @@ -240,7 +256,9 @@ Description: used to enable/disable charging to the battery. Access: Read, Write - Valid values: "Unknown", "Charging", "Discharging", + + Valid values: + "Unknown", "Charging", "Discharging", "Not charging", "Full" What: /sys/class/power_supply/<supply_name>/technology @@ -250,7 +268,9 @@ Description: Describes the battery technology supported by the supply. Access: Read - Valid values: "Unknown", "NiMH", "Li-ion", "Li-poly", "LiFe", + + Valid values: + "Unknown", "NiMH", "Li-ion", "Li-poly", "LiFe", "NiCd", "LiMn" What: /sys/class/power_supply/<supply_name>/temp @@ -260,6 +280,7 @@ Description: Reports the current TBAT battery temperature reading. Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/temp_alert_max @@ -274,6 +295,7 @@ Description: critically high, and charging has stopped). Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/temp_alert_min @@ -289,6 +311,7 @@ Description: remedy the situation). Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/temp_max @@ -299,6 +322,7 @@ Description: charging. Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/temp_min @@ -309,6 +333,7 @@ Description: charging. Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/voltage_avg, @@ -320,6 +345,7 @@ Description: which they average readings to smooth out the reported value. Access: Read + Valid values: Represented in microvolts What: /sys/class/power_supply/<supply_name>/voltage_max, @@ -330,6 +356,7 @@ Description: during charging. Access: Read + Valid values: Represented in microvolts What: /sys/class/power_supply/<supply_name>/voltage_min, @@ -340,6 +367,7 @@ Description: during discharging. Access: Read + Valid values: Represented in microvolts What: /sys/class/power_supply/<supply_name>/voltage_now, @@ -350,9 +378,10 @@ Description: This value is not averaged/smoothed. Access: Read + Valid values: Represented in microvolts -===== USB Properties ===== +**USB Properties** What: /sys/class/power_supply/<supply_name>/current_avg Date: May 2007 @@ -363,6 +392,7 @@ Description: average readings to smooth out the reported value. Access: Read + Valid values: Represented in microamps @@ -373,6 +403,7 @@ Description: Reports the maximum IBUS current the supply can support. Access: Read + Valid values: Represented in microamps What: /sys/class/power_supply/<supply_name>/current_now @@ -385,6 +416,7 @@ Description: within the reported min/max range. Access: Read, Write + Valid values: Represented in microamps What: /sys/class/power_supply/<supply_name>/input_current_limit @@ -399,6 +431,7 @@ Description: solved using power limit use input_current_limit. Access: Read, Write + Valid values: Represented in microamps What: /sys/class/power_supply/<supply_name>/input_voltage_limit @@ -441,10 +474,14 @@ Description: USB supply so voltage and current can be controlled). Access: Read, Write + Valid values: + + == ================================================== 0: Offline 1: Online Fixed - Fixed Voltage Supply 2: Online Programmable - Programmable Voltage Supply + == ================================================== What: /sys/class/power_supply/<supply_name>/temp Date: May 2007 @@ -455,6 +492,7 @@ Description: TJUNC temperature of an IC) Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/temp_alert_max @@ -470,6 +508,7 @@ Description: remedy the situation). Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/temp_alert_min @@ -485,6 +524,7 @@ Description: accordingly to remedy the situation). Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/temp_max @@ -494,6 +534,7 @@ Description: Reports the maximum allowed supply temperature for operation. Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/temp_min @@ -503,6 +544,7 @@ Description: Reports the mainimum allowed supply temperature for operation. Access: Read + Valid values: Represented in 1/10 Degrees Celsius What: /sys/class/power_supply/<supply_name>/usb_type @@ -514,7 +556,9 @@ Description: is attached. Access: Read-Only - Valid values: "Unknown", "SDP", "DCP", "CDP", "ACA", "C", "PD", + + Valid values: + "Unknown", "SDP", "DCP", "CDP", "ACA", "C", "PD", "PD_DRP", "PD_PPS", "BrickID" What: /sys/class/power_supply/<supply_name>/voltage_max @@ -524,6 +568,7 @@ Description: Reports the maximum VBUS voltage the supply can support. Access: Read + Valid values: Represented in microvolts What: /sys/class/power_supply/<supply_name>/voltage_min @@ -533,6 +578,7 @@ Description: Reports the minimum VBUS voltage the supply can support. Access: Read + Valid values: Represented in microvolts What: /sys/class/power_supply/<supply_name>/voltage_now @@ -545,9 +591,10 @@ Description: within the reported min/max range. Access: Read, Write + Valid values: Represented in microvolts -===== Device Specific Properties ===== +**Device Specific Properties** What: /sys/class/power/ds2760-battery.*/charge_now Date: May 2010 @@ -581,6 +628,7 @@ Description: will drop to 0 A) and will trigger interrupt. Valid values: + - 5, 6 or 7 (hours), - 0: disabled. @@ -595,6 +643,7 @@ Description: will drop to 0 A) and will trigger interrupt. Valid values: + - 4 - 16 (hours), step by 2 (rounded down) - 0: disabled. @@ -609,6 +658,7 @@ Description: interrupt and start top-off charging mode. Valid values: + - 100000 - 200000 (microamps), step by 25000 (rounded down) - 200000 - 350000 (microamps), step by 50000 (rounded down) - 0: disabled. @@ -624,6 +674,7 @@ Description: will drop to 0 A) and will trigger interrupt. Valid values: + - 0 - 70 (minutes), step by 10 (rounded down) What: /sys/class/power_supply/bq24257-charger/ovp_voltage @@ -637,6 +688,7 @@ Description: device datasheet for details. Valid values: + - 6000000, 6500000, 7000000, 8000000, 9000000, 9500000, 10000000, 10500000 (all uV) @@ -652,6 +704,7 @@ Description: lower than the set value. See device datasheet for details. Valid values: + - 4200000, 4280000, 4360000, 4440000, 4520000, 4600000, 4680000, 4760000 (all uV) @@ -666,6 +719,7 @@ Description: the charger operates normally. See device datasheet for details. Valid values: + - 1: enabled - 0: disabled @@ -681,6 +735,7 @@ Description: from the system. See device datasheet for details. Valid values: + - 1: enabled - 0: disabled |