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dt-bindings: batterydata: Add bindings for properties used by QBG

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Add documentation for batterydata properties used in battery profile for
Qualcomm Technologies, Inc. Battery Gauge device.

Change-Id: Id6fa8bff4eb2fb26ab70cb90f0e9a2f42d21e4e3
This commit is contained in:
Shyam Kumar Thella 2021-04-19 16:56:42 +05:30
commit 259ce0cd7a
1 changed files with 17 additions and 0 deletions
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17
bindings/batterydata/batterydata.txt
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@ -39,6 +39,13 @@ Profile data node required properties:
of coefficients used in hardware state machines and thus
influencing the final output of the state of charge read
by software.
- qcom,capacity : Maximum capacity of the battery (in mAH).
- qcom,checksum : Checksum used to determine if loaded battery profile is valid.
- qcom,recharge-soc-delta : Percentage of SOC delta dropped after end of charge
to enable recharge.
- qcom,recharge-vflt-delta : Delta in Vfloat dropped from regular vfloat in
recharge.
- qcom,recharge-iterm-ma : Termination current (in mA) in recharge.
Profile data node optional properties:
- qcom,chg-rslow-comp-c1 : A constant for rslow compensation in the fuel gauge.
@ -198,6 +205,16 @@ Lookup table required properties:
the size of qcom,lut-row-legend if it's a 2-dimensional
table. The data should be in a flattened row-major
representation.
- qcom,bp-c-table0 : LUT table of the battery used for PON SOC estimation
during battery charge.
- qcom,bp-d-table0 : LUT table of the battery used for PON SOC estimation
during battery discharge.
- qcom,bp-c-table-X : LUT tables of the battery at different temperatures
used for SOC estimation during battery charge. Value
of X starts from 1.
- qcom,bp-d-table-X : LUT tables of the battery at different temperatures
used for SOC estimation during battery charge. Value
of X starts from 1.
Lookup table optional properties:
- qcom,lut-row-legend : An array that encodes the legend of the lookup table's rows.