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-rw-r--r--Documentation/devicetree/bindings/power/supply/max17040_battery.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/supply/max17040_battery.txt b/Documentation/devicetree/bindings/power/supply/max17040_battery.txt
index 5aa83e797a02..c802f664b508 100644
--- a/Documentation/devicetree/bindings/power/supply/max17040_battery.txt
+++ b/Documentation/devicetree/bindings/power/supply/max17040_battery.txt
@@ -17,6 +17,11 @@ Optional properties :
Specify this boolean property to divide the
reported value in 2 and thus normalize it.
SOC == State of Charge == Capacity.
+- maxim,rcomp : A value to compensate readings for various
+ battery chemistries and operating temperatures.
+ max17040,41 have 2 byte rcomp, default to
+ 0x97 0x00. All other devices have one byte
+ rcomp, default to 0x97.
- interrupts : Interrupt line see Documentation/devicetree/
bindings/interrupt-controller/interrupts.txt
- wakeup-source : This device has wakeup capabilities. Use this
@@ -41,6 +46,7 @@ Example:
battery-fuel-gauge@36 {
compatible = "maxim,max17048";
reg = <0x36>;
+ maxim,rcomp = /bits/ 8 <0x56>;
maxim,alert-low-soc-level = <10>;
maxim,double-soc;
};