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- TI BQ28400 Battery Gas Gauge
- The bq28400 monitors the battery temperature, capacity, voltage, current etc.
- The device interface is I2C, its I2C slave 7-bit address is 0xb.
- The device is usually embedded inside the "smart battery" pack.
- Required properties:
- - compatible : Must be "ti,bq28400-battery" or "ti,bq30z55-battery"
- - reg : I2C Address must be 0xb.
- - ti,temp-cold : Cold temperature limit in celsius degree
- - ti,temp-hot : Hot temperature limit in celsius degree
- Example:
- i2c@f9967000 {
- battery@b {
- compatible = "ti,bq28400-battery", "ti,bq30z55-battery";
- reg = <0xb>;
- ti,temp-cold = <2>;
- ti,temp-hot = <43>;
- };
- };
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