Sebastian Reichel | c93e12c | 2014-03-01 21:22:45 +0100 | [diff] [blame] | 1 | Binding for Nokia N900 battery |
| 2 | |
| 3 | The Nokia N900 battery status can be read via the TWL4030's A/D converter. |
| 4 | |
| 5 | Required properties: |
| 6 | - compatible: Should contain one of the following: |
| 7 | * "nokia,n900-battery" |
| 8 | - io-channels: Should contain IIO channel specifiers |
| 9 | for each element in io-channel-names. |
| 10 | - io-channel-names: Should contain the following values: |
| 11 | * "temp" - The ADC channel for temperature reading |
| 12 | * "bsi" - The ADC channel for battery size identification |
| 13 | * "vbat" - The ADC channel to measure the battery voltage |
| 14 | |
| 15 | Example from Nokia N900: |
| 16 | |
| 17 | battery: n900-battery { |
| 18 | compatible = "nokia,n900-battery"; |
| 19 | io-channels = <&twl4030_madc 0>, |
| 20 | <&twl4030_madc 4>, |
| 21 | <&twl4030_madc 12>; |
| 22 | io-channel-names = "temp", |
| 23 | "bsi", |
| 24 | "vbat"; |
| 25 | }; |