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| author | Dirk Eibach <eibach@gdsys.de> | 2011-03-21 17:59:36 +0100 |
|---|---|---|
| committer | Jean Delvare <khali@endymion.delvare> | 2011-03-21 17:59:36 +0100 |
| commit | 8c22a8f57516275afcd81c84f3724ac08cf6aa7b (patch) | |
| tree | 9b3e0770466cf7edcb2d48f483cae79fa82bdfce /Documentation/devicetree | |
| parent | a98d506c08ffe754fa013c7f70c4d578b991fb4b (diff) | |
| download | kernel_samsung_smdk4412-8c22a8f57516275afcd81c84f3724ac08cf6aa7b.zip kernel_samsung_smdk4412-8c22a8f57516275afcd81c84f3724ac08cf6aa7b.tar.gz kernel_samsung_smdk4412-8c22a8f57516275afcd81c84f3724ac08cf6aa7b.tar.bz2 | |
hwmon: Add support for Texas Instruments ADS1015
Signed-off-by: Dirk Eibach <eibach@gdsys.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/hwmon/ads1015.txt | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/ads1015.txt b/Documentation/devicetree/bindings/hwmon/ads1015.txt new file mode 100644 index 0000000..0f30616 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ads1015.txt @@ -0,0 +1,29 @@ +ADS1015 (I2C) + +This device is a 12-bit A-D converter with 4 inputs. + +The inputs can be used single ended or in certain differential combinations. + +For configuration all possible combinations are mapped to 8 channels: +0: Voltage over AIN0 and AIN1. +1: Voltage over AIN0 and AIN3. +2: Voltage over AIN1 and AIN3. +3: Voltage over AIN2 and AIN3. +4: Voltage over AIN0 and GND. +5: Voltage over AIN1 and GND. +6: Voltage over AIN2 and GND. +7: Voltage over AIN3 and GND. + +Optional properties: + + - exported-channels : exported_channels is a bitmask that specifies which + channels should be accessable by the user. + +Example: +ads1015@49 { + compatible = "ti,ads1015"; + reg = <0x49>; + exported-channels = <0x14>; +}; + +In this example only channel 2 and 4 would be accessable by the user. |