Messages in this thread | | | Date | Thu, 3 Mar 2011 13:22:42 +0100 | From | Jean Delvare <> | Subject | Re: [PATCH v2] hwmon: (ads1015) Add devicetree documentation |
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On Thu, 3 Mar 2011 13:19:17 +0100, Dirk Eibach wrote: > Signed-off-by: Dirk Eibach <eibach@gdsys.de> > --- > Changes since v1: > - removed sysfs from description > - explain channels > > Documentation/devicetree/bindings/i2c/ads1015.txt | 29 +++++++++++++++++++++ > 1 files changed, 29 insertions(+), 0 deletions(-) > create mode 100644 Documentation/devicetree/bindings/i2c/ads1015.txt > > diff --git a/Documentation/devicetree/bindings/i2c/ads1015.txt b/Documentation/devicetree/bindings/i2c/ads1015.txt > new file mode 100644 > index 0000000..0f30616 > --- /dev/null > +++ b/Documentation/devicetree/bindings/i2c/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.
"accessable" doesn't exist as an English word.
> + > +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.
Ditto.
-- Jean Delvare
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