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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/iio/potentiostat/lmp91000.txt | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/iio/potentiostat/lmp91000.txt')
-rw-r--r-- | Documentation/devicetree/bindings/iio/potentiostat/lmp91000.txt | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/potentiostat/lmp91000.txt b/Documentation/devicetree/bindings/iio/potentiostat/lmp91000.txt new file mode 100644 index 000000000..f3ab02b0d --- /dev/null +++ b/Documentation/devicetree/bindings/iio/potentiostat/lmp91000.txt @@ -0,0 +1,33 @@ +* Texas Instruments LMP91000 series of potentiostats + +LMP91000: https://www.ti.com/lit/ds/symlink/lmp91000.pdf +LMP91002: https://www.ti.com/lit/ds/symlink/lmp91002.pdf + +Required properties: + + - compatible: should be one of the following: + "ti,lmp91000" + "ti,lmp91002" + - reg: the I2C address of the device + - io-channels: the phandle of the iio provider + + - ti,external-tia-resistor: if the property ti,tia-gain-ohm is not defined this + needs to be set to signal that an external resistor value is being used. + +Optional properties: + + - ti,tia-gain-ohm: ohm value of the internal resistor for the transimpedance + amplifier. Must be 2750, 3500, 7000, 14000, 35000, 120000, or 350000 ohms. + + - ti,rload-ohm: ohm value of the internal resistor load applied to the gas + sensor. Must be 10, 33, 50, or 100 (default) ohms. + +Example: + +lmp91000@48 { + compatible = "ti,lmp91000"; + reg = <0x48>; + ti,tia-gain-ohm = <7500>; + ti,rload = <100>; + io-channels = <&adc>; +}; |