Adding binding documentation for Texas Instruments ADS8688 ADC.
Signed-off-by: Sean Nyekjaer <[email protected]>
Reviewed-by: Martin Hundebøll <[email protected]>
---
Changes since v2:
- Moved vref-supply to Optional properties
.../devicetree/bindings/iio/adc/ti-ads8688.txt | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/adc/ti-ads8688.txt
diff --git a/Documentation/devicetree/bindings/iio/adc/ti-ads8688.txt
b/Documentation/devicetree/bindings/iio/adc/ti-ads8688.txt
new file mode 100644
index 0000000..a02337d
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/ti-ads8688.txt
@@ -0,0 +1,20 @@
+* Texas Instruments' ADS8684 and ADS8688 ADC chip
+
+Required properties:
+ - compatible: Should be "ti,ads8684" or "ti,ads8688"
+ - reg: spi chip select number for the device
+
+Recommended properties:
+ - spi-max-frequency: Definition as per
+ Documentation/devicetree/bindings/spi/spi-bus.txt
+
+Optional properties:
+ - vref-supply: The regulator supply for ADC reference voltage
+
+Example:
+adc@0 {
+ compatible = "ti,ads8688";
+ reg = <0>;
+ vref-supply = <&vdd_supply>;
+ spi-max-frequency = <1000000>;
+};
--
2.6.2
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