[PATCH 1/2] dt-bindings: iio: adc: Add bindings for TI ADS8344 A/DC chips

[Gregory CLEMENT <gregory.clement@bootlin.com>]

This adds device tree bindings for the TI ADS8344 A/DC chips.

Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
---
 .../bindings/iio/adc/ti-ads8344.txt           | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/adc/ti-ads8344.txt

diff --git a/Documentation/devicetree/bindings/iio/adc/ti-ads8344.txt b/Documentation/devicetree/bindings/iio/adc/ti-ads8344.txt
new file mode 100644
index 000000000000..6576c4fed7b7
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/ti-ads8344.txt
@@ -0,0 +1,21 @@
+* Texas Instruments ADS8344 A/DC chip
+
+Required properties:
+ - compatible: Must be "ti,ads8344"
+ - #io-channel-cells: Must be 1 as per ../iio-bindings.txt
+ - reg: SPI chip select number for the device
+ - vref-supply: phandle to a regulator node that supplies the
+   reference voltage
+
+Recommended properties:
+ - spi-max-frequency: Definition as per
+		Documentation/devicetree/bindings/spi/spi-bus.txt
+
+Example:
+adc@0 {
+	compatible = "ti,ads8344";
+	reg = <0>;
+	#io-channel-cells = <1>;
+	vref-supply = <&refin_supply>;
+	spi-max-frequency = <10000000>;
+};
-- 
2.20.1