From 0287c8d24bd70dc4f2d07829cfc1839deca76416 Mon Sep 17 00:00:00 2001 From: David Lechner Date: Wed, 11 Jan 2017 11:52:49 -0600 Subject: DT/bindings: Add bindings for TI ADS7950 A/DC chips This adds device tree bindings for the TI ADS7950 family of A/DC chips. Signed-off-by: David Lechner Signed-off-by: Jonathan Cameron --- .../devicetree/bindings/iio/adc/ti-ads7950.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/ti-ads7950.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/iio/adc/ti-ads7950.txt b/Documentation/devicetree/bindings/iio/adc/ti-ads7950.txt new file mode 100644 index 0000000..e77a6f7 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/ti-ads7950.txt @@ -0,0 +1,23 @@ +* Texas Instruments ADS7950 family of A/DC chips + +Required properties: + - compatible: Must be one of "ti,ads7950", "ti,ads7951", "ti,ads7952", + "ti,ads7953", "ti,ads7954", "ti,ads7955", "ti,ads7956", "ti,ads7957", + "ti,ads7958", "ti,ads7959", "ti,ads7960", or "ti,ads7961" + - reg: SPI chip select number for the device + - #io-channel-cells: Must be 1 as per ../iio-bindings.txt + - vref-supply: phandle to a regulator node that supplies the 2.5V or 5V + reference voltage + +Recommended properties: + - spi-max-frequency: Definition as per + Documentation/devicetree/bindings/spi/spi-bus.txt + +Example: +adc@0 { + compatible = "ti,ads7957"; + reg = <0>; + #io-channel-cells = <1>; + vref-supply = <&refin_supply>; + spi-max-frequency = <10000000>; +}; -- cgit v1.1