The adxl372 is designed to communicate in either SPI or I2C protocol. This patch adds the documentation of device tree bindings for adxl372 I2C. Signed-off-by: Stefan Popa <stefan.popa@xxxxxxxxxx> --- Documentation/devicetree/bindings/iio/accel/adxl372.txt | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/iio/accel/adxl372.txt b/Documentation/devicetree/bindings/iio/accel/adxl372.txt index 9409984..a289964 100644 --- a/Documentation/devicetree/bindings/iio/accel/adxl372.txt +++ b/Documentation/devicetree/bindings/iio/accel/adxl372.txt @@ -4,14 +4,25 @@ http://www.analog.com/media/en/technical-documentation/data-sheets/adxl372.pdf Required properties: - compatible : should be "adi,adxl372" - - reg: SPI chip select number for the device + - reg: the I2C address or SPI chip select number for the device + +Required properties for SPI bus usage: - spi-max-frequency: Max SPI frequency to use Optional properties: - interrupts: interrupt mapping for IRQ as documented in Documentation/devicetree/bindings/interrupt-controller/interrupts.txt -Example: +Example for a I2C device node: + + accelerometer@53 { + compatible = "adi,adxl372"; + reg = <0x53>; + interrupt-parent = <&gpio>; + interrupts = <25 IRQ_TYPE_EDGE_FALLING>; + }; + +Example for a SPI device node: accelerometer@0 { compatible = "adi,adxl372"; -- 2.7.4
