spi-max-frequency is required to be set for the as3935 part, and document such usage. Cc: devicetree@xxxxxxxxxxxxxxx Signed-off-by: Matt Ranostay <matt.ranostay@xxxxxxxxxxxx> --- Documentation/devicetree/bindings/iio/proximity/as3935.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/proximity/as3935.txt b/Documentation/devicetree/bindings/iio/proximity/as3935.txt index ae23dd8da736..96dad93fccca 100644 --- a/Documentation/devicetree/bindings/iio/proximity/as3935.txt +++ b/Documentation/devicetree/bindings/iio/proximity/as3935.txt @@ -3,6 +3,7 @@ Austrian Microsystems AS3935 Franklin lightning sensor device driver Required properties: - compatible: must be "ams,as3935" - reg: SPI chip select number for the device + - spi-max-frequency: specifies maximum SPI clock frequency - spi-cpha: SPI Mode 1. Refer to spi/spi-bus.txt for generic SPI slave node bindings. - interrupt-parent : should be the phandle for the interrupt controller @@ -21,6 +22,7 @@ Example: as3935@0 { compatible = "ams,as3935"; reg = <0>; + spi-max-frequency = <400000>; spi-cpha; interrupt-parent = <&gpio1>; interrupts = <16 1>; -- 2.11.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html