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
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