On Tue, Feb 4, 2014 at 11:24 PM, Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
>
>
> On February 5, 2014 4:43:35 AM GMT+00:00, Matt Porter <mporter@xxxxxxxxxx> wrote:
>>On Tue, Feb 04, 2014 at 07:14:55PM -0800, Matt Ranostay Matt Ranostay
>>wrote:
>>> Document compatible string, required and optional DT properties for
>>> AS3935 chipset driver.
>>>
>>> Signed-off-by: Matt Ranostay <mranostay@xxxxxxxxx>
>>> ---
>>> .../devicetree/bindings/iio/proximity/as3935.txt | 25
>>++++++++++++++++++++++
>>> 1 file changed, 25 insertions(+)
>>> create mode 100644
>>Documentation/devicetree/bindings/iio/proximity/as3935.txt
>>>
>>> diff --git
>>a/Documentation/devicetree/bindings/iio/proximity/as3935.txt
>>b/Documentation/devicetree/bindings/iio/proximity/as3935.txt
>>> new file mode 100644
>>> index 0000000..7e117cd
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/iio/proximity/as3935.txt
>>> @@ -0,0 +1,25 @@
>>> +Austrian Microsystems AS3935 Franklin lightning sensor device driver
>>> +
>>> +Required properties:
>>> + - compatible: must be "ams,as3935"
>>
>>Change this to "amstaos,as3935"
>>
>>amstaos (AMS bought Taos) is already a registered vendor prefix in
>>vendor-prefixes.txt
>
> It is but has a rather separate presence and is not where people expect to find non light
> sensor stuff from ams. I personally would go for a new vendor prefix and stick with ams.
>
So should I add to vendor-prefixes.txt as well? or not?
>>
>>> + - reg: SPI chip select number for the device
>>> + - spi-cpha: SPI Mode 1
>>
>>When using generic binding properties, please reference the binding
>>being used. Like:
>>
>> - 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
>>> + - interrupts : interrupt mapping for GPIO IRQ
>>
>> Refer to interrupt-controller/interrupts.txt for generic
>> interrupt client node bindings.
>>
>>> +
>>> +Optional properties:
>>> + - ams,tune-cap: Calibration tuning capacitor stepping value 0 - 15.
>>> + Range of 0 to 120 pF, 8pF steps. This will require using the
>>> + calibration data from the manufacturer.
>>> +
>>> +
>>> +Example:
>>> +
>>> +as3935@0 {
>>> + compatible = "ams,as3935";
>>> + reg = <0>;
>>> + spi-cpha;
>>> + interrupt-parent = <&gpio1>;
>>> + interrupts = <16 1>;
>>> + ams,tune-cap = /bits/ 8 <10>;
>>
>>What is this? Why not just ams,tune-cap = <10>; ?
>>
>>It's a value between 0-15, right?
>>
>>-Matt
>>--
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>
> --
> Sent from my Android phone with K-9 Mail. Please excuse my brevity.
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