Subject: [PATCH 1/2] devicetree: xilinx-xadc: Add optional xlnx, extend-name property

From: [email-masked] (Jonathan Cameron)
Date: Fri, 08 May 2015 14:43:14 -0400

On 07/05/15 18:44, Xander Huff wrote:
> To better facilitate user-mode access to optional aux channels, allow
> device trees to specify a custom extended name for defined channels.
> 
> Signed-off-by: Xander Huff <[email-masked]>
> Reviewed-by: Joe Hershberger <[email-masked]>
> Reviewed-by: Josh Cartwright <[email-masked]>
> --
> Natinst-ReviewBoard-ID: 97119
Interesting idea. I'd like to let this sit for a fair while to see what
comments it gets.  If it makes sense for this driver, it probably makes
sense for a lot of others.  As such we may well want to have a general
binding for this, rather than one for just this part.

Thanks,

Jonathan
> ---
>  Documentation/devicetree/bindings/iio/adc/xilinx-xadc.txt | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/xilinx-xadc.txt b/Documentation/devicetree/bindings/iio/adc/xilinx-xadc.txt
> index d71258e..4c5a60b 100644
> --- a/Documentation/devicetree/bindings/iio/adc/xilinx-xadc.txt
> +++ b/Documentation/devicetree/bindings/iio/adc/xilinx-xadc.txt
> @@ -68,6 +68,8 @@ Optional properties:
>  			  Note each channel number should only be used at most
>  			  once.
>  		Optional properties:
> +			* xlnx,extend-name: Custom extended name for the
> +			  channel.
>  			* xlnx,bipolar: If set the channel is used in bipolar
>  			  mode.
>  
> @@ -107,6 +109,7 @@ Examples:
>  			#size-cells = <0>;
>  			channel at 0 {
>  				reg = <0>;
> +				xlnx,extend-name = "vin_v";
>  				xlnx,bipolar;
>  			};
>  		};
>