Subject: [alsa-devel] [PATCH 1/2] ASoC: cygnus-audio: adding device tree bindings

From: [email-masked] (Lars-Peter Clausen)
Date: Tue, 31 Mar 2015 09:26:47 +0200

On 03/31/2015 05:16 AM, Scott Branden wrote:
[...]
> +- ssp-port-id: The ssp port interface to use
> +	Valid value are 0, 1, 2, or 3 (for spdif)

How about using 'reg' as the property name here. It is the standard property 
name for identifying or assigning an address to a sub-node.