From mboxrd@z Thu Jan  1 00:00:00 1970
From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
Subject: Re: [PATCH v3 1/3] tty: serial core: provide a method to search uart by phandle
Date: Fri, 16 Oct 2015 21:05:11 +0200
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To: "H. Nikolaus Schaller" <hns-xXXSsgcRVICgSpxsJD1C4w@public.gmane.org>
Cc: Jiri Slaby <jslaby-AlSwsSmVLrQ@public.gmane.org>, Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>, Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>, Ian Campbell <ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>, Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>, Jonathan Corbet <corbet-T1hC0tSOHrs@public.gmane.org>, Sergei Zviagintsev <sergei-E844GTqJAzo@public.gmane.org>, Peter Hurley <peter-WaGBZJeGNqdsbIuE7sb01tBPR1lH4CV8@public.gmane.org>, One Thousand Gnomes <gnomes-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>, Sebastian Reichel <sre-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, NeilBrown <neil-+NVA1uvv1dVBDLzU/O5InQ@public.gmane.org>, Grant Likely <grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>, LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, linux-serial-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Marek Belisko <marek-xXXSsgcRVICgSpxsJD1C4w@public.gmane.org>, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
List-Id: devicetree@vger.kernel.org

On Friday 16 October 2015 20:08:33 H. Nikolaus Schaller wrote:
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/serial/slaves.txt
> @@ -0,0 +1,16 @@
> +Device-Tree bindings for UART slave devices
> +
> +A node describing a slave device defines a phandle to reference the UART
> +the device is connected to. In the (unexpected) case of two or more UARTs
> +a list of phandles can be specified.
> +
> +properties:
> +       - uart: (list of) phandle(s) of UART(s) the device is connected to
> +
> +
> +example:
> +
> +       gps {
> +               compatible = "wi2wi,w2sg0004";
> +               uart = <&uart1>;
> +       };
> 


I would have expected the gps device here to be a child node of the
uart in DT. Can you explain why you chose differently?

	Arnd
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