From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
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
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 [thread overview]
Message-ID: <6829927.BRrJSMeG05@wuerfel> (raw)
In-Reply-To: <c46694357c903d8791f07e2ec287c684832056a5.1445018913.git.hns-xXXSsgcRVICgSpxsJD1C4w@public.gmane.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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WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: "H. Nikolaus Schaller" <hns@goldelico.com>
Cc: Jiri Slaby <jslaby@suse.cz>, Rob Herring <robh+dt@kernel.org>,
Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Jonathan Corbet <corbet@lwn.net>,
Sergei Zviagintsev <sergei@s15v.net>,
Peter Hurley <peter@hurleysoftware.com>,
One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>,
Sebastian Reichel <sre@kernel.org>, NeilBrown <neil@brown.name>,
Grant Likely <grant.likely@linaro.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-serial@vger.kernel.org, Marek Belisko <marek@goldelico.com>,
devicetree@vger.kernel.org, linux-doc@vger.kernel.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 [thread overview]
Message-ID: <6829927.BRrJSMeG05@wuerfel> (raw)
In-Reply-To: <c46694357c903d8791f07e2ec287c684832056a5.1445018913.git.hns@goldelico.com>
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
next prev parent reply other threads:[~2015-10-16 19:05 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-16 18:08 [PATCH v3 0/3] UART slave device support (goldelico version) H. Nikolaus Schaller
2015-10-16 18:08 ` [PATCH v3 1/3] tty: serial core: provide a method to search uart by phandle H. Nikolaus Schaller
2015-10-16 18:39 ` Mark Rutland
2015-10-16 19:24 ` H. Nikolaus Schaller
2015-10-16 18:47 ` kbuild test robot
2015-10-16 18:47 ` kbuild test robot
[not found] ` <c46694357c903d8791f07e2ec287c684832056a5.1445018913.git.hns-xXXSsgcRVICgSpxsJD1C4w@public.gmane.org>
2015-10-16 19:05 ` Arnd Bergmann [this message]
2015-10-16 19:05 ` Arnd Bergmann
2015-10-16 19:29 ` kbuild test robot
2015-10-16 19:29 ` kbuild test robot
2015-10-16 18:08 ` [PATCH v3 2/3] tty: serial_core: add hooks for uart slave drivers H. Nikolaus Schaller
2015-10-16 18:08 ` [PATCH v3 3/3] misc: Add w2sg0004 gps receiver driver H. Nikolaus Schaller
[not found] ` <c53ab7a3ca68f8b9f802c1ea799d72e1cb04a1eb.1445018913.git.hns-xXXSsgcRVICgSpxsJD1C4w@public.gmane.org>
2015-10-16 18:15 ` H. Nikolaus Schaller
2015-10-16 18:15 ` H. Nikolaus Schaller
2015-10-16 19:06 ` Arnd Bergmann
2015-10-16 19:27 ` H. Nikolaus Schaller
2015-10-16 19:38 ` Arnd Bergmann
2015-10-16 20:07 ` H. Nikolaus Schaller
2015-10-16 23:45 ` kbuild test robot
2015-10-16 23:45 ` kbuild test robot
2015-10-16 19:11 ` [PATCH v3 0/3] UART slave device support (goldelico version) H. Nikolaus Schaller
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