From: robh@kernel.org (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 2/3] DT: bingdings: power: reset: add linkstation-reset doc
Date: Tue, 3 Jan 2017 11:09:52 -0600 [thread overview]
Message-ID: <20170103170952.7svgaa247ewlht7f@rob-hp-laptop> (raw)
In-Reply-To: <20161227070611.14852-3-rogershimizu@gmail.com>
On Tue, Dec 27, 2016 at 04:06:10PM +0900, Roger Shimizu wrote:
> Add linkstation-reset doc to describe the newly added
> POWER_RESET_LINKSTATION driver, which controls magic command
> sending to UART1 to power-off Buffalo Linkstation / KuroBox
> and their variants.
>
> To: Sebastian Reichel <sre@kernel.org>
> To: Rob Herring <robh+dt@kernel.org>
> To: Mark Rutland <mark.rutland@arm.com>
> Cc: Andrew Lunn <andrew@lunn.ch>
> Cc: Ryan Tandy <ryan@nardis.ca>
> Cc: linux-pm at vger.kernel.org
> Cc: devicetree at vger.kernel.org
> Cc: linux-arm-kernel at lists.infradead.org
>
> Signed-off-by: Roger Shimizu <rogershimizu@gmail.com>
> ---
> .../bindings/power/reset/linkstation-reset.txt | 26 ++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/reset/linkstation-reset.txt
>
> diff --git a/Documentation/devicetree/bindings/power/reset/linkstation-reset.txt b/Documentation/devicetree/bindings/power/reset/linkstation-reset.txt
> new file mode 100644
> index 000000000000..815e340318f3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/linkstation-reset.txt
> @@ -0,0 +1,26 @@
> +* Buffalo Linkstation Reset Driver
> +
> +Power of some Buffalo Linkstation or KuroBox Pro is managed by
> +micro-controller, which connects to UART1. After being fed from UART1
> +by a few magic numbers, the so-called power-off command,
> +the micro-controller will turn power off the device.
This needs to model the uC connected to the UART rather than some node
that defines only some portion of the functionality. I'm working on
bindings and proper bus support for this[1], but it's not done yet.
Though, the binding side is pretty simple.
Rob
[1] https://git.kernel.org/cgit/linux/kernel/git/robh/linux.git/log/?h=serial-bus-v2
next prev parent reply other threads:[~2017-01-03 17:09 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20161216100501.18173-1-rogershimizu@gmail.com>
2016-12-27 7:06 ` [PATCH v3 0/3] make kurobox-pro be able to shutdown after device-tree migration Roger Shimizu
2016-12-27 7:06 ` [PATCH v3 1/3] power: reset: add linkstation-reset driver Roger Shimizu
2017-01-03 5:19 ` Florian Fainelli
2017-01-03 13:09 ` Andrew Lunn
2017-01-03 14:08 ` Roger Shimizu
2017-01-03 18:39 ` Florian Fainelli
2016-12-27 7:06 ` [PATCH v3 2/3] DT: bingdings: power: reset: add linkstation-reset doc Roger Shimizu
2017-01-03 5:21 ` Florian Fainelli
2017-01-03 13:12 ` Andrew Lunn
2017-01-03 14:11 ` Roger Shimizu
2017-01-03 17:09 ` Rob Herring [this message]
2017-01-06 12:18 ` Roger Shimizu
2016-12-27 7:06 ` [PATCH v3 3/3] ARM: DT: add power-off support to linkstation lsgl and kuroboxpro Roger Shimizu
2017-01-07 15:04 ` [PATCH v4 0/2] make kurobox-pro be able to shutdown after device-tree migration Roger Shimizu
2017-01-07 15:04 ` [PATCH v4 1/2] power: reset: add linkstation-reset driver Roger Shimizu
2017-01-08 17:02 ` Ryan Tandy
2017-01-09 3:31 ` Roger Shimizu
2017-01-09 5:43 ` Ryan Tandy
2017-01-18 12:08 ` Roger Shimizu
2017-01-19 4:43 ` Sebastian Reichel
2017-01-26 15:28 ` Gregory CLEMENT
2017-01-26 15:33 ` Roger Shimizu
2017-01-27 9:15 ` Gregory CLEMENT
2017-01-07 15:04 ` [PATCH v4 2/2] ARM: DT: add power-off support to linkstation lsgl and kuroboxpro Roger Shimizu
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