linux-kernel - Re: [PATCH v4 2/3] Documentation: mailbox: Add APM X-Gene SLIMpro mailbox dts documentation

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Message-ID: <20160117001321.GA7791@rob-hp-laptop>
Date:	Sat, 16 Jan 2016 18:13:21 -0600
From:	Rob Herring <robh@...nel.org>
To:	Duc Dang <dhdang@....com>
Cc:	Jassi Brar <jassisinghbrar@...il.com>,
	Paul Bolle <pebolle@...cali.nl>, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	patches@....com, Feng Kan <fkan@....com>
Subject: Re: [PATCH v4 2/3] Documentation: mailbox: Add APM X-Gene SLIMpro
 mailbox dts documentation

On Fri, Jan 15, 2016 at 06:57:18PM -0800, Duc Dang wrote:
> This adds the APM X-Gene SLIMpro mailbox device tree
> node documentation.
> 
> Signed-off-by: Feng Kan <fkan@....com>
> Signed-off-by: Duc Dang <dhdang@....com>
> ---
> Changes since v3:
>         - Rebase over v4.4
>         - Change number of mailbox IRQs to 8
> 	- Fix white spaces, typos.
> 
>  .../bindings/mailbox/xgene-slimpro-mailbox.txt     | 35 ++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mailbox/xgene-slimpro-mailbox.txt
> 
> diff --git a/Documentation/devicetree/bindings/mailbox/xgene-slimpro-mailbox.txt b/Documentation/devicetree/bindings/mailbox/xgene-slimpro-mailbox.txt
> new file mode 100644
> index 0000000..91774d7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mailbox/xgene-slimpro-mailbox.txt
> @@ -0,0 +1,35 @@
> +The APM X-Gene SLIMpro mailbox is used to communicate messages between
> +the ARM64 processors and the Cortex M3 (dubbed SLIMpro). It uses a simple
> +interrupt based door bell mechanism and can exchange simple messages using the
> +internal registers.
> +
> +There are total of 7 interrupts in this mailbox. Each used for an individual
> +door bell (or mailbox channel).
> +
> +Required properties:
> +- compatible:	Should be as "apm,xgene-slimpro-mbox".
> +
> +- reg:		Contains the mailbox register address range.
> +
> +- interrupts:	8 interrupts must be from 0 to 7, interrupt 0 define the
> +		the interrupt for mailbox channel 0 and interrupt 1 for
> +		mailbox channel 1 and so likewise for the reminder.
> +
> +- #mbox-cells:	only one to specify the mailbox channel number.
> +
> +Example:
> +
> +Mailbox Node:
> +		slimpro-mbox: slimpro-mbox@...40000 {

Nit: just use mailbox@ or mbox@ (whatever others are using) for node 
name. Otherwise:

Acked-by: Rob Herring <robh@...nel.org>