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From: Sudeep Holla <sudeep.holla-5wv7dgnIgG8@public.gmane.org>
To: Mark Rutland <Mark.Rutland-5wv7dgnIgG8@public.gmane.org>
Cc: "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Sudeep Holla <Sudeep.Holla-5wv7dgnIgG8@public.gmane.org>,
	Liviu Dudau <Liviu.Dudau-5wv7dgnIgG8@public.gmane.org>,
	Punit Agrawal <Punit.Agrawal-5wv7dgnIgG8@public.gmane.org>,
	"Jon Medhurst (Tixy)"
	<tixy-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Lorenzo Pieralisi
	<Lorenzo.Pieralisi-5wv7dgnIgG8@public.gmane.org>,
	Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
	Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>,
	Kevin Hilman <khilman-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Jassi Brar
	<jassisinghbrar-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	"devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH v5 1/8] Documentation: add DT binding for ARM System Control and Power Interface(SCPI) protocol
Date: Tue, 28 Jul 2015 11:22:20 +0100	[thread overview]
Message-ID: <55B757DC.7020509@arm.com> (raw)
In-Reply-To: <1437649828-14540-2-git-send-email-sudeep.holla-5wv7dgnIgG8@public.gmane.org>

Hi Mark,

On 23/07/15 12:10, Sudeep Holla wrote:
> This patch adds devicetree binding for System Control and Power
> Interface (SCPI) Message Protocol used between the Application Cores(AP)
> and the System Control Processor(SCP). The MHU peripheral provides a
> mechanism for inter-processor communication between SCP's M3 processor
> and AP.
>
> SCP offers control and management of the core/cluster power states,
> various power domain DVFS including the core/cluster, certain system
> clocks configuration, thermal sensors and many others.
>
> Signed-off-by: Sudeep Holla <sudeep.holla-5wv7dgnIgG8@public.gmane.org>
> Cc: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
> Cc: Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>

Can you review or provide ACK if this looks good ?

[..]

> diff --git a/Documentation/devicetree/bindings/arm/arm,scpi.txt b/Documentation/devicetree/bindings/arm/arm,scpi.txt
> new file mode 100644
> index 000000000000..e21cce646561
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/arm,scpi.txt
> @@ -0,0 +1,151 @@

[..]

> +cpu@0 {
> +	...
> +	reg = <0 0>;
> +	clocks = <&scpi_dvfs 0>;
> +};
> +
> +hdlcd@7ff60000 {
> +	...
> +	reg = <0 0x7ff60000 0 0x1000>;
> +	clocks = <&scpi_clk 4>;
> +};
> +
> +In the above example, the #clock-cells is set to 1 as required.
> +scpi_dvfs has 3 output clocks namely: vbig, vlittle and vgpu with 0, 1

I noticed this just after sending it out, fixed now to match the names
in the example correctly.

Regards,
Sudeep
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  parent reply	other threads:[~2015-07-28 10:22 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1437649828-14540-1-git-send-email-sudeep.holla@arm.com>
     [not found] ` <1437649828-14540-1-git-send-email-sudeep.holla-5wv7dgnIgG8@public.gmane.org>
2015-07-23 11:10   ` [PATCH v5 1/8] Documentation: add DT binding for ARM System Control and Power Interface(SCPI) protocol Sudeep Holla
     [not found]     ` <1437649828-14540-2-git-send-email-sudeep.holla-5wv7dgnIgG8@public.gmane.org>
2015-07-28 10:22       ` Sudeep Holla [this message]
2015-07-31 16:00     ` Mark Rutland
2015-07-31 16:07       ` Sudeep Holla

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