linux-kernel - Re: [PATCH v5 5/8] cpufreq: arm_big_little: add SCPI interface driver

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Message-ID: <55B75770.6080403@arm.com>
Date:	Tue, 28 Jul 2015 11:20:32 +0100
From:	Sudeep Holla <sudeep.holla@....com>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Sudeep Holla <Sudeep.Holla@....com>,
	Liviu Dudau <Liviu.Dudau@....com>,
	Punit Agrawal <Punit.Agrawal@....com>,
	"Jon Medhurst (Tixy)" <tixy@...aro.org>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@....com>,
	Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
	Kevin Hilman <khilman@...nel.org>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>
Subject: Re: [PATCH v5 5/8] cpufreq: arm_big_little: add SCPI interface driver



On 23/07/15 12:10, Sudeep Holla wrote:
> On some ARM based systems, a separate Cortex-M based System Control
> Processor(SCP) provides the overall power, clock, reset and system
> control including CPU DVFS. SCPI Message Protocol is used to
> communicate with the SCPI.
>
> This patch adds a interface driver for adding OPPs and registering
> the arm_big_little cpufreq driver for such systems.
>
> Signed-off-by: Sudeep Holla <sudeep.holla@....com>
> Acked-by: Viresh Kumar <viresh.kumar@...aro.org>
> Cc: Viresh Kumar <viresh.kumar@...aro.org>
> Cc: "Rafael J. Wysocki" <rjw@...ysocki.net>
> Cc: linux-pm@...r.kernel.org
> ---
>   MAINTAINERS                    |   1 +
>   drivers/cpufreq/Kconfig.arm    |   9 +++
>   drivers/cpufreq/Makefile       |   1 +
>   drivers/cpufreq/scpi-cpufreq.c | 124 +++++++++++++++++++++++++++++++++++++++++
>   4 files changed, 135 insertions(+)
>   create mode 100644 drivers/cpufreq/scpi-cpufreq.c
>
> Hi Rafael,
>
> Viresh has already ACKed, since I plan to push this as a series via arm-soc,
> can you provide your ACK if the patch looks fine to you ?
>

Any objections to take it via ARM-SoC ? If not can you please provide ACK ?

Regards,
Sudeep
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