linux-kernel - Re: [PATCH v4 0/4] clk: hisilicon: support stub clock

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Message-ID: <20150812014954.GA6215@leoy-linaro>
Date:	Wed, 12 Aug 2015 09:49:54 +0800
From:	Leo Yan <leo.yan@...aro.org>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Michael Turquette <mturquette@...libre.com>,
	Wei Xu <xuwei5@...ilicon.com>,
	Haojian Zhuang <haojian.zhuang@...aro.org>,
	Bintian Wang <bintian.wang@...wei.com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
	Guodong Xu <guodong.xu@...aro.org>,
	Jian Zhang <zhangjian001@...ilicon.com>,
	Zhenwei Wang <Zhenwei.wang@...ilicon.com>,
	Haoju Mo <mohaoju@...ilicon.com>,
	Dan Zhao <dan.zhao@...ilicon.com>, sunzhaosheng@...ilicon.com,
	victor.lixin@...ilicon.com
Subject: Re: [PATCH v4 0/4] clk: hisilicon: support stub clock

Hi Stephen,

On Tue, Aug 11, 2015 at 05:38:17PM -0700, Stephen Boyd wrote:
> On 08/04, Leo Yan wrote:
> > This series adds support for hisilicon stub clock driver. On hi6220,
> > the bootloader needs load the firmware image and set info for OPPs;
> > after run into kernel, the stub clock driver is used to communicate
> > w/t firmware for cpu dynamic frequency scaling.
> > 
> > In patch series v1/v2, the stub clock driver simply writes request in
> > sram and send ipc to firmware; For patch series v3, the firmware has
> > been upgraded to use mailbox, so stub clock driver will call standard
> > mailbox APIs to request mailbox channel and send message to firmware.
> > 
> > Patch 4 adds stub clock node into dts and it references mailbox with
> > phandle, so patch 4 will depend on mailbox driver's patch series [1].
> > These patches have been tested on 96board hikey and is used by cpufreq
> > driver.
> 
> The To: list is everyone, so I'm not sure who is supposed to
> apply these patches. I'd like to take patches 1, 2, and 3 through
> the clk tree though.

Thanks, you could take first three patches. For patch 4, i will
re-send it after mailbox driver's patches have been merged.

Wei Xu, is this okay for you?

Thanks,
Leo Yan
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