linux-kernel - Re: [PATCH v4 15/16] clk: shmobile: mstp: Consider "zb

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Message-ID: <20150918001220.GB12858@verge.net.au>
Date:	Fri, 18 Sep 2015 09:12:23 +0900
From:	Simon Horman <horms@...ge.net.au>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	Michael Turquette <mturquette@...libre.com>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Kevin Hilman <khilman@...nel.org>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	linux-clk@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-sh@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 15/16] clk: shmobile: mstp: Consider "zb_clk" suitable
 for power management

On Thu, Sep 17, 2015 at 03:24:54PM -0700, Stephen Boyd wrote:
> On 09/17, Simon Horman wrote:
> > On Thu, Sep 17, 2015 at 05:45:18PM +0900, Simon Horman wrote:
> > > Hi Mike, Hi Stephen,
> > > 
> > > On Tue, Aug 04, 2015 at 02:28:16PM +0200, Geert Uytterhoeven wrote:
> > > > Currently the CPG/MSTP Clock Domain code looks for MSTP clocks to power
> > > > manage a device.
> > > > 
> > > > Unfortunately, on R-Mobile APE6 (r8a73a4) and SH-Mobile AG5 (sh73a0),
> > > > the Bus State Controller (BSC) is not power-managed by an MSTP clock,
> > > > but by a plain CPG clock (zb_clk).  Add a special case to handle this,
> > > > so the clock is properly managed, and devices connected to the BSC work
> > > > as expected.
> > > > 
> > > > Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
> > > > Reviewed-by: Ulf Hansson <ulf.hansson@...aro.org>
> > > 
> > > for one reason or another I seem to have this patch queued up in
> > > my renesas tree for v4.4, without any Acks.
> > > 
> > > I think it would be best if one of you took the patch instead.
> > > Though I'm also happy to take it with Acks.
> > > 
> > > Let me know how you would like to proceed.
> > 
> > Sorry to revise the above, I should have checked more closely
> > before I sent my previous email. I now see that I have an SoC patch
> > that depends on this one. So if possible I'd like to take this one
> > through my tree with an Ack or two.
> > 
> 
> Sure.
> 
> Acked-by: Stephen Boyd <sboyd@...eaurora.org>

Thanks, much appreciated.
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