linux-kernel - Re: [PATCH v2 2/3] clk: bcm281xx: don't disable unused peripheral clocks

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Message-ID: <20140224011335.22529.77418@quantum>
Date:	Sun, 23 Feb 2014 17:13:35 -0800
From:	Mike Turquette <mturquette@...aro.org>
To:	Matt Porter <mporter@...aro.org>, "Alex Elder" <elder@...aro.org>
Cc:	bcm@...thebug.org, "Tim Kryger" <tim.kryger@...aro.org>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/3] clk: bcm281xx: don't disable unused peripheral clocks

Quoting Matt Porter (2014-02-20 12:56:15)
> On Fri, Feb 14, 2014 at 12:29:19PM -0600, Alex Elder wrote:
> > Add the CLK_IGNORE_UNUSED flag when setting up a peripheral clock.
> > This prevents unused clocks from getting disabled, and by doing
> > this we can use the common clock code even before we've resolved
> > all the spots that need to get a reference to their clock.
> > 
> > Signed-off-by: Alex Elder <elder@...aro.org>
> > Reviewed-by: Matt Porter <mporter@...aro.org>
> 
> Mike: if you'll provide your ack on this patch, we would like to take
> the entire series through arm-soc for 3.15 as we originally agreed
> for 3.14. Patches 1 and 3 are the original two you acked for 3.14
> but had to be dropped late in the merge window.

Acked-by: Mike Turquette <mturquette@...aro.org>

> 
> Thanks,
> Matt
> 
> > ---
> >  drivers/clk/bcm/clk-kona-setup.c |    2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/clk/bcm/clk-kona-setup.c b/drivers/clk/bcm/clk-kona-setup.c
> > index f1e88fe..c7607fe 100644
> > --- a/drivers/clk/bcm/clk-kona-setup.c
> > +++ b/drivers/clk/bcm/clk-kona-setup.c
> > @@ -579,7 +579,7 @@ static int peri_clk_setup(struct ccu_data *ccu, struct peri_clk_data *data,
> >                       struct clk_init_data *init_data)
> >  {
> >       init_data->ops = &kona_peri_clk_ops;
> > -     init_data->flags = 0;
> > +     init_data->flags = CLK_IGNORE_UNUSED;
> >  
> >       return clk_sel_setup(data->clocks, &data->sel, init_data);
> >  }
> > -- 
> > 1.7.9.5
> > 
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