linux-kernel - RE: [PATCH v2 2/5] clk: Add support for fundamental zynq clks

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Message-ID: <4d134063-467e-4ae9-9070-e45d5dc11c36@CH1EHSMHS010.ehs.local>
Date:	Wed, 14 Nov 2012 15:12:54 +0000
From:	Michal Simek <michal.simek@...inx.com>
To:	Josh Cartwright <josh.cartwright@...com>,
	Soren Brinkmann <sorenb@...inx.com>
CC:	Mike Turquette <mturquette@...com>,
	Rob Herring <rob.herring@...xeda.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	John Linn <linnj@...inx.com>, "arm@...nel.org" <arm@...nel.org>
Subject: RE: [PATCH v2 2/5] clk: Add support for fundamental zynq clks



> -----Original Message-----
> From: Josh Cartwright [mailto:josh.cartwright@...com]
> Sent: Tuesday, November 13, 2012 11:03 PM
> To: Soren Brinkmann; Michal Simek
> Cc: Mike Turquette; Rob Herring; linux-kernel@...r.kernel.org; linux-arm-
> kernel@...ts.infradead.org; John Linn; arm@...nel.org
> Subject: Re: [PATCH v2 2/5] clk: Add support for fundamental zynq clks
>
> On Thu, Nov 08, 2012 at 03:28:07PM -0800, Soren Brinkmann wrote:
> > One note below:
> >
> > On Wed, Oct 31, 2012 at 12:58:52PM -0600, Josh Cartwright wrote:
> [..]
> > > --- /dev/null
> > > +++ b/drivers/clk/clk-zynq.c
> [..]
> > > +struct zynq_periph_clk {
> > > + struct clk_hw           hw;
> > > + struct clk_onecell_data onecell_data;
> > > + struct clk              *gates[2];
> > > + void __iomem            *clk_ctrl;
> > > + spinlock_t              clkact_lock;
> > > +};
> > > +
> > > +#define to_zynq_periph_clk(hw)   container_of(hw, struct zynq_periph_clk,
> hw)
> > > +
> > > +static const u8 periph_clk_parent_map[] = {
> > > + 0, 0, 1, 2
> > > +};
> > > +#define PERIPH_CLK_CTRL_SRC(x)   (periph_clk_parent_map[((x) & 3) >> 4])
> >
> > I think this should be:
> > #define PERIPH_CLK_CTRL_SRC(x)      (periph_clk_parent_map[((x) & 0x30) >>
> 4])
>
> Yes indeed it should be, thanks.
>
> Michal-  I'll just be following up with a v3 of this patch instead of spinning up the
> whole set to save myself some time.  If you'd rather I spin up the whole set, let
> me know.


No problem with that.

thanks,
Michal


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