linux-kernel - Re: [PATCH] clk-rcar-gen2: RCAN clock support

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Date:	Fri, 5 Sep 2014 11:17:30 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
Cc:	Mike Turquette <mturquette@...aro.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Linux-sh list <linux-sh@...r.kernel.org>,
	Pavel Kiryukhin <vksavl@...il.com>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>
Subject: Re: [PATCH] clk-rcar-gen2: RCAN clock support

Hi Sergei,


On Fri, Sep 5, 2014 at 11:03 AM, Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
> On Wed, Sep 3, 2014 at 9:57 PM, Sergei Shtylyov
> <sergei.shtylyov@...entembedded.com> wrote:
>> On 07/31/2014 12:23 AM, Sergei Shtylyov wrote:
>>
>>> Add RCAN clock support to the R-Car generation 2 CPG driver. This clock
>>> gets
>>> derived from the USB_EXTAL clock by dividing it by 6. The layout of
>>> RCANCKCR
>>> register is close to those of the clocks supported by the 'clk-div6'
>>> driver
>>> but has no divider field, and so can't be supported by that driver...
>
> I'm not a clock expert (pulling in Laurent), but it looks fine to me.

While you did add the rcan clock to the dtsi in "[PATCH v3 1/3] ARM:
shmobile: r8a7791: add CAN clocks", I couldn't find a patch to update
the renesas,rcar-gen2-cpg-clocks binding doc?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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