linux-kernel - Re: [PATCH] clk: Add device tree binding to clk-fixed-factor

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Date:	Fri, 12 Apr 2013 11:12:35 +0200
From:	Christian Ruppert <christian.ruppert@...lis.com>
To:	Gregory CLEMENT <gregory.clement@...e-electrons.com>
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Mike Turquette <mturquette@...aro.org>,
	linux-doc@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org,
	Rob Herring <rob.herring@...xeda.com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Landley <rob@...dley.net>,
	Vineet Gupta <Vineet.Gupta1@...opsys.com>
Subject: Re: [PATCH] clk: Add device tree binding to clk-fixed-factor

On Fri, Apr 12, 2013 at 11:04:51AM +0200, Gregory CLEMENT wrote:
> On 04/12/2013 08:54 AM, Christian Ruppert wrote:
> > On Thu, Apr 11, 2013 at 06:26:07PM +0200, Gregory CLEMENT wrote:
> >> On 04/11/2013 11:19 AM, Christian Ruppert wrote:
> >>> Hi Gregory,
> >>>
> >>> Since there doesn't seem to be anyone opposing this feature I just
> >>> checked your patch and after adding the CLK_OF_DECLARE macro in the end
> >>> it works well for us. Tell me if you would like to rebase and resubmit
> >>> your patch or if I should follow up on our own.
> >>
> >> I can rebase and resubmit my patch, it's pretty straightforward.
> >> The problem was the lack of user in the kernel. And by user I mean
> >> a driver using these functions. Usually a new function enter in the
> >> kernel only if there are users for it inside the kernel so if you plan
> >> to submit a driver using this piece of code, then I see no reason
> >> to not get it.
> > 
> > If you add the line
> > 
> > CLK_OF_DECLARE(fixed_factor_clk, "fixed-factor-clkdiv", 
> 
> Why did you add the div suffix?
> 
> There is nothing in the function which prevent to have "mul" greater than
> "div" and hence having a multiplicative factor.
> 
> I think that this suffix is misleading.

You are right, let's remove it.

> [...]

-- 
  Christian Ruppert              ,          <christian.ruppert@...lis.com>
                                /|
  Tel: +41/(0)22 816 19-42     //|                 3, Chemin du Pré-Fleuri
                             _// | bilis Systems   CH-1228 Plan-les-Ouates
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