linux-kernel - Re: [PATCHv6 2/4] iio: adc: exynos_adc: Control special clock of ADC to support Exynos3250 ADC

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Message-ID: <CAGTfZH1jOEj8D6kJSd=-dgpSiU=sxs5W2TM=-rNtsZb-SkRD9Q@mail.gmail.com>
Date:	Sat, 19 Jul 2014 01:48:18 +0900
From:	Chanwoo Choi <cwchoi00@...il.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	Mark Rutland <mark.rutland@....com>,
	devicetree <devicetree@...r.kernel.org>,
	Kukjin Kim <kgene.kim@...sung.com>, pawel.moll@....com,
	ijc+devicetree@...lion.org.uk, linux-iio@...r.kernel.org,
	Tomasz Figa <t.figa@...sung.com>, rdunlap@...radead.org,
	linux-doc@...r.kernel.org,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Rob Herring <robh+dt@...nel.org>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>,
	Kumar Gala <galak@...eaurora.org>,
	naveen krishna <ch.naveen@...sung.com>, jic23@...nel.org
Subject: Re: [PATCHv6 2/4] iio: adc: exynos_adc: Control special clock of ADC
 to support Exynos3250 ADC

On Sat, Jul 19, 2014 at 1:31 AM, Arnd Bergmann <arnd@...db.de> wrote:
> On Saturday 19 July 2014 01:11:53 Chanwoo Choi wrote:
>>
>>   Exynos3250/Exynos4/Exynos5 has 'adc' clock as following:
>>   - 'adc' clock: bus clock for ADC
>>
>>   Exynos3250 has additional 'sclk_adc' clock as following:
>>   - 'sclk_adc' clock: special clock for ADC which provide clock to internal ADC
>
> The bus clock is often named "apb_pclk", but it's too late to change
> that now, and it's not clear if the device is actually on APB.
>
> The problem with "sclk_adc" is that it's very close to the name used
> in the clock provider, with is CLK_SCLK_TSADC. Please try to avoid
> the ambiguity here and make it clear that they are not referring
> to the same thing. "internal" or "special" might be good if you want
> to avoid "sclk".

OK, thanks for your feedback.
I'll try to find proper name.

Chanwoo Choi
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