linux-kernel - Re: [PATCH v2 02/19] PM / devfreq: exynos: Add documentation for generic exynos bus frequency driver

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Message-id: <5668D49C.80809@samsung.com>
Date:	Thu, 10 Dec 2015 10:25:48 +0900
From:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
To:	Chanwoo Choi <cw00.choi@...sung.com>, myungjoo.ham@...sung.com,
	kgene@...nel.org
Cc:	kyungmin.park@...sung.com, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, linux@....linux.org.uk,
	tjakobi@...h.uni-bielefeld.de, linux.amoon@...il.com,
	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v2 02/19] PM / devfreq: exynos: Add documentation for
 generic exynos bus frequency driver

On 10.12.2015 09:49, Chanwoo Choi wrote:
> Hi,
> 
(...)

>>
>>> +
>>> +	bus_dmc: bus_dmc {
>>> +		compatible = "samsung,exynos-bus";
>>> +		clocks = <&cmu_dmc CLK_DIV_DMC>;
>>> +		clock-names = "bus";
>>> +		operating-points-v2 = <&bus_dmc_opp_table>;
>>> +		status = "disabled";
>>> +	};
>>> +
>>> +	bus_dmc_opp_table: opp_table0 {
>>> +		compatible = "operating-points-v2";
>>> +		opp-shared;
>>> +
>>> +		opp00 {
>>
>> Maybe use convention with frequency, like:
>> 	opp@...00000
>> This also used in opp.txt examples.
> 
> In the Documentations/devicetree/bindings/opp/opp.txt,
> the example uses the 'opp@.... I check the opp.txt of Linux 4.4-rc4.

Yes, it was changed by Viresh in "PM / OPP: Rename OPP nodes as
opp@<opp-hz>". You can find the most actual bindings in linux-next.

Best regards,
Krzysztof



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