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Subject: Re: [PATCH v2 02/19] PM / devfreq: exynos: Add documentation for
 generic exynos bus frequency driver
To: Chanwoo Choi <cw00.choi@samsung.com>, myungjoo.ham@samsung.com,
        kgene@kernel.org
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From: Krzysztof Kozlowski <k.kozlowski@samsung.com>
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Date: Thu, 10 Dec 2015 10:25:48 +0900
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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@50000000
>> This also used in opp.txt examples.
> 
> In the Documentations/devicetree/bindings/opp/opp.txt,
> the example uses the 'opp@0x'. 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