linux-kernel - Re: [PATCH v3 20/20] ARM: dts: Add support of bus frequency for exynos4412-trats/odroidu3

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Date:	Fri, 11 Dec 2015 17:35:58 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	Krzysztof Kozlowski <k.kozlowski@...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 v3 20/20] ARM: dts: Add support of bus frequency for
 exynos4412-trats/odroidu3

On 2015년 12월 11일 16:20, Krzysztof Kozlowski wrote:
> On 11.12.2015 14:07, Chanwoo Choi wrote:
>> THis patch adds the bus device tree nodes for both MIF (Memory) and INT
>> (Internal) block to enable the bus frequency.
>>
>> The DMC bus is parent device in MIF block using VDD_MIF and the LEFTBUS
>> bus is parent device in INT block using VDD_INT.
>>
>> Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
>> [linux.amoon: Tested on Odroid U3]
>> Tested-by: Anand Moon <linux.amoon@...il.com>
>> ---
>>  arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 47 ++++++++++++++++++++++++
>>  arch/arm/boot/dts/exynos4412-trats2.dts         | 48 +++++++++++++++++++++++++
>>  2 files changed, 95 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
>> index 7bd65026761e..b6818aec7cf9 100644
>> --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
>> +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
>> @@ -501,3 +501,50 @@
>>  &watchdog {
>>  	status = "okay";
>>  };
>> +
>> +&bus_acp {
>> +	devfreq = <&bus_dmc>;
>> +	status = "okay";
>> +};
> 
> I meant put them in proper place, respecting alphabetical order. The 'b'
> comes before 'w'.
> 
> As for the new nodes (bus_XXX) your previous sorting (first parent, then
> passive) was also okay - it had sense. This is up to you. Just put
> everything not at the end of file.

OK. I'll reorder them. Thanks for review.

[snip]

Best Regards,
Chanwoo Choi
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