linux-kernel - Re: [PATCH 3/7] ARM: dts: Add NoC Probe dt node for Exynos542x SoC

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Date:	Thu, 14 Apr 2016 14:48:22 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	myungjoo.ham@...sung.com, kyungmin.park@...sung.com,
	kgene@...nel.org, s.nawrocki@...sung.com, tomasz.figa@...il.com
Cc:	rjw@...ysocki.net, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, linux@....linux.org.uk,
	linux.amoon@...il.com, m.reichl@...etechno.de,
	tjakobi@...h.uni-bielefeld.de, inki.dae@...sung.com,
	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 3/7] ARM: dts: Add NoC Probe dt node for Exynos542x SoC

On 2016년 04월 12일 17:14, Krzysztof Kozlowski wrote:
> On 04/08/2016 07:00 AM, Chanwoo Choi wrote:
>> This patch adds the NoCP (Network on Chip Probe) Device Tree node
>> to measure the bandwidth of memory and g3d in Exynos542x SoC.
>>
>> Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
>> ---
>>  arch/arm/boot/dts/exynos5420.dtsi | 36 ++++++++++++++++++++++++++++++++++++
>>  1 file changed, 36 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
>> index 7b99cb58d82d..d80f3b66f017 100644
>> --- a/arch/arm/boot/dts/exynos5420.dtsi
>> +++ b/arch/arm/boot/dts/exynos5420.dtsi
>> @@ -294,6 +294,42 @@
>>  		};
>>  	};
>>  
>> +	nocp_mem0_0: nocp_mem0_0@...A1000 {
> 
> The node name should describe general class of device, so:
> 
> 	nocp_mem0_0: nocp@...A1000 {
> 		...
> 	}
> ?

I'll modify it.

> 
>> +		compatible = "samsung,exynos5420-nocp";
>> +		reg = <0x10CA1000 0x200>;
>> +		status = "disabled";
>> +	};
>> +
>> +	nocp_mem0_1: nocp_mem0_1@...A1400 {
>> +		compatible = "samsung,exynos5420-nocp";
>> +		reg = <0x10CA1400 0x200>;
>> +		status = "disabled";
>> +	};
>> +
>> +	nocp_mem0_2: nocp_mem0_2@...A1800 {
> 
> Shouldn't it be nocp_mem1_0?

I was mistaken. I'll fix it.

> 
>> +		compatible = "samsung,exynos5420-nocp";
>> +		reg = <0x10CA1800 0x200>;
>> +		status = "disabled";
>> +	};
>> +
>> +	nocp_mem0_3: nocp_mem0_3@...A1C00 {
> 
> Shouldn't it be nocp_mem1_1?

ditto.

Best Regards,
Chanwoo Choi