From mboxrd@z Thu Jan  1 00:00:00 1970
From: Javier Martinez Canillas <javier@osg.samsung.com>
Subject: Re: [PATCH 04/11] ARM: dts: exynos: Fix DTC unit name warnings in
 Trats2 board
Date: Fri, 1 Apr 2016 10:35:40 -0400
Message-ID: <56FE873C.2090503@osg.samsung.com>
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To: Krzysztof Kozlowski <k.kozlowski@samsung.com>, Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Kukjin Kim <kgene@kernel.org>, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org
List-Id: devicetree@vger.kernel.org

Hello Krzysztof,

On 04/01/2016 02:57 AM, Krzysztof Kozlowski wrote:
> Fix following DTC warnings in Trats2 board:
> 
> Warning (unit_address_vs_reg): Node /memory has a reg or ranges property, but no unit name
> Warning (unit_address_vs_reg): Node /i2c-gpio-1/max77693@66/regulators/ESAFEOUT1@1 has a unit name, but no reg property
> Warning (unit_address_vs_reg): Node /i2c-gpio-1/max77693@66/regulators/ESAFEOUT2@2 has a unit name, but no reg property
> Warning (unit_address_vs_reg): Node /i2c-gpio-1/max77693@66/regulators/CHARGER@0 has a unit name, but no reg property
> Warning (unit_address_vs_reg): Node /thermistor-ap@0 has a unit name, but no reg property
> Warning (unit_address_vs_reg): Node /thermistor-battery@1 has a unit name, but no reg property
> 
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
> ---
>  arch/arm/boot/dts/exynos4412-trats2.dts | 14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
> index 2bf363c3bf62..523627003738 100644
> --- a/arch/arm/boot/dts/exynos4412-trats2.dts
> +++ b/arch/arm/boot/dts/exynos4412-trats2.dts
> @@ -29,7 +29,7 @@
>  		i2c12 = &i2c_max77693_fuel;
>  	};
>  
> -	memory {
> +	mmemory@40000000 {
>  		reg =  <0x40000000 0x40000000>;
>  	};
> 

Besides this creating duplicated memory nodes as you said, plain memory
should be allowed according to Rob and he plans to add an exception to dtc:

http://www.spinics.net/lists/arm-kernel/msg494038.html
 
Rest of the patch looks good so after removing the memory node change:

Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>

Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America