linux-kernel - Re: [PATCH 2/2] arm64: dts: exynos: Remove unneeded DSI and DECON address/size cells in Exynos5433

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Date:   Tue, 19 Jun 2018 09:59:04 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Marek Szyprowski <m.szyprowski@...sung.com>,
        Andrzej Hajda <a.hajda@...sung.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Kukjin Kim <kgene@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        "linux-samsung-soc@...r.kernel.org" 
        <linux-samsung-soc@...r.kernel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: exynos: Remove unneeded DSI and DECON
 address/size cells in Exynos5433

On 19 June 2018 at 09:26, Marek Szyprowski <m.szyprowski@...sung.com> wrote:
> Hi Krzysztof,
>
> On 2018-06-18 19:42, Krzysztof Kozlowski wrote:
>> The decon, decon_tv and dsi nodes have only one child port so
>> address/size mappings are not necessary.  This fixes DTC warnings like:
>>
>>      Warning (graph_child_address): /soc/decon@...00000/ports:
>>          graph node has single child node 'port@0', #address-cells/#size-cells are not necessary
>>
>> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
>
> Works fine with current Exynos DRM Decon/MIC/DSI drivers.
>
> Tested-by: Marek Szyprowski <m.szyprowski@...sung.com>

Thanks for review and testing!

Best regards,
Krzysztof