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Date:   Wed, 23 Dec 2020 12:59:33 +0100
From:   Krzysztof Kozlowski <krzk@kernel.org>
To:     Jagan Teki <jagan@amarulasolutions.com>
Cc:     Rob Herring <robh+dt@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
        Li Yang <leoyang.li@nxp.com>,
        Fabio Estevam <festevam@gmail.com>, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        NXP Linux Team <linux-imx@nxp.com>,
        linux-amarula@amarulasolutions.com,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Matteo Lisi <matteo.lisi@engicam.com>
Subject: Re: [PATCH v3 4/6] arm64: dts: imx8mm: Add Engicam i.Core MX8M Mini
 C.TOUCH 2.0
Message-ID: <20201223115933.GC21091@kozik-lap>
References: <20201223110343.126638-1-jagan@amarulasolutions.com>
 <20201223110343.126638-5-jagan@amarulasolutions.com>
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On Wed, Dec 23, 2020 at 04:33:41PM +0530, Jagan Teki wrote:
> Engicam C.TOUCH 2.0 is an EDIMM compliant general purpose Carrier
> board.
> 
> Genaral features:
> - Ethernet 10/100
> - Wifi/BT
> - USB Type A/OTG
> - Audio Out
> - CAN
> - LVDS panel connector
> 
> i.Core MX8M Mini is an EDIMM SoM based on NXP i.MX8M Mini from Engicam.
> 
> i.Core MX8M Mini needs to mount on top of this Carrier board for
> creating complete i.Core MX8M Mini C.TOUCH 2.0 board.
> 
> Add support for it.
> 
> Signed-off-by: Matteo Lisi <matteo.lisi@engicam.com>
> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> ---
> Changes for v3:
> - don't maintain common nodes and include it, if no feature diff
> Changes for v2:
> - enabled fec1 node
> - updated commit message
> - dropped engicam from filename since it aligned with imx6 engicam
>   dts files naming conventions.
> - add i2c nodes
> - fixed v1 comments
> 
>  arch/arm64/boot/dts/freescale/Makefile        |  1 +
>  .../dts/freescale/imx8mm-engicam-ctouch2.dtsi | 82 +++++++++++++++++++
>  .../freescale/imx8mm-icore-mx8mm-ctouch2.dts  | 21 +++++
>  3 files changed, 104 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-engicam-ctouch2.dtsi

You split some common part to ctouch2.dtsi so it can be reused in
multiple places. I saw so far only one usage, where are the others?

Best regards,
Krzysztof