From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yk0-x241.google.com (mail-yk0-x241.google.com [IPv6:2607:f8b0:4002:c07::241]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id E1DC21A0CC2 for ; Tue, 19 Jan 2016 04:50:08 +1100 (AEDT) Received: by mail-yk0-x241.google.com with SMTP id a85so39978685ykb.2 for ; Mon, 18 Jan 2016 09:50:08 -0800 (PST) Message-ID: <569D25C4.3060806@gmail.com> Date: Mon, 18 Jan 2016 09:49:56 -0800 From: David Daney MIME-Version: 1.0 To: Ganapatrao Kulkarni CC: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-ia64@vger.kernel.org, linux-metag@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-arch@vger.kernel.org, Will.Deacon@arm.com, catalin.marinas@arm.com, grant.likely@linaro.org, leif.lindholm@linaro.org, rfranz@cavium.com, ard.biesheuvel@linaro.org, msalter@redhat.com, robh+dt@kernel.org, steve.capper@linaro.org, hanjun.guo@linaro.org, al.stone@linaro.org, arnd@arndb.de, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, rjw@rjwysocki.net, lenb@kernel.org, marc.zyngier@arm.com, lorenzo.pieralisi@arm.com, bhelgaas@google.com, tony.luck@intel.com, fenghua.yu@intel.com, james.hogan@imgtec.com, benh@kernel.crashing.org, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, jonathan@jonmasters.org, rrichter@cavium.com, Prasun.Kapoor@caviumnetworks.com, gpkulkarni@gmail.com Subject: Re: [PATCH v9 4/6] arm64, dt, thunderx: Add initial dts for Cavium Thunderx in 2 node topology. References: <1453134965-6125-1-git-send-email-gkulkarni@caviumnetworks.com> <1453134965-6125-5-git-send-email-gkulkarni@caviumnetworks.com> In-Reply-To: <1453134965-6125-5-git-send-email-gkulkarni@caviumnetworks.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On 01/18/2016 08:36 AM, Ganapatrao Kulkarni wrote: > Adding dt file for Cavium's Thunderx dual socket platform. > > Signed-off-by: Ganapatrao Kulkarni > --- > arch/arm64/boot/dts/cavium/Makefile | 2 +- > arch/arm64/boot/dts/cavium/thunder-88xx-2n.dts | 83 +++ > arch/arm64/boot/dts/cavium/thunder-88xx-2n.dtsi | 806 ++++++++++++++++++++++++ > 3 files changed, 890 insertions(+), 1 deletion(-) > create mode 100644 arch/arm64/boot/dts/cavium/thunder-88xx-2n.dts > create mode 100644 arch/arm64/boot/dts/cavium/thunder-88xx-2n.dtsi > These files are useless, they don't contain device nodes for anything other than the UARTs. There is no existing system that has only UARTs and no other devices, so these files cannot be (and can never be) used anywhere. Since the boot firmware in all real, and emulated, systems is supplying correct DTBs, we should consider not merging these files, and removing the likewise useless thunder-88xx.dts thunder-88xx.dtsi David Daney [...]