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[209.132.180.67]) by mx.google.com with ESMTP id x2si14088674pfk.231.2018.03.07.08.28.03; Wed, 07 Mar 2018 08:28:19 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=eo/Y9eiS; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934041AbeCGQZm (ORCPT + 99 others); Wed, 7 Mar 2018 11:25:42 -0500 Received: from mail-io0-f194.google.com ([209.85.223.194]:33851 "EHLO mail-io0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933502AbeCGQZj (ORCPT ); Wed, 7 Mar 2018 11:25:39 -0500 Received: by mail-io0-f194.google.com with SMTP id e7so3675259ioj.1; Wed, 07 Mar 2018 08:25:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=fYhVIdNpJfECyn5CIjwPYP/zV3J+dyU1+pLtLDSPZKw=; b=eo/Y9eiSPpcUF9+CeE6NMLd+j8SbLHKmErEq7jdk+3xgIEJaKvK8Rry2946uaWE087 PpuCpxk4Uc7T1gpWAd3Tq4VSlnreAzsnsRp3ZkCaBZL/fGpP5yj62hOdc7QPvPaV1Oc4 MsoNUVd0Br0qfL1CS+1k9KXVWGw1ehKZ0AVOjtqqjFiZKI1AbjPPEHV9ct0CAxHStRmJ Zr1duLgXunHjU/77Vd5wjF2Sujm/m6fkgFFebPbLi2R5Z5InXPrsTbDNbe+9hHNNxVSv EpKtTDND7m8+m2YuRyEf9LlnSKzeXFeezU5+gk1mrh7as0ER2wYBW03BCmc9Xyp1111L QssA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=fYhVIdNpJfECyn5CIjwPYP/zV3J+dyU1+pLtLDSPZKw=; b=BlDji1A9rN9A6Kqw9ueHS+rEP+fg4d78rMER/6Ly/1V15aDsBJnMFy/bRj+UB73zzE SOlgXdb/p3Hc0LMOAmFREuL0phtlfq4QuuQVbdtvBABMQcef6xm64PMKbQFO5+kAbSx/ zQf9aPK7658ukJ4tr9QufHrfKIx/bKbfXBStCKv1opsGnv4WyRbixceNxSK4N+LJlp8w FGp3tNdeTabOwDNo3+Ct54YwFhgkaiMsPGEPDtnqF41OSo2tHBCkD1oWa6V2u1a2hReO jBkdOo+VvNeDai0waxot6G4NrJpsfCQO0jTI+j9bnVf8RcCo3XST8fv5KrdXDShfNk0Z 4W9g== X-Gm-Message-State: AElRT7HsfcJuD//6K9hqlPicgxKJfwV07wMQBhk7iaAfDtMe24k0CYQs MCCgR6mlhvlchXBGT468OgVFnX+D/HRz/TgrOKg= X-Received: by 10.107.198.151 with SMTP id w145mr26105121iof.255.1520439939121; Wed, 07 Mar 2018 08:25:39 -0800 (PST) MIME-Version: 1.0 Received: by 10.2.89.194 with HTTP; Wed, 7 Mar 2018 08:25:38 -0800 (PST) In-Reply-To: <1520437971.3731.22.camel@flygoat.com> References: <20170927151527.25570-1-prasannatsmkumar@gmail.com> <20170927151527.25570-4-prasannatsmkumar@gmail.com> <20180306000832.GL4197@saruman> <20180307143541.GN4197@saruman> <1520437971.3731.22.camel@flygoat.com> From: PrasannaKumar Muralidharan Date: Wed, 7 Mar 2018 21:55:38 +0530 Message-ID: Subject: Re: [RFC 3/4] MIPS: Ingenic: Initial X1000 SoC support To: Jiaxun Yang Cc: James Hogan , Rob Herring , Mark Rutland , Ralf Baechle , Michael Turquette , sboyd@codeaurora.org, "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Linux-MIPS , linux-clk@vger.kernel.org, open list , Paul Cercueil , Mathieu Malaterre , Dominik Peklo Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7 March 2018 at 21:22, Jiaxun Yang wrote: > =E5=9C=A8 2018-03-07=E4=B8=89=E7=9A=84 20:35 +0530=EF=BC=8CPrasannaKumar = Muralidharan=E5=86=99=E9=81=93=EF=BC=9A >> Hi James, >> >> Seems Jiaxun is interested in the board and is willing to help. >> >> I have been told that Ingenic is focusing on IoT market and X1000 is >> intended for IoT segment. I think that they would be selling several >> 100Ks of chip over the coming years. But I feel Ingenic spends time >> only on maintaining their Linux port which is usually based on very >> old kernel version. > > Ingenic is going to release their XBrust2 core with it's products such > as X2000 a few days later. Witch is a pure MIPS64r5 with MXU2(A > superset of MIPS's MSA SIMD instruction set). The newest kernel port of > X1000 maintain by Ingenic is based on Linux-4.4 [1]. After communicated > with Ingenic, they said they are forcusing on China domestic market. > But they're looking for partners to enter foriegn market. > > [1] https://pan.baidu.com/s/1o8MeYts (Well you can download from this > Chinese website, ingenic have a gerrit but I don't have access to it. > As my experience, it's hard to develop on Chinese-made chips wihout > reading Chinese documents.) Can you take a diff and upload it somewhere else? Download speed is a couple of bytes per second. Can you put the diff in github or similar other service? I would like to see if the port uses DT.