From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6FF6CC282DA for ; Fri, 1 Feb 2019 02:49:49 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4153121872 for ; Fri, 1 Feb 2019 02:49:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="aFtzqf2M"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="E4aHoFW9" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4153121872 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nvidia.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Q9qtcIsPwmv18DSIp9mML/Yr0VAcDj9cG/0Z3B0iNrA=; b=aFtzqf2MJt8mDAJwWS+gVLAOR T3OVxoZxxwzH5WdYjecH7c/UAyDBZwfqQEE9R1dLHwu3obDeiK70748CiEO6QdZcpp34RPKvCkDGD qmDlaApzJ7ld7hidPfcErZB1fhXMFNbTGIVSQus643s8BDGFjFW1IINX4C4GHcs4NWeKnRRaedh97 JdFy5sHw7BNSB+j/yMc7VtjmjEuMwk7MSJguZZ0E3NM6g6EnsohHEMxBdW3k6ZFfwMVwHVpIEi2Gu ySu7hYgo5BKPIkmaKxzqWCttzki7QVU+RqdHvlC/0n0IPSdI54PqpbnjFPjHJnqBGs7Y2y02CrIbB cKELiRhog==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gpOtn-0002Fe-E6; Fri, 01 Feb 2019 02:49:47 +0000 Received: from hqemgate14.nvidia.com ([216.228.121.143]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gpOti-0002FJ-Uu for linux-arm-kernel@lists.infradead.org; Fri, 01 Feb 2019 02:49:44 +0000 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Thu, 31 Jan 2019 18:49:44 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Thu, 31 Jan 2019 18:49:42 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Thu, 31 Jan 2019 18:49:42 -0800 Received: from [10.19.108.132] (10.124.1.5) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 1 Feb 2019 02:49:40 +0000 Subject: Re: [PATCH V4 00/20] Tegra210 DFLL support To: Thierry Reding , "Rafael J. Wysocki" , Michael Turquette , Stephen Boyd References: <20190104030702.8684-1-josephl@nvidia.com> <20190125134617.GE22565@ulmo> <0a7abeee-1b78-4f90-e94f-43c19eddb9b1@nvidia.com> <20190128075442.GA18124@ulmo> From: Joseph Lo Message-ID: Date: Fri, 1 Feb 2019 10:49:38 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190128075442.GA18124@ulmo> X-Originating-IP: [10.124.1.5] X-ClientProxiedBy: HQMAIL108.nvidia.com (172.18.146.13) To HQMAIL101.nvidia.com (172.20.187.10) Content-Language: en-US DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1548989385; bh=/FBDcfoeMx/+oM04WRXhXoapZLNfebKUcVEPlQV7+gU=; h=X-PGP-Universal:Subject:To:CC:References:From:Message-ID:Date: User-Agent:MIME-Version:In-Reply-To:X-Originating-IP: X-ClientProxiedBy:Content-Type:Content-Language: Content-Transfer-Encoding; b=E4aHoFW9rShupo4AeqJ3XIaDQKtgvhIEFR1ddGp9CDOG4BmW6rnYNlUz0kJx7Eg44 2lb3uInpk5PuAgztJbPDLt144B+oTXE3Zt3dNv6DGnAYYNGGLszJJnlm3RAwiNiRyo DfYxIGEyFpa3yTjwN/mvxJC0MLnPnDKcaMdUOfXYNfj3clgM3ZdmhkyIGItSoH5Evo VrjfJt5sGlge+7Bx/ZrkQPsCsp2cEj1kp+zsfmbjN8bfrYscALO03C0PDtYoW8MXB7 MXFG7Ck1y7PJnW5qNs7Byx+Omd71+6Le2j6S5J1paetK0qQ1bPbQ2WQyAP5Qr1i6ib gRh4ooRnyrHiw== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190131_184943_002476_F7B51DD3 X-CRM114-Status: GOOD ( 23.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pm@vger.kernel.org, Peter De Schrijver , Jonathan Hunter , linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 1/28/19 3:54 PM, Thierry Reding wrote: > On Mon, Jan 28, 2019 at 09:43:00AM +0800, Joseph Lo wrote: >> On 1/25/19 9:46 PM, Thierry Reding wrote: >>> On Fri, Jan 04, 2019 at 11:06:42AM +0800, Joseph Lo wrote: >>>> This series introduces support for the DFLL as a CPU clock source >>>> on Tegra210. As Jetson TX1 uses a PWM controlled regulator IC which >>>> is driven directly by the DFLLs PWM output, we also introduce support >>>> for PWM regulators next to I2C controlled regulators. The DFLL output >>>> frequency is directly controlled by the regulator voltage. The registers >>>> for controlling the PWM are part of the DFLL IP block, so there's no >>>> separate linux regulator object involved because the regulator IC only >>>> supplies the rail powering the CPUs. It doesn't have any other controls. [snip] >>> Joseph, >>> >>> can you detail the dependencies between the various patches. From a >>> brief look the CPU frequency driver changes are completely separate >>> bits and it should be possible to apply them to the cpufreq tree. >>> >>> The clock changes also seem independent of the rest. >>> >>> Are there any dependencies at all that we need to be mindful about? >>> Or can individual maintainers just pick up the subseries directly? >>> >> >> Yes, no dependence with each other. We can apply them separately. >> Please let me know if I need to inform cpufreq or clk maintainer to pick >> them up. > > Rafael, > > the three CPU frequency patches in this series were acked by Viresh > already, but unfortunately you don't seem to be Cc'ed on these. Are > you okay with me picking these up into the Tegra tree and send you > a pull request in a couple of days? That way we can get the whole > set tested a bit in linux-next. If you'd prefer to pick these up in > the PM tree, here are the corresponding patchwork links: > > https://patchwork.kernel.org/patch/10747943/ > https://patchwork.kernel.org/patch/10747947/ > https://patchwork.kernel.org/patch/10747953/ > > I'll go and give my Acked-by on these patches if the latter is the > way you prefer. > > > Stephen, Mike, > > the same applies for clk patches. Stephen's acked all of them and I > think all of the series is good to go. How about if I pick up these > up in the Tegra tree and let this all cook in linux-next for a week > or so and then send you a pull request with these? Stephen already > picked up a couple of fixes for clk/tegra, but I don't think any of > those would conflict with this series. > > All of that said, Joseph confirmed that there are no dependencies > between these subsystem subseries, so if you'd prefer to pick up the > patches into your respective trees, I have no objections to that. > > Thierry > Hi Rafael, Stephen, Gental ping. Please let Thierry know if the cpufreq and DFLL clock related changes can go through Tegra tree. I know Rafael did say [1] it's okay to go through Tegra tree in earlier comment. Thanks, Joseph [1]: http://patchwork.ozlabs.org/patch/1015181/ _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel