From patchwork Wed Jan 29 19:29:50 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Nelson X-Patchwork-Id: 3554151 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 47E929F2E9 for ; Wed, 29 Jan 2014 19:30:22 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 75DCF2017E for ; Wed, 29 Jan 2014 19:30:21 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 80D1A2017D for ; Wed, 29 Jan 2014 19:30:20 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1W8aq0-000238-Qv; Wed, 29 Jan 2014 19:30:16 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1W8apy-00079M-C7; Wed, 29 Jan 2014 19:30:14 +0000 Received: from mail-ig0-x22a.google.com ([2607:f8b0:4001:c05::22a]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1W8apv-00077o-Ax for linux-arm-kernel@lists.infradead.org; Wed, 29 Jan 2014 19:30:12 +0000 Received: by mail-ig0-f170.google.com with SMTP id m12so18080072iga.1 for ; Wed, 29 Jan 2014 11:29:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=y5Q23LC2FwdVaTT/VhFpPbN0TgHOnWqLaDPLr63hhV0=; b=DfsdmnmWbXgXorJl2t4ktwMRsp9rsRdiWVQgk20w4MCODCMvzWPVKPjY2gfhXUr3WY JYyDh3HuPGEYnK3zfVRGZAdxubEPG4mnLltQETVYCXML6l/+QpOkoD/J2srY9vKElRF/ Zc7qIhoq3wRLlX8Mn1+E/VQosPgrR2d/iDUUU4ige1KhgCxoBHydNMzoMuBBfwUH1e9t HGtMITzx6JhUXcgrgxxO2rPfq2TH/Wngs72lRw3Qclxemmo2k4Dm7Nrn8X1GX1CqFSVy TSTy3GlR8R4KpcpRYvw4+cZejTZegDjItW95ekDNGLVuer8giJot4XLDcdsLFp1eGp1E PC3w== MIME-Version: 1.0 X-Received: by 10.43.60.139 with SMTP id ws11mr7692781icb.12.1391023790396; Wed, 29 Jan 2014 11:29:50 -0800 (PST) Received: by 10.64.7.129 with HTTP; Wed, 29 Jan 2014 11:29:50 -0800 (PST) In-Reply-To: <1391019557-22313-3-git-send-email-nm@ti.com> References: <1391019557-22313-1-git-send-email-nm@ti.com> <1391019557-22313-3-git-send-email-nm@ti.com> Date: Wed, 29 Jan 2014 13:29:50 -0600 Message-ID: Subject: Re: [PATCH 2/2] ARM: dts: OMAP3+: add clock nodes for CPU From: Robert Nelson To: Nishanth Menon X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140129_143011_414894_753698EC X-CRM114-Status: GOOD ( 12.54 ) X-Spam-Score: -2.0 (--) Cc: devicetree@vger.kernel.org, Mike Turquette , Tony Lindgren , linux kernel , Tero Kristo , =?ISO-8859-1?Q?Beno=EEt_Cousson?= , "linux-omap@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.6 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP On Wed, Jan 29, 2014 at 12:19 PM, Nishanth Menon wrote: > OMAP34xx, AM3517 and OMAP36xx platforms use dpll1 clock. > > OMAP443x, OMAP446x, OMAP447x, OMAP5, DRA7, AM43xx platforms use > dpll_mpu clock. > > Latency used is the generic latency defined in omap-cpufreq > driver. > > Signed-off-by: Nishanth Menon Hi Nishanth, After this patch, do you see any limitation to finally enabling 1Ghz operation on the beagle-xm by default? Or are we still missing a dependicy somewhere? cpufreq stats: 300 MHz:98.64%, 600 MHz:0.04%, 800 MHz:0.09%, 1000 MHz:1.23% (11) full cpufreq output: http://paste.debian.net/79073/ + memory { device_type = "memory"; reg = <0x80000000 0x20000000>; /* 512 MB */ diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts index bb5dad0..b0e5863 100644 --- a/arch/arm/boot/dts/omap3-beagle-xm.dts +++ b/arch/arm/boot/dts/omap3-beagle-xm.dts @@ -16,9 +16,36 @@ cpus { cpu@0 { cpu0-supply = <&vcc>; + operating-points = < + /* kHz uV */ + 300000 1012500 + 600000 1200000 + 800000 1325000 + 1000000 1380000 + >; }; }; + abb: regulator-abb { + compatible = "ti,abb-v1"; + regulator-name = "abb"; + #address-cell = <0>; + #size-cells = <0>; + reg = <0x483072f0 0x8>, <0x48306818 0x4>; + reg-names = "base-address", "int-address"; + ti,tranxdone-status-mask = <0x4000000>; + clocks = <&dpll1_ck>; + ti,settling-time = <30>; + ti,clock-cycles = <8>; + ti,abb_info = < + /* uV ABB efuse rbb_m fbb_m vset_m */ + 1012500 0 0 0 0 0 /* Bypass */ + 1200000 3 0 0 0 0 /* RBB mandatory */ + 1320000 1 0 0 0 0 /* FBB mandatory */ + 1380000 1 0 0 0 0 + >; + };