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[209.132.180.67]) by mx.google.com with ESMTP id h11si1412348pgn.439.2018.02.12.08.51.05; Mon, 12 Feb 2018 08:51:19 -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=pPEBhGWF; 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 S934708AbeBLMsq (ORCPT + 99 others); Mon, 12 Feb 2018 07:48:46 -0500 Received: from mail-oi0-f68.google.com ([209.85.218.68]:40880 "EHLO mail-oi0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750980AbeBLMso (ORCPT ); Mon, 12 Feb 2018 07:48:44 -0500 Received: by mail-oi0-f68.google.com with SMTP id 8so11048227oix.7 for ; Mon, 12 Feb 2018 04:48:44 -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; bh=if5s/aWCqfc4sHVT1R8/ya8yTSgqWXBS+36vjUgy7n8=; b=pPEBhGWFzbp/ZqVilgiWFjyoYntEOxKtL9cNlydJ5f3X7C6cPYO7u3HFvnLg/8e7IJ 7MJ4unkQCY4Thwq4o/ulA3BePwIkQV/HE+FBLbM93zyqNn2NNBqN/FAI/m6YIghzU+yh qQ98URAjKmydSNpQpH/sUT+i/QGxNJ34v2s7tCOyvDDZNSYCzZ2haHcmmFn0gVfSlHms dSTIlLxnUfVUgCMm+T/a51xAEN4aDnI1hEQPncuPRYX9a+yjybSxPBEvVwRhkNavJ/DD WQ8ym/IAkaK0BTlh9MiVGp7mv1tv4k774kzWi4aOB4keWtiPJodT9FZEnjx0p0sKyEfi 2Cmw== 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; bh=if5s/aWCqfc4sHVT1R8/ya8yTSgqWXBS+36vjUgy7n8=; b=pgO2TgqX65grm7kw1o/44WnZ/3gu6Esj5Jw05nBthyQfBdNRINClbr60Get0soZY2b Ft5gr/MxdQSohs17j3rmnlHwA7wULPVU7zh+nSgPbfvsJFSCbB4zkjek3h2J+xSZ6OP+ C8SE6dLEUHPLvkl7Q/KxXYy89m99fModMS7i5ffsEjsKrE+Fp2B9mtmg1zosP10fAtv0 DAYdMWg236TRVsJJ9MmSF0h9kMTalQILgTkEEPXVJdisg+dn6ceOwOsxlVUoMdNIqezY 6+pHdd9Pch+6S767sMHLH+0TyLyO4yNFYmwY5h4PIv85XyoFJ/MmBvjYX5uqG/E/czng rEYw== X-Gm-Message-State: APf1xPA46zvbV1iKyLNHM0pRy0hf36v3W5zN0mlgNalNYqDb7O5IHZUB 1EZOdK5xBmMgudmjoLz7/ic7TriYBiog5iMY0V8= X-Received: by 10.202.105.203 with SMTP id e194mr7725178oic.75.1518439724239; Mon, 12 Feb 2018 04:48:44 -0800 (PST) MIME-Version: 1.0 Received: by 10.157.5.137 with HTTP; Mon, 12 Feb 2018 04:48:43 -0800 (PST) In-Reply-To: <20180212123945.15732-2-sebastian.reichel@collabora.co.uk> References: <20180212123945.15732-1-sebastian.reichel@collabora.co.uk> <20180212123945.15732-2-sebastian.reichel@collabora.co.uk> From: Fabio Estevam Date: Mon, 12 Feb 2018 10:48:43 -0200 Message-ID: Subject: Re: [PATCHv4 1/2] ARM: imx53: add secure-reg-access support for PMU To: Sebastian Reichel Cc: Shawn Guo , Sascha Hauer , Fabio Estevam , Will Deacon , Mark Rutland , linux-kernel , Russell King , Ian Ray , Nandor Han , kernel@collabora.com, "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Feb 12, 2018 at 10:39 AM, Sebastian Reichel wrote: > On i.MX53 it is necessary to set the DBG_EN bit in the > platform GPC register to enable access to PMU counters > other than the cycle counter. > > Signed-off-by: Sebastian Reichel Reviewed-by: Fabio Estevam