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=-6.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 B66C7C43613 for ; Mon, 24 Jun 2019 12:09:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 84D1A204FD for ; Mon, 24 Jun 2019 12:09:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="Igfgu8I/"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="jaTBNKso" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727270AbfFXMJZ (ORCPT ); Mon, 24 Jun 2019 08:09:25 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:35394 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726351AbfFXMJZ (ORCPT ); Mon, 24 Jun 2019 08:09:25 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 3907260208; Mon, 24 Jun 2019 12:09:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1561378164; bh=MaCUZPA0WBpmhDgF7ZSaI/y5z015e/m1fjbhKVg781k=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=Igfgu8I/NBL1TodYVMJ+5GKVpkfLUOK5LqJ+IU/yIwencYtSNQ528U/fa1sFDNXqd 6C3OGjO1vM7SsVPRR+oKnZnpCiD9V3FzwQcfEIE6pxwJLGHJVRXKjeKzDLqjWCx0nw bPbywCrvkXL16S8R0jFYUbdCmGMtRJHYxg+wLzgI= Received: from [10.201.2.161] (blr-c-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: sricharan@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 9793E60208; Mon, 24 Jun 2019 12:09:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1561378163; bh=MaCUZPA0WBpmhDgF7ZSaI/y5z015e/m1fjbhKVg781k=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=jaTBNKsoLpo9W8/Iaz5NJX3j6OfmtkG4fwro1mR5vQgNwa5IOrKXq8pLP0rU/ZaZx 3zVNqYdpLJfLDrdyBI7KgStORi5E4rI09SzFq3UX+xxC8MlbdD7Vo49O9u7Ltk2edI PzZXkwU6B42ctDicOyFCBRgR5h3V5nmMPo6nwSFc= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 9793E60208 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=sricharan@codeaurora.org Subject: Re: [PATCH v3] ARM: dts: qcom: ipq4019: fix high resolution timer To: Christian Lamparter , linux-arm-msm@vger.kernel.org Cc: David Brown , Andy Gross , Marc Gonzalez , Bjorn Andersson , Pavel Kubelun References: <20190620161308.15936-1-chunkeey@gmail.com> From: Sricharan R Message-ID: Date: Mon, 24 Jun 2019 17:39:19 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <20190620161308.15936-1-chunkeey@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Hi Christian, On 6/20/2019 9:43 PM, Christian Lamparter wrote: > From: Abhishek Sahu > > The kernel is not switching the timer to the high resolution > mode and clock source keeps operating in with a just a lousy > 10ms resolution. > > The always-on property needs to be given for xo clock source > (which is the sole external oscillator) in the device tree > node to get to the 1ns high resolution mode. > > Signed-off-by: Abhishek Sahu > Signed-off-by: Pavel Kubelun > Signed-off-by: Christian Lamparter > --- > > v3: fixed empty line, removed changeid reference and fluff, > reworded message. > > v2: fixed subject [Abhishek Sahu is bouncing] > --- > arch/arm/boot/dts/qcom-ipq4019.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/qcom-ipq4019.dtsi b/arch/arm/boot/dts/qcom-ipq4019.dtsi > index bbcb7db810f7..0e3e79442c50 100644 > --- a/arch/arm/boot/dts/qcom-ipq4019.dtsi > +++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi > @@ -169,6 +169,7 @@ > <1 4 0xf08>, > <1 1 0xf08>; > clock-frequency = <48000000>; > + always-on; Acked-by: Sricharan R Regards, Sricharan -- "QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation