From patchwork Mon Oct 9 08:48:35 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 9992323 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 6371160223 for ; Mon, 9 Oct 2017 08:49:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5449222064 for ; Mon, 9 Oct 2017 08:49:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 47B4326BE9; Mon, 9 Oct 2017 08:49:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CB4AE22064 for ; Mon, 9 Oct 2017 08:49:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751647AbdJIItJ (ORCPT ); Mon, 9 Oct 2017 04:49:09 -0400 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:43102 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751715AbdJIItI (ORCPT ); Mon, 9 Oct 2017 04:49:08 -0400 X-Originating-IP: 31.159.10.75 Received: from w540.lan (unknown [31.159.10.75]) (Authenticated sender: jacopo@jmondi.org) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id C5B841720C5; Mon, 9 Oct 2017 10:49:03 +0200 (CEST) From: Jacopo Mondi To: horms@verge.net.au, geert@linux-m68k.org, magnus.damm@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com, linux@armlinux.org.uk Cc: Jacopo Mondi , Chris.Brandt@renesas.com, andrew@lunn.ch, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] ARM: dts: gr-peach: Enable ostm0 and ostm1 timers Date: Mon, 9 Oct 2017 10:48:35 +0200 Message-Id: <1507538915-16566-3-git-send-email-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1507538915-16566-1-git-send-email-jacopo+renesas@jmondi.org> References: <1507538915-16566-1-git-send-email-jacopo+renesas@jmondi.org> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Enable ostm0 and ostm1 timers to be used as clock source and clockevent source. The timers provides greater accuracy than the already enabled mtu2 one. With these enabled: clocksource: ostm: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 57352151442 ns sched_clock: 32 bits at 33MHz, resolution 30ns, wraps every 64440619504ns ostm: used for clocksource ostm: used for clock events Signed-off-by: Jacopo Mondi Suggested-by: Chris Brandt Reviewed-by: Geert Uytterhoeven --- arch/arm/boot/dts/r7s72100-gr-peach.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/r7s72100-gr-peach.dts b/arch/arm/boot/dts/r7s72100-gr-peach.dts index 990435c..9e9e890 100644 --- a/arch/arm/boot/dts/r7s72100-gr-peach.dts +++ b/arch/arm/boot/dts/r7s72100-gr-peach.dts @@ -104,6 +104,14 @@ status = "okay"; }; +&ostm0 { + status = "okay"; +}; + +&ostm1 { + status = "okay"; +}; + &scif2 { pinctrl-names = "default"; pinctrl-0 = <&scif2_pins>;