From patchwork Fri Feb 21 07:40:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 230884 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 29FDBC35640 for ; Fri, 21 Feb 2020 08:20:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EF53B24699 for ; Fri, 21 Feb 2020 08:20:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582273213; bh=6HKEoRuBusvKcuT8Fuw5jbBQs7MAmC6gXzaQukErTvA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=PV9a5rlEfg/MMFjvgkq2+CV4Oj5/W1lSwvtfrX1GXr0lA98viM0vMFWxPBWwvA6ML Up4NDfUIUnZnboA/FScZW5g2Vgpg+FDQgnkXmjz4XtuoOhE4oGlAbO2JpHvHfO9up/ lzIPv7uwJrVxwCAYJcpdGu2wmwWl/PaBnx+/uYQk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388131AbgBUIUL (ORCPT ); Fri, 21 Feb 2020 03:20:11 -0500 Received: from mail.kernel.org ([198.145.29.99]:59150 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387693AbgBUIUK (ORCPT ); Fri, 21 Feb 2020 03:20:10 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0316424691; Fri, 21 Feb 2020 08:20:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582273210; bh=6HKEoRuBusvKcuT8Fuw5jbBQs7MAmC6gXzaQukErTvA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rKL0PryQ8eNwxkEn07Q8/fZYiloFuo3jeLZ6RTvWvzUocqljfVcGrfgRYGQz287XJ WJP5kVM3r8vYUPtUBzxTp7LTv8vbOHlMr5QVaxU6ttAMh6mE9sO2tyQ4cnyJGcK8xP XKe3dYly8zBthN8ZC3lFP+SDfljkyyJ76dBGlVvk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Geert Uytterhoeven , Sasha Levin Subject: [PATCH 4.19 084/191] ARM: dts: r8a7779: Add device node for ARM global timer Date: Fri, 21 Feb 2020 08:40:57 +0100 Message-Id: <20200221072301.311962195@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200221072250.732482588@linuxfoundation.org> References: <20200221072250.732482588@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Geert Uytterhoeven [ Upstream commit 8443ffd1bbd5be74e9b12db234746d12e8ea93e2 ] Add a device node for the global timer, which is part of the Cortex-A9 MPCore. The global timer can serve as an accurate (4 ns) clock source for scheduling and delay loops. Signed-off-by: Geert Uytterhoeven Link: https://lore.kernel.org/r/20191211135222.26770-4-geert+renesas@glider.be Signed-off-by: Sasha Levin --- arch/arm/boot/dts/r8a7779.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi index 03919714645ae..f1c9b2bc542c5 100644 --- a/arch/arm/boot/dts/r8a7779.dtsi +++ b/arch/arm/boot/dts/r8a7779.dtsi @@ -68,6 +68,14 @@ <0xf0000100 0x100>; }; + timer@f0000200 { + compatible = "arm,cortex-a9-global-timer"; + reg = <0xf0000200 0x100>; + interrupts = ; + clocks = <&cpg_clocks R8A7779_CLK_ZS>; + }; + timer@f0000600 { compatible = "arm,cortex-a9-twd-timer"; reg = <0xf0000600 0x20>;