From patchwork Fri Apr 27 00:17:42 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Lechner X-Patchwork-Id: 905444 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lechnology.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=lechnology.com header.i=@lechnology.com header.b="fXgPhbmc"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40XF1Y5tzsz9s02 for ; Fri, 27 Apr 2018 10:19:45 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757374AbeD0ATF (ORCPT ); Thu, 26 Apr 2018 20:19:05 -0400 Received: from vern.gendns.com ([206.190.152.46]:46426 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757357AbeD0ATA (ORCPT ); Thu, 26 Apr 2018 20:19:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lechnology.com; s=default; h=References:In-Reply-To:Message-Id:Date:Subject :Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=HxtiJ7+VS0O0HrmwKwg4pSAtm/xilAwKwsBNJDLZqV4=; b=fXgPhbmcxH5O5kwUSkXaAnepA +NIfYApnP7m+XzVok5TbNN3qKyMisLHttREq1RZSR8E9lHSn+0VqRrzy+5fIOc07IsTzZAEU8qFHk gbEwofm+BK4pYBrI+luKRxMSkvGZb5fLW7t18WUjzLbRQkEAaV8LMeMzESgVRDTvLJJFy1nCqfVZV aQBPmZlMtMYHMvI8UoFTijjkOR1ohKcZ+1i+s/KGqt1vET99hjDuqzyLiScU/h23TEcvuYl5m5cWu oZoYN1py7xfqxXKg2huDL+kGmuZxOD+VSwoyfLs6t2HGPK0D3SBhG9U26owqfFlSVfM886yUtLajH H6z9JUMQA==; Received: from 108-198-5-147.lightspeed.okcbok.sbcglobal.net ([108.198.5.147]:39016 helo=freyr.lechnology.com) by vern.gendns.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (Exim 4.89_1) (envelope-from ) id 1fBr6I-000iph-6v; Thu, 26 Apr 2018 20:18:58 -0400 From: David Lechner To: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Michael Turquette , Stephen Boyd , Rob Herring , Mark Rutland , Sekhar Nori , Kevin Hilman , Bartosz Golaszewski , Adam Ford , linux-kernel@vger.kernel.org, David Lechner Subject: [PATCH v9 24/27] dt-bindings: timer: new bindings for TI DaVinci timer Date: Thu, 26 Apr 2018 19:17:42 -0500 Message-Id: <20180427001745.4116-25-david@lechnology.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180427001745.4116-1-david@lechnology.com> References: <20180427001745.4116-1-david@lechnology.com> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This adds new device tree bindings for the timer IP block of TI DaVinci-like SoCs. Signed-off-by: David Lechner --- v9 changes: - new patch in v9 .../bindings/timer/ti,davinci-timer.txt | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/ti,davinci-timer.txt diff --git a/Documentation/devicetree/bindings/timer/ti,davinci-timer.txt b/Documentation/devicetree/bindings/timer/ti,davinci-timer.txt new file mode 100644 index 000000000000..2091eca46981 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ti,davinci-timer.txt @@ -0,0 +1,24 @@ +* Device tree bindings for Texas Instruments DaVinci timer + +This document provides bindings for the 64-bit timer in the DaVinci +architecture devices. The timer can be configured as a general-purpose 64-bit +timer, dual general-purpose 32-bit timers. When configured as dual 32-bit +timers, each half can operate in conjunction (chain mode) or independently +(unchained mode) of each other. + +It is global timer is a free running up-counter and can generate interrupt +when the counter reaches preset counter values. + +Required properties: + +- compatible : should be "ti,davinci-timer". +- reg : specifies base physical address and count of the registers. +- clocks : the clock feeding the timer clock. + +Example: + + clocksource: timer@20000 { + compatible = "ti,davinci-timer"; + reg = <0x20000 0x1000>; + clocks = <&pll0_auxclk>; + };