From patchwork Fri Jan 12 14:22:49 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 10161049 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 54C56602D8 for ; Fri, 12 Jan 2018 14:24:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 41C4628991 for ; Fri, 12 Jan 2018 14:24:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 361AC28994; Fri, 12 Jan 2018 14:24:27 +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=-4.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B3BF128991 for ; Fri, 12 Jan 2018 14:24:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=FjjJVKn1JUCgNBT608+RTJfIS6etd1MYA9Sd0JDmF60=; b=HOoA/SDDn76ZnF 11Q6PaO6v7Oj8m/UUvhIg6RQjna6PcSCC0fVL9MeZnaUBwLeHNcxjGf+P4+Kox6wTWGOn/tE0NAHb 1fiXmSpOf5xqGz5ml3T09+nvkAhDJwgav5v88+0TXT++2A4uxTblibhyZBBlIrMDIKnWQZk9Sez93 LcUreCtWtAsGOAS0DpYp1OAxrYYtt8e0EvocFSvLDPNlMBD9HEyrEe6LoFRWd4IBm2A0uckJkNqUE vMEqBLKNwtk2MeX1uNcsyuLopHqMA9ZlJxDRQg4rQc6n5Qw+eUUc/LmLCUVaN43PUMHT7Q0+/oddP fx3KgmU6EtcyT4N3zZ/g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1ea0Fs-0008DS-Hy; Fri, 12 Jan 2018 14:24:24 +0000 Received: from esa2.microchip.iphmx.com ([68.232.149.84]) by bombadil.infradead.org with esmtps (Exim 4.89 #1 (Red Hat Linux)) id 1ea0F9-0007Cu-Hs; Fri, 12 Jan 2018 14:23:42 +0000 X-IronPort-AV: E=Sophos;i="5.46,349,1511852400"; d="scan'208";a="10394885" Received: from exsmtp03.microchip.com (HELO email.microchip.com) ([198.175.253.49]) by esa2.microchip.iphmx.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 12 Jan 2018 07:23:35 -0700 Received: from m18063-ThinkPad-T460p.microchip.com (10.10.76.4) by chn-sv-exch03.mchp-main.com (10.10.76.49) with Microsoft SMTP Server id 14.3.352.0; Fri, 12 Jan 2018 07:23:35 -0700 From: Claudiu Beznea To: , , , , , , , , , Subject: [PATCH v2 02/16] pwm: pxa: update documentation regarding pwm-cells Date: Fri, 12 Jan 2018 16:22:49 +0200 Message-ID: <1515766983-15151-3-git-send-email-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1515766983-15151-1-git-send-email-claudiu.beznea@microchip.com> References: <1515766983-15151-1-git-send-email-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180112_062339_638419_81E1BA84 X-CRM114-Status: UNSURE ( 6.43 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Mike Dunn , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-rpi-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, Claudiu Beznea , linux-arm-kernel@lists.infradead.org Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP pwm-cells should be at least 2 to provide channel number and period value. Cc: Mike Dunn Signed-off-by: Claudiu Beznea --- Documentation/devicetree/bindings/pwm/pxa-pwm.txt | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/pwm/pxa-pwm.txt b/Documentation/devicetree/bindings/pwm/pxa-pwm.txt index 5ae9f1e3c338..a0e20edeeebc 100644 --- a/Documentation/devicetree/bindings/pwm/pxa-pwm.txt +++ b/Documentation/devicetree/bindings/pwm/pxa-pwm.txt @@ -10,7 +10,7 @@ Required properties: Note that one device instance must be created for each PWM that is used, so the length covers only the register window for one PWM output, not that of the entire PWM controller. Currently length is 0x10 for all supported devices. -- #pwm-cells: Should be 1. This cell is used to specify the period in +- #pwm-cells: Should be 2. This cell is used to specify the period in nanoseconds. Example PWM device node: @@ -18,13 +18,13 @@ Example PWM device node: pwm0: pwm@40b00000 { compatible = "marvell,pxa250-pwm"; reg = <0x40b00000 0x10>; - #pwm-cells = <1>; + #pwm-cells = <2>; }; Example PWM client node: backlight { compatible = "pwm-backlight"; - pwms = <&pwm0 5000000>; + pwms = <&pwm0 0 5000000>; ... }