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: 10161039 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 17B05605BD for ; Fri, 12 Jan 2018 14:24:11 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 05A4228991 for ; Fri, 12 Jan 2018 14:24:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EE88C28994; Fri, 12 Jan 2018 14:24:10 +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 783D328992 for ; Fri, 12 Jan 2018 14:24:10 +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=SzEuA8dG2vVtKfa6qudL5PBLLRDDmpZHyfku+NCadn0=; b=CxCK+qT2wZfUIE FOcErfm13Vn9ZBuIa9qmSxpjsv1ZTFAkZoIWVTXA9VGi+H843AxDa/p1pcN/h0ivUJdMbJEtXTfCk rwUU5Q98QdkvC8ACuPOPpht535YM9DyKRN5tCh4szMQMTBoBo713Q2ajv4OBa8BQs4+uCbRNAjIUh 392H3iUumwY1etGNGl/u9QkaNXutUYXbZWzxo/j9EfDiMGf4jK1MMtwWtrUJZplpa2vt/6hFqfs+U aIO8phwOBF+tmxmWTvcQKd2a2P/vksVUvaxXNpOOwnZ/Gb7nEPbnfSHxAvLzAfMpU5+Un85coEpc1 TGSh85tqU0KZVd9vBQzA==; 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 1ea0Fc-0007s5-2l; Fri, 12 Jan 2018 14:24:08 +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-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: 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-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=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>; ... }