From mboxrd@z Thu Jan 1 00:00:00 1970 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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 8989AC432C3 for ; Thu, 21 Nov 2019 07:28:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6894920872 for ; Thu, 21 Nov 2019 07:28:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727230AbfKUH2h (ORCPT ); Thu, 21 Nov 2019 02:28:37 -0500 Received: from metis.ext.pengutronix.de ([85.220.165.71]:58635 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726293AbfKUH2h (ORCPT ); Thu, 21 Nov 2019 02:28:37 -0500 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iXgtC-0007ve-4V; Thu, 21 Nov 2019 08:28:30 +0100 Received: from ukl by ptx.hi.pengutronix.de with local (Exim 4.89) (envelope-from ) id 1iXgtB-000224-Md; Thu, 21 Nov 2019 08:28:29 +0100 Date: Thu, 21 Nov 2019 08:28:29 +0100 From: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= To: =?iso-8859-1?Q?Cl=E9ment_P=E9ron?= Cc: Thierry Reding , Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai , Philipp Zabel , linux-pwm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Jernej Skrabec Subject: Re: [PATCH v7 4/8] pwm: sun4i: Add an optional probe for bus clock Message-ID: <20191121072829.vitly7altcvlt4sj@pengutronix.de> References: <20191119175319.16561-1-peron.clem@gmail.com> <20191119175319.16561-5-peron.clem@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20191119175319.16561-5-peron.clem@gmail.com> User-Agent: NeoMutt/20170113 (1.7.2) X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c0 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello Clément, On Tue, Nov 19, 2019 at 06:53:15PM +0100, Clément Péron wrote: > + /* > + * We're keeping the bus clock on for the sake of simplicity. > + * Actually it only needs to be on for hardware register accesses. > + */ > + ret = clk_prepare_enable(pwm->bus_clk); > + if (ret) { > + dev_err(&pdev->dev, "Cannot prepare and enable bus_clk\n"); Maybe add the error code to the message? Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | https://www.pengutronix.de/ |