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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 757E5C2BA2B for ; Thu, 9 Apr 2020 11:42:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42EC320A8B for ; Thu, 9 Apr 2020 11:42:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="TQKvrRs7" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726641AbgDILmR (ORCPT ); Thu, 9 Apr 2020 07:42:17 -0400 Received: from mail-ot1-f67.google.com ([209.85.210.67]:46218 "EHLO mail-ot1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725971AbgDILmR (ORCPT ); Thu, 9 Apr 2020 07:42:17 -0400 Received: by mail-ot1-f67.google.com with SMTP id 88so907470otx.13; Thu, 09 Apr 2020 04:42:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=QSdmLn/47rBWdzKSuy9mWSxAVccVvsu0MtzKNdTSVJs=; b=TQKvrRs72fLHco+11O8lbJRsVzpW+nmiLZg9JT2qYME6dfk909CrQi8VK4Znmzt9wF Jo0oPrDaNXJbB2lgXSml/x6zCoBvahhmyJgmWBPOLTfc5TgytB3ifSSNDmWzVpiaaV8W /ZmLmENX0mjBGyNA8/d20SWJhTeXI3G4KrPwHO50GQX/5+1Neoz466ZOLYwymWYQzI62 5hvZdxzNjJrfkPIO3Rd2DaJ6BCAuSoCQ8kjtqPJMudpf9oEAW5vxAR0QhOIo8pQIJcQl axn3n1wlVHRLITZcIdyFPjJSd0Wam4tfOxVw2AcF2zF8UM1/JGIKHZn5gTQ5gWkQoBBW FszA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=QSdmLn/47rBWdzKSuy9mWSxAVccVvsu0MtzKNdTSVJs=; b=hkHa0LUtftxkjPdxUvt2LPhIrgF3MBs7XWA7e7kbnGrjzNS7kCiAi8ZCp3rkfPh3K4 R2Tx4ZuKbsD2i3LaEbxteBPEsh0ivt9ryBM2OJnp1324NysCeB3hD4LdETLAvZ6axGux SDZiXSpZ9z6l8C0gAtfbr29G9w4I5hROfDR6YJKVaRhcBq5v5JaPD7vCdBi3mcJpLgRp c4dk/lvjmGkYCG4bWYQNiJIt+M0Vn8R7KVoJfhv9MWVASrgdoY85MXcmnaUEZsYcuK8g IpXTnRrkhS1MA4JUVECU3f+a0IwneJ6Jr42HiopspmD8xI4cbVl8n0wndjgZjVKuVqm/ jU2w== X-Gm-Message-State: AGi0PuZnG30ekppm+HnYmh9S/3w2XMxp9BWKgBv7p815H3k+OxRCffvU Ubqpxv1rMCnsMREBuTUB56TJ5EZyyxSKLGMzL4s= X-Google-Smtp-Source: APiQypJMFPyFCIIC/zZqgeb5ciZU4mgfNDDmqfwmYgNfamEqORgmLs/i8FWeNYIkHVPlaejOKAMgEtoUWlUMpWOy4rs= X-Received: by 2002:a9d:19ca:: with SMTP id k68mr9439579otk.232.1586432536695; Thu, 09 Apr 2020 04:42:16 -0700 (PDT) MIME-Version: 1.0 References: <20200226135229.24929-1-matthias.schiffer@ew.tq-group.com> <20200226151034.7i3h5blmrwre2yzg@pengutronix.de> <32ec35c2b3da119dd2c7bc09742796a0d8a9607e.camel@ew.tq-group.com> <20200330151231.GA1650@workstation.tuxnet> <20200404173546.GA55833@workstation.tuxnet> <20200406095124.GA475759@ulmo> In-Reply-To: <20200406095124.GA475759@ulmo> From: Sven Van Asbroeck Date: Thu, 9 Apr 2020 07:42:05 -0400 Message-ID: Subject: Re: (EXT) Re: [PATCH 1/4] pwm: pca9685: remove unused duty_cycle struct element To: Thierry Reding Cc: Clemens Gruber , Matthias Schiffer , =?UTF-8?Q?Uwe_Kleine=2DK=C3=B6nig?= , linux-pwm@vger.kernel.org, Linux Kernel Mailing List , Andy Shevchenko Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 6, 2020 at 5:51 AM Thierry Reding wrote: > > There are other chips where a single period is shared across multiple > PWM channels. Typically what we do there is once a period is configured > for a given channel, all subsequent PWM channel configurations must use > the same period, or otherwise the driver will return an error code. Thank you for the clarification Thierry. Do you think this method would be appropriate for this chip?