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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=ham 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 C07D3C282DD for ; Thu, 23 May 2019 09:09:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8106420856 for ; Thu, 23 May 2019 09:09:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="kA31TSrg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730315AbfEWJJq (ORCPT ); Thu, 23 May 2019 05:09:46 -0400 Received: from mail-qt1-f196.google.com ([209.85.160.196]:33107 "EHLO mail-qt1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730237AbfEWJJp (ORCPT ); Thu, 23 May 2019 05:09:45 -0400 Received: by mail-qt1-f196.google.com with SMTP id m32so5866293qtf.0 for ; Thu, 23 May 2019 02:09:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=ZDRg3ieis6hoh/yJ9a80gOidWlG1G6Pw/YGxgRuSE94=; b=kA31TSrggwsJxxWDnJJPIOo3MgixNqwLlwlFlwOzYC28Qzv9rkp8BWwHIdODxR99Nt d7IFt6+f5xHBItXGp2Eu/3CYh18PpggLnYDWOPGEhC58NLAK8u/eOGkbZkra0hb+DjIW 5fb8+ypRJRIiFczeHfu1xVkpxzf1gcGRUnImDzPZUWqkbSgL6KAMHL9W7a8Fu8M5DujO 90V5srCCUOkBo351510PYMPxAxjqB4JtbYWAJ2PHaAarEBwCMnecaut6HWHq4qz/oqfM qo2HNtUzDfnS3OXjBi1JU+j+hPnA/OKdCeWoN/pvQm7TpUNlroxutZ/9RIUPko5fruIR BCcA== 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:content-transfer-encoding; bh=ZDRg3ieis6hoh/yJ9a80gOidWlG1G6Pw/YGxgRuSE94=; b=CiG07S2pSxSL1YJekuxx2s2zWJfVge3ud3R4exR1ImvrxrV9/V1aeKfEwt93vkvD7b v5MquIFu030Joy8NvtffDc1Ed13XAJDUnyfVsDVnuaQhfJd247dF7J1KkhHY42b/JFL+ RVHtUNiiLVB6Q/jkKZnrm9y9w914A30I2M1yf+GMeTyYPr0FSnRvL3dQh4dR12bqPwPR UC0bIRs+/fRw4v6rFurxL3SgVs6TdJtoUqW+HaBzHyeFHybTyl7MZh1APZPEeeebwIKB eGGhziP8tntcVyUG7aaKfc+bSFu1t3NOzKzbd9YDAwvMHnFY4y35fVvp0fmzsdsum5VP vFnQ== X-Gm-Message-State: APjAAAWjLvjJAnJ2hBilLbTtz3dJ83zLf+daW0W6pwM4nCcteuugeEiU Z1GXxmSdMw1YDZYWVSkr+E1uxMdgCc+LdxIoBWcZBg== X-Google-Smtp-Source: APXvYqzPHWai2cPVbmyi53PtZyW+rD0M2Kck+rs0vgo/buY2HBfBi20KQ1+3WaNRxJAeDdyBzyejy/NHzp/5Y2dGtco= X-Received: by 2002:ac8:352d:: with SMTP id y42mr78662075qtb.209.1558602584218; Thu, 23 May 2019 02:09:44 -0700 (PDT) MIME-Version: 1.0 References: <1555580267-29299-1-git-send-email-fabrice.gasnier@st.com> <45e934af-d677-d7d4-09ea-3ed01872dab6@st.com> In-Reply-To: <45e934af-d677-d7d4-09ea-3ed01872dab6@st.com> From: Benjamin Gaignard Date: Thu, 23 May 2019 11:09:33 +0200 Message-ID: Subject: Re: [RESEND PATCH v5 0/3] Add PM support to STM32 LP Timer drivers To: Fabrice Gasnier Cc: Thierry Reding , Mark Rutland , devicetree@vger.kernel.org, Alexandre Torgue , Loic PALLARDY , tduszyns@gmail.com, Mark Brown , Linux Kernel Mailing List , Linux PWM List , Rob Herring , Maxime Coquelin , u.kleine-koenig@pengutronix.de, linux-stm32@st-md-mailman.stormreply.com, Linux ARM Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Le ven. 10 mai 2019 =C3=A0 09:51, Fabrice Gasnier = a =C3=A9crit : > > On 4/18/19 11:37 AM, Fabrice Gasnier wrote: > > This patch series adds power management support for STM32 LP Timer: > > - PWM driver > > - Document the pinctrl states for sleep mode > > > > It also adds device link between the PWM consumer and the PWM provider. > > This allows proper sequencing for suspend/resume (e.g. user will likely > > do a pwm_disable() before the PWM provider suspend executes), see [1]. > > > > [1] https://lkml.org/lkml/2019/2/5/770 > > > > Hi Thierry, > > Please let me know if you have some more comments on this series. It's > been under review since quite some time now. > Hi Thierry, Does something is blocking on this series ? How can we progress on it ? Regards, Benjamin > Thanks in advance, > Best Regards, > Fabrice > > > --- > > resend v5: > > - update collected acks > > > > Changes in v5: > > - improve a warning message, fix a style issue. > > > > Changes in v4: > > - improve error handling when adding the PWM consumer device link. > > > > Changes in v3: > > - Move the device_link_add() call to of_pwm_get() as discussed with Uwe= . > > > > Changes in v2: > > - Don't disable PWM channel in PWM provider: rather refuse to suspend > > and report an error as suggested by Uwe and Thierry. > > - Add patch 3/3 to propose device link addition. > > - No updates for STM32 LP Timer IIO driver. Patches can be send separat= ely. > > > > Fabrice Gasnier (3): > > dt-bindings: pwm-stm32-lp: document pinctrl sleep state > > pwm: stm32-lp: Add power management support > > pwm: core: add consumer device link > > > > .../devicetree/bindings/pwm/pwm-stm32-lp.txt | 9 ++-- > > drivers/pwm/core.c | 50 ++++++++++++++= ++++++-- > > drivers/pwm/pwm-stm32-lp.c | 25 +++++++++++ > > include/linux/pwm.h | 6 ++- > > 4 files changed, 82 insertions(+), 8 deletions(-) > > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel