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=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 B8FFEC169C4 for ; Mon, 11 Feb 2019 16:12:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 931B521B18 for ; Mon, 11 Feb 2019 16:12:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730051AbfBKQM4 (ORCPT ); Mon, 11 Feb 2019 11:12:56 -0500 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:47798 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727499AbfBKQMz (ORCPT ); Mon, 11 Feb 2019 11:12:55 -0500 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx08-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x1BG6c2M032117; Mon, 11 Feb 2019 17:12:41 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2qjfy5ybqh-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 11 Feb 2019 17:12:41 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 0141E31; Mon, 11 Feb 2019 16:12:40 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag5node3.st.com [10.75.127.15]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C194751BF; Mon, 11 Feb 2019 16:12:40 +0000 (GMT) Received: from localhost (10.75.127.51) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 11 Feb 2019 17:12:40 +0100 From: Fabrice Gasnier To: , CC: , , , , , , , , , , Subject: [PATCH v2 0/3] Add PM support to STM32 LP Timer drivers Date: Mon, 11 Feb 2019 17:11:59 +0100 Message-ID: <1549901522-15071-1-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.51] X-ClientProxiedBy: SFHDAG4NODE3.st.com (10.75.127.12) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-02-11_10:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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 separately. 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 | 13 +++++++++-- drivers/pwm/pwm-stm32-lp.c | 25 ++++++++++++++++++++++ 3 files changed, 42 insertions(+), 5 deletions(-) -- 1.9.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fabrice Gasnier Subject: [PATCH v2 0/3] Add PM support to STM32 LP Timer drivers Date: Mon, 11 Feb 2019 17:11:59 +0100 Message-ID: <1549901522-15071-1-git-send-email-fabrice.gasnier@st.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: thierry.reding@gmail.com, robh+dt@kernel.org Cc: u.kleine-koenig@pengutronix.de, tduszyns@gmail.com, mark.rutland@arm.com, alexandre.torgue@st.com, mcoquelin.stm32@gmail.com, fabrice.gasnier@st.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com List-Id: devicetree@vger.kernel.org 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 --- 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 separately. 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 | 13 +++++++++-- drivers/pwm/pwm-stm32-lp.c | 25 ++++++++++++++++++++++ 3 files changed, 42 insertions(+), 5 deletions(-) -- 1.9.1 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=-3.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 D0AABC169C4 for ; Mon, 11 Feb 2019 16:12:55 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9B37F20700 for ; 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Mon, 11 Feb 2019 16:12:40 +0000 (GMT) Received: from localhost (10.75.127.51) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 11 Feb 2019 17:12:40 +0100 From: Fabrice Gasnier To: , Subject: [PATCH v2 0/3] Add PM support to STM32 LP Timer drivers Date: Mon, 11 Feb 2019 17:11:59 +0100 Message-ID: <1549901522-15071-1-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 X-Originating-IP: [10.75.127.51] X-ClientProxiedBy: SFHDAG4NODE3.st.com (10.75.127.12) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-02-11_10:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190211_081248_753995_2AA9B2D0 X-CRM114-Status: GOOD ( 10.60 ) 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: mark.rutland@arm.com, devicetree@vger.kernel.org, alexandre.torgue@st.com, tduszyns@gmail.com, linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org, mcoquelin.stm32@gmail.com, u.kleine-koenig@pengutronix.de, fabrice.gasnier@st.com, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- 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 separately. 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 | 13 +++++++++-- drivers/pwm/pwm-stm32-lp.c | 25 ++++++++++++++++++++++ 3 files changed, 42 insertions(+), 5 deletions(-) -- 1.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel