From patchwork Tue Feb 5 12:40:26 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrice Gasnier X-Patchwork-Id: 10797433 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E03421669 for ; Tue, 5 Feb 2019 12:41:25 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D0C982AEC4 for ; Tue, 5 Feb 2019 12:41:25 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C11132B318; Tue, 5 Feb 2019 12:41:25 +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=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 47CBF2B318 for ; Tue, 5 Feb 2019 12:41:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726742AbfBEMk4 (ORCPT ); Tue, 5 Feb 2019 07:40:56 -0500 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:50378 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726065AbfBEMkz (ORCPT ); Tue, 5 Feb 2019 07:40:55 -0500 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x15CZoAg027449; Tue, 5 Feb 2019 13:40:42 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2qdjdnkkn3-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Tue, 05 Feb 2019 13:40:42 +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 6D25434; Tue, 5 Feb 2019 12:40:41 +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 420D729AC; Tue, 5 Feb 2019 12:40:41 +0000 (GMT) Received: from localhost (10.75.127.47) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Tue, 5 Feb 2019 13:40:40 +0100 From: Fabrice Gasnier To: , , CC: , , , , , , , , , , Subject: [PATCH 1/4] dt-bindings: pwm-stm32-lp: document pinctrl sleep state Date: Tue, 5 Feb 2019 13:40:26 +0100 Message-ID: <1549370429-19116-2-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1549370429-19116-1-git-send-email-fabrice.gasnier@st.com> References: <1549370429-19116-1-git-send-email-fabrice.gasnier@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG3NODE3.st.com (10.75.127.9) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-02-05_05:,, signatures=0 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add documentation for pinctrl sleep state on STM32 LPTimer PWM. Signed-off-by: Fabrice Gasnier --- Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt b/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt index bd23302..6521bc4 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt @@ -11,8 +11,10 @@ Required parameters: bindings defined in pwm.txt. Optional properties: -- pinctrl-names: Set to "default". -- pinctrl-0: Phandle pointing to pin configuration node for PWM. +- pinctrl-names: Set to "default". An additional "sleep" state can be + defined to set pins in sleep state when in low power. +- pinctrl-n: Phandle(s) pointing to pin configuration node for PWM, + respectively for "default" and "sleep" states. Example: timer@40002400 { @@ -21,7 +23,8 @@ Example: pwm { compatible = "st,stm32-pwm-lp"; #pwm-cells = <3>; - pinctrl-names = "default"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&lppwm1_pins>; + pinctrl-1 = <&lppwm1_sleep_pins>; }; };