From patchwork Wed Feb 13 10:50:10 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrice Gasnier X-Patchwork-Id: 1041159 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=st.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 43zxCv164Nz9sDr for ; Wed, 13 Feb 2019 21:51:39 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391552AbfBMKuv (ORCPT ); Wed, 13 Feb 2019 05:50:51 -0500 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:47899 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2391545AbfBMKuv (ORCPT ); Wed, 13 Feb 2019 05:50:51 -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 x1DAkvNf020737; Wed, 13 Feb 2019 11:50:39 +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 2qjfy6akcj-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 13 Feb 2019 11:50:39 +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 71B6A38; Wed, 13 Feb 2019 10:50:37 +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 E8E9F4EE5; Wed, 13 Feb 2019 10:50:36 +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; Wed, 13 Feb 2019 11:50:36 +0100 From: Fabrice Gasnier To: , CC: , , , , , , , , , , Subject: [PATCH v3 1/3] dt-bindings: pwm-stm32-lp: document pinctrl sleep state Date: Wed, 13 Feb 2019 11:50:10 +0100 Message-ID: <1550055012-23348-2-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1550055012-23348-1-git-send-email-fabrice.gasnier@st.com> References: <1550055012-23348-1-git-send-email-fabrice.gasnier@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.51] X-ClientProxiedBy: SFHDAG5NODE2.st.com (10.75.127.14) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-02-13_07:, , signatures=0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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>; }; };