From patchwork Thu Apr 18 09:37:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrice Gasnier X-Patchwork-Id: 1087476 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@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=linux-pwm-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=st.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=st.com header.i=@st.com header.b="jdxTh2zw"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44lDZ33TDzz9sBp for ; Thu, 18 Apr 2019 19:38:35 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388304AbfDRJie (ORCPT ); Thu, 18 Apr 2019 05:38:34 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:41760 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1733049AbfDRJiP (ORCPT ); Thu, 18 Apr 2019 05:38:15 -0400 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 x3I9bP6r020923; Thu, 18 Apr 2019 11:37:58 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=STMicroelectronics; bh=S+jXHzqJzO8dYDC4B9p830YLJ4bHofW7wA0ryRXwhPw=; b=jdxTh2zw8M/uLYuzj2aKQKAW8obz6lzepVb1JE6L6i5DqbladiABTfoFwPIHU1TkrUGk 12UjiEc/rVDqmpIkifpMW5Of9s3u0o2hBoJ0PdAYueQZBV+RY6hb8pCbPGJcx1Yu19w8 7ctoZ2FvVAF2ZGihkkOql89daSyC0JnktarAS2mgD81/dJ+lKMUPLbH5qTKa8tXld/vy Pf1rFypLehpWkfhNPOy6vonjhSUy+l7M7KBhJjrAKY53c689ybPUwHSS47c2fylHvaul X8GS0MdFLtwvwH0JlXI6F+/8n0cskzuilRppTsAA5MoOdmONll+9z+wtBVyhkQdCVuLS Pw== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2ru6nh4yck-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Thu, 18 Apr 2019 11:37:58 +0200 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 DA29331; Thu, 18 Apr 2019 09:37:57 +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 A9669159F; Thu, 18 Apr 2019 09:37:57 +0000 (GMT) Received: from localhost (10.75.127.45) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Thu, 18 Apr 2019 11:37:57 +0200 From: Fabrice Gasnier To: CC: , , , , , , , , , , , Subject: [RESEND PATCH v5 1/3] dt-bindings: pwm-stm32-lp: document pinctrl sleep state Date: Thu, 18 Apr 2019 11:37:45 +0200 Message-ID: <1555580267-29299-2-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1555580267-29299-1-git-send-email-fabrice.gasnier@st.com> References: <1555580267-29299-1-git-send-email-fabrice.gasnier@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG1NODE3.st.com (10.75.127.3) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-04-18_05:, , signatures=0 Sender: linux-pwm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pwm@vger.kernel.org Add documentation for pinctrl sleep state on STM32 LPTimer PWM. Reviewed-by: Rob Herring 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>; }; };