From patchwork Mon Aug 28 10:04:08 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrice Gasnier X-Patchwork-Id: 806482 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=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3xgnWp58ZDz9s9Y for ; Mon, 28 Aug 2017 20:07:50 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751462AbdH1KHg (ORCPT ); Mon, 28 Aug 2017 06:07:36 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:22541 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751200AbdH1KFP (ORCPT ); Mon, 28 Aug 2017 06:05:15 -0400 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id v7SA4TLq028042; Mon, 28 Aug 2017 12:04:38 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-.pphosted.com with ESMTP id 2cjxrqscsr-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 28 Aug 2017 12:04:38 +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 B13443F; Mon, 28 Aug 2017 10:04:37 +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 931601FE8; Mon, 28 Aug 2017 10:04:37 +0000 (GMT) Received: from localhost (10.75.127.48) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1178.4; Mon, 28 Aug 2017 12:04:37 +0200 From: Fabrice Gasnier To: , , , , CC: , , , , , , , , , , Subject: [RESEND PATCH v3 3/9] dt-bindings: pwm: Add STM32 LPTimer PWM binding Date: Mon, 28 Aug 2017 12:04:08 +0200 Message-ID: <1503914654-19963-4-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1503914654-19963-1-git-send-email-fabrice.gasnier@st.com> References: <1503914654-19963-1-git-send-email-fabrice.gasnier@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.48] X-ClientProxiedBy: SFHDAG5NODE2.st.com (10.75.127.14) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-08-28_06:, , signatures=0 Sender: linux-pwm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pwm@vger.kernel.org Add documentation for STMicroelectronics STM32 Low-Power Timer PWM binding. Signed-off-by: Fabrice Gasnier Acked-by: Rob Herring --- Changes in v3: - Rob's comment on node name: timer@... Changes in v2: - s/Low Power/Low-Power/ - remove 0x in example (parent node) - improve properties description --- .../devicetree/bindings/pwm/pwm-stm32-lp.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt diff --git a/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt b/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt new file mode 100644 index 0000000..f8338d1 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt @@ -0,0 +1,24 @@ +STMicroelectronics STM32 Low-Power Timer PWM + +STM32 Low-Power Timer provides single channel PWM. + +Must be a sub-node of an STM32 Low-Power Timer device tree node. +See ../mfd/stm32-lptimer.txt for details about the parent node. + +Required parameters: +- compatible: Must be "st,stm32-pwm-lp". + +Optional properties: +- pinctrl-names: Set to "default". +- pinctrl-0: Phandle pointing to pin configuration node for PWM. + +Example: + timer@40002400 { + compatible = "st,stm32-lptimer"; + ... + pwm { + compatible = "st,stm32-pwm-lp"; + pinctrl-names = "default"; + pinctrl-0 = <&lppwm1_pins>; + }; + };