From patchwork Mon Mar 11 07:16:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 1054185 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=pass (p=none dis=none) header.from=nxp.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=nxp.com header.i=@nxp.com header.b="UW4+Y8Ez"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44HqDz2Zj8z9s47 for ; Mon, 11 Mar 2019 18:17:39 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726940AbfCKHRj (ORCPT ); Mon, 11 Mar 2019 03:17:39 -0400 Received: from mail-eopbgr60077.outbound.protection.outlook.com ([40.107.6.77]:18424 "EHLO EUR04-DB3-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726070AbfCKHRi (ORCPT ); Mon, 11 Mar 2019 03:17:38 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=nKNxi5w5h4s7w2RAQp+5OVKgLRqN32HvIfBiALanVN4=; b=UW4+Y8EzRivSvbes2JUFzJvRKN4LtpeAVv47HSXITl8wfEW5Jd/OGwRNc5VHaRsHquaEo30wGUOROW0TYscNNXk0DJL8fIf7wkc4xVYQT+q2GFYMpb/z/qZ1LS2yDNT0Q8ZQcb1xvxD2ceVwNWe9p+srcg3Ez/7yxH/w77J5YlI= Received: from DB3PR0402MB3916.eurprd04.prod.outlook.com (52.134.72.18) by DB3PR0402MB3897.eurprd04.prod.outlook.com (52.134.73.11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1686.19; Mon, 11 Mar 2019 07:16:09 +0000 Received: from DB3PR0402MB3916.eurprd04.prod.outlook.com ([fe80::1cb4:3e1c:fc85:7ed7]) by DB3PR0402MB3916.eurprd04.prod.outlook.com ([fe80::1cb4:3e1c:fc85:7ed7%2]) with mapi id 15.20.1686.021; Mon, 11 Mar 2019 07:16:09 +0000 From: Anson Huang To: "thierry.reding@gmail.com" , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , "linux@armlinux.org.uk" , "stefan@agner.ch" , "otavio@ossystems.com.br" , Leonard Crestez , "schnitzeltony@gmail.com" , "jan.tuerk@emtrion.com" , Robin Gong , "linux-pwm@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" CC: dl-linux-imx Subject: [PATCH 1/5] dt-bindings: pwm: Add i.MX TPM PWM binding Thread-Topic: [PATCH 1/5] dt-bindings: pwm: Add i.MX TPM PWM binding Thread-Index: AQHU19pNiXy2wqURpE+vQV+7IcWGgQ== Date: Mon, 11 Mar 2019 07:16:09 +0000 Message-ID: <1552288273-31028-2-git-send-email-Anson.Huang@nxp.com> References: <1552288273-31028-1-git-send-email-Anson.Huang@nxp.com> In-Reply-To: <1552288273-31028-1-git-send-email-Anson.Huang@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK0PR03CA0090.apcprd03.prod.outlook.com (2603:1096:203:72::30) To DB3PR0402MB3916.eurprd04.prod.outlook.com (2603:10a6:8:10::18) authentication-results: spf=none (sender IP is ) smtp.mailfrom=anson.huang@nxp.com; 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Signed-off-by: Anson Huang --- .../devicetree/bindings/pwm/imx-tpm-pwm.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/imx-tpm-pwm.txt diff --git a/Documentation/devicetree/bindings/pwm/imx-tpm-pwm.txt b/Documentation/devicetree/bindings/pwm/imx-tpm-pwm.txt new file mode 100644 index 0000000..ebec313 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/imx-tpm-pwm.txt @@ -0,0 +1,23 @@ +Freescale i.MX TPM PWM controller + +Required properties: +- compatible : Should be "fsl,imx-tpm-pwm". +- reg: Physical base address and length of the controller's registers. +- #pwm-cells: Should be 2. See pwm.txt in this directory for a description of the cells format. +- clocks : The clock provided by the SoC to drive the PWM. +- interrupts: The interrupt for the pwm controller. + +Optional properties: +- fsl,pwm-number : PWM channel number, if not defined, i.MX TPM PWM driver will use 2 by default. + +Example: + +pwm0: tpm@40250000 { + compatible = "fsl,imx-tpm-pwm"; + reg = <0x40250000 0x1000>; + fsl,pwm-number = <6>; + assigned-clocks = <&clks IMX7ULP_CLK_LPTPM4>; + assigned-clock-parents = <&clks IMX7ULP_CLK_SOSC_BUS_CLK>; + clocks = <&clks IMX7ULP_CLK_LPTPM4>; + #pwm-cells = <2>; +};