From patchwork Wed Dec 18 07:20:13 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joakim Zhang X-Patchwork-Id: 11299649 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9BE41921 for ; Wed, 18 Dec 2019 07:23:50 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7995F24650 for ; Wed, 18 Dec 2019 07:23:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="YetSDZvm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7995F24650 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=IG0ZQdcJ3fobL0H6UShPzo7mZ8wncDG4Z9cxaIBHnfo=; b=YetSDZvmUnsuTuPRYTSOgRi4Hs b0sW4Lr8d/14nkBdQXj+EVkZFp0e/ERuKrxAME0Tf/SzQu7cQbzgpD/RYm/B6KZ9gYS/j8ok3STLd uHBAZy0mTK9f9uqrgxqY7KVoUnS9fYluApgHxXNuBn3ydT/o0buKRbMk+Hau0AC+lwkFe5r804EPX JPm32GhRoJ7ccefn7NGhoEACgjrZlUuX/UIvrsdnIG4Vo+ozMwq5X6KTwxGx3rOSIyZUsZhaZqqjC Gq/6bpdao6l4wUnHLFAyHuJ+A12TtuIzWrMWei9ceNW3KUfr4X5JUPtvBZKjUGnS78YQV0jIjzDd/ onGvaf+Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ihTgT-0005lm-S0; Wed, 18 Dec 2019 07:23:49 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ihTg2-0005LI-Bl for linux-arm-kernel@lists.infradead.org; Wed, 18 Dec 2019 07:23:24 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 2FE53200A58; Wed, 18 Dec 2019 08:23:19 +0100 (CET) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id E9B22200184; Wed, 18 Dec 2019 08:23:11 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id E2018402F3; Wed, 18 Dec 2019 15:23:02 +0800 (SGT) From: Joakim Zhang To: tglx@linutronix.de, jason@lakedaemon.net, maz@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, shengjiu.wang@nxp.com Subject: [PATCH 1/3] dt-bindings/irq: add binding for NXP INTMUX interrupt multiplexer Date: Wed, 18 Dec 2019 15:20:13 +0800 Message-Id: <1576653615-27954-2-git-send-email-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1576653615-27954-1-git-send-email-qiangqing.zhang@nxp.com> References: <1576653615-27954-1-git-send-email-qiangqing.zhang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191217_232322_541383_2C65D2CF X-CRM114-Status: UNSURE ( 8.75 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [92.121.34.21 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: aisheng.dong@nxp.com, devicetree@vger.kernel.org, fugang.duan@nxp.com, linux-kernel@vger.kernel.org, Joakim Zhang , linux-imx@nxp.com, kernel@pengutronix.de, festevam@gmail.com, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org This patch adds the DT bindings for the NXP INTMUX interrupt multiplexer found in the i.MX8 family SoCs. Signed-off-by: Joakim Zhang --- .../interrupt-controller/fsl,intmux.txt | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt diff --git a/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt new file mode 100644 index 000000000000..be3c6848f36c --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt @@ -0,0 +1,34 @@ +Freescale INTMUX interrupt multiplexer + +Required properties: + +- compatible: Should be: + - "fsl,imx-intmux" +- reg: Physical base address and size of registers. +- interrupts: Should contain the parent interrupt lines (up to 8) used to + multiplex the input interrupts. +- clocks: Should contain one clock for entry in clock-names. +- clock-names: + - "ipg": main logic clock +- interrupt-controller: Identifies the node as an interrupt controller. +- #interrupt-cells: Specifies the number of cells needed to encode an + interrupt source. The value must be 1. + +Optional properties: + +- fsl,intmux_chans: The number of channels used for interrupt source. The + Maximum value is 8. + +Example: + + intmux@37400000 { + compatible = "fsl,imx-intmux"; + reg = <0x37400000 0x1000>; + interrupts = ; + clocks = <&clk IMX8QM_CM40_IPG_CLK>; + clock-names = "ipg"; + interrupt-controller; + #interrupt-cells = <1>; + fsl,intmux_chans = <1>; + }; +