From patchwork Mon Jan 13 07:08:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joakim Zhang X-Patchwork-Id: 1221974 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) 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=fail (p=none dis=none) header.from=nxp.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47x4Ym0qfqz9sR4 for ; Mon, 13 Jan 2020 18:13:16 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728670AbgAMHNP (ORCPT ); Mon, 13 Jan 2020 02:13:15 -0500 Received: from inva021.nxp.com ([92.121.34.21]:59048 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726976AbgAMHNO (ORCPT ); Mon, 13 Jan 2020 02:13:14 -0500 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id DE7BA2001DD; Mon, 13 Jan 2020 08:13:11 +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 E0F0D2000EB; Mon, 13 Jan 2020 08:13:05 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 5DAF4402A0; Mon, 13 Jan 2020 15:12:58 +0800 (SGT) From: Joakim Zhang To: maz@kernel.org, jason@lakedaemon.net, tglx@linutronix.de, robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de Cc: kernel@pengutronix.de, festevam@gmail.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com, fugang.duan@nxp.com, Joakim Zhang Subject: [PATCH V4 RESEND 1/2] dt-bindings/irq: add binding for NXP INTMUX interrupt multiplexer Date: Mon, 13 Jan 2020 15:08:40 +0800 Message-Id: <1578899321-1365-2-git-send-email-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1578899321-1365-1-git-send-email-qiangqing.zhang@nxp.com> References: <1578899321-1365-1-git-send-email-qiangqing.zhang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This patch adds the DT bindings for the NXP INTMUX interrupt multiplexer for i.MX8 family SoCs. Signed-off-by: Joakim Zhang --- .../interrupt-controller/fsl,intmux.yaml | 77 +++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml new file mode 100644 index 000000000000..4dba532fe0bd --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/fsl,intmux.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale INTMUX interrupt multiplexer + +maintainers: + - Marc Zyngier + +properties: + compatible: + items: + const: fsl,imx-intmux + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 8 + description: | + Should contain the parent interrupt lines (up to 8) used to multiplex + the input interrupts. + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + + clocks: + maxItems: 1 + description: ipg clock. + + clock-names: + items: + const: ipg + + fsl,intmux_chans: + maxItems: 1 + description: | + The number of channels used for interrupt source. The Maximum value is 8. + If this property is not set in DT then driver uses 1 channel by default. + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - '#interrupt-cells' + - clocks + - clock-name + - fsl,intmux_chans + +additionalProperties: false + +Example: + + intmux@37400000 { + compatible = "fsl,imx-intmux"; + reg = <0x37400000 0x1000>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&clk IMX8QM_CM40_IPG_CLK>; + clock-names = "ipg"; + fsl,intmux_chans = <8>; + }; +