From patchwork Wed Jan 15 05:04:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joakim Zhang X-Patchwork-Id: 1223171 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 47yFjV3fQyz9sR0 for ; Wed, 15 Jan 2020 16:09:02 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725957AbgAOFJA (ORCPT ); Wed, 15 Jan 2020 00:09:00 -0500 Received: from inva020.nxp.com ([92.121.34.13]:55508 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725857AbgAOFI7 (ORCPT ); Wed, 15 Jan 2020 00:08:59 -0500 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 6EB1D1A052A; Wed, 15 Jan 2020 06:08:57 +0100 (CET) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 6F9531A0529; Wed, 15 Jan 2020 06:08:51 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id F0276402AE; Wed, 15 Jan 2020 13:08:43 +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 V5 0/2] irqchip: add NXP INTMUX interrupt controller Date: Wed, 15 Jan 2020 13:04:22 +0800 Message-Id: <1579064664-16452-1-git-send-email-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.7.4 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 set adds driver for NXP INTMUX interrupt controller. ChangeLogs: V4->V5: *get number of channels by platform_irq_count() instead of 'fsl,intmux_chans' property *update binding files and remove 'fsl,intmux_chans' property. V3->V4: *set IRQ_TYPE_LEVEL_HIGH flag in .xlate callback. *fix comment format. *use an intermediate variable for irq_domain_add_linear(). *disable interrupts before enabling chained interrupt. *disable interrupt in imx_remove() for level interrupt. *convert binding to DT schema. V2->V3: *impletement .xlate and .select callback. V1->V2: *squash patches: drivers/irqchip: enable INTMUX interrupt controller driver drivers/irqchip: add NXP INTMUX interrupt multiplexer support *remove properity "fsl,intmux_chans", only support channel 0 by default. *delete two unused macros. *align the various field in struct intmux_data. *turn to spin lock _irqsave version. *delete struct intmux_irqchip_data. *disable interrupt in probe stage and clear pending status in remove stage. Joakim Zhang (2): dt-bindings/irq: add binding for NXP INTMUX interrupt multiplexer drivers/irqchip: add NXP INTMUX interrupt multiplexer support .../interrupt-controller/fsl,intmux.yaml | 67 ++++ drivers/irqchip/Kconfig | 6 + drivers/irqchip/Makefile | 1 + drivers/irqchip/irq-imx-intmux.c | 309 ++++++++++++++++++ 4 files changed, 383 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml create mode 100644 drivers/irqchip/irq-imx-intmux.c