From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 82C31C433FE for ; Fri, 24 Sep 2021 16:28:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6985B60232 for ; Fri, 24 Sep 2021 16:28:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245758AbhIXQaD (ORCPT ); Fri, 24 Sep 2021 12:30:03 -0400 Received: from esa.microchip.iphmx.com ([68.232.154.123]:56515 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244892AbhIXQaC (ORCPT ); Fri, 24 Sep 2021 12:30:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1632500909; x=1664036909; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=IJkLJsJGwbgzv0QK4qWxc6FaUK3E3ErcvZ2DRfDDe+I=; b=H4MXTf8A9HSagfqTYp9BsvP4b9/sOYpExd47v3x4zwHhHwq9NMSkIco2 qwSHpVX9bUIfs4xpQBtLteLie0pai0S80wIRH0u3Ed5u/g7IuDSj4cE8k GvP4e4ZBl42hu5oNbccwW9H9RjSwX8ZDJKEZSBEOZQFQlXxa1VN/2qhrt 6D0dKQbNSF6nnG3kfqbyELwWivWa1WpqSfvlbSydTLlcovrmdVydgsNCj tC5+Ur77CYs6C7SgbuaRm/Gmb5TadwPAT1pzf6yjmW6kPdWCT0MYoCXok ylKwQ+BmrB24ZUxhy57iZgrxA4lcKaE9sze/N+vYkSCA682yrQd9MPUo2 Q==; IronPort-SDR: HE+vvrvtj6qHpqypN+sPHxM9P3Cp2aDDAfEnhPJg+DGjv6OFSk+je/t9I7nwmhFydftAtZstTN Dv8Ii0im64DPGEHYeMuGbk6RBXkSA/sqRUwOiA8NB0yiePdvQtMt/YQp2C1cfMSwPvoJpf6OxK 1YGsecW2QRBVWhyxdvMUmZZ4joFOldwnl9gEXVyLsm6ixbHnPvxpblK781BKuIjoKm4y3JVqjx kPfAznqIAYxrLOk2O/+ctreVO3LibAx9AmAkz7BOZeLTMP+HXDiBnlEeC6Cu90cAMpQN+3PPhg 93JjqfMvSdt+Sj88ElyKGy4h X-IronPort-AV: E=Sophos;i="5.85,320,1624345200"; d="scan'208";a="133102006" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 24 Sep 2021 09:28:28 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.14; Fri, 24 Sep 2021 09:28:27 -0700 Received: from rob-dk-mpu01.microchip.com (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2176.14 via Frontend Transport; Fri, 24 Sep 2021 09:28:25 -0700 From: Claudiu Beznea To: , , CC: , , , Claudiu Beznea Subject: [PATCH v3 0/2] irqchip/mchp-eic: add driver for Microchip EIC Date: Fri, 24 Sep 2021 19:28:15 +0300 Message-ID: <20210924162817.2135056-1-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, This series adds support for Microchip External Interrupt Controller present on SAMA7G5. The controller supports for 2 external interrupt lines and is connected to GIC as follows: pinX +------+ EXT_IRQ0 +------+ int 153 (for pinX) +------+ ------>| |--------->| |------------------->| | pinY | PIO | EXT_IRQ1 | EIC | int 154 (for pinY) | GIC | ------>| |--------->| |------------------->| | +------+ +------+ +------+ where PIO is the pin controller. Thank you, Claudiu Beznea Changes in v3: - use irq_domain_translate_twocell() instead of mchp_eic_domain_translate() from v2 - use IRQCHIP_PLATFORM_DRIVER_BEGIN(), IRQCHIP_MATCH(), IRQCHIP_PLATFORM_DRIVER_END() instead of builtin_platform_driver() - register suspend/resume functins via syscore_ops; along with this driver private data structure (of type struct mchp_eic has been declared as static: struct mchp_eic *eic;) - collected tags Changes in v2: - fix compilation warning on bindings Changes in v2: - s/mchp/microchip in bindings - get rid of glitch filter settings - use s/eic@/interrupt-controller@ in bindings - removed '' around interrupts in bindings as proposed by Rob - removed glitch filter settings - switched to hierarchical irqchip driver - addressed review comments - use builtin_platform_driver instead of module_platform_driver Claudiu Beznea (2): dt-bindings: microchip,eic: add bindings irqchip/mchp-eic: add support .../interrupt-controller/microchip,eic.yaml | 73 +++++ MAINTAINERS | 6 + drivers/irqchip/Kconfig | 8 + drivers/irqchip/Makefile | 1 + drivers/irqchip/irq-mchp-eic.c | 280 ++++++++++++++++++ 5 files changed, 368 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/microchip,eic.yaml create mode 100644 drivers/irqchip/irq-mchp-eic.c -- 2.25.1