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 X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4FD9C04AB1 for ; Mon, 13 May 2019 09:55:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 781F7214AE for ; Mon, 13 May 2019 09:55:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557741350; bh=oBK1biDBLmIPe322+TnzKnO2lD/uQWE4bpsvuqhkUG4=; h=From:To:Cc:Subject:Date:List-ID:From; b=j9RTjoNfZK4cbYFhuO0BFvAQlC1I7Ryza/gfUCfh/ZlFzfTY6YzEUJ4mwE+DpnvSo ITRvuIJZuozeq0/vrRpm3UkL5JzzbWOGbCc0k9ok6oxMEsyiG4mrPOhKftvISqK3mw +0QR7RLI/ImYQBYRyW2LiwOljTGmOB5u5yZcjD0g= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728090AbfEMJzt (ORCPT ); Mon, 13 May 2019 05:55:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:59966 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727406AbfEMJzt (ORCPT ); Mon, 13 May 2019 05:55:49 -0400 Received: from localhost.localdomain (unknown [220.191.38.240]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C278F20989; Mon, 13 May 2019 09:55:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557741348; bh=oBK1biDBLmIPe322+TnzKnO2lD/uQWE4bpsvuqhkUG4=; h=From:To:Cc:Subject:Date:From; b=sOBwZ3NWwH7L9jResc4eBh8WTEYKs6VH3CZdSi/GPLTLNpfRkUKioVEklLhwMtFOO 0PQzmNfqVQ2deRbfsc2GU6etbRfekKnWQnLsnap3Mo99WyVcGzhdiOi13KrNXg4V0i CFlidYlGSERf8+LWd1vri41qfFwwLh9vNMzMKnUk= From: guoren@kernel.org To: marc.zyngier@arm.com, robh+dt@kernel.org Cc: mark.rutland@arm.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, jason@lakedaemon.net, tglx@linutronix.de, guoren@kernel.org, ren_guo@c-sky.com Subject: [PATCH V3 1/2] dt-bindings: interrupt-controller: Update csky mpintc Date: Mon, 13 May 2019 17:55:38 +0800 Message-Id: <1557741339-29331-1-git-send-email-guoren@kernel.org> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Guo Ren Add trigger type and priority setting for csky,mpintc. The driver also could support #interrupt-cells <1> and it wouldn't invalidate existing DTs. Here we only show the complete format. Changes for V3: - Update commit msg about compatible Changes for V2: - change #interrupt-cells to <3> Signed-off-by: Guo Ren Cc: Marc Zyngier Cc: Rob Herring --- .../bindings/interrupt-controller/csky,mpintc.txt | 21 +++++++++++++++++---- 1 file changed, 17 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/interrupt-controller/csky,mpintc.txt b/Documentation/devicetree/bindings/interrupt-controller/csky,mpintc.txt index ab921f1..dccd913 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/csky,mpintc.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/csky,mpintc.txt @@ -6,11 +6,18 @@ C-SKY Multi-processors Interrupt Controller is designed for ck807/ck810/ck860 SMP soc, and it also could be used in non-SMP system. Interrupt number definition: - 0-15 : software irq, and we use 15 as our IPI_IRQ. 16-31 : private irq, and we use 16 as the co-processor timer. 31-1024: common irq for soc ip. +Interrupt triger mode: + IRQ_TYPE_LEVEL_HIGH (default) + IRQ_TYPE_LEVEL_LOW + IRQ_TYPE_EDGE_RISING + IRQ_TYPE_EDGE_FALLING + +Interrupt priority range: 0-255 + ============================= intc node bindings definition ============================= @@ -26,15 +33,21 @@ intc node bindings definition - #interrupt-cells Usage: required Value type: - Definition: must be <1> + Definition: <3> - interrupt-controller: Usage: required -Examples: +Examples: ("interrupts = ") --------- intc: interrupt-controller { compatible = "csky,mpintc"; - #interrupt-cells = <1>; + #interrupt-cells = <3>; interrupt-controller; }; + + device: device-example { + ... + interrupts = <34 IRQ_TYPE_EDGE_RISING 254>; + interrupt-parent = <&intc>; + }; -- 2.7.4