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=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY, 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 D2034C6783C for ; Fri, 12 Oct 2018 12:12:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A3A142086A for ; Fri, 12 Oct 2018 12:12:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A3A142086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-sky.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728603AbeJLTo5 (ORCPT ); Fri, 12 Oct 2018 15:44:57 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:52600 "EHLO smtp2200-217.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728145AbeJLTo5 (ORCPT ); Fri, 12 Oct 2018 15:44:57 -0400 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.08127265|-1;CH=green;FP=0|0|0|0|0|-1|-1|-1;HT=e02c03278;MF=ren_guo@c-sky.com;NM=1;PH=DS;RN=14;RT=14;SR=0;TI=SMTPD_---.D16CbYn_1539346355; Received: from localhost(mailfrom:ren_guo@c-sky.com fp:SMTPD_---.D16CbYn_1539346355) by smtp.aliyun-inc.com(10.147.40.26); Fri, 12 Oct 2018 20:12:35 +0800 From: Guo Ren To: tglx@linutronix.de, jason@lakedaemon.net, marc.zyngier@arm.com, robh+dt@kernel.org, mark.rutland@arm.com, daniel.lezcano@linaro.org, will.deacon@arm.com, jhogan@kernel.org, paul.burton@mips.com, peterz@infradead.org, arnd@arndb.de Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Guo Ren Subject: [PATCH V12 4/8] dt-bindings: interrupt-controller: C-SKY APB intc Date: Fri, 12 Oct 2018 20:12:17 +0800 Message-Id: X-Mailer: git-send-email 2.7.4 In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org - Dt-bindings doc about C-SKY apb bus interrupt controller. Signed-off-by: Guo Ren Reviewed-by: Rob Herring --- .../interrupt-controller/csky,apb-intc.txt | 62 ++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt diff --git a/Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt new file mode 100644 index 0000000..44286dc --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt @@ -0,0 +1,62 @@ +============================== +C-SKY APB Interrupt Controller +============================== + +C-SKY APB Interrupt Controller is a simple soc interrupt controller +on the apb bus and we only use it as root irq controller. + + - csky,apb-intc is used in a lot of csky fpgas and socs, it support 64 irq nums. + - csky,dual-apb-intc consists of 2 apb-intc and 128 irq nums supported. + - csky,gx6605s-intc is gx6605s soc internal irq interrupt controller, 64 irq nums. + +============================= +intc node bindings definition +============================= + + Description: Describes APB interrupt controller + + PROPERTIES + + - compatible + Usage: required + Value type: + Definition: must be "csky,apb-intc" + "csky,dual-apb-intc" + "csky,gx6605s-intc" + - #interrupt-cells + Usage: required + Value type: + Definition: must be <1> + - reg + Usage: required + Value type: + Definition: in soc from cpu view + - interrupt-controller: + Usage: required + - csky,support-pulse-signal: + Usage: select + Description: to support pulse signal flag + +Examples: +--------- + + intc: interrupt-controller@500000 { + compatible = "csky,apb-intc"; + #interrupt-cells = <1>; + reg = <0x00500000 0x400>; + interrupt-controller; + }; + + intc: interrupt-controller@500000 { + compatible = "csky,dual-apb-intc"; + #interrupt-cells = <1>; + reg = <0x00500000 0x400>; + interrupt-controller; + }; + + intc: interrupt-controller@500000 { + compatible = "csky,gx6605s-intc"; + #interrupt-cells = <1>; + reg = <0x00500000 0x400>; + interrupt-controller; + }; -- 2.7.4