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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 4DAC3C43603 for ; Thu, 5 Dec 2019 17:16:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2451E2464E for ; Thu, 5 Dec 2019 17:16:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730254AbfLERQP (ORCPT ); Thu, 5 Dec 2019 12:16:15 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:61336 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730099AbfLERPh (ORCPT ); Thu, 5 Dec 2019 12:15:37 -0500 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id xB5H8dPO034943; Thu, 5 Dec 2019 12:15:17 -0500 Received: from ppma03dal.us.ibm.com (b.bd.3ea9.ip4.static.sl-reverse.com [169.62.189.11]) by mx0b-001b2d01.pphosted.com with ESMTP id 2wq2tuttm6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 05 Dec 2019 12:15:17 -0500 Received: from pps.filterd (ppma03dal.us.ibm.com [127.0.0.1]) by ppma03dal.us.ibm.com (8.16.0.27/8.16.0.27) with SMTP id xB5HFGPF007197; Thu, 5 Dec 2019 17:15:16 GMT Received: from b03cxnp08025.gho.boulder.ibm.com (b03cxnp08025.gho.boulder.ibm.com [9.17.130.17]) by ppma03dal.us.ibm.com with ESMTP id 2wkg27mku6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 05 Dec 2019 17:15:16 +0000 Received: from b03ledav001.gho.boulder.ibm.com (b03ledav001.gho.boulder.ibm.com [9.17.130.232]) by b03cxnp08025.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xB5HFEPA48693560 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 5 Dec 2019 17:15:15 GMT Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E02206E04C; Thu, 5 Dec 2019 17:15:14 +0000 (GMT) Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E463E6E05B; Thu, 5 Dec 2019 17:15:13 +0000 (GMT) Received: from talon7.ibm.com (unknown [9.41.103.158]) by b03ledav001.gho.boulder.ibm.com (Postfix) with ESMTP; Thu, 5 Dec 2019 17:15:13 +0000 (GMT) From: Eddie James To: linux-kernel@vger.kernel.org Cc: devicetree@vger.kernel.org, jason@lakedaemon.net, linux-aspeed@lists.ozlabs.org, maz@kernel.org, robh+dt@kernel.org, tglx@linutronix.de, mark.rutland@arm.com, joel@jms.id.au, andrew@aj.id.au Subject: [PATCH v2 01/12] dt-bindings: interrupt-controller: Add Aspeed SCU interrupt controller Date: Thu, 5 Dec 2019 11:15:01 -0600 Message-Id: <1575566112-11658-2-git-send-email-eajames@linux.ibm.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1575566112-11658-1-git-send-email-eajames@linux.ibm.com> References: <1575566112-11658-1-git-send-email-eajames@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,18.0.572 definitions=2019-12-05_05:2019-12-04,2019-12-05 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 lowpriorityscore=0 malwarescore=0 mlxlogscore=825 clxscore=1015 bulkscore=0 impostorscore=0 phishscore=0 spamscore=0 suspectscore=1 adultscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-1912050144 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Document the Aspeed SCU interrupt controller and add an include file for the interrupts it provides. Signed-off-by: Eddie James Reviewed-by: Rob Herring --- Changes since v1: - Remove 'reg' required property. .../interrupt-controller/aspeed,ast2xxx-scu-ic.txt | 23 ++++++++++++++++++++++ MAINTAINERS | 7 +++++++ .../interrupt-controller/aspeed-scu-ic.h | 23 ++++++++++++++++++++++ 3 files changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt create mode 100644 include/dt-bindings/interrupt-controller/aspeed-scu-ic.h diff --git a/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt b/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt new file mode 100644 index 0000000..251ed44 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt @@ -0,0 +1,23 @@ +Aspeed AST25XX and AST26XX SCU Interrupt Controller + +Required Properties: + - #interrupt-cells : must be 1 + - compatible : must be "aspeed,ast2500-scu-ic", + "aspeed,ast2600-scu-ic0" or + "aspeed,ast2600-scu-ic1" + - interrupts : interrupt from the parent controller + - interrupt-controller : indicates that the controller receives and + fires new interrupts for child busses + +Example: + + syscon@1e6e2000 { + ranges = <0 0x1e6e2000 0x1a8>; + + scu_ic: interrupt-controller@18 { + #interrupt-cells = <1>; + compatible = "aspeed,ast2500-scu-ic"; + interrupts = <21>; + interrupt-controller; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 18c1137..6bbb194 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2691,6 +2691,13 @@ S: Maintained F: drivers/pinctrl/aspeed/ F: Documentation/devicetree/bindings/pinctrl/aspeed,* +ASPEED SCU INTERRUPT CONTROLLER DRIVER +M: Eddie James +L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt +F: include/dt-bindings/interrupt-controller/aspeed-scu-ic.h + ASPEED VIDEO ENGINE DRIVER M: Eddie James L: linux-media@vger.kernel.org diff --git a/include/dt-bindings/interrupt-controller/aspeed-scu-ic.h b/include/dt-bindings/interrupt-controller/aspeed-scu-ic.h new file mode 100644 index 0000000..f315d5a --- /dev/null +++ b/include/dt-bindings/interrupt-controller/aspeed-scu-ic.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +#ifndef _DT_BINDINGS_INTERRUPT_CONTROLLER_ASPEED_SCU_IC_H_ +#define _DT_BINDINGS_INTERRUPT_CONTROLLER_ASPEED_SCU_IC_H_ + +#define ASPEED_SCU_IC_VGA_CURSOR_CHANGE 0 +#define ASPEED_SCU_IC_VGA_SCRATCH_REG_CHANGE 1 + +#define ASPEED_AST2500_SCU_IC_PCIE_RESET_LO_TO_HI 2 +#define ASPEED_AST2500_SCU_IC_PCIE_RESET_HI_TO_LO 3 +#define ASPEED_AST2500_SCU_IC_LPC_RESET_LO_TO_HI 4 +#define ASPEED_AST2500_SCU_IC_LPC_RESET_HI_TO_LO 5 +#define ASPEED_AST2500_SCU_IC_ISSUE_MSI 6 + +#define ASPEED_AST2600_SCU_IC0_PCIE_PERST_LO_TO_HI 2 +#define ASPEED_AST2600_SCU_IC0_PCIE_PERST_HI_TO_LO 3 +#define ASPEED_AST2600_SCU_IC0_PCIE_RCRST_LO_TO_HI 4 +#define ASPEED_AST2600_SCU_IC0_PCIE_RCRST_HI_TO_LO 5 + +#define ASPEED_AST2600_SCU_IC1_LPC_RESET_LO_TO_HI 0 +#define ASPEED_AST2600_SCU_IC1_LPC_RESET_HI_TO_LO 1 + +#endif /* _DT_BINDINGS_INTERRUPT_CONTROLLER_ASPEED_SCU_IC_H_ */ -- 1.8.3.1