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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, 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 21D28C43381 for ; Mon, 4 Mar 2019 21:37:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EC5BC20663 for ; Mon, 4 Mar 2019 21:37:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726768AbfCDVhm (ORCPT ); Mon, 4 Mar 2019 16:37:42 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:58070 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726412AbfCDVhP (ORCPT ); Mon, 4 Mar 2019 16:37:15 -0500 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x24LWSAA125576 for ; Mon, 4 Mar 2019 16:37:12 -0500 Received: from e34.co.us.ibm.com (e34.co.us.ibm.com [32.97.110.152]) by mx0a-001b2d01.pphosted.com with ESMTP id 2r17e7auyq-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 04 Mar 2019 16:37:11 -0500 Received: from localhost by e34.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Mon, 4 Mar 2019 21:37:06 -0000 Received: from b03ledav002.gho.boulder.ibm.com (b03ledav002.gho.boulder.ibm.com [9.17.130.233]) by b03cxnp08026.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x24Lb5OV63766670 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 4 Mar 2019 21:37:05 GMT Received: from b03ledav002.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 79A31136051; Mon, 4 Mar 2019 21:37:05 +0000 (GMT) Received: from b03ledav002.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B5009136055; Mon, 4 Mar 2019 21:37:04 +0000 (GMT) Received: from talon7.ibm.com (unknown [9.41.179.222]) by b03ledav002.gho.boulder.ibm.com (Postfix) with ESMTP; Mon, 4 Mar 2019 21:37:04 +0000 (GMT) From: Eddie James To: linux-kernel@vger.kernel.org Cc: linux-aspeed@lists.ozlabs.org, devicetree@vger.kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, joel@jms.id.au, andrew@aj.id.au, arnd@arndb.de, gregkh@linuxfoundation.org, jk@ozlabs.org, openbmc@lists.ozlabs.org, Eddie James Subject: [PATCH 1/6] dt-bindings: misc: Add Aspeed XDMA engine binding documentation Date: Mon, 4 Mar 2019 15:36:55 -0600 X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1551735420-16202-1-git-send-email-eajames@linux.ibm.com> References: <1551735420-16202-1-git-send-email-eajames@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 19030421-0016-0000-0000-0000098BE570 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00010705; HX=3.00000242; KW=3.00000007; PH=3.00000004; SC=3.00000281; SDB=6.01169658; UDB=6.00611233; IPR=6.00950286; MB=3.00025831; MTD=3.00000008; XFM=3.00000015; UTC=2019-03-04 21:37:09 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19030421-0017-0000-0000-000042587885 Message-Id: <1551735420-16202-2-git-send-email-eajames@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-03-04_11:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1903040151 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Document the bindings. Signed-off-by: Eddie James --- .../devicetree/bindings/misc/aspeed,xdma.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/misc/aspeed,xdma.txt diff --git a/Documentation/devicetree/bindings/misc/aspeed,xdma.txt b/Documentation/devicetree/bindings/misc/aspeed,xdma.txt new file mode 100644 index 0000000..85e82ea --- /dev/null +++ b/Documentation/devicetree/bindings/misc/aspeed,xdma.txt @@ -0,0 +1,23 @@ +* Device tree bindings for the Aspeed XDMA engine + +The XDMA Engine embedded in the AST2500 SOC can perform automatic DMA +operations over PCI between the AST2500 (acting as a BMC) and a host processor. + +Required properties: + + - compatible "aspeed,ast2500-xdma" + - reg contains the offset and length of the memory region + assigned to the XDMA registers + - resets reset specifier for the syscon reset associated with + the XDMA engine + - interrupts the interrupt associated with the XDMA engine on this + platform + +Example: + + xdma@1e6e7000 { + compatible = "aspeed,ast2500-xdma"; + reg = <0x1e6e7000 0x100>; + resets = <&syscon ASPEED_RESET_XDMA>; + interrupts = <6>; + }; -- 1.8.3.1