From patchwork Fri Mar 10 21:30:34 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Moritz Fischer X-Patchwork-Id: 737582 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3vg0nm25jTz9s7t for ; Sat, 11 Mar 2017 08:31:40 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fsaI8ppA"; dkim-atps=neutral DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=PFbGsW/+Zj/ECT1vjIZ87W5Ruv/rKwgYvz84Dgh6yJc=; b=fsaI8ppAQhXCdx rCGVaPcyM0ijWOf7lcG/OaoVtDtagY/ZQVzFTzkxrJ7BXoAYsSzRZCgUvd27Uc1/5DjIxWXOCjtl6 nI1uXjYuMm4espBILoL2lV5wNB59TmSc5UagrPRjOlVEDfLqvZjdnjvMQKacymR1V8qsRQ1fyUHL+ jnOI/Qz0EmgPTvWvQYgSPyXmCZ7lPejmpOmngBqk5hB8wEEzsAGcKXK2HoQHf0Qxc8rEtCJqlumkg unbl/AirSrSQJT5f3w6ih9yWJa5T9k+d5HeFPf0OKMeGp1qX2mmWEPtsADLAoIfhPpP2yIvSk0m/b t3BNgsL+ucW6F2MWh9dw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cmS8M-0004uh-OV; Fri, 10 Mar 2017 21:31:34 +0000 Received: from mail.kernel.org ([198.145.29.136]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cmS7w-0004r7-PH for linux-arm-kernel@lists.infradead.org; Fri, 10 Mar 2017 21:31:11 +0000 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C28F12058A; Fri, 10 Mar 2017 21:30:46 +0000 (UTC) Received: from tyrael.amer.corp.natinst.com (207-114-172-147.static.twtelecom.net [207.114.172.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9DCE720552; Fri, 10 Mar 2017 21:30:45 +0000 (UTC) From: Moritz Fischer To: linux-fpga@vger.kernel.org Subject: [PATCH 1/2] doc: Add bindings document for Xilinx LogiCore PR Decoupler Date: Fri, 10 Mar 2017 13:30:34 -0800 Message-Id: <1489181435-3151-1-git-send-email-mdf@kernel.org> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170310_133108_845845_6E300C73 X-CRM114-Status: GOOD ( 14.25 ) X-Spam-Score: -4.2 (----) X-Spam-Report: SpamAssassin version 3.4.1 on bombadil.infradead.org summary: Content analysis details: (-4.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at http://www.dnswl.org/, medium trust [198.145.29.136 listed in list.dnswl.org] -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, Michal Simek , linux-kernel@vger.kernel.org, robh+dt@kernel.org, Moritz Fischer , linux-arm-kernel@lists.infradead.org, =?UTF-8?q?S=C3=B6ren=20Brinkmann?= Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org This adds the binding documentation for the Xilinx LogiCORE PR Decoupler soft core. Signed-off-by: Moritz Fischer Cc: Michal Simek Cc: Sören Brinkmann Cc: linux-kernel@vger.kernel.org Cc: devicetree@vger.kernel.org --- .../bindings/fpga/xilinx-pr-decoupler.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt diff --git a/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt b/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt new file mode 100644 index 0000000..b82b928 --- /dev/null +++ b/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt @@ -0,0 +1,24 @@ +Xilinx LogiCORE Partial Reconfig Decoupler Softcore + +The Xilinx LogiCORE Partial Reconfig Decoupler manages one or more +decouplers / fpga bridges. +The controller can decouple/disable the bridges which prevents signal +changes from passing through the bridge. The controller can also +couple /enable the bridges which allows traffic to pass through the +bridge normally. + +Required properties: +- compatible : Should contain "xlnx,pr-decoupler-1.00" +- regs : base address and size for decoupler module + +Optional properties: +- bridge-enable : 0 if driver should disable bridge at startup + 1 if driver should enable bridge at startup + Default is to leave bridge in current state. + +Example: + fpga-bridge@100000450 { + compatible = "xlnx,pr-decoupler-1.00"; + regs = <0x1000 0x10>; + bridge-enable = <0>; + };