From patchwork Tue Apr 17 14:34:22 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gustavo Pimentel X-Patchwork-Id: 899358 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=synopsys.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40QSd52kzgz9s1d for ; Wed, 18 Apr 2018 00:42:01 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752902AbeDQOl7 (ORCPT ); Tue, 17 Apr 2018 10:41:59 -0400 Received: from smtprelay4.synopsys.com ([198.182.47.9]:35807 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753614AbeDQOeg (ORCPT ); Tue, 17 Apr 2018 10:34:36 -0400 Received: from mailhost.synopsys.com (mailhost3.synopsys.com [10.12.238.238]) by smtprelay.synopsys.com (Postfix) with ESMTP id CB35524E16E4; Tue, 17 Apr 2018 07:34:35 -0700 (PDT) Received: from pt02.synopsys.com (pt02.internal.synopsys.com [10.107.23.240]) by mailhost.synopsys.com (Postfix) with ESMTP id 708743F32; Tue, 17 Apr 2018 07:34:35 -0700 (PDT) Received: from UbuntuMate-64Bits.internal.synopsys.com (gustavo-e7480.internal.synopsys.com [10.107.25.102]) by pt02.synopsys.com (Postfix) with ESMTP id B3FA13E76F; Tue, 17 Apr 2018 15:34:34 +0100 (WEST) From: Gustavo Pimentel To: bhelgaas@google.com, lorenzo.pieralisi@arm.com, Joao.Pinto@synopsys.com, jingoohan1@gmail.com, kishon@ti.com, robh+dt@kernel.org, mark.rutland@arm.com Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, gustavo.pimentel@synopsys.com Subject: [PATCH v5 04/10] bindings: PCI: designware: Add support for the EP in Designware driver Date: Tue, 17 Apr 2018 15:34:22 +0100 Message-Id: <44c1ed8bb6f64d1024b7d6aaf783806850a2699a.1523973931.git.gustavo.pimentel@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add device tree binding documentation for the Endpoint in PCIe Designware driver. Signed-off-by: Gustavo Pimentel Reviewed-by: Rob Herring --- Change v1->v2: - Add a missing log description. - Add "snps,dw-pcie" compatible string following Kishon's suggestion. Change v2->v3: - Reverted pcie_ep name to pcie. Changes v3->v4: - Reverted "snps,dw-pcie-rc" compatible string requested by Rob Herring. Changes v4->v5: - Removed device_type entry from EP requested by Rob Herring. Documentation/devicetree/bindings/pci/designware-pcie.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt b/Documentation/devicetree/bindings/pci/designware-pcie.txt index 7f9804d..c124f9b 100644 --- a/Documentation/devicetree/bindings/pci/designware-pcie.txt +++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt @@ -3,6 +3,7 @@ Required properties: - compatible: "snps,dw-pcie" for RC mode; + "snps,dw-pcie-ep" for EP mode; - reg: Should contain the configuration address space. - reg-names: Must be "config" for the PCIe configuration space. (The old way of getting the configuration address space from "ranges" @@ -56,3 +57,14 @@ Example configuration: #interrupt-cells = <1>; num-lanes = <1>; }; +or + pcie: pcie@dfc00000 { + compatible = "snps,dw-pcie-ep"; + reg = <0xdfc00000 0x0001000>, /* IP registers 1 */ + <0xdfc01000 0x0001000>, /* IP registers 2 */ + <0xd0000000 0x2000000>; /* Configuration space */ + reg-names = "dbi", "dbi2", "addr_space"; + num-ib-windows = <6>; + num-ob-windows = <2>; + num-lanes = <1>; + };