From patchwork Mon Apr 16 14:37:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gustavo Pimentel X-Patchwork-Id: 10343093 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 8CDAB60365 for ; Mon, 16 Apr 2018 14:39:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7E4C6287B6 for ; Mon, 16 Apr 2018 14:39:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 73054287AE; Mon, 16 Apr 2018 14:39:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E7453287B1 for ; Mon, 16 Apr 2018 14:39:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751042AbeDPOjL (ORCPT ); Mon, 16 Apr 2018 10:39:11 -0400 Received: from smtprelay.synopsys.com ([198.182.47.9]:38317 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751150AbeDPOiJ (ORCPT ); Mon, 16 Apr 2018 10:38:09 -0400 Received: from mailhost.synopsys.com (mailhost3.synopsys.com [10.12.238.238]) by smtprelay.synopsys.com (Postfix) with ESMTP id AE95524E1F01; Mon, 16 Apr 2018 07:38:08 -0700 (PDT) Received: from pt02.synopsys.com (pt02.synopsys.com [10.107.23.240]) by mailhost.synopsys.com (Postfix) with ESMTP id 6B61939EC; Mon, 16 Apr 2018 07:38:08 -0700 (PDT) Received: from UbuntuMate-64Bits.internal.synopsys.com (gustavo-e7480.internal.synopsys.com [10.107.19.134]) by pt02.synopsys.com (Postfix) with ESMTP id BF9368B73; Mon, 16 Apr 2018 15:38:07 +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 v4 04/10] bindings: PCI: designware: Add support for the EP in Designware driver Date: Mon, 16 Apr 2018 15:37:52 +0100 Message-Id: <7d3445e3f8bb15d27987e0d061275d7d69f2c519.1523881182.git.gustavo.pimentel@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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. Documentation/devicetree/bindings/pci/designware-pcie.txt | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt b/Documentation/devicetree/bindings/pci/designware-pcie.txt index 7f9804d..980fc9a 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 +57,15 @@ 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"; + device_type = "pci"; + num-ib-windows = <6>; + num-ob-windows = <2>; + num-lanes = <1>; + };