From patchwork Fri Apr 27 11:59:59 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gustavo Pimentel X-Patchwork-Id: 905679 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 Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=synopsys.com header.i=@synopsys.com header.b="EnaJgX0j"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40XXct3h0gz9s0v for ; Fri, 27 Apr 2018 22:02:54 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758144AbeD0MCd (ORCPT ); Fri, 27 Apr 2018 08:02:33 -0400 Received: from smtprelay.synopsys.com ([198.182.37.59]:36056 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757142AbeD0MAN (ORCPT ); Fri, 27 Apr 2018 08:00:13 -0400 Received: from mailhost.synopsys.com (mailhost3.synopsys.com [10.12.238.238]) by smtprelay.synopsys.com (Postfix) with ESMTP id 962111E065B; Fri, 27 Apr 2018 14:00:11 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1524830411; bh=k9k7mFvhOY6i3VVrGJCCGmt3OH9j9++8SpAjNRizy0k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=EnaJgX0jxyskI6WoNEcI8uHUFl57d5wLeFqEp1inY7+GnypXNcU+ga7+glpO85iH9 /BtE+5HtCP1NLO05M/2w4tsuxmzSj3Ya0HlfW8x+RxLDCS1Ns4QKcaNmim4svdGNZm L8g8RJymW3ATdkNQPGJbqkxCgWobTSozUjUeknUJJBROe5tR6AqyWd/Wmn3hANhGC9 9D726pavtVaEvJfnCwbPLonyVNvc/HlY6d+DVC7avUEV2/QbFL5IFERm5g8amELNXz Z61rLDnTrDWUC4pUs1iafPtetp847ISFUQejGqfatnpwzSnqrapq37cwnepwAAoZN0 KA/t3mTP1sDKQ== Received: from pt02.synopsys.com (pt02.internal.synopsys.com [10.107.23.240]) by mailhost.synopsys.com (Postfix) with ESMTP id 8C6C53CFF; Fri, 27 Apr 2018 05:00:10 -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 A8C7E3E569; Fri, 27 Apr 2018 13:00:08 +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 v8 4/9] bindings: PCI: designware: Add support for EP in DesignWare driver Date: Fri, 27 Apr 2018 12:59:59 +0100 Message-Id: <270940114b0e84e700df792107b79b3fddd57016.1524829928.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 EP 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. Changes v5->v6: - Nothing changed, just to follow the patch set version. Changes v6->v7: - Nothing changed, just to follow the patch set version. Changes v7->v8: - Patch description rework for an imperative verbal mode. 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>; + };