From patchwork Fri Jun 12 14:18:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Reding X-Patchwork-Id: 199163 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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, 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 EB91AC433DF for ; Fri, 12 Jun 2020 14:19:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CAB9320838 for ; Fri, 12 Jun 2020 14:19:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="k83uyL1u" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726428AbgFLOTj (ORCPT ); Fri, 12 Jun 2020 10:19:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54408 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726447AbgFLOTi (ORCPT ); Fri, 12 Jun 2020 10:19:38 -0400 Received: from mail-wr1-x443.google.com (mail-wr1-x443.google.com [IPv6:2a00:1450:4864:20::443]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 902F8C08C5C1; Fri, 12 Jun 2020 07:19:38 -0700 (PDT) Received: by mail-wr1-x443.google.com with SMTP id h5so9939877wrc.7; Fri, 12 Jun 2020 07:19:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=l+hOWQjrF2NUw4Qr/tcHfHqtLxmUbjnIz5MJ01xSFVk=; b=k83uyL1ur1d0VLJ7XoDU3ibEUGBsnXGxnVCQJtFs9xHylmL9d69okOAN9Gp+kuE32D 9NMTgE9eC05MH+mVifnCNlaQzYQFqTbT9CxYzYQvNCpG38eFsCFYjAzPnzzfKbHLkJ34 zJ6wztVS4hkdqqzWQ2FzyvSTRI8peVKfRPKqiogCxRU4Yb3w5jf38Dipbdev9wCdCYP8 aYfaX3psIwRA54hKUG51UaXI/nKUFhNFH3Whhlx2ZkLLisSAOEwUzwYqt+urgEW3kIXz b7/y7nVZzVb9acto4s01xqi83l41ElVmWXaT5pqjOPNpqMGni6gky73SuTksdZ83U/2A Pf5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=l+hOWQjrF2NUw4Qr/tcHfHqtLxmUbjnIz5MJ01xSFVk=; b=nqGLIFFtdkDOOhFVktkMBetiBB9RUrzDDQ93THzZhHaHHlwCiGYEpjUEAjOcej057L X+P+RKecD2BKgdHmGQ6rCmt2lu3J4O4lkeQqa0ePMDotuHCiNPgpwqS/vnGI2UoWS73s JbjYK7Zyyu0IKhC3QI7CsaJiPnlYf91n6Kp+5iCFfDNLZ16FEoGj0wFz86JpeWkMaL98 4GXSrDt41g0oAzzIYecVRliZQivxiUt9DzsJy++OodAkEIMOz2Yns4h0g4I9L7B91m5A B/DXK2W3jts3NaCxNBVqf+QX8VpsnnlMihmoErkDXNTpAgXfIcvLzlsjG8BtXyH35Mo0 jcYg== X-Gm-Message-State: AOAM532gzefLJjMzSmSVq/QGukCI/upg4by1hmEp6PPM5dO9sgqwe+T1 nhG6pbbbL32971JPZuGBiZI= X-Google-Smtp-Source: ABdhPJyI4Dpw3IymsfEVUv26GwIY0glOg72oi1UApuWQvuv2/BEq95OONGpo+T189uw4bPg32ZDCAQ== X-Received: by 2002:adf:fd49:: with SMTP id h9mr15676273wrs.67.1591971577280; Fri, 12 Jun 2020 07:19:37 -0700 (PDT) Received: from localhost ([62.96.65.119]) by smtp.gmail.com with ESMTPSA id a126sm9302803wme.28.2020.06.12.07.19.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Jun 2020 07:19:36 -0700 (PDT) From: Thierry Reding To: Rob Herring Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH 14/38] dt-bindings: pci: tegra: Document interconnect paths Date: Fri, 12 Jun 2020 16:18:39 +0200 Message-Id: <20200612141903.2391044-15-thierry.reding@gmail.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200612141903.2391044-1-thierry.reding@gmail.com> References: <20200612141903.2391044-1-thierry.reding@gmail.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Thierry Reding Add optional interconnects and interconnect-names properties to allow describing the interconnect paths to and from the PCIe controller. Signed-off-by: Thierry Reding --- .../devicetree/bindings/pci/nvidia,tegra20-pcie.yaml | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.yaml b/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.yaml index e7cc95bfa810..3b8a4da23934 100644 --- a/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.yaml @@ -104,6 +104,17 @@ properties: iommus: $ref: "/schemas/types.yaml#/definitions/phandle-array" + interconnects: + description: Description of the interconnect paths for the PCIe controller; + see ../interconnect/interconnect.txt for details. + + interconnect-names: + description: A list of names identifying each entry listed in the + "interconnects" property. + items: + - const: dma-mem # read + - const: write + pinctrl-names: items: # active state, puts PCIe I/O out of deep power down state