From patchwork Fri Aug 14 00:06:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 11716669 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5C04013A4 for ; Mon, 17 Aug 2020 07:09:21 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3A4C92072D for ; Mon, 17 Aug 2020 07:09:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="HOT+B89K" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3A4C92072D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AE0B56E520; Mon, 17 Aug 2020 07:07:59 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-lf1-x143.google.com (mail-lf1-x143.google.com [IPv6:2a00:1450:4864:20::143]) by gabe.freedesktop.org (Postfix) with ESMTPS id CFB886EAC7 for ; Fri, 14 Aug 2020 00:07:22 +0000 (UTC) Received: by mail-lf1-x143.google.com with SMTP id b11so3938699lfe.10 for ; Thu, 13 Aug 2020 17:07:22 -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=nMtVCA/+W3wZ2Mh397uGPjY2K7aozwFY+OdCulsbZKY=; b=HOT+B89KfZEhp40OvFSrg3vNw3Hm3bICpJH0SAvreADpTu2pg4jXv2YvjJ1wLkp2P6 yWA6+9wlj34AW5CjCekuXdCkl/15MGl4iEcaWB7n/XfOJ5VxcXAQmBj7dQltMIUh9it5 TV2WV47UuD4xu89RIgrr4+Fbs0pcTFBgs0ryCOPAThtFW7yFYVYBs3ty9efal3a3A6tE O+JYPc3ma4MD5xou6ha7fVkjyqpU4l94e35VbUmS6IInluT0LgEQN7qYzq7vp8QC0CMI 9wRzaLo8FP0NNC7Fe7fv1dRreUrHiapQta7l7GKAxGb0K9FOzK/5fJgGVm1qyrnVyFZs 6WZg== 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=nMtVCA/+W3wZ2Mh397uGPjY2K7aozwFY+OdCulsbZKY=; b=S2PTD753yWMn86UNi7wUf55mXEbe5N0wdhVVBbQyyqRYuEiKv+r2ISJ/Jqgdgl4omA hsKZCbBob9YmyAdsvQRPVZhgLibSdbBBPINouxfBfDRIJuhqdpJyFfO0jo6kBsn64A36 5q1XsLDbPHya6WT9s+hyMwZI5aoNtwlLf8FEuE3aJTskkIvyr5YGCkF4xPyF9qkk/c8f Q0Pd3xSIdCwHbUOGbELglarJm1BNHop0IsggcfPzZsx+gCcw2UkDWYQ+Wb/cJ9ESRpNP sSRLKe+LWOoqfS2lMDr630MEjKeGuQJe+r7Ar7e235oS4Mox4Sdnr+vEfFJzvlKZXNSW Fnaw== X-Gm-Message-State: AOAM533vqy8xv66VdahqNTgxm+mGGV73oIIV4EFcECvesRHVK9rV7rLm Di7mBjwMqxdYFX19W8gGYKc= X-Google-Smtp-Source: ABdhPJxuSGGaGXcbC5IRQAu/n2OBRrEBSbs1XGbbyQXsUdDGOM8hvqUGx3Hz5n/nXH8LznMpybJddw== X-Received: by 2002:a05:6512:330c:: with SMTP id k12mr3278745lfe.151.1597363641309; Thu, 13 Aug 2020 17:07:21 -0700 (PDT) Received: from localhost.localdomain (109-252-170-211.dynamic.spd-mgts.ru. [109.252.170.211]) by smtp.gmail.com with ESMTPSA id c17sm1504450lfr.23.2020.08.13.17.07.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Aug 2020 17:07:20 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Georgi Djakov , Rob Herring , Michael Turquette , Stephen Boyd , Peter De Schrijver , MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Mikko Perttunen Subject: [PATCH v5 18/36] dt-bindings: memory: tegra20: mc: Document new interconnect property Date: Fri, 14 Aug 2020 03:06:03 +0300 Message-Id: <20200814000621.8415-19-digetx@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200814000621.8415-1-digetx@gmail.com> References: <20200814000621.8415-1-digetx@gmail.com> MIME-Version: 1.0 X-Mailman-Approved-At: Mon, 17 Aug 2020 07:06:11 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-pm@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Memory controller is interconnected with memory clients and with the external memory controller. Document new interconnect property which turns memory controller into interconnect provider. Acked-by: Rob Herring Signed-off-by: Dmitry Osipenko --- .../bindings/memory-controllers/nvidia,tegra20-mc.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt index e55328237df4..739b7c6f2e26 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt @@ -16,6 +16,8 @@ Required properties: IOMMU specifier needed to encode an address. GART supports only a single address space that is shared by all devices, therefore no additional information needed for the address encoding. +- #interconnect-cells : Should be 1. This cell represents memory client. + The assignments may be found in header file . Example: mc: memory-controller@7000f000 { @@ -27,6 +29,7 @@ Example: interrupts = ; #reset-cells = <1>; #iommu-cells = <0>; + #interconnect-cells = <1>; }; video-codec@6001a000 {