From patchwork Mon Oct 25 22:40:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 12583269 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 670BAC433FE for ; Mon, 25 Oct 2021 22:46:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E5676108B for ; Mon, 25 Oct 2021 22:46:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234606AbhJYWsV (ORCPT ); Mon, 25 Oct 2021 18:48:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41494 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234461AbhJYWsR (ORCPT ); Mon, 25 Oct 2021 18:48:17 -0400 Received: from mail-lj1-x236.google.com (mail-lj1-x236.google.com [IPv6:2a00:1450:4864:20::236]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6779DC061745; Mon, 25 Oct 2021 15:45:54 -0700 (PDT) Received: by mail-lj1-x236.google.com with SMTP id l5so16401079lja.13; Mon, 25 Oct 2021 15:45:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=uELYhg3LoYYilCBTSAEvuuZR4UEF9kvdsKmUqE/otlI=; b=Nw3/IIiKpiyz7AiQ6ai2nq1KUA4QxDcDCtWMckJwLyKG5Gxq32OBoSSQAQLbeRdFnu YorZC5XRyE5krSSgSCw8DC6ECVOvt6OZomLKTVmdkvGdjoTGnN918oZxwg5qo66Eszla 2YplsNGal9SI1Sv2NIj+288U9YGLB29xDxTrY7q4aBHL4YCns6pOjDiAxyew41gpcfZC Y3jNeBWJovoZZ3L224ZMfo8vHqgUTRX38MGbXcCyqJaqaArJJgzMEwL61qk9XYHRCKDf dU80AfV7GQhviy6I62cVW1N9WC8qM25Hu5tPRTJRRRmT5rvIIVpuMKFXd7r5j4lpI/PA +P9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=uELYhg3LoYYilCBTSAEvuuZR4UEF9kvdsKmUqE/otlI=; b=NGSYLW4d0Xulvl5FleXqHBRenawOAX8awEo2g/3glK2m6SJ0LPx5D+7oi6qFA4c1Ft mjsqhgUYHdgkd/lW5m+6IhLxflOD+0BK2/y2SXUVzMFj8bzb0pXKpc/PcwueqpOq7jU/ noLXVWb9Wbs9YXEXhRlao1VJ1NK6o7ZhhC77dM7caGYB608iTJQRwgATIZSui+vZ/J50 Er74Jo4Q61BCk/+nZPjkTu2L+XGjaBCBVqMRz/lZSFRArtGBW9EKXlqaJ/i+VMXDTY7P DMeqrOJcd1VRmdZZJtsATqaWc0U3JZVWqk8NO9jvU2TmTfsteaojZzhiWNpE3HMShCVK 6cEg== X-Gm-Message-State: AOAM531D5+Ik1s4Oq9Xm14PW4nRwU/C8CNRXFhIfQqIzG8kMVDp4pmHx VlqrhKMn1Oym45KnJRBK1WU= X-Google-Smtp-Source: ABdhPJyRyNXx7asst86YnQ18/+ZRfQnB/t4MlWMaa7Kdx8f0jPEkwI6kMj2W+rROBoq7NY2HQZVA+Q== X-Received: by 2002:a2e:a717:: with SMTP id s23mr22667950lje.265.1635201952797; Mon, 25 Oct 2021 15:45:52 -0700 (PDT) Received: from localhost.localdomain (46-138-41-28.dynamic.spd-mgts.ru. [46.138.41.28]) by smtp.gmail.com with ESMTPSA id t20sm2040956lft.240.2021.10.25.15.45.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Oct 2021 15:45:52 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Lee Jones , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Nishanth Menon , Adrian Hunter , Michael Turquette Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-pwm@vger.kernel.org, linux-mmc@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-clk@vger.kernel.org, David Heidelberg Subject: [PATCH v14 07/39] dt-bindings: host1x: Document Memory Client resets of Host1x, GR2D and GR3D Date: Tue, 26 Oct 2021 01:40:00 +0300 Message-Id: <20211025224032.21012-8-digetx@gmail.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211025224032.21012-1-digetx@gmail.com> References: <20211025224032.21012-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Memory Client should be blocked before hardware reset is asserted in order to prevent memory corruption and hanging of memory controller. Document Memory Client resets of Host1x, GR2D and GR3D hardware units. Reviewed-by: Rob Herring Signed-off-by: Dmitry Osipenko --- .../bindings/display/tegra/nvidia,tegra20-host1x.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt index 62861a8fb5c6..e61999ce54e9 100644 --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt @@ -19,6 +19,7 @@ Required properties: See ../reset/reset.txt for details. - reset-names: Must include the following entries: - host1x + - mc Optional properties: - operating-points-v2: See ../bindings/opp/opp.txt for details. @@ -198,6 +199,7 @@ of the following host1x client modules: See ../reset/reset.txt for details. - reset-names: Must include the following entries: - 2d + - mc Optional properties: - interconnects: Must contain entry for the GR2D memory clients. @@ -224,6 +226,8 @@ of the following host1x client modules: - reset-names: Must include the following entries: - 3d - 3d2 (Only required on SoCs with two 3D clocks) + - mc + - mc2 (Only required on SoCs with two 3D clocks) Optional properties: - interconnects: Must contain entry for the GR3D memory clients.