From patchwork Mon Sep 20 18:11:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 12507145 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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 2F44EC433EF for ; Tue, 21 Sep 2021 02:46:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 166A761019 for ; Tue, 21 Sep 2021 02:46:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346858AbhIUCr7 (ORCPT ); Mon, 20 Sep 2021 22:47:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35720 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241800AbhIUCDL (ORCPT ); Mon, 20 Sep 2021 22:03:11 -0400 Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A81CC140935; Mon, 20 Sep 2021 11:12:44 -0700 (PDT) Received: by mail-lf1-x12b.google.com with SMTP id i25so71958845lfg.6; Mon, 20 Sep 2021 11:12:43 -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=bHV0bQfFsqKEqBYRxEIpvsDc8HNhAwowLE0FplFjNDU=; b=jhLz4xJJJl3o4CnHV/WWFHveesLRTYHP/y51fodUc6bAFZeehkqTwpgxUWNB/+AkGl NWqpxXlXP79XwEvP+M0FC3+zznHJAC2xsB9laQ9/+dJ7O4zAV+yEDB7HmUHt0FmXNWFw 70tr/z8wfOPyuMZIu7Hbi4b/YveaSRil95gm5EhLWrP7iktkDJUkAIBCUyOfF7rP+JOb Wf56BF+S67tVtnVTAGOCvqBBICz8AiqkiQ+f9aisWd9Su93dOwHb/QPr05caXlTE2w5i Tnc+93odYgQjUzp8zpOim0INAF2uVkAeeZl98pTJOu10T5/RiHjv1M5hF0L0we5/cF9D 6GdA== 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=bHV0bQfFsqKEqBYRxEIpvsDc8HNhAwowLE0FplFjNDU=; b=6682plgEvdjIwZh1yiBYXhQSJgrVuJIg48JZ0LMTOacyS7HT7joX2KKVp1nG3dkNLV U/cba2PmmCNtzvNAtp0Kk6o7WSDDdi/N7NIg0rTZ30G0Gb3z+HnljDRc1wQkBsjWj0OL KovIsr1TlrHcuXWmKYwBJAVakQpMMANxtcrTkawUkA8+0Zo6wlbkArctLzTbILlQK0AL /8frT0oTbcUIjuqu0nFnmQOGYxMaS1ZXs1VPwSFXlIOneHVcjVR9s2M6oRFwOR87g4vk 9BmrZoDnH/D8limgAGpYYzRNBMOz1F2dFFptb/YfSQFu5RgMKaBqKq8kcm8IvNNoPAuB FEdQ== X-Gm-Message-State: AOAM532dkomngMjwJFPDXv0gwBgyjnGH5kA9NF50A1lBlIjRnjHafiVo ZVdvFbTMcb6W8U2KBCwFosE= X-Google-Smtp-Source: ABdhPJwTyaGYqlfvaTEz6scN32KAKYSEpXA0rZGM7IsqAJ/oOZlQM/8o9VVgFKeh99CV9X35abqZAw== X-Received: by 2002:a05:6512:3d0a:: with SMTP id d10mr19891828lfv.481.1632161562304; Mon, 20 Sep 2021 11:12:42 -0700 (PDT) Received: from localhost.localdomain (46-138-151-206.dynamic.spd-mgts.ru. [46.138.151.206]) by smtp.gmail.com with ESMTPSA id u3sm1775677lju.107.2021.09.20.11.12.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Sep 2021 11:12:41 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Lee Jones , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Nishanth Menon , Adrian Hunter , Rob Herring , Michael Turquette Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-staging@lists.linux.dev, linux-pwm@vger.kernel.org, linux-mmc@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, Mark Brown , Vignesh Raghavendra , Richard Weinberger , Miquel Raynal , Lucas Stach , Stefan Agner , Mauro Carvalho Chehab , David Heidelberg Subject: [PATCH v12 33/35] ARM: tegra: Add Memory Client resets to Tegra20 GR2D, GR3D and Host1x Date: Mon, 20 Sep 2021 21:11:43 +0300 Message-Id: <20210920181145.19543-34-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210920181145.19543-1-digetx@gmail.com> References: <20210920181145.19543-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Memory access must be blocked before hardware reset is asserted and before power is gated, otherwise a serious hardware fault is inevitable. Add reset for memory clients to the GR2D, GR3D and Host1x nodes. Tested-by: Paul Fertser # PAZ00 T20 Tested-by: Nicolas Chauvet # PAZ00 T20 Signed-off-by: Dmitry Osipenko --- arch/arm/boot/dts/tegra20.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index ce38055a8952..eb6e5518fb5f 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -40,8 +40,8 @@ host1x@50000000 { interrupt-names = "syncpt", "host1x"; clocks = <&tegra_car TEGRA20_CLK_HOST1X>; clock-names = "host1x"; - resets = <&tegra_car 28>; - reset-names = "host1x"; + resets = <&tegra_car 28>, <&mc TEGRA20_MC_RESET_HC>; + reset-names = "host1x", "mc"; operating-points-v2 = <&host1x_dvfs_opp_table>; power-domains = <&pd_core>; @@ -98,8 +98,8 @@ gr2d@54140000 { reg = <0x54140000 0x00040000>; interrupts = ; clocks = <&tegra_car TEGRA20_CLK_GR2D>; - resets = <&tegra_car 21>; - reset-names = "2d"; + resets = <&tegra_car 21>, <&mc TEGRA20_MC_RESET_2D>; + reset-names = "2d", "mc"; operating-points-v2 = <&gr2d_dvfs_opp_table>; power-domains = <&pd_core>; }; @@ -108,8 +108,8 @@ gr3d@54180000 { compatible = "nvidia,tegra20-gr3d"; reg = <0x54180000 0x00040000>; clocks = <&tegra_car TEGRA20_CLK_GR3D>; - resets = <&tegra_car 24>; - reset-names = "3d"; + resets = <&tegra_car 24>, <&mc TEGRA20_MC_RESET_3D>; + reset-names = "3d", "mc"; operating-points-v2 = <&gr3d_dvfs_opp_table>; power-domains = <&pd_3d>; };