From patchwork Tue Nov 30 23:23:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 12648613 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 2262CC433FE for ; Tue, 30 Nov 2021 23:25:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 619A86E84D; Tue, 30 Nov 2021 23:24:41 +0000 (UTC) Received: from mail-lf1-x132.google.com (mail-lf1-x132.google.com [IPv6:2a00:1450:4864:20::132]) by gabe.freedesktop.org (Postfix) with ESMTPS id 620776E7EC for ; Tue, 30 Nov 2021 23:24:33 +0000 (UTC) Received: by mail-lf1-x132.google.com with SMTP id bu18so58016625lfb.0 for ; Tue, 30 Nov 2021 15:24:33 -0800 (PST) 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=EhlDIlIDsNVFTr5Q8VNTSCXABzQ4ZRHMvuz4cuElJaI=; b=HLwwtuno+q8YKVRyLlVnn0SkXeK/ld2EqLBtsYo4WOBg/C9VmHifYp5q2qBZ8rcmGr h5byPqdi5UlOX05T0WftQ43Q3ZUKYPKvpHtbHlEsSqC0Bssbi5nkxQ4mIsffrVIO/DPw FEgPrjgelY5JzUQHjjxgqi/U3DXhT39/N09rNaBxyYN1P3ZJuoWyEphcsgWVg5H8JyN7 Tp8wX4bPDDXpLzpEWDbYwrdbjhnvFw4JuXMPzL6JH0yLFsxtmNHQoHfUry9J4KyE3fXE KpWLpRFseMp1zSrsSnq0dIa6l3YMyk+7PvnZUU0N8KLlNp7iNiv50EBuUWTCMLcfOLk+ rSLw== 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=EhlDIlIDsNVFTr5Q8VNTSCXABzQ4ZRHMvuz4cuElJaI=; b=Q4ZtMGFFc5mgGpPOwMxTWEEW3XBF8aOHQF7XL1doel6ARiku/Bjq6BsxbOwMNIIhyP Ff/vLtmqMFqX9VsAIfrTElEdGG2kEkJp0QPGBRzJL7PRrv4Li2udxNzknCdpUqAvBy1t lyXdSSrKDbj0rFAK2YHzU+V+aVoNoVbaSgKEKqQGRckRNbQCBLV1m3pyI2UIoWA1MCz3 hCXnmHLJzpki1TbcpM1q0fD+1XEcul1k3VI/m72tV6f1WN0GswvIpyB+79HuLWGf8J6Y bWQfTneCXBAKgEh5BO2tmarqLIKI6X5A3n2VyyNKoGe6kfQ0+rXP60onQf/ItnAlwZVh lvzQ== X-Gm-Message-State: AOAM5312c6grPVXA+nb2cqxhggqUlTgAHO2tP0Vv9CEq+UGUxXwPU7Ji 8NJubtDOoIctc67y4GtLfc8= X-Google-Smtp-Source: ABdhPJwgBmpTPWGoE5wlmkHA8FC4JwHuGKMd4RYMtWxSY8P0RGVDESESrvpM8Hf6GRLRF59dpUnlJg== X-Received: by 2002:a05:6512:118e:: with SMTP id g14mr2237268lfr.561.1638314671809; Tue, 30 Nov 2021 15:24:31 -0800 (PST) Received: from localhost.localdomain (94-29-46-111.dynamic.spd-mgts.ru. [94.29.46.111]) by smtp.gmail.com with ESMTPSA id x199sm1860735lff.284.2021.11.30.15.24.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Nov 2021 15:24:31 -0800 (PST) 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 Subject: [PATCH v16 38/40] ARM: tegra: Add Memory Client resets to Tegra20 GR2D, GR3D and Host1x Date: Wed, 1 Dec 2021 02:23:45 +0300 Message-Id: <20211130232347.950-39-digetx@gmail.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211130232347.950-1-digetx@gmail.com> References: <20211130232347.950-1-digetx@gmail.com> MIME-Version: 1.0 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-pwm@vger.kernel.org, linux-pm@vger.kernel.org, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, David Heidelberg , linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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 1898351a099f..7b69ffc57abe 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"; power-domains = <&pd_core>; operating-points-v2 = <&host1x_dvfs_opp_table>; @@ -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"; power-domains = <&pd_core>; operating-points-v2 = <&gr2d_dvfs_opp_table>; }; @@ -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"; power-domains = <&pd_3d>; operating-points-v2 = <&gr3d_dvfs_opp_table>; };