From mboxrd@z Thu Jan 1 00:00:00 1970 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=-8.8 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_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 54A4DC43381 for ; Sun, 17 Mar 2019 22:55:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 251362087F for ; Sun, 17 Mar 2019 22:55:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="sDq82OY4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727646AbfCQWz5 (ORCPT ); Sun, 17 Mar 2019 18:55:57 -0400 Received: from mail-pg1-f195.google.com ([209.85.215.195]:40790 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726229AbfCQWzz (ORCPT ); Sun, 17 Mar 2019 18:55:55 -0400 Received: by mail-pg1-f195.google.com with SMTP id u9so10023054pgo.7; Sun, 17 Mar 2019 15:55:55 -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=yq5wxwSzSOiQKae/Fl8cjis8j+TFJgO/dAYMPjapJ44=; b=sDq82OY4NHq+gWmXsU0zF/TyBXvRvQE89Ccg1fWIqHxltD2U5zgX3D/IsdwogTJfLc atB3UZ5TJCF9933+Ha1vhBfqCOVnZoXFRUx0TvQcHKs/kyX00Tdlppp4+8S24CCf2RG1 S+7KdclKfsd11lWm8z1slHNYGNuREULU5JTB4foy2DLZ0oDDqZ9Oib/uzuyw4avux8JE r6hJhVF2Ewicj2ta5O2W7kWIgspV7mdOSOD7aKBPHGpaT4WHLyLVynRisteAcHh4SaBp Rx7yr82DceGTD4eVlQTLe4n6DP/nTE5Ve5FvB1bBQgtlGekRtRpFNa1hYp8bsnkwhz0o nXzQ== 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=yq5wxwSzSOiQKae/Fl8cjis8j+TFJgO/dAYMPjapJ44=; b=AohM6dgQx65uIyvYW3diG5an3gciaOpegy0POWm24EUy/Pb/pXtxtlNNntb/X0N2l5 lp7HrxRnw1qSnYT+NJT06wdeqsnyg+PUZTjWfuTxX9r8gyBj+ZxsP6IuGCXqeb48kXOY wNq4ojGNPL20rJvgilpJgiIxvk/H6/EZ616fbylvccdZAR0sRu3ybzz5vC5eK2OCVoz3 BZiW2vIj63bSsgMdrBF850ypDTCKYqvVfSxCnAMI7szIPcKN05B9Taf8cggov+roiU5u kZP8nXpcL/CLgNUG60g6CQMRq1ytyHbraiCxa9T+8zJqOM9HNFOTDcK4qT1EM1cTCiRp WN6g== X-Gm-Message-State: APjAAAV02VLwGnFtVjdGiphw53xhAPGkqu6A6w3y3bF9tJ7SJfQSISYm rcYS0x1R8OKzu5kP6yfW1FU= X-Google-Smtp-Source: APXvYqxFiScNA8yf0lov+46e0AgC7VJxPldRn92Ro7qqB4qo5NE1wtdvXtzl7YI3ipSWiz2LwD0rUg== X-Received: by 2002:a65:47cb:: with SMTP id f11mr14875231pgs.18.1552863355027; Sun, 17 Mar 2019 15:55:55 -0700 (PDT) Received: from localhost.localdomain (ppp94-29-37-86.pppoe.spdop.ru. [94.29.37.86]) by smtp.gmail.com with ESMTPSA id v2sm13738838pfg.118.2019.03.17.15.55.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 17 Mar 2019 15:55:54 -0700 (PDT) From: Dmitry Osipenko To: Russell King , Thierry Reding , Jonathan Hunter , Robert Yang , =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= Cc: linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v10 4/7] ARM: tegra: Set up L2 cache using Trusted Foundations firmware Date: Mon, 18 Mar 2019 01:52:07 +0300 Message-Id: <20190317225211.23091-5-digetx@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190317225211.23091-1-digetx@gmail.com> References: <20190317225211.23091-1-digetx@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tegra30 L2 cache should be initialized using firmware call if CPU is running in insecure mode. Set up the required outer-cache write_sec() callback early during boot using the firmware API, it is always a NO-OP on T114+ and is NO-OP on T20/30 if Trusted Foundations firmware node isn't present in device-tree. Tested-by: Robert Yang Tested-by: Michał Mirosław Signed-off-by: Dmitry Osipenko --- arch/arm/mach-tegra/tegra.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c index f9587be48235..1e89cfefbf68 100644 --- a/arch/arm/mach-tegra/tegra.c +++ b/arch/arm/mach-tegra/tegra.c @@ -38,6 +38,7 @@ #include #include +#include #include #include #include @@ -74,6 +75,7 @@ static void __init tegra_init_early(void) { of_register_trusted_foundations(); tegra_cpu_reset_handler_init(); + call_firmware_op(l2x0_init); } static void __init tegra_dt_init_irq(void) -- 2.20.1