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=-9.1 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 433E6C43381 for ; Sun, 3 Mar 2019 17:13:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 11EA520857 for ; Sun, 3 Mar 2019 17:13:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="MtD7TBbX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726606AbfCCRNw (ORCPT ); Sun, 3 Mar 2019 12:13:52 -0500 Received: from mail-pl1-f195.google.com ([209.85.214.195]:42140 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726530AbfCCRNw (ORCPT ); Sun, 3 Mar 2019 12:13:52 -0500 Received: by mail-pl1-f195.google.com with SMTP id v11so1345196plg.9; Sun, 03 Mar 2019 09:13:51 -0800 (PST) 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=MtD7TBbXLyW6fjethOzFExYZI8piXlJEpV2qEZKIYUw42knJE9ItuU5wuzL6Ign6Sq VF0KfgM79UEJNfn+oQ4S/e5QtgXk/5UwNLdW/6tdFh2BI+PQMgcNMeig8XaIQrm/FpCC a/BU+Owy9YzpICcSwliPiU9NYFSMpSU4pGmXeUXOUEYl0AUz9Ux1HLWsGAOPBAjQgp5v bW0+ZV9SWPUz/A4c0b7/2E6ejxVY3Pc2o/JGv8IzOPBygQVYiuRLD+S49/WekIttte0+ Wo/fj8OMKyf0bgVJ9Ju4oY0ykw4uaZyJ8jCusKEJ4bd9RC4Tmx0clVkqRfue9khM9bxa 3rZw== 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=lhJIFaCh17mzopXNHqmCRZM5UYMXnwF9O9xMYZDNkt9SCMGA/vxtj5vCi1IBS88Tkx jutt+jXvddW5ODeJ+UDWsl9LbddbF4dKZf6RmuSxhQpNAdTHz8pAypsTmAB5Hc3e9kI4 7dnc1vOH5xWzMycNmqaoSIMZQCzsOcF7ojdn3ojfkTAUTxkTPp+l011rIVRk+f4w3ZzB TsD8+0JsjKc+LAWd/aLtsWeZ3LatEy0Xmly7rnQ5LlqEmpJDUcU24QSgaoTLgWt+R1CB wD86TB3H5YrMDeCcN3tuahA8/XD61JVcGuxNIxMfmxzu3GX6/sYKDiKghRiFh2oFp0aM ubVw== X-Gm-Message-State: APjAAAWzBSTFgM/HlvJ4UaCYZM33hl7VtPx9PhrNcm5rJr+VdrXVZHLB roKEQSrqDlJt03xChZekVzQ= X-Google-Smtp-Source: APXvYqysRSIMaTkF2jEZg2EV10D31KYgs37WSSrRrIQwB1hI5QxwgHTB/mbyIiwICzZXKvuEzHTqkA== X-Received: by 2002:a17:902:33c1:: with SMTP id b59mr15885023plc.220.1551633231506; Sun, 03 Mar 2019 09:13:51 -0800 (PST) Received: from localhost.localdomain (ppp91-79-175-49.pppoe.mtu-net.ru. [91.79.175.49]) by smtp.gmail.com with ESMTPSA id e22sm5349412pfi.126.2019.03.03.09.13.45 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 03 Mar 2019 09:13:51 -0800 (PST) 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 v9 4/7] ARM: tegra: Set up L2 cache using Trusted Foundations firmware Date: Sun, 3 Mar 2019 20:12:11 +0300 Message-Id: <20190303171214.24821-5-digetx@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190303171214.24821-1-digetx@gmail.com> References: <20190303171214.24821-1-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