From patchwork Mon Feb 18 00:17:24 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 1043760 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="CUF0VKIL"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 442kyl5rHbz9sD4 for ; Mon, 18 Feb 2019 11:19:59 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728065AbfBRAT6 (ORCPT ); Sun, 17 Feb 2019 19:19:58 -0500 Received: from mail-pg1-f196.google.com ([209.85.215.196]:39691 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727390AbfBRAT6 (ORCPT ); Sun, 17 Feb 2019 19:19:58 -0500 Received: by mail-pg1-f196.google.com with SMTP id r11so7514188pgp.6; Sun, 17 Feb 2019 16:19:58 -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=EoaCOkUk5gTo3YGBlv0mXfCaFcXwFz99tNXwoGoos+Q=; b=CUF0VKILEd6e5TC6U/Lk5nkkqDiX0VIWU9IgUFZ0ZfyXaueXbEzZeuCCaXO9tpa9Q4 I8kHcc7SmVIrzdHiDayDq8QvKu4uxVe9gQVPuQuaIJ9+1vJ14bGcim8gMUvVX0MHGNzl GtjM/DGj27oZ3U5QVJwyXdYxdq21B3yo7Jdj12x56ffl5eboITDSRjrbLmhBFPPvmbDH 3hZ4WkqE5nUdKUAKT3Uwbh/x6KYP4V9rGz68rnKD5ZmOWu1V+DvcFbhyuW62pIBXShrc NaCyWyTXM9e+6isJJTm8aq6aFiz5nHepCVopinJSUqgk6M5DOoszn5LXdumiimzXUq1A 5jOA== 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=EoaCOkUk5gTo3YGBlv0mXfCaFcXwFz99tNXwoGoos+Q=; b=YROjAioKgH00C3L+B4SBys9O6rMi4gxrbH1ThZnzxAa7G3L0oWshxvfIlE5iJlfSOQ 11LEBDeODmHy8Mi1E+bbRR523E2laIt5yFPDGwvMqplPirH6jXWv7k0VehanohVPrxhc WQaLqGf52oh0/Hxc6U+vioWypktjTvkxpgQUXHqA0uL2IQ2oV4ikFytTKQkqfTDbtLCx iQYpU8H1uIqYW45skB2D9C4NH1rBWN8guqOD8STeZsHGoVrfhT6vakPztPMOaGoDO9Mb ojPr4FCP56927EgSTSTD5+S26AFrKWstzOdFGhFJypF5D7naCnOcHWhbkMAiBQQOhxsF CH4g== X-Gm-Message-State: AHQUAuYStGk3BXX7m37y0ilKmLoJkUXyQcmMzUTysBB9i8xRbEYAeqBV 5rcEmlvITjpmfojylvGcJ3s= X-Google-Smtp-Source: AHgI3IY26M/PoAW6QKgiAoUGCwB26eIUUKSsASUJvxvJcrOiGbH+GGYwoscq7O/Hmqh5WqIKoSHuVQ== X-Received: by 2002:a63:2312:: with SMTP id j18mr16365991pgj.344.1550449197904; Sun, 17 Feb 2019 16:19:57 -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 s73sm31518071pfi.124.2019.02.17.16.19.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 17 Feb 2019 16:19:57 -0800 (PST) From: Dmitry Osipenko To: Russell King , Thierry Reding , Jonathan Hunter , Robert Yang , =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= Cc: linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 6/8] ARM: tegra: Always boot CPU in ARM-mode Date: Mon, 18 Feb 2019 03:17:24 +0300 Message-Id: <20190218001726.16785-7-digetx@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190218001726.16785-1-digetx@gmail.com> References: <20190218001726.16785-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org CPU always jumps into reset handler in ARM-mode from the Trusted Foundations firmware, hence let's make CPU to always jump into kernel in ARM-mode regardless of the firmware presence. This is required to make Thumb-2 kernel working with the Trusted Foundations firmware on Tegra30. Signed-off-by: Dmitry Osipenko --- arch/arm/mach-tegra/reset-handler.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-tegra/reset-handler.S b/arch/arm/mach-tegra/reset-handler.S index a9f13230da2f..c827b185d281 100644 --- a/arch/arm/mach-tegra/reset-handler.S +++ b/arch/arm/mach-tegra/reset-handler.S @@ -112,7 +112,7 @@ ENTRY(__tegra_cpu_reset_handler_start) * NOTE: This code is copied to IRAM. All code and data accesses * must be position-independent. */ - + .arm .align L1_CACHE_SHIFT ENTRY(__tegra_cpu_reset_handler)