From patchwork Thu Feb 27 13:35:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 230517 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 1FEE5C3F363 for ; Thu, 27 Feb 2020 13:48:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DD41624656 for ; Thu, 27 Feb 2020 13:48:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582811284; bh=ofwbgNjBWpSvnTCV96oBhMiWdtYCquSy3RtoQ52qE2E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=xFSVSyaf2Emya0L9hfOWNuGDnExSdeVH8a18WvQNzfXF+099lOHfd9ZHu4EP9T3G6 N/PdxxOjhZjMyhDi5WR06HgeNTlqYKwughCEAsbRFvVCG4oeABI4GEpfZTEpBhgace bLtYsnsfUCkwHAnOhe9rmRCpahae1CUa6sX1iqig= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730779AbgB0NsA (ORCPT ); Thu, 27 Feb 2020 08:48:00 -0500 Received: from mail.kernel.org ([198.145.29.99]:44534 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730161AbgB0Nr5 (ORCPT ); Thu, 27 Feb 2020 08:47:57 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0F3E921D7E; Thu, 27 Feb 2020 13:47:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582811276; bh=ofwbgNjBWpSvnTCV96oBhMiWdtYCquSy3RtoQ52qE2E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bOvMYst/0OUlwa3yVUCkQ1o3ycP4DbX4+QECG6X4J5c6i4S0CFtjOxG5ajW8BntY0 bM3GGnL8QXByFdDvujo+BRKKfZeeoEDBA50lThLY1urGIkyeTyR+egRGT5LyEGwoLF jo4rB0szJaks8Xxk7UMffhl/dbPZQBYFGqVxtBNM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dmitry Osipenko , Thierry Reding , Sasha Levin Subject: [PATCH 4.9 070/165] soc/tegra: fuse: Correct straps address for older Tegra124 device trees Date: Thu, 27 Feb 2020 14:35:44 +0100 Message-Id: <20200227132241.631761356@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200227132230.840899170@linuxfoundation.org> References: <20200227132230.840899170@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dmitry Osipenko [ Upstream commit 2d9ea1934f8ef0dfb862d103389562cc28b4fc03 ] Trying to read out Chip ID before APBMISC registers are mapped won't succeed, in a result Tegra124 gets a wrong address for the HW straps register if machine uses an old outdated device tree. Fixes: 297c4f3dcbff ("soc/tegra: fuse: Restrict legacy code to 32-bit ARM") Signed-off-by: Dmitry Osipenko Signed-off-by: Thierry Reding Signed-off-by: Sasha Levin --- drivers/soc/tegra/fuse/tegra-apbmisc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/tegra/fuse/tegra-apbmisc.c b/drivers/soc/tegra/fuse/tegra-apbmisc.c index 5b18f6ffa45c7..cd61c883c19f5 100644 --- a/drivers/soc/tegra/fuse/tegra-apbmisc.c +++ b/drivers/soc/tegra/fuse/tegra-apbmisc.c @@ -134,7 +134,7 @@ void __init tegra_init_apbmisc(void) apbmisc.flags = IORESOURCE_MEM; /* strapping options */ - if (tegra_get_chip_id() == TEGRA124) { + if (of_machine_is_compatible("nvidia,tegra124")) { straps.start = 0x7000e864; straps.end = 0x7000e867; } else {