From patchwork Wed Apr 29 21:53:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 11518673 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A13101392 for ; Wed, 29 Apr 2020 21:56:26 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7CCCD20757 for ; Wed, 29 Apr 2020 21:56:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="MLgajSiI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7CCCD20757 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=atomide.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QARCWENCQ+841cSejnJNwXej20T9cqGO85MZE57idlk=; b=MLgajSiIlmRBi5 P15+aovwDPoekUsGUEPwLhrdNSnd4s7zZhGiP5dJ74Nf0x5sekXJnkOFnHhYc9YZ6BvJuahL2HYXc 2aXKc57Dl9RvS+sPI9jeYcbMmXfjmYe2CZ6iUIguOdbnV+3Y+ci3BKkECKoS8Voq+ttDVT9+jhkmN J1Vxh2Hs1F9p5pkrWMNxAZqvBmcywtTRRE6xycXAfCFWjw8t1OvyQA4eAHUs/h0bJui/Pzma/BwmN 0Z/Woh7UFPOp3NWd09gZhZnG8lMCELn/+P63tG+BtoPjCk3q9FiD/xX9RqrjqFq4lrXmcPSgo8C3u 3KcQAI0MsOobXJOqTmjA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jTugm-0005zH-B0; Wed, 29 Apr 2020 21:56:20 +0000 Received: from muru.com ([72.249.23.125]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jTuep-0002FK-3C for linux-arm-kernel@lists.infradead.org; Wed, 29 Apr 2020 21:54:20 +0000 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 0B508819C; Wed, 29 Apr 2020 21:55:05 +0000 (UTC) From: Tony Lindgren To: Daniel Lezcano , Thomas Gleixner Subject: [PATCH 05/15] bus: ti-sysc: Ignore timer12 on secure omap3 Date: Wed, 29 Apr 2020 14:53:52 -0700 Message-Id: <20200429215402.18125-6-tony@atomide.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200429215402.18125-1-tony@atomide.com> References: <20200429215402.18125-1-tony@atomide.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200429_145419_219974_D0B3A4BD X-CRM114-Status: UNSURE ( 9.19 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [72.249.23.125 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 SPF_NONE SPF: sender does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Aaro Koskinen , Lokesh Vutla , Keerthy , Michael Turquette , Graeme Smecher , linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, Tero Kristo , Stephen Boyd , Andreas Kemnade , "H. Nikolaus Schaller" , linux-omap@vger.kernel.org, Adam Ford , Brian Hutchinson , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Some early omap3 boards use timer12 for system timer, but for secure SoCs like on n900 it's not accessible. Likely we will be configuring unavailable devices for other SoCs too based on runtime SoC detection, so let's use a switch to start with. Cc: Keerthy Cc: Lokesh Vutla Cc: Tero Kristo Signed-off-by: Tony Lindgren --- drivers/bus/ti-sysc.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -2744,6 +2744,17 @@ static int sysc_init_soc(struct sysc *ddata) if (match && match->data) sysc_soc->soc = (int)match->data; + /* Ignore devices that are not available on HS and EMU SoCs */ + if (!sysc_soc->general_purpose) { + switch (sysc_soc->soc) { + case SOC_3430 ... SOC_3630: + sysc_add_disabled(0x48304000); /* timer12 */ + break; + default: + break; + }; + } + match = soc_device_match(sysc_soc_feat_match); if (!match) return 0;