From patchwork Thu Oct 31 16:53:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Andreas_F=C3=A4rber?= X-Patchwork-Id: 11221607 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 6F21515AB for ; Thu, 31 Oct 2019 16:55:11 +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 1585020873 for ; Thu, 31 Oct 2019 16:55:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="G53Vmyj4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1585020873 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de 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=JiFPHwkcqnLCzC8xNbNM6LovgkVYgyQ+Xvr3wNuqBNw=; b=G53Vmyj4hd+/ul T/Ov1buxCVthd9Mrx8RSltWz8rIDCndEWFjpFbgAjKtZ2cQzMKdhqTWMfOW/h/LDy8nF98t7McSGH 41IbL/YHFsQL3Pi3Wsy6N7ScBS0R5OJzjIrfl2wJ5/Fk5wZ6xS2ygETiFBIHST1DHpoIoiVPzHjEA WXtmyoF4APPxS5ihh79orSnsT6bL3l9tLzPmpPbsOCiG/8QWlFB+atMM+1vjwopvuM9J4mBIRAcr1 Lkc5YyzwhllBves83hgHnziG5FpHpG1pteRjXkimZTJQqSbP6oJOQdRVwH7uzzZEDlExBQF5s6OTg 83uliXHgNMXtEQlZosLg==; 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 1iQDiw-0005QR-7b; Thu, 31 Oct 2019 16:55:02 +0000 Received: from mx2.suse.de ([195.135.220.15] helo=mx1.suse.de) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iQDhE-0003t7-2U; Thu, 31 Oct 2019 16:53:18 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id BE77AB30A; Thu, 31 Oct 2019 16:53:12 +0000 (UTC) From: =?utf-8?q?Andreas_F=C3=A4rber?= To: linux-realtek-soc@lists.infradead.org Subject: [PATCH v2 4/4] ARM: realtek: Enable RTD1195 arch timer Date: Thu, 31 Oct 2019 17:53:07 +0100 Message-Id: <20191031165308.14102-5-afaerber@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20191031165308.14102-1-afaerber@suse.de> References: <20191031165308.14102-1-afaerber@suse.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191031_095316_363528_6B4763E2 X-CRM114-Status: UNSURE ( 8.92 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [195.135.220.15 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO 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: Russell King , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, =?utf-8?q?Andreas_F=C3=A4rber?= Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Without this magic write the timer doesn't work and boot gets stuck. Signed-off-by: Andreas Färber --- v2: New arch/arm/mach-realtek/rtd1195.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm/mach-realtek/rtd1195.c b/arch/arm/mach-realtek/rtd1195.c index 99e5d3e96a8e..cd16f1e99646 100644 --- a/arch/arm/mach-realtek/rtd1195.c +++ b/arch/arm/mach-realtek/rtd1195.c @@ -5,6 +5,9 @@ * Copyright (c) 2017-2019 Andreas Färber */ +#include +#include +#include #include #include @@ -24,6 +27,18 @@ static void __init rtd1195_reserve(void) rtd1195_memblock_remove(0x18100000, 0x01000000); } +static void __init rtd1195_init_time(void) +{ + void __iomem *base; + + base = ioremap(0xff018000, 4); + writel(0x1, base); + iounmap(base); + + of_clk_init(NULL); + timer_probe(); +} + static const char *const rtd1195_dt_compat[] __initconst = { "realtek,rtd1195", NULL @@ -31,6 +46,7 @@ static const char *const rtd1195_dt_compat[] __initconst = { DT_MACHINE_START(rtd1195, "Realtek RTD1195") .dt_compat = rtd1195_dt_compat, + .init_time = rtd1195_init_time, .reserve = rtd1195_reserve, .l2c_aux_val = 0x0, .l2c_aux_mask = ~0x0,