From patchwork Thu Apr 24 21:43:56 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joel Fernandes X-Patchwork-Id: 4054181 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id C24189F271 for ; Thu, 24 Apr 2014 21:47:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 0936D20373 for ; Thu, 24 Apr 2014 21:47:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3C34C20364 for ; Thu, 24 Apr 2014 21:47:28 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WdRS3-00023e-1N; Thu, 24 Apr 2014 21:45:03 +0000 Received: from comal.ext.ti.com ([198.47.26.152]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WdRRm-0001qd-UI for linux-arm-kernel@lists.infradead.org; Thu, 24 Apr 2014 21:44:48 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id s3OLiR7k027106; Thu, 24 Apr 2014 16:44:27 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id s3OLiRFA032179; Thu, 24 Apr 2014 16:44:27 -0500 Received: from dflp33.itg.ti.com (10.64.6.16) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.174.1; Thu, 24 Apr 2014 16:44:26 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dflp33.itg.ti.com (8.14.3/8.13.8) with ESMTP id s3OLiQEO012888; Thu, 24 Apr 2014 16:44:26 -0500 Received: from joel-laptop.am.dhcp.ti.com (joel-laptop.am.dhcp.ti.com [10.247.29.57]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id s3OLiQt29794; Thu, 24 Apr 2014 16:44:26 -0500 (CDT) From: Joel Fernandes To: Linux OMAP List , Linux ARM Kernel List , Linux Kernel Mailing List Subject: [PATCH 13/26] ARM: OMAP2+: timer: Add comment on timer clk parenting Date: Thu, 24 Apr 2014 16:43:56 -0500 Message-ID: <1398375849-6017-14-git-send-email-joelf@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1398375849-6017-1-git-send-email-joelf@ti.com> References: <1398375849-6017-1-git-send-email-joelf@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140424_144447_060732_B7D7692B X-CRM114-Status: GOOD ( 10.82 ) X-Spam-Score: -5.7 (-----) Cc: Tony Lindgren , Joel Fernandes X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add a comment describing the state of system timer clock parenting. The code following the comment should be deleted once all platforms can do DT boot, and specially should not be executed for DT platforms once we can specify default clock parents through DT. Signed-off-by: Joel Fernandes --- arch/arm/mach-omap2/timer.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index f192a41..9fdff5b 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -313,6 +313,10 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer, if (IS_ERR(timer->fclk)) return PTR_ERR(timer->fclk); + /* + * Clock reparenting code, goes away for DT-boot atleast, + * once clock layer can do it through DT. + */ src = clk_get(NULL, fck_source); if (IS_ERR(src)) return PTR_ERR(src);