From patchwork Mon Aug 21 16:02:47 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jerome Brunet X-Patchwork-Id: 9913237 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id CD33B602A0 for ; Mon, 21 Aug 2017 16:10:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C2E841FEBA for ; Mon, 21 Aug 2017 16:10:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B79A2287C1; Mon, 21 Aug 2017 16:10:36 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.3 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3A90028673 for ; Mon, 21 Aug 2017 16:10:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754386AbdHUQDK (ORCPT ); Mon, 21 Aug 2017 12:03:10 -0400 Received: from mail-wr0-f179.google.com ([209.85.128.179]:37391 "EHLO mail-wr0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932139AbdHUQDI (ORCPT ); Mon, 21 Aug 2017 12:03:08 -0400 Received: by mail-wr0-f179.google.com with SMTP id z91so101571781wrc.4 for ; Mon, 21 Aug 2017 09:03:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=u7hTrQdYqj7AkUYcAATDscw4tsL/7QGtInLnc70kmWY=; b=ZFvXanSsVd57klfvFQRXRGcH1h8uo7z0y0LaCfWtUJH+k4ep2GWEcDwyRQ3cilypY9 ysq0KvgNKP0P1G192sqNURK/naoJHM2DnbBaQsVhk/mIfvKA+DrO/rCS1nw6j9qAtRqC kpfaWs4fa/RqGplbLAapp7AZOREtOgpd6AM5dlSaWHoBxuhZ7KEW5kqEJ/xIgU34LpWI UfDWESmZphFHPdK4iU7RRv2i92Dyh8i5MHwtB6qu61tYxdOdLpcGRtqJUrEdSZq0N2AT Lyt1qvrMW+DvTPh2jbhIMnH3S21m6CBsOKESU/NZurd7tZmZCPJ/ACNbVgo+XmnZlLWP FsPQ== 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; bh=u7hTrQdYqj7AkUYcAATDscw4tsL/7QGtInLnc70kmWY=; b=mNUeBznUpjJY8XZmiyUBTnh24xFBwOzF4K7octrEzWG9YvNAJJuqkmUNjm4cSlRTtR ypGNGzy+9i1uQ3uVS9/S34nZpLPv34sTLsePYNkeYny9eS7CktnrPaVHOywUxrtWzfXg f/a/9vpCCqse4snc6fysvHouG8TKBHKVMxH3QTTydXsct1HJqPB9CYGUw7/ljZedsOSZ 3SRwPSCOYyROwHxWGifLOCV8blb7EgY5fJoQwMJd5tSxQmODYhtDktirhEgvhv5BezbC 1VZ8/tfnHPIPiY4Jxpl7AMygcRfJXekcoWWhIE0RM73xd8KAnPndt32uu3VfShAKE4rM F+0A== X-Gm-Message-State: AHYfb5hwnf0YaAS0DB4dAuQRaMIMXcNoKJsgn3qcxgbmrse93AeiGwQX pt3b2YXwF/yFg1o4 X-Received: by 10.223.171.209 with SMTP id s75mr2406646wrc.277.1503331387293; Mon, 21 Aug 2017 09:03:07 -0700 (PDT) Received: from localhost.localdomain ([90.63.244.31]) by smtp.googlemail.com with ESMTPSA id 63sm8120063wra.30.2017.08.21.09.03.06 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 21 Aug 2017 09:03:06 -0700 (PDT) From: Jerome Brunet To: Ulf Hansson , Kevin Hilman , Carlo Caione Cc: Jerome Brunet , linux-mmc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 02/16] mmc: meson-gx: remove CLK_DIVIDER_ALLOW_ZERO clock flag Date: Mon, 21 Aug 2017 18:02:47 +0200 Message-Id: <20170821160301.21899-3-jbrunet@baylibre.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20170821160301.21899-1-jbrunet@baylibre.com> References: <20170821160301.21899-1-jbrunet@baylibre.com> Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Remove CLK_DIVIDER_ALLOW_ZERO. This flag means that a 1 based divider with a 0 value will behave as a bypass clock The mmc divider does not behave like this, a 0 value disables the clock Remove this flag so CCF never allows a 0 value on this clock Fixes: 51c5d8447bd7 ("MMC: meson: initial support for GX platforms") Reviewed-by: Kevin Hilman Signed-off-by: Jerome Brunet --- drivers/mmc/host/meson-gx-mmc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index 4217287923d4..d480a8052a06 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c @@ -389,7 +389,7 @@ static int meson_mmc_clk_init(struct meson_host *host) host->cfg_div.width = __builtin_popcountl(CLK_DIV_MASK); host->cfg_div.hw.init = &init; host->cfg_div.flags = CLK_DIVIDER_ONE_BASED | - CLK_DIVIDER_ROUND_CLOSEST | CLK_DIVIDER_ALLOW_ZERO; + CLK_DIVIDER_ROUND_CLOSEST; host->cfg_div_clk = devm_clk_register(host->dev, &host->cfg_div.hw); if (WARN_ON(PTR_ERR_OR_ZERO(host->cfg_div_clk)))