From patchwork Thu Jun 3 18:22:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "A, Rashmi" X-Patchwork-Id: 12297815 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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 85158C47096 for ; Thu, 3 Jun 2021 18:23:46 +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 4D256613BF for ; Thu, 3 Jun 2021 18:23:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4D256613BF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Ch6ZR/Z7gGCaHHDqycdCrql9fOjXuvxqz/OAa+xbd6Y=; b=lrczlUlNDEyF64 fxerJiI51fJ6Ogk6/QPhIRVBs6XcvyfL55NcReIBYz8EuP4oqDsDHlhQLLxG6U4r+SOtLiOQ7JoNi WKDF6LY3jqtNaNl9+w4q2PDy36F2/vU7YaaifSqda0/H5dlJurbRor6tDkbyMdV0LbyxWQ8ta2hxR dR6fjDklvhB0AMF237FEoedoXIj81XkgKHSUFKWvD1GOuNQlHn2nw+qWHXfHrm2MELO5HXRgRdVJx MFE+l2dhYNpa3BANaMmgovK2vakqa+LZtRVwoyuZuB2+gp2oVPnUn2SqHcz6HxYxdODNrs1SP2QLq zL551x0J6UP/MOhPfMug==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1los0P-00AAAr-RK; Thu, 03 Jun 2021 18:23:45 +0000 Received: from mga04.intel.com ([192.55.52.120]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lorze-00A9hs-U8; Thu, 03 Jun 2021 18:23:00 +0000 IronPort-SDR: ptlT5Lw8T82KnfuD4GFABOkFPcXDobJX2zQVjaQ2CAcu2vN4ZoDEb+TomMx0ICVz8smBy1SMyV oXDEwYWqEPFQ== X-IronPort-AV: E=McAfee;i="6200,9189,10004"; a="202257965" X-IronPort-AV: E=Sophos;i="5.83,246,1616482800"; d="scan'208";a="202257965" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Jun 2021 11:22:58 -0700 IronPort-SDR: D+avzjsf6I/iFZiMJ35B0jk7tlOXafIUv+nJ6XVxw3UrSMKNG5PqDekxYZ9JyFZYSGRNTfOpzm 0+k8jS4ZCyzQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,246,1616482800"; d="scan'208";a="636326876" Received: from coresw01.iind.intel.com ([10.223.252.64]) by fmsmga005.fm.intel.com with ESMTP; 03 Jun 2021 11:22:54 -0700 From: rashmi.a@intel.com To: linux-drivers-review-request@eclists.intel.com, michal.simek@xilinx.com, ulf.hansson@linaro.org, linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kishon@ti.com, vkoul@kernel.org, andriy.shevchenko@linux.intel.com, linux-phy@lists.infradead.org Cc: mgross@linux.intel.com, kris.pan@linux.intel.com, furong.zhou@intel.com, mallikarjunappa.sangannavar@intel.com, adrian.hunter@intel.com, mahesh.r.vaidya@intel.com, nandhini.srikandan@intel.com, lakshmi.bai.raja.subramanian@intel.com, rashmi.a@intel.com Subject: =?utf-8?q?=5B=E2=80=9CPATCH=E2=80=9D_2/2=5D_phy=3A_intel=3A_Fix_for?= =?utf-8?q?_warnings_due_to_EMMC_clock_175Mhz_change_in_FIP?= Date: Thu, 3 Jun 2021 23:52:42 +0530 Message-Id: <20210603182242.25733-3-rashmi.a@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210603182242.25733-1-rashmi.a@intel.com> References: <20210603182242.25733-1-rashmi.a@intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210603_112259_033631_93166C39 X-CRM114-Status: UNSURE ( 8.65 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org From: Rashmi A Since the EMMC clock was changed from 200Mhz to 175Mhz in FIP, there were some warnings introduced, as the frequency values being checked was still wrt 200Mhz in code. Hence, the frequency checks are now updated based on the current 175Mhz EMMC clock changed in FIP. Spamming kernel log msg: "phy phy-20290000.mmc_phy.2: Unsupported rate: 43750000" Signed-off-by: Rashmi A Reviewed-by: Adrian Hunter Acked-By: Vinod Koul --- drivers/phy/intel/phy-intel-keembay-emmc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/phy/intel/phy-intel-keembay-emmc.c b/drivers/phy/intel/phy-intel-keembay-emmc.c index eb7c635ed89a..0eb11ac7c2e2 100644 --- a/drivers/phy/intel/phy-intel-keembay-emmc.c +++ b/drivers/phy/intel/phy-intel-keembay-emmc.c @@ -95,7 +95,8 @@ static int keembay_emmc_phy_power(struct phy *phy, bool on_off) else freqsel = 0x0; - if (mhz < 50 || mhz > 200) + /* Check for EMMC clock rate*/ + if (mhz > 175) dev_warn(&phy->dev, "Unsupported rate: %d MHz\n", mhz); /*