From patchwork Thu Jul 9 19:57:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eddie James X-Patchwork-Id: 1326202 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4B2n5c4SPWz9sRk for ; Fri, 10 Jul 2020 05:57:40 +1000 (AEST) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4B2n5c3Y57zDr97 for ; Fri, 10 Jul 2020 05:57:40 +1000 (AEST) X-Original-To: linux-aspeed@lists.ozlabs.org Delivered-To: linux-aspeed@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=eajames@linux.ibm.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4B2n5B0vZzzDqxQ for ; Fri, 10 Jul 2020 05:57:17 +1000 (AEST) Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 069JVc1F116185; Thu, 9 Jul 2020 15:57:09 -0400 Received: from ppma02wdc.us.ibm.com (aa.5b.37a9.ip4.static.sl-reverse.com [169.55.91.170]) by mx0a-001b2d01.pphosted.com with ESMTP id 325r2pr0fv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 09 Jul 2020 15:57:09 -0400 Received: from pps.filterd (ppma02wdc.us.ibm.com [127.0.0.1]) by ppma02wdc.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 069Jo3og005672; Thu, 9 Jul 2020 19:57:08 GMT Received: from b03cxnp08025.gho.boulder.ibm.com (b03cxnp08025.gho.boulder.ibm.com [9.17.130.17]) by ppma02wdc.us.ibm.com with ESMTP id 325k1vgpmx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 09 Jul 2020 19:57:08 +0000 Received: from b03ledav004.gho.boulder.ibm.com (b03ledav004.gho.boulder.ibm.com [9.17.130.235]) by b03cxnp08025.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 069Jv5TQ28508432 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 9 Jul 2020 19:57:05 GMT Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1BB7178066; Thu, 9 Jul 2020 19:57:07 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 896287805C; Thu, 9 Jul 2020 19:57:06 +0000 (GMT) Received: from ghost4.ibm.com (unknown [9.163.54.227]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Thu, 9 Jul 2020 19:57:06 +0000 (GMT) From: Eddie James To: linux-clk@vger.kernel.org Subject: [PATCH 0/2] clk: Aspeed: Fix eMMC clock speeds Date: Thu, 9 Jul 2020 14:57:04 -0500 Message-Id: <20200709195706.12741-1-eajames@linux.ibm.com> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-07-09_09:2020-07-09, 2020-07-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=1 clxscore=1011 bulkscore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501 mlxscore=0 malwarescore=0 mlxlogscore=605 impostorscore=0 spamscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007090131 X-BeenThere: linux-aspeed@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux ASPEED SoC development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ulf.hansson@linaro.org, linux-aspeed@lists.ozlabs.org, mturquette@baylibre.com, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, adrian.hunter@intel.com, sboyd@kernel.org Errors-To: linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linux-aspeed" There were two problems affecting clock speeds to the eMMC chip. Firstly, the AST2600 clock was not muxed correctly to be derived from the MPLL. Secondly, the SDHCI clock control divider was not calculated correctly. This series addresses these problems. Eddie James (2): clk: AST2600: Add mux for EMMC clock mmc: sdhci-of-aspeed: Fix clock divider calculation drivers/clk/clk-ast2600.c | 49 +++++++++++++++++++++++++----- drivers/mmc/host/sdhci-of-aspeed.c | 2 +- 2 files changed, 42 insertions(+), 9 deletions(-)