From patchwork Thu Sep 20 17:58:25 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anand Moon X-Patchwork-Id: 10608379 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1103C913 for ; Thu, 20 Sep 2018 17:59:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 07EBC2E52E for ; Thu, 20 Sep 2018 17:59:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F04D92E534; Thu, 20 Sep 2018 17:59:13 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI 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 9B39E2E52E for ; Thu, 20 Sep 2018 17:59:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388062AbeITXnr (ORCPT ); Thu, 20 Sep 2018 19:43:47 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:41389 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726799AbeITXnr (ORCPT ); Thu, 20 Sep 2018 19:43:47 -0400 Received: by mail-pl1-f196.google.com with SMTP id b12-v6so4700646plr.8; Thu, 20 Sep 2018 10:59:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=7ozPV58ZprJGFFho2v59oZM+irN0bDqxCFuUpPHJrUY=; b=ZHmux/k/8jxmv3+h2FLiUodfeb2AKDEFAEVRggaBpGB29zXoMr38Uvp11up9IE3rps 6YRPC4UmSWYJIjYppG6i50HlimtIa9IRbzGX/SdzVBYns4k3GoObqNFEK2iIPeamQq+2 UQhf3lajmTIJWDWiqYyhBeJk80kPEZ85EaxDyssw6v0d9N47J2aIq6/Qi5s+LHGP+b0z n0WszHK8VSJ/PBrDcfkr3L0Bksxp/19pw0VYov8t4Eyejy7G0+7bDPsMLQI3mU9zreBM xowcPtemqw8bRqVhKys4y3Zxsi3EOLgAWtx0UX5Pv6/6E2slz08eqbhk6xc6vaFby71P zkFQ== 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=7ozPV58ZprJGFFho2v59oZM+irN0bDqxCFuUpPHJrUY=; b=gCO9qrR3QXKOZpRktBr97MhLCAMPEj07zaDxcK0E9lm6Hcsh6LkswTBcUhROuDlmF7 j/Xi5EXnpnaDd76cgtO8YF/FcwXXsBnkF3br4FTzYUpCwoSqyLVkmrY1QlK1YA0mzF0M 7n6Qau39nbXJAyC2nzde9Bq4PuoQTbPWa1NgKgKgV45e6rXSC2wDfzhGmR0TkcFydlee pkP7gKMo2buPlmDMymwPP8jfkSZkGC3lRrpvjNpiEvo4Q+LDMMWpWv6X9M3X7y8Qvduh /dovzoYttMcGDSH1JQCq75Lwvy/ugxCfOW4JWkEWjCXqHfidDH4fGLCK/BIFkJbL1xGe RkQw== X-Gm-Message-State: APzg51CGjf2QfbBA7rO0gmwKUzLRg4oNRvI6EFuzwdwCh4bZt3POUWEJ 7me54a34E8vmUx5Id8ILi/rYNByG X-Google-Smtp-Source: ANB0VdbN1hKuu5TfYkUXgbO1f9H3VAhd4Jj6Qkr2sqizS9bZAsKmV7Yap+THbBWhlTruoTpw5RB4GQ== X-Received: by 2002:a17:902:a507:: with SMTP id s7-v6mr39595693plq.303.1537466347809; Thu, 20 Sep 2018 10:59:07 -0700 (PDT) Received: from localhost.localdomain ([103.51.74.159]) by smtp.gmail.com with ESMTPSA id n29-v6sm29963555pgl.30.2018.09.20.10.59.03 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 20 Sep 2018 10:59:07 -0700 (PDT) From: Anand Moon To: Rob Herring , Mark Rutland , Kukjin Kim , Krzysztof Kozlowski , Marek Szyprowski , Jaehoon Chung , Ulf Hansson Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org Subject: [PATCHv3 6/7] ARM: dts: exynos5422: update maximum frequency for emmc to 200MHz Date: Thu, 20 Sep 2018 17:58:25 +0000 Message-Id: <20180920175826.1284-7-linux.amoon@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180920175826.1284-1-linux.amoon@gmail.com> References: <20180920175826.1284-1-linux.amoon@gmail.com> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP set the max-frequency to 200MHz for optimal performace of eMMC. Signed-off-by: Anand Moon --- This patch is new to this series. MMC root@odroid:~# sudo cat /sys/kernel/debug/mmc0/ios clock: 200000000 Hz actual clock: 200000000 Hz vdd: 7 (1.65 - 1.95 V) bus mode: 2 (push-pull) chip select: 0 (don't care) power mode: 2 (on) bus width: 3 (8 bits) timing spec: 10 (mmc HS400) signal voltage: 1 (1.80 V) driver type: 0 (driver type B) --- arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi index 96e281c0a118..5748f840becc 100644 --- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi +++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi @@ -386,6 +386,7 @@ cap-mmc-highspeed; mmc-hs200-1_8v; mmc-hs400-1_8v; + max-frequency = <200000000>; vmmc-supply = <&ldo18_reg>; vqmmc-supply = <&ldo3_reg>; };