From mboxrd@z Thu Jan 1 00:00:00 1970 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=-10.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 2C060C0650E for ; Sun, 7 Jul 2019 22:55:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 03D922063F for ; Sun, 7 Jul 2019 22:55:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="LoY66fPY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728025AbfGGWzJ (ORCPT ); Sun, 7 Jul 2019 18:55:09 -0400 Received: from mail-qt1-f193.google.com ([209.85.160.193]:41846 "EHLO mail-qt1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727865AbfGGWzE (ORCPT ); Sun, 7 Jul 2019 18:55:04 -0400 Received: by mail-qt1-f193.google.com with SMTP id d17so14875261qtj.8; Sun, 07 Jul 2019 15:55:03 -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 :mime-version:content-transfer-encoding; bh=cHY/PWsCS9Gy0qH6S2V8hqONNTeRxBp0T3nKwM2El6E=; b=LoY66fPYg85t4te8HoRiEMV8k/UF0/LgrmlMvqgOP6TN3TGIHJG3DqxlAu39/lfjkm st+MwJPZOlk6cgpch6Z9Ox6062BTKeXGnJzL3JafprtU//PxlrLKO0ZEv2ca8ibhmnzp /27csEff62SgvpvdIRD0Nd0uskg/VEzZd07LCB1WKZT2ApKOfDqM+0W5GclBNczMdX+R w4cThhfNwCT6x0L56lcBQYcobJ9iDF2vLnTw0eF1olwL02kenta6k2Jd259qqdJK01r0 mRQMpobURWPX0fwjG8gFRtXWZSZe/sTgz2j5gLwgZWjHzFqtNMOGvMbavXFmXBA/4Ldz dcJA== 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:mime-version:content-transfer-encoding; bh=cHY/PWsCS9Gy0qH6S2V8hqONNTeRxBp0T3nKwM2El6E=; b=P6NpoKZv1of743kGHFELGlm6mXYiUWk5/3Oi2xxiYifGpZYj88X8ob+v7gSdsCG3Ql fSVvqk+xtaHCKTBCjmZtuPpOKPxwlr0kj5qwGzTkEXjbjzUiiG2wzJzLUj/fOYCzsghp ZKuGCDd4RyBwZw1TUJRyzmKW29sGfc6aGsawQxxTE3KUzQsHvxz+2Ofkus1VrbSgCyvD dPtP9ai4tYTSHpaygJBgQvMy+aQQ6u/4rdPjdrZG67F4URjzhDM9PxIrbTGM9IG6Iel5 yDgYopklyfiIqnFRtFGFt/Zvdi3orWpvgzRMsBHASd3aqN7J6kguTAxL2cQUccMm7Pa7 93uw== X-Gm-Message-State: APjAAAXxxqW5JboyNvE32w0kMgk4NvuBn83tomawikrkq9hMUq3DAcCN ipOpI03kshgEi7qJUuBO0+0= X-Google-Smtp-Source: APXvYqw/WGQ0N9MsVr2DCMkQftNGPnoGXYo4DNnFAxlqO6MhkC6Lw+1eAc68if7pbMucvrK0BXSBRw== X-Received: by 2002:ac8:f8c:: with SMTP id b12mr11853475qtk.381.1562540103482; Sun, 07 Jul 2019 15:55:03 -0700 (PDT) Received: from localhost.localdomain (ppp79-139-233-208.pppoe.spdop.ru. [79.139.233.208]) by smtp.gmail.com with ESMTPSA id t2sm8217556qth.33.2019.07.07.15.55.01 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 07 Jul 2019 15:55:03 -0700 (PDT) From: Dmitry Osipenko To: Rob Herring , Michael Turquette , Joseph Lo , Thierry Reding , Jonathan Hunter , Peter De Schrijver , Prashant Gaikwad , Stephen Boyd Cc: devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 06/13] memory: tegra20-emc: Print a brief info message about the timings Date: Mon, 8 Jul 2019 01:54:17 +0300 Message-Id: <20190707225424.9562-7-digetx@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190707225424.9562-1-digetx@gmail.com> References: <20190707225424.9562-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org During boot print how many memory timings got the driver and what's the RAM code. This is a very useful information when something is wrong with boards memory timing. Suggested-by: Marc Dietrich Signed-off-by: Dmitry Osipenko --- drivers/memory/tegra/tegra20-emc.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index 85c24f285fd4..25a6aad6a7a9 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -368,6 +368,13 @@ static int tegra_emc_load_timings_from_dt(struct tegra_emc *emc, sort(emc->timings, emc->num_timings, sizeof(*timing), cmp_timings, NULL); + dev_info(emc->dev, + "got %u timings for RAM code %u (min %luMHz max %luMHz)\n", + emc->num_timings, + tegra_read_ram_code(), + emc->timings[0].rate / 1000000, + emc->timings[emc->num_timings - 1].rate / 1000000); + return 0; } -- 2.22.0