From patchwork Tue Jul 30 16:56:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 1139120 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="RgWL5H0a"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45yjTC3ZnTz9sBZ for ; Wed, 31 Jul 2019 02:59:27 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728676AbfG3Q7V (ORCPT ); Tue, 30 Jul 2019 12:59:21 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:43642 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729736AbfG3Q6S (ORCPT ); Tue, 30 Jul 2019 12:58:18 -0400 Received: by mail-wr1-f67.google.com with SMTP id p13so66548942wru.10; Tue, 30 Jul 2019 09:58:17 -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=RgWL5H0abdsOwXIac0uk/56Qpu8Dml3donOrYITO24N5I+EnLII2X5yAKHLyjnUUks k6SiXHGvJjI3cynhy48jDglqa+w5KNfWmnDN40HOdpLfxidJIQ6x6SGnhf91KoX6cT/7 rIIwoMVNT0LHM3Ojm3bcz/ywA5X7gmej0lVsuWO2NJwmQk0aODkAIjXzAbS1xMLDPPXH LXxngxauImVR5cZ/IeUt4oX9KBlva8JWARcA9omSG+bYJCW0E+7lC8AQChsnFP+bhlSz kU8jHeM5B5CX909YH65KKhO64jncXB3WD8XIRQ3wtw9QOJc4CxwsMos499pKdsdtlb4D xc5g== 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=BAPCYk4OBEgb1JsaYwiPTKmD8Sb4h5kcr47CoTbsaqlokEPXo1dIO0NiCe//DsLD3z VOSjHJVhF9V8pFxVGvFs7jjyxc0Z5GLEkNf3gv3GV3MO8D7JFO6lakpVyv8JwAO7h+eo jrijPIKWM/awjZFPCYndhTFkH0ax3eN8RurKXPEgYQITb9IctDqeExYyqc9+NjeeZnrq siJ8yn45dzKAbwCXt8jp9rdvgjFGxjmnNh6NoyhncWzO3M/FVfeAq7rjhPnKMrAfzQsy rqEVkohKCsSoti3Ht7iJdLWFIGlV1Q4wwyknpwOMliGvc4tcKUme3kqg3xJsVxZVSObv ENcg== X-Gm-Message-State: APjAAAUJ/IJABGqYuFIc+KrnNRXaF0SIBvw4LORbW0/OXFEzSnAhKkNV vEExxwh57kOdd8RppZuRcsMD/MCP X-Google-Smtp-Source: APXvYqyrsktUZZ3xbBXfS16fNrP8gGuWqmcaULBm5PX+z5WSnr534qgc8EXw5VVqQNiKjXWTTRZktA== X-Received: by 2002:a5d:50d1:: with SMTP id f17mr74521257wrt.124.1564505896476; Tue, 30 Jul 2019 09:58:16 -0700 (PDT) Received: from localhost.localdomain (ppp91-78-220-99.pppoe.mtu-net.ru. [91.78.220.99]) by smtp.gmail.com with ESMTPSA id r5sm70845040wmh.35.2019.07.30.09.58.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 30 Jul 2019 09:58:16 -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 v9 06/15] memory: tegra20-emc: Print a brief info message about the timings Date: Tue, 30 Jul 2019 19:56:09 +0300 Message-Id: <20190730165618.10122-7-digetx@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190730165618.10122-1-digetx@gmail.com> References: <20190730165618.10122-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@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; }