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[91.78.208.152]) by smtp.gmail.com with ESMTPSA id f23sm2449005lja.60.2020.03.29.18.09.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 29 Mar 2020 18:09:49 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , =?UTF-8?q?Artur=20=C5=9Awigo=C5=84?= , Georgi Djakov , Rob Herring Cc: linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v2 15/22] memory: tegra20-emc: Create tegra20-devfreq device Date: Mon, 30 Mar 2020 04:08:57 +0300 Message-Id: <20200330010904.27643-16-digetx@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200330010904.27643-1-digetx@gmail.com> References: <20200330010904.27643-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The tegra20-devfreq driver provides memory frequency scaling functionality and it uses EMC clock for the scaling. Since tegra20-devfreq is a software driver, the device for the driver needs to be created manually. Let's do it from EMC driver since it provides the clk rate-change functionality. Signed-off-by: Dmitry Osipenko --- drivers/memory/tegra/tegra20-emc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index a2fcff221659..867cd518b32e 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -838,6 +838,9 @@ static int tegra_emc_probe(struct platform_device *pdev) err); } + if (IS_ENABLED(CONFIG_ARM_TEGRA20_DEVFREQ)) + platform_device_register_simple("tegra20-devfreq", -1, NULL, 0); + return 0; unset_cb: -- 2.25.1 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=-9.3 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,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 58A3EC2D0E9 for ; Mon, 30 Mar 2020 07:13:08 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 2C8AE2073B for ; Mon, 30 Mar 2020 07:13:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="b0LrrTZV" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2C8AE2073B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 683A46E0DA; Mon, 30 Mar 2020 07:11:56 +0000 (UTC) Received: from mail-lj1-x242.google.com (mail-lj1-x242.google.com [IPv6:2a00:1450:4864:20::242]) by gabe.freedesktop.org (Postfix) with ESMTPS id 797E889F0B for ; Mon, 30 Mar 2020 01:09:51 +0000 (UTC) Received: by mail-lj1-x242.google.com with SMTP id n17so16301007lji.8 for ; Sun, 29 Mar 2020 18:09:51 -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=1McuIoe+/gchddRsq87TQMJQf8Rp7Vve2u5t5nrquN0=; b=b0LrrTZVzfHMBFktbu8bi6guGoeKKYPyscr7FgSWXG8u5NEJwgkgd6Oyd11o9AFkoa TJNRZTaOFIj+wksmETf023Gl95/UvNxOrZPZCgJo+CCS13hlTwQqZGgnR2p+FOX++w2G dlPcja6KqQNs3by9CFOpE6X3lZkbRcnKld/P5a6ZWBBWV3OSG+oLLBPDh+RmZTrhog6K JtlmkEgi4AluGfvdPtX1nbyxza05ITPOLChyv56T6E57hQxG8I6s/vVAcSIczOUFs3t2 ds7aaFehKmS0wFvsksjfmvjKUKyr15eDGViJUhI2IqTH9tjYelqKLRspXLkgj6WD4qen XmiA== 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=1McuIoe+/gchddRsq87TQMJQf8Rp7Vve2u5t5nrquN0=; b=g4otFkAdrIcNMMl9NSJb7BPqgH/ZJLg2WE95fsHKV+7z6Dq18rCpbEkuresnvxgx/h FZq0nhpahbeNyp3eZ66y4/Mw8vkwrCGm6wAvJ6y/h8fSPomFfZamBaHYYEASU4VYf1TH JlmIyndFp0idaUDFr5dg6QOx+bVv1i6qNJ2xb0jkhIq8hsLztfd8eui1FtKk/k14lOf6 aK21dC40TVMYuFNyY4kaqzkF8gaqjhMdd7QPW8Kzkx0gd3CnqUaZSaQ5m6UM8Ybi59Ec NgT7YBLMI4G6OI8JbyEBRbHDe9qc2ISLXPMBaJVw3AzZtmvEDYMF0IK9u+AKCsSuqLyt v3Pg== X-Gm-Message-State: AGi0Pub1inDgdHSER455Sv0PxQRzJAJc7c6usnt9x+iSjQDzv6tN4Vu+ QqQ1ZFPWlsqr7roYR2CtqgUPnSds X-Google-Smtp-Source: APiQypIdK6kO0xOLWty28oV/L6mJHCpdn490Kvca3eAPIUp5XW8mOja7127egPyznp9kVIoEwMooqQ== X-Received: by 2002:a2e:b04d:: with SMTP id d13mr5775623ljl.278.1585530589939; Sun, 29 Mar 2020 18:09:49 -0700 (PDT) Received: from localhost.localdomain (ppp91-78-208-152.pppoe.mtu-net.ru. [91.78.208.152]) by smtp.gmail.com with ESMTPSA id f23sm2449005lja.60.2020.03.29.18.09.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 29 Mar 2020 18:09:49 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , =?UTF-8?q?Artur=20=C5=9Awigo=C5=84?= , Georgi Djakov , Rob Herring Subject: [PATCH v2 15/22] memory: tegra20-emc: Create tegra20-devfreq device Date: Mon, 30 Mar 2020 04:08:57 +0300 Message-Id: <20200330010904.27643-16-digetx@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200330010904.27643-1-digetx@gmail.com> References: <20200330010904.27643-1-digetx@gmail.com> MIME-Version: 1.0 X-Mailman-Approved-At: Mon, 30 Mar 2020 07:11:44 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-pm@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The tegra20-devfreq driver provides memory frequency scaling functionality and it uses EMC clock for the scaling. Since tegra20-devfreq is a software driver, the device for the driver needs to be created manually. Let's do it from EMC driver since it provides the clk rate-change functionality. Signed-off-by: Dmitry Osipenko --- drivers/memory/tegra/tegra20-emc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index a2fcff221659..867cd518b32e 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -838,6 +838,9 @@ static int tegra_emc_probe(struct platform_device *pdev) err); } + if (IS_ENABLED(CONFIG_ARM_TEGRA20_DEVFREQ)) + platform_device_register_simple("tegra20-devfreq", -1, NULL, 0); + return 0; unset_cb: -- 2.25.1 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel