Message ID | 20200609131404.17523-33-digetx@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=xifp=7X=lists.freedesktop.org=dri-devel-bounces@kernel.org> Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DA9EC14F6 for <patchwork-dri-devel@patchwork.kernel.org>; Wed, 10 Jun 2020 07:36:46 +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 B830820801 for <patchwork-dri-devel@patchwork.kernel.org>; Wed, 10 Jun 2020 07:36:46 +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="q4s89G5i" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B830820801 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 D56706E3F2; Wed, 10 Jun 2020 07:36:02 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-lj1-x241.google.com (mail-lj1-x241.google.com [IPv6:2a00:1450:4864:20::241]) by gabe.freedesktop.org (Postfix) with ESMTPS id E9D6F6E2DC for <dri-devel@lists.freedesktop.org>; Tue, 9 Jun 2020 13:15:05 +0000 (UTC) Received: by mail-lj1-x241.google.com with SMTP id e4so25009645ljn.4 for <dri-devel@lists.freedesktop.org>; Tue, 09 Jun 2020 06:15:05 -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=gODohnu3Esv2qlUienjAVp66GFOWKMfQEeRzgVApqO8=; b=q4s89G5iheCGw9OQAjJe2Zc6d+GgU/j8R0VUdl5NnYbuBl/XK2ztpBsz2Ef3lR4KuW JWioKUSN8scZ1jlt622kBg9OsW6EIhozc9XVBh9w2w0xrIYsWIAkJvIMD8+rOFMTftLP raRlky6+p1TUfxgB093IFSiTZWzQdPoRUK5PiNfWmeWUh5I9SA1WV2nEgPooQrYiNAlT CMRiHzk6L+H5f3CXce7iG1XxWJn+n9VSEOGY19V/u+3GJwljxr04lUnfd8G0cGsWv0I0 B9CiR099u9pr5P+TANsbtEG9lIsHOYGauGX8i+f/2OxRYOaLmstOwQH4NOHQvDghYIj3 yrtg== 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=gODohnu3Esv2qlUienjAVp66GFOWKMfQEeRzgVApqO8=; b=ImD1nGn5w2nWzyGLofo4yqxxcZMfEVXByXWUef1jI5cCHMwa6TDXk1S7J/LqaRpfbo cpjMMWVK74Ulq5iNmWI49o0hOKejahiFZZ3xzjLJb5n60ZmXeeGOsXXE8DgDULz+AQjx 83AWJndM5jnEH1/YmwTk2MFXWHpF3dL/fPxo4Uj7RM2u2eXBaMh1lXg0Rm6gLYqTokno 0znx+I0kLQ1iQMnb9yS1t7LhzTmvTmGQi7uHbFuv/itmvV6Xml630kwgHjIthhcjYKpo moFeMbnfOGe4+U+KKUyUQP6MTYD3HZDTyOMnvbP4aYUn3vE6qk8LSISALVzFfw3w2XOn IUKg== X-Gm-Message-State: AOAM530aXy+Rl2NBcRuilPcbFm6B3OE7I5H5m3SDabMZ1dXcBozqosEg M/0YLMV/EY4Ym7xJrwJDl3I= X-Google-Smtp-Source: ABdhPJzd7UuFrG5+2ucgDJRuP1i8bPa5bf+kKpq/V4rrtNjWPdK7qWtfkrqYiWuUfcb/29MAQnnLFw== X-Received: by 2002:a05:651c:2cc:: with SMTP id f12mr684410ljo.329.1591708504216; Tue, 09 Jun 2020 06:15:04 -0700 (PDT) Received: from localhost.localdomain (79-139-237-54.dynamic.spd-mgts.ru. [79.139.237.54]) by smtp.gmail.com with ESMTPSA id l22sm4323522lji.120.2020.06.09.06.15.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Jun 2020 06:15:03 -0700 (PDT) From: Dmitry Osipenko <digetx@gmail.com> To: Thierry Reding <thierry.reding@gmail.com>, Jonathan Hunter <jonathanh@nvidia.com>, Georgi Djakov <georgi.djakov@linaro.org>, Rob Herring <robh+dt@kernel.org>, Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@kernel.org>, Peter De Schrijver <pdeschrijver@nvidia.com>, MyungJoo Ham <myungjoo.ham@samsung.com>, Kyungmin Park <kyungmin.park@samsung.com>, Chanwoo Choi <cw00.choi@samsung.com>, Mikko Perttunen <cyndis@kapsi.fi> Subject: [PATCH v4 32/37] memory: tegra20-emc: Create tegra20-devfreq device Date: Tue, 9 Jun 2020 16:13:59 +0300 Message-Id: <20200609131404.17523-33-digetx@gmail.com> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200609131404.17523-1-digetx@gmail.com> References: <20200609131404.17523-1-digetx@gmail.com> MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 10 Jun 2020 07:35:32 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development <dri-devel.lists.freedesktop.org> List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe> List-Archive: <https://lists.freedesktop.org/archives/dri-devel> List-Post: <mailto:dri-devel@lists.freedesktop.org> List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help> List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe> Cc: devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, =?utf-8?b?QXJ0dXIgxZp3aWdvxYQ=?= <a.swigon@samsung.com>, linux-tegra@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" <dri-devel-bounces@lists.freedesktop.org> |
Series |
Introduce memory interconnect for NVIDIA Tegra SoCs
|
expand
|
diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index ef0f5a69f24b..59d85e527516 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -877,6 +877,9 @@ static int tegra_emc_probe(struct platform_device *pdev) tegra_emc_debugfs_init(emc); tegra_emc_interconnect_init(emc); + if (IS_ENABLED(CONFIG_ARM_TEGRA20_DEVFREQ)) + platform_device_register_simple("tegra20-devfreq", -1, NULL, 0); + /* * Don't allow the kernel module to be unloaded. Unloading adds some * extra complexity which doesn't really worth the effort in a case of
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 <digetx@gmail.com> --- drivers/memory/tegra/tegra20-emc.c | 3 +++ 1 file changed, 3 insertions(+)