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dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Vrqq+udjXTd6q31lF2zozaL9Bne5ZVRK6csZfxG1PeE=; b=NIeSHt+oZuihcq 9o3rSXxXvXI5S4cthio5Dq4NPdu1p9RvnmqcXKXc8YWBJc396/efhC2hu4uJ9qPraQvD8ZMuNLQ3f jFhBlzFU16tqnRRuTmfIIQzVwTaY9G3ilPjgX0J+H3btggA/LBH0DZ7Yl67r4QAapLITT14+1OpD4 sv2YW8tAs1+gxhKg6NU3it8EoeN06diXT/Gm9FdWuh7zHWLLETZLSpynVHCvhsOF1PsyNgHjyG9zS FOysI0hym+qPNHKJxZtXlLkTsMSo4tgfLt+MbaNgh9GHyao5HlnUx9Z51dnpylcsS+cXzltrG76+N Xd58q9z12KDKcpGb5DbA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iHry8-00054X-Lk; Tue, 08 Oct 2019 16:04:12 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.2 #3 (Red Hat Linux)) id 1iHrxm-0003xA-TD for linux-arm-kernel@lists.infradead.org; Tue, 08 Oct 2019 16:03:52 +0000 Received: from localhost.localdomain (unknown [194.230.155.145]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 23C7220815; Tue, 8 Oct 2019 16:03:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570550630; bh=xp63xfZYYr/4fmyY0e7gVnsIupMIVgJn/wfEy+/uzo0=; h=From:To:Subject:Date:In-Reply-To:References:From; b=srdp3UkqTynIKaJp97COCjhIllE2c/LfCKPCvMFPbsuk5oBalWqnBaGIobfVakVVO 5YyZlg8mSQOxAvWueGwIZZCC10o3SjXBpfo7gwrhSPQvkISbc0WQlcpjcIekzSB6Re /rQXg9uOaxo0UKx+vu4azK9JwFnUZbjqxcjgoyos= From: Krzysztof Kozlowski To: Russell King , Kukjin Kim , Krzysztof Kozlowski , Marek Szyprowski , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Olof Johansson , Simon Horman , Arnd Bergmann Subject: [PATCH v2 2/2] ARM: multi_v7_defconfig: Enable Exynos bus and memory frequency scaling (devfreq) Date: Tue, 8 Oct 2019 18:02:34 +0200 Message-Id: <20191008160234.3106-2-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191008160234.3106-1-krzk@kernel.org> References: <20191008160234.3106-1-krzk@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191008_090350_987561_2E27A32A X-CRM114-Status: GOOD ( 10.79 ) X-Spam-Score: -1.6 (-) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-1.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- 3.6 RCVD_IN_SBL_CSS RBL: Received via a relay in Spamhaus SBL-CSS [194.230.155.145 listed in zen.spamhaus.org] -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Enable devfreq events along with drivers for scaling frequency and voltages of Exynos buses and Dynamic Memory Controller (DMC). This usually brings energy saving benefits. So far devfreq was disabled because it was causing hangs during system reboot (voltage not matching reset frequency). This was already fixed. Occasionally, devfreq might negatively impact performance of certain SoC blocks, e.g. when a bus is scaled down but some block (like Mixer with two Full HD windows) wants to perform high-throughput DMA operations. Signed-off-by: Krzysztof Kozlowski --- Changes since v1: None --- arch/arm/configs/multi_v7_defconfig | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig index d576845acd6f..55fcc53a677a 100644 --- a/arch/arm/configs/multi_v7_defconfig +++ b/arch/arm/configs/multi_v7_defconfig @@ -978,11 +978,14 @@ CONFIG_ARCH_TEGRA_2x_SOC=y CONFIG_ARCH_TEGRA_3x_SOC=y CONFIG_ARCH_TEGRA_114_SOC=y CONFIG_ARCH_TEGRA_124_SOC=y +CONFIG_ARM_EXYNOS_BUS_DEVFREQ=m CONFIG_ARM_TEGRA_DEVFREQ=m +CONFIG_DEVFREQ_EVENT_EXYNOS_NOCP=m CONFIG_EXTCON_MAX14577=m CONFIG_EXTCON_MAX77693=m CONFIG_EXTCON_MAX8997=m CONFIG_TI_AEMIF=y +CONFIG_EXYNOS5422_DMC=m CONFIG_IIO=y CONFIG_IIO_SW_TRIGGER=y CONFIG_ASPEED_ADC=m