From patchwork Mon Aug 15 11:01:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frieder Schrempf X-Patchwork-Id: 12943450 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5403DC00140 for ; Mon, 15 Aug 2022 11:06:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=tMfZLkKZ4mWGodeQyvbkMAyfJNHm54cN9AOu69DmLRQ=; b=ILFj8S+Fnj8qeB XotFwWjfXu1fVbtvm32ptfWYcBKBIvsdDtfctdJnApkpvS8P7xqZQ+IPAv+UIfDgluP60eN/ksamz T2nfalqlw3E6r3uKADyhPgbIfkK9FGW9GN/Ud3mFdYnUCaH7w4RD3rYDqv2GwKyCNvEksQx1xZOWz KVdcNyVG4LF+/UvCWrYvPZ9VNlWPtju0NagmP6fM7yZ+knN49qHbMsGm2QKuh7Ktx/1/hSCEZiw/e RuMqM4/Eiz/VQnq+DXodRtxHRKa+/0mLXGooXYNvhWXFCEz+GHc0iY67271k/DP/2F/nyxQ7vAKy0 1gUM4vbZxXaHA5eB8GGg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oNXuL-00F71h-Lr; Mon, 15 Aug 2022 11:05:22 +0000 Received: from mail.fris.de ([116.203.77.234]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oNXrz-00F5EK-MT for linux-arm-kernel@lists.infradead.org; Mon, 15 Aug 2022 11:02:58 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 68F40C012C; Mon, 15 Aug 2022 13:02:53 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1660561374; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=DWFAWhIpY/WASigIlLwyV1sUn/XN9i+sYTmP//PqvJw=; b=GIDHld7b3PkUVctagQq6RR3YYAi9hURpSos+yGCzn99q1i44z2MvdXteXzFeIJeVNFl+GP 7vyqsXHFak8t2kbt39Ir1HVRIbbDBKhJi6tM765KDZzGJtoXxDJcKDcoDVhZdBEXCCYU+M XH2Qq9GSzkcRUa5737RezavCvm0UiyZBsOO+PA8Drfs2GZUvfNRPcOugI8rD27nzL3XYYN J5uleI5jvxMPwOMdZZIAD5F6WWTHXYJ+QEQUXROQWw9HZOuf2jjgHNSKnYYDl/ff7mY0vH PqYpqB46KP4oGpeuXHb9oS/Fjz/tfnhPPTV5oSZ2F7OjTLqhT8wLeXWbL/GKYw== From: Frieder Schrempf To: devicetree@vger.kernel.org, Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Sascha Hauer , Shawn Guo Cc: Frieder Schrempf , Fabio Estevam , Heiko Thiery , Krzysztof Kozlowski , NXP Linux Team , Pengutronix Kernel Team Subject: [PATCH v3 5/8] arm64: dts: imx8mm-kontron: Remove low DDRC operating point Date: Mon, 15 Aug 2022 13:01:28 +0200 Message-Id: <20220815110134.49683-6-frieder@fris.de> In-Reply-To: <20220815110134.49683-1-frieder@fris.de> References: <20220815110134.49683-1-frieder@fris.de> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220815_040255_987161_2C8499D9 X-CRM114-Status: GOOD ( 10.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Frieder Schrempf For some reason there is a problem with finding a DDR configuration that works on all operating points and all LPDDR4 types used on the SoM. Therefore the bootloader currently doesn't configure the lowest of the three operating points. Let's also skip this in the kernel devicetree to make sure it isn't used. Signed-off-by: Frieder Schrempf --- Changes in v3: * rebase on v6.0-rc1 Changes in v2: * none --- arch/arm64/boot/dts/freescale/imx8mm-kontron-sl.dtsi | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-sl.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-kontron-sl.dtsi index 33179157f619..96ecdce67059 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-sl.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-sl.dtsi @@ -46,10 +46,6 @@ &ddrc { ddrc_opp_table: opp-table { compatible = "operating-points-v2"; - opp-25M { - opp-hz = /bits/ 64 <25000000>; - }; - opp-100M { opp-hz = /bits/ 64 <100000000>; };