From patchwork Mon Aug 22 08:03:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frieder Schrempf X-Patchwork-Id: 12950298 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 9FD65C28D13 for ; Mon, 22 Aug 2022 08:11:50 +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=o4M+FUZ2W22QLqLCfwg/zK2pR7xZMBCuu+JWURWL2Po=; b=fey6BbcgG4LMDK MfHgtyf6x6xZtfsxmaqK0+ObJPELMKbNsa7v7QsVvcuTro1xCQnOWTaMLpIIBwpBDqMANXhuvn5xP XPZYY4L87WONj1hwt/8y8O5iAnna/gOa9LjDUZHRfoUL1S7wC7SRwJhBfEm0IX+W+0usNsJsKpQa7 FF/21KprjblguA+LTlJ4oYFW5cdwc7+Xm+Zhigg1p3tOV+cqJpEaBkifWNktRNqB628Q+N/9Ew3Hf oIBvLWz/UbarN623s8KcelDuoNuR/Tv9tBDr+fqY79tMxPsWxZ5NmqAo5Kwkfh6AIpc1BJ5GDurJW gA7LdCwYJHuHOskz4Big==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oQ2Vz-006JDO-CD; Mon, 22 Aug 2022 08:10:32 +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 1oQ2Q5-006FUD-G3 for linux-arm-kernel@lists.infradead.org; Mon, 22 Aug 2022 08:04:28 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 6208FBFAFA; Mon, 22 Aug 2022 10:04:23 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1661155463; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=/guGV0ra07b3IlhGeOCuArN7ww+4egM5anvKI+999M8=; b=emWqcRmwo9IrbCEkslamJSpc8U6z3yS4KNDatFfVM6IHN9Lwaxf33qkLAh2X51vxe48UHu zZaUDl4z6Enb5UJLDFqErDstG0kdIbKBwM/kq4vi4MyaYml3qtiSfkpQdJlJt2o9/nQXWc B7kZgEoGs69u49C8KC0hPg9FaHFC3AQsOZe7zdMzBTmgBBke8oqrRCmIsG5fdu87DEtPHt hqMcJvAQgz4m5qM3AgjyQWqR4zfytLqvNVKp8C+q5M9MZNtEgVmlWjP6+vLnyI8qAeMfj7 9j+isAaChX19oDyjKz/k6+MYLLbEufb5Tx5DSGu8Uk2uP0APR5pJjWi3YiuhhA== 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: Krzysztof Kozlowski , Frieder Schrempf , Fabio Estevam , Heiko Thiery , NXP Linux Team , Pengutronix Kernel Team Subject: [PATCH v4 5/8] arm64: dts: imx8mm-kontron: Remove low DDRC operating point Date: Mon, 22 Aug 2022 10:03:51 +0200 Message-Id: <20220822080357.24478-6-frieder@fris.de> In-Reply-To: <20220822080357.24478-1-frieder@fris.de> References: <20220822080357.24478-1-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-20220822_010426_169100_D646FD9D X-CRM114-Status: GOOD ( 10.04 ) 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 v4: * none 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>; };