From patchwork Mon Aug 22 08:00:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frieder Schrempf X-Patchwork-Id: 12950290 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 743CFC28D13 for ; Mon, 22 Aug 2022 08:05:21 +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=F4fKiyrdAnHjRj OT3GUmZNoFwvcEgC5LBZ1Z0EoyVvPdAhzsaLBxeXDv4e1l3JWwjSqW3is6X9zt3mlMJYAveSMksmQ 4c03ZQxQ6QViOM1n/eNMTH54NsvM53XzSUGHfsg+eGzbT0EUE7+BPJ0QUYTwXJF8GqkanMd60DUEN FlfhjzQQPZZZbdv70vHD2y6JOLaHGo8lwSpLxD54RH8+KSttNmmo3beuwZjY/EOQljkV6NDVLLjWx e2h6rgXJSyqPI70FAjrPJu5OSV+j1z+6lJtdx6dtuSkiFlMfP0aQvUnc8BAXpkvHz0qxl1JeU7+8I +TWKwmKTExVHUH4DJr+w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oQ2Ph-006FDx-5b; Mon, 22 Aug 2022 08:04:01 +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 1oQ2Nf-006E46-Nd for linux-arm-kernel@lists.infradead.org; Mon, 22 Aug 2022 08:01:57 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 9DD25C018B; Mon, 22 Aug 2022 10:01:53 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1661155314; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=DWFAWhIpY/WASigIlLwyV1sUn/XN9i+sYTmP//PqvJw=; b=gnDuNB4svVUncWMoMI+iV2sZU9UeGjBmUHm8IEdg/K/wHn+JRUgOxnL+ZRpXQ1GuHqSMxd 2ctzPgF5ibUYU/m2lSU2GFbEDG8zR+VwRa28M5P+M8xq6njU4DjYLnXMroRV2HhGRZTLSG feqA9DrmE+j1o0hOF74qwn21lc+x1EkILOykliclVrWq3leRS2Jf8z/wpU3hUG11UtV4Wx 6MhA/lmy1VV0HlWbK5Z9uyfUZSX4gIx+QVrfc4iDHk4BfeN0ZFJlVCTAuTm7Uj+ViHEBb6 ObtflsjbxkCYTnlZHUBoY2w1ifgYes5cgBrki+DuHWxB73mwHZa8AiuhDj6vBw== 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 v3 5/8] arm64: dts: imx8mm-kontron: Remove low DDRC operating point Date: Mon, 22 Aug 2022 10:00:58 +0200 Message-Id: <20220822080103.24016-6-frieder@fris.de> In-Reply-To: <20220822080103.24016-1-frieder@fris.de> References: <20220822080103.24016-1-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_010156_206628_646C8CD0 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 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>; };