From patchwork Sat Feb 17 21:33:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 13561613 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 64214C48BC4 for ; Sat, 17 Feb 2024 21:34:38 +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: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:In-Reply-To:References: List-Owner; bh=214bEySX/R0+fcSoZnP7OKFTdi1Ykfa99TPqJwGM//U=; b=rkU3jyzRcdZZzZ 8WHLNYvMNJBbbfks0D2o3bYYYUuW77sWm9wIkLH/KIBI+aihCG2upoaZZoCFriLxBODLSG4gPYwCN zThKl6YV9NlFgi7I62r7qaY1K22EpjLt/PytUxlc4ZS4vUcffuKYaxH8ranrCU94MlJY3NtP9cbLH qlYVW7EKDuIscxWWXXm4gQxSmy/MkBFQyIKQd7/LMb1YpaJrJFVHH0iDzwpRpkUPGGQO9s2H0FggI 1vu2be2E1G0Z+8dkz9SIoRV4eFORLJlOQ79ishdzOvp5mAprEHsbo23+Bq5Lz/hb2bseTP/mL1IKO ZUd/peeI1d1s57JElIsg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rbSKG-00000006SEl-0Rqu; Sat, 17 Feb 2024 21:34:24 +0000 Received: from phobos.denx.de ([85.214.62.61]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rbSKD-00000006SEB-1aHp for linux-arm-kernel@lists.infradead.org; Sat, 17 Feb 2024 21:34:22 +0000 Received: from tr.lan (ip-86-49-120-218.bb.vodafone.cz [86.49.120.218]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id EA0AC87E74; Sat, 17 Feb 2024 22:34:09 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1708205656; bh=VqIRrGeWqJlm6oln1hwyGPCblCfwCHwA98SXKGXtg8s=; h=From:To:Cc:Subject:Date:From; b=wwz3Psw1PudKXFfBQhikCIMQ2v3oN4WFi/iKhrVIOMj/zyoclgHI/524IzEomDT5Q QAY/BZUNFRcDEd+Avca0dMtq33AA5grAg57U+/T6jbNu5Bcxx8R1/H9OAtd9rGzD99 t4htRh0ORubWhEm+/c0KUB41kPsMfrGIXWJ8/uPmPYs7eqJ8OEsUxfFmcGWqWLnWWw s32efoxtvrWChax4O7Rotb9TWK7Xrpnt8NOHLxQiPcegy+WzK0CTT6GyvQOu55xzKB lK41kcabbJZ0mEoiPsu06VBeSXLSlDDQjUm4c9doqo/NxYtDxteM2WcC1bQKHRk90A 9ZBYLYyf0ee/g== From: Marek Vasut To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut , Conor Dooley , Fabio Estevam , Krzysztof Kozlowski , NXP Linux Team , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , devicetree@vger.kernel.org Subject: [PATCH] arm64: dts: imx8mp: Set SPI NOR to max 40 MHz on Data Modul i.MX8M Plus eDM SBC Date: Sat, 17 Feb 2024 22:33:30 +0100 Message-ID: <20240217213358.164323-1-marex@denx.de> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240217_133421_595305_062B7958 X-CRM114-Status: GOOD ( 12.88 ) 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 The SPI NOR bus routing on this board cannot go above 50 MHz, set the clock frequency to maximum of 40 MHz to be within a safe margin. Remove the comment as well. Fixes: 562d222f23f0 ("arm64: dts: imx8mp: Add support for Data Modul i.MX8M Plus eDM SBC") Signed-off-by: Marek Vasut --- Cc: Conor Dooley Cc: Fabio Estevam Cc: Krzysztof Kozlowski Cc: NXP Linux Team Cc: Pengutronix Kernel Team Cc: Rob Herring Cc: Sascha Hauer Cc: Shawn Guo Cc: devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org --- arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts index 12960226974ca..5c89c601b6817 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts @@ -164,7 +164,7 @@ &ecspi1 { flash@0 { /* W25Q128JVEI */ compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <100000000>; /* Up to 133 MHz */ + spi-max-frequency = <40000000>; spi-tx-bus-width = <1>; spi-rx-bus-width = <1>; };