From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx-relay24-hz1.antispameurope.com (mx-relay24-hz1.antispameurope.com [94.100.132.224]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A51B54086A for ; Wed, 11 Feb 2026 12:43:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=94.100.132.224 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770813785; cv=pass; b=m3qsZ3s9U31uvGCL2cbzL2A2peRYsDA75T0QTKUvq5Ez2pOmS+LEGZrUFfgt9Do6plPAtc80SRkNyQUzA9ZRhUVc13Hvz2cTo+SPhr7HVuftlp6S17RQ4qH6ARykiXRwueBxmuBSH34h9HU4dpBxHwIay1Lp5IFJqmLG06OKMNQ= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770813785; c=relaxed/simple; bh=mYfcH9xWbwIpe8Jl7XbgaXGWWaW7rRpZQJHPj+tY8U0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=p/YjYvMzKavKv47ctHNXaY6rY2pG5iglLtTsvYvey+j4FqRwwF1aeh9CXVzPxplCn+Yt/UjaGT9Mliq78vN1qEWyZwCMK5+tNdncZDCch2Zq5OXV6Nvh3rimHxqBdzmLYHbmYKYQNjw8NUD7IrcxFrgh6yy1zy065sN67rqJKYU= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=ew.tq-group.com; spf=pass smtp.mailfrom=ew.tq-group.com; dkim=pass (2048-bit key) header.d=ew.tq-group.com header.i=@ew.tq-group.com header.b=jaXLxnbk; arc=pass smtp.client-ip=94.100.132.224 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=ew.tq-group.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ew.tq-group.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ew.tq-group.com header.i=@ew.tq-group.com header.b="jaXLxnbk" ARC-Authentication-Results: i=1; mx-gate24-hz1.hornetsecurity.com 1; spf=pass reason=mailfrom (ip=94.100.132.6, headerfrom=ew.tq-group.com) smtp.mailfrom=ew.tq-group.com smtp.helo=hmail-p-smtp01-out04-hz1.hornetsecurity.com; dmarc=pass header.from=ew.tq-group.com orig.disposition=pass ARC-Message-Signature: a=rsa-sha256; bh=6py1FlyDVN3cYWCSXt10KIIllpLulnoSlCJdgJBjOeY=; c=relaxed/relaxed; d=hornetsecurity.com; h=from:to:date:subject:mime-version:; i=1; s=hse1; t=1770813725; b=fjoWUDqMQ6REzTo936Xlb30UFy3aVudCs1YSZSOPHYuhq6GbRpL3OQOAXCOgksJWRG2anhgT Un36qWc/DA5kcvacLDZQAzAph4uHxBOZKzJ1xEKJizL0a4c+GxHQTZ7pqMEdEOTR5bJpBvHFpIC Vf2oy5l5btxxwJdUa3bXtZtijCVDlrIqgibCBtwWkzgU1S69fWFjsiZzWE9Alc+X/ebiGDcVLSn Gg2zP0p7IMBnFmWXNc2/4ARJlRQIrhbVJTXLAJWtcv7+lZB1afHEDU5TinhB1RAnx0u0i6Qs/me kayKhiaVwF45adPyY8O4NqIgHHNQljIdmThEm5153d62w== ARC-Seal: a=rsa-sha256; cv=none; d=hornetsecurity.com; i=1; s=hse1; t=1770813725; b=pD1p4W3hg3NCATf5x0wM+qAbCANnYHXHduY5axkt7/qeeFbJsyncH8S2HW6uO5EKnxaItz2K 3dohJjDRS2cD24ARn9FIw1ljUWQdIQgcndN0UzeeFwVoeNXo/eNKVIOzoqw19o7nEemi+nzgYF2 Xgi6M1YdvOrf48spjK2YMyOnFPi0DCmHunMZMe/CPIH5hVsAjxeYoB46n4PcgPqlxwtzaWM9P2D Jy2brMG4bsp8Mtd09Ai/xH2hiHjeXLVjXxkjrr8I7Q8HrKjfMYSG65GlljujwFRZc49m0Yw2afC wwF40OBzzfDDWuOklw5++bGgBxUsMdTEaQYtwMof16k7w== Received: from he-nlb01-hz1.hornetsecurity.com ([94.100.132.6]) by mx-relay24-hz1.antispameurope.com; Wed, 11 Feb 2026 13:42:05 +0100 Received: from steina-w.tq-net.de (host-82-135-125-110.customer.m-online.net [82.135.125.110]) (Authenticated sender: alexander.stein@ew.tq-group.com) by hmail-p-smtp01-out04-hz1.hornetsecurity.com (Postfix) with ESMTPSA id 940A1220535; Wed, 11 Feb 2026 13:41:56 +0100 (CET) From: Alexander Stein To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Michael Turquette , Stephen Boyd , Peter Chen , Pawel Laszczak , Roger Quadros , Greg Kroah-Hartman , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Magnus Damm , Marek Vasut , Frank Li Cc: Alexander Stein , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-usb@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux@ew.tq-group.com Subject: [PATCH v2 5/5] arm64: dts: imx8qm-tqma8qm-mba8x: Disable Cortex-A72 cluster Date: Wed, 11 Feb 2026 13:41:53 +0100 Message-ID: <20260211124154.1080135-1-alexander.stein@ew.tq-group.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260211123436.1077513-1-alexander.stein@ew.tq-group.com> References: <20260211123436.1077513-1-alexander.stein@ew.tq-group.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-cloud-security-sender:alexander.stein@ew.tq-group.com X-cloud-security-recipient:devicetree@vger.kernel.org X-cloud-security-crypt: load encryption module X-cloud-security-Mailarchiv: E-Mail archived for: alexander.stein@ew.tq-group.com X-cloud-security-Mailarchivtype:outbound X-cloud-security-Virusscan:CLEAN X-cloud-security-disclaimer: This E-Mail was scanned by E-Mailservice on mx-relay24-hz1.antispameurope.com with 4f9yjx5Qnhz2ff2J X-cloud-security-connect: he-nlb01-hz1.hornetsecurity.com[94.100.132.6], TLS=1, IP=94.100.132.6 X-cloud-security-Digest:ebb129c93538d71a139afec21e2b08e4 X-cloud-security:scantime:1.798 DKIM-Signature: a=rsa-sha256; bh=6py1FlyDVN3cYWCSXt10KIIllpLulnoSlCJdgJBjOeY=; c=relaxed/relaxed; d=ew.tq-group.com; h=content-type:mime-version:subject:from:to:message-id:date; s=hse1; t=1770813725; v=1; b=jaXLxnbkLVMMbtFScoAFi7BS5gatEFLUI+bB9Wvcml94Tq368Xjye3QfohJqlEHn1PUk4TuR lpPNvSrAxqVv9/KMYNz0J4rwZpTBbnjUw6m71h31QzStavMCcoKxRXyCNT7jTR6n9SVIdPKYPaS 42qtySugRMqulkBARcn7OVNjwxQvXlssnn+IWTS1OuwdBzgDh2asXgQkveRxF8ZxnK3T7al4GAb cIiBWm89HmFfYqSzgl/uxU7GkliT2/4gL3Ao2czfV/KiW1eNC6LoyVWPb4wjJkb83VfObU7iLsv JGPybKwPk2caiDV/CNe2cyJAxtI9DbmCSbaoyVN6O9jzQ== Due to missing workaround for "ERR050104: Arm/A53: Cache coherency issue" disable the whole Cortex-A72 cluster. Signed-off-by: Alexander Stein --- Changes in v2: * None .../dts/freescale/imx8qm-tqma8qm-mba8x.dts | 39 ------------------- .../boot/dts/freescale/imx8qm-tqma8qm.dtsi | 13 +++++-- 2 files changed, 10 insertions(+), 42 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8qm-tqma8qm-mba8x.dts b/arch/arm64/boot/dts/freescale/imx8qm-tqma8qm-mba8x.dts index ce5a4657c4230..25274cc76fc56 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-tqma8qm-mba8x.dts +++ b/arch/arm64/boot/dts/freescale/imx8qm-tqma8qm-mba8x.dts @@ -297,45 +297,6 @@ map3 { }; }; }; - - cpu1-thermal { - trips { - soc_active1_0: trip-active0 { - temperature = <40000>; - hysteresis = <5000>; - type = "active"; - }; - - soc_active1_1: trip-active1 { - temperature = <48000>; - hysteresis = <3000>; - type = "active"; - }; - - soc_active1_2: trip-active2 { - temperature = <60000>; - hysteresis = <10000>; - type = "active"; - }; - }; - - cooling-maps { - map1 { - trip = <&soc_active1_0>; - cooling-device = <&fan0 1 1>; - }; - - map2 { - trip = <&soc_active1_1>; - cooling-device = <&fan0 2 2>; - }; - - map3 { - trip = <&soc_active1_2>; - cooling-device = <&fan0 3 3>; - }; - }; - }; }; }; diff --git a/arch/arm64/boot/dts/freescale/imx8qm-tqma8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-tqma8qm.dtsi index d94605c999915..f0e398eb2aad7 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-tqma8qm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qm-tqma8qm.dtsi @@ -15,6 +15,13 @@ / { model = "TQ-Systems i.MX8QM TQMa8QM"; compatible = "tq,imx8qm-tqma8qm", "fsl,imx8qm"; + /* Due to missing workaround for ERR050104 */ + cpus { + /delete-node/ cpu-map; + /delete-node/ cpu@100; + /delete-node/ cpu@101; + }; + memory@80000000 { device_type = "memory"; /* @@ -174,6 +181,8 @@ &mu2_m0 { }; &thermal_zones { + /delete-node/ cpu1-thermal; + pmic0-thermal { polling-delay-passive = <250>; polling-delay = <2000>; @@ -199,9 +208,7 @@ map0 { <&A53_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, <&A53_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, <&A53_2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, - <&A53_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, - <&A72_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, - <&A72_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + <&A53_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; }; }; }; -- 2.43.0