From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 5E0CC3BA248 for ; Mon, 13 Apr 2026 14:58:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776092290; cv=none; b=iHXWGFJ5XKZkLfrTDP4XAbxemVHTrj6gP/K0/zXZpLwtfe/s9kmbPDfTrkIvbBnKGuUht/hGFmTDz6Gn9yNOUVwumSiEfut9ur39kfC7VHFqguYLZEALJaplrF4ikjl0TrFMudD52x/HmPynzvNDSlYxw6rir4M5aem0LC3ym44= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776092290; c=relaxed/simple; bh=Z8uD2JGT1P/nFLFv2hwfahYQzouni2GqZjPuM6s/KSo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=quIA6ASfjFH4NcihYhyS+FwP+vq9qVMenQfS4b9nw+xhjse5YhDCXnesGJRhxCFDMdJnTir3JlL3L7tHdRCW8YCcIA8TeYsdP33lY9hqO+dF/lv9MZf2oanWotZQX25JAJLt5Vn8XNdYDLNTBA6PCuUHj/0MqKidFpmsGr4+8Fo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=s4U8rdhu; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="s4U8rdhu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C2CE5C2BCAF; Mon, 13 Apr 2026 14:58:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776092290; bh=Z8uD2JGT1P/nFLFv2hwfahYQzouni2GqZjPuM6s/KSo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=s4U8rdhu9xGGrOiMSic9m+OygO6byxC/86zCQOvkP9eyNLk8G3S3mkYe70tTrNWQs 5P55k2yiAQMH14W44ZK9f5L/M1FeExQvnogTk2E7U9ppBqjB9L5QigN3weovD9W1BQ VifrKj8XVT/H7gk0KiFqK0oj8hpPXV75IfwddqXjc6KR6kwC+MO8LlHIeAXsURaMbd dn1EpezggEJRbizEXDYVHymqDxKy32SDO7IdrJEMkTjOKHw0BLlzRa4DDM/5oiW0kW OzGDRNuFpMvS4fkLhFEaFdjT96zv4p9DbughaoNKtslnDqcDBipZY79GhTYWq2p16U iSwrM7vWAQofw== From: Sasha Levin To: stable@vger.kernel.org Cc: Sebastian Krzyszkowiak , Frank Li , Sasha Levin Subject: [PATCH 5.10.y 6/7] Revert "arm64: dts: imx8mq-librem5: Set the DVS voltages lower" Date: Mon, 13 Apr 2026 10:58:03 -0400 Message-ID: <20260413145804.2968471-6-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260413145804.2968471-1-sashal@kernel.org> References: <2026041310-reluctant-amaretto-6070@gregkh> <20260413145804.2968471-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sebastian Krzyszkowiak [ Upstream commit 4cd46ea0eb4504f7f4fea92cb4601c5c9a3e545e ] This reverts commit c24a9b698fb02cd0723fa8375abab07f94b97b10. It's been found that there's a significant per-unit variance in accepted supply voltages and the current set still makes some units unstable. Revert back to nominal values. Cc: stable@vger.kernel.org Fixes: c24a9b698fb0 ("arm64: dts: imx8mq-librem5: Set the DVS voltages lower") Signed-off-by: Sebastian Krzyszkowiak Signed-off-by: Frank Li Stable-dep-of: 511f76bf1dce ("arm64: dts: imx8mq-librem5: Bump BUCK1 suspend voltage up to 0.85V") Signed-off-by: Sasha Levin --- .../boot/dts/freescale/imx8mq-librem5-r3.dts | 2 +- .../boot/dts/freescale/imx8mq-librem5.dtsi | 22 +++++-------------- 2 files changed, 7 insertions(+), 17 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dts index 425f4ef7cb2dd..cd3c3edd48fa3 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dts @@ -12,7 +12,7 @@ / { &a53_opp_table { opp-1000000000 { - opp-microvolt = <950000>; + opp-microvolt = <1000000>; }; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi index 2f9bb8d042e38..251504dba3f04 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi @@ -651,8 +651,8 @@ buck1_reg: BUCK1 { regulator-max-microvolt = <1300000>; regulator-boot-on; regulator-ramp-delay = <1250>; - rohm,dvs-run-voltage = <880000>; - rohm,dvs-idle-voltage = <820000>; + rohm,dvs-run-voltage = <900000>; + rohm,dvs-idle-voltage = <850000>; rohm,dvs-suspend-voltage = <810000>; regulator-always-on; }; @@ -663,8 +663,8 @@ buck2_reg: BUCK2 { regulator-max-microvolt = <1300000>; regulator-boot-on; regulator-ramp-delay = <1250>; - rohm,dvs-run-voltage = <950000>; - rohm,dvs-idle-voltage = <850000>; + rohm,dvs-run-voltage = <1000000>; + rohm,dvs-idle-voltage = <900000>; regulator-always-on; }; @@ -673,14 +673,14 @@ buck3_reg: BUCK3 { regulator-min-microvolt = <700000>; regulator-max-microvolt = <1300000>; regulator-boot-on; - rohm,dvs-run-voltage = <850000>; + rohm,dvs-run-voltage = <900000>; }; buck4_reg: BUCK4 { regulator-name = "buck4"; regulator-min-microvolt = <700000>; regulator-max-microvolt = <1300000>; - rohm,dvs-run-voltage = <930000>; + rohm,dvs-run-voltage = <1000000>; }; buck5_reg: BUCK5 { @@ -1117,13 +1117,3 @@ &wdog1 { fsl,ext-reset-output; status = "okay"; }; - -&a53_opp_table { - opp-1000000000 { - opp-microvolt = <850000>; - }; - - opp-1500000000 { - opp-microvolt = <950000>; - }; -}; -- 2.53.0