From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 0489324A06A; Tue, 24 Mar 2026 19:43:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774381438; cv=none; b=qaN25+i6AAhxqrjgp38HBwAlJfkFRB9irLE5r+EKM9m7TKx8/rA3/xWnhYmALSybWq+sPXvPC2gmsEpbcabYuuP4bY4Im3fuVl3SdFSOFwDXneHm4GurPTCFk0ahekKqlAn0tapI02uGycUMRHanw+hTISHiJPtAlB7iLVKUS8Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774381438; c=relaxed/simple; bh=kNNB3ARW8MAB0TKKRx9eUF6IcUYNngEha9H4UXUg9yw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=kWJKZJqlPGOnF397EuxEvqcIH5YuR88Jxp/qFlBw8fczfcQbO8E4acw9GZaFc1NU7FuDqhVIgznpbtJFYVVFbvSsGZtdH/EC2DhD2Im+AirtcrMM6giaGb88xAgiBneImohmwGoXvGn96+njRwBPsU4+AcRvWmBvaUILSjbbEX0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=sAJ34CpZ; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="sAJ34CpZ" Received: from killaraus.ideasonboard.com (2001-14ba-703d-e500--2a1.rev.dnainternet.fi [IPv6:2001:14ba:703d:e500::2a1]) by perceval.ideasonboard.com (Postfix) with UTF8SMTPSA id 78789591; Tue, 24 Mar 2026 20:42:37 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1774381357; bh=kNNB3ARW8MAB0TKKRx9eUF6IcUYNngEha9H4UXUg9yw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=sAJ34CpZdDWJm18yKHVWUdPrzJRwvPjbjmdZTBpbW7Y6OdXPde+6yM4MxQ+8CZyld YmpFyI8wB1rKiLEtT8hXEf+PaH62eBO2tkYlQHXminxPj/O25j7D9Y52fyG9KmZtS8 nfR2UT8uZnclssb4uVlvRz8srtjRHhRIKaCKM6c8= Date: Tue, 24 Mar 2026 21:43:53 +0200 From: Laurent Pinchart To: Kieran Bingham Cc: "Peng Fan (OSS)" , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Marco Felsch , Daniel Scally , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Peng Fan , Stefan Klug Subject: Re: [PATCH] arm64: dts: imx8mp-debix-model-a: Correct PAD settings for pmicirqgrp Message-ID: <20260324194353.GB2352505@killaraus.ideasonboard.com> References: <20260324-imx8mp-dts-fix-v1-1-df0eb2f62543@nxp.com> <20260324093850.GA2351719@killaraus.ideasonboard.com> <177437389415.1230693.16040948368071205395@ping.linuxembedded.co.uk> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <177437389415.1230693.16040948368071205395@ping.linuxembedded.co.uk> On Tue, Mar 24, 2026 at 05:38:14PM +0000, Kieran Bingham wrote: > Quoting Laurent Pinchart (2026-03-24 09:38:50) > > On Tue, Mar 24, 2026 at 11:16:13AM +0800, Peng Fan (OSS) wrote: > > > From: Peng Fan > > > > > > With commit 5d0efaf47ee90 ("regulator: pca9450: Correct interrupt type"), > > > there is interrupt storm for i.MX8MP DEBIX Model A. Per schematic, there > > > is no on board PULL-UP resistors for GPIO1_IO03, so need to set PAD > > > PUE and PU together to make pull up work properly. > > > > > > Fixes: c86d350aae68e ("arm64: dts: Add device tree for the Debix Model A Board") > > > Reported-by: Laurent Pinchart > > > Closes: https://lore.kernel.org/all/20260323105858.GA2185714@killaraus.ideasonboard.com/ > > > Signed-off-by: Peng Fan > > > > Reviewed-by: Laurent Pinchart > > Tested-by: Laurent Pinchart > > > > Frank, would you be able to handle this as a v7.0 regression fix ? > > > > I think the same is needed for imx8mp-debix-som-a.dtsi, but I can't > > confirm it as I don't have the schematics for the SoM, neither do I have > > access to the board. > > > > Dan, Kieran, Stefan, could one of you check if you get an interrupt > > storm from the PMIC on v7.0 ? > > Confirmed: > 35: 83626 0 0 0 gpio-mxc 3 Level pca9450-irq > > and > > 200: 270180 0 0 0 GICv3 67 Level 30a20000.i2c > ... > 200: 400925 0 0 0 GICv3 67 Level 30a20000.i2c > ... > > increasing rapidly on the debix-som. > > I started out on the linux-media branches which were 7.0-rc2 based, and > this didn't happen but cherry-picking in 5d0efaf47ee90 certainly causes > this issue to occur on my board. Could you confirm that setting MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03 to 0x000001c0 fixes the issue ? > > > --- > > > arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts | 2 +- > > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > > > diff --git a/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts b/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts > > > index 9422beee30b29c5a551b08476c80fbff96af3439..df7489587e48ed0c678f11291f6f2b77082ade95 100644 > > > --- a/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts > > > +++ b/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts > > > @@ -440,7 +440,7 @@ MX8MP_IOMUXC_SAI5_RXC__I2C6_SDA 0x400001c3 > > > > > > pinctrl_pmic: pmicirqgrp { > > > fsl,pins = < > > > - MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03 0x41 > > > + MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03 0x000001c0 > > > >; > > > }; > > > > > > > > > --- > > > base-commit: 09c0f7f1bcdbc3c37a5a760cbec76bf18f278406 > > > change-id: 20260324-imx8mp-dts-fix-512530fe4dcd -- Regards, Laurent Pinchart