From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (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 AD0618479; Thu, 11 Jul 2024 15:47:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.235.227.194 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720712849; cv=none; b=QgwQkUS0lWIdJYCmgJYjJ0Fh2EygKdr4GzgU5M1fqsyhD9x3iF+cRUCH0eGyE7D+/C9Id7p9IxYquFmfy3DH8YuaMkIPkGWRMXgGB4KOINxN5nnaX1YrYov52xN+32uVWO188OlxIIJyVTqy0S9SDBYOs00FVbvwgZiJGHjThjI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720712849; c=relaxed/simple; bh=L+LYclixtCcrtlqbI+TdhTA4XOTPSUYDQzsfnwjFUJo=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=gL6oRab9ROmV7jM9ER4gpe7xG5/QxGF1oUjZEcDO+cD2KvrYI6PGY2cHAriJTBwV9bAtj8bzQS8+LVF5jHfhg3qEGuANIL2Kr2HCxljr+kACFwn8H6I5UKLsJ2d/tAwnZpydRD6EcyY2oRK+EJx4d8ywQb1WxoFZhf2MCEsnAg8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=I1RFhTyJ; arc=none smtp.client-ip=46.235.227.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="I1RFhTyJ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1720712846; bh=L+LYclixtCcrtlqbI+TdhTA4XOTPSUYDQzsfnwjFUJo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=I1RFhTyJH74XM5imDRCJNROAmCZgab1GXYa2MWRxwmRrHCozts5rTL0A0IYQsdxsk stdikU3aRtK6JUZzo9eBZpz7v9mupwSECQO7BUqWdhsa+PuEVfNj5CI/5qYfJHheiV 6rk1rUuIhsdsk269Kb6VEA6P+t2ssW7YFOlZLGtSJ9eDkpQBmyFjhUqYGbes4b3DSR jl1SSKKXZiDhmkyadI+/TrUGWa2RsjuSHn+wybOsfRhG+F96b7xGUsti7d2zfCKyUy R+a4h+TaWN2Tw0XsoiP3DW+guDEhXvQ1KhjyXbqdTMeigN92JCT6IRig/u2GU0DlBv nDjDrwTafHbCg== Received: from [100.113.186.2] (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madrid.collaboradmins.com (Postfix) with ESMTPSA id 5426F3782207; Thu, 11 Jul 2024 15:47:25 +0000 (UTC) Message-ID: Date: Thu, 11 Jul 2024 17:47:24 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: mediatek: mt8195: Add power domain to secondary XHCI To: =?UTF-8?B?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= Cc: linux-mediatek@lists.infradead.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, tinghan.shen@mediatek.com, seiya.wang@mediatek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, wenst@chromium.org References: <20240711093230.118534-1-angelogioacchino.delregno@collabora.com> <4ac0e464-5ef6-445d-a784-fe367ea23a2d@notapiano> From: AngeloGioacchino Del Regno Content-Language: en-US In-Reply-To: <4ac0e464-5ef6-445d-a784-fe367ea23a2d@notapiano> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Il 11/07/24 17:00, Nícolas F. R. A. Prado ha scritto: > On Thu, Jul 11, 2024 at 11:32:30AM +0200, AngeloGioacchino Del Regno wrote: >> The secondary XHCI controller, using a PHY that is shared between >> it and the secondary PCI-Express controller, gets powered by the >> PCIE_MAC_P1 power domain. >> >> Add this power domain to the usb@11290000 node to fix probe. >> >> Fixes: 37f2582883be ("arm64: dts: Add mediatek SoC mt8195 and evaluation board") >> Reported-by: Nícolas F. R. A. Prado #KernelCI >> Signed-off-by: AngeloGioacchino Del Regno > > Hi Angelo, > > thanks for the patch, but unfortunately it doesn't fix the issue: > > [ 10.772128] mtk-pcie-gen3 112f8000.pcie: host bridge /soc/pcie@112f8000 ranges: > [ 10.788914] mtk-pcie-gen3 112f8000.pcie: IO 0x0024000000..0x00241fffff -> 0x0024000000 > [ 10.802111] mtk-pcie-gen3 112f8000.pcie: MEM 0x0024200000..0x0027ffffff -> 0x0024200000 > [ 10.941278] mtk-pcie-gen3 112f8000.pcie: PCI host bridge to bus 0000:00 > > [ 10.785937] xhci-mtk 11290000.usb: uwk - reg:0x400, version:104 > [ 10.796352] xhci-mtk 11290000.usb: xHCI Host Controller > [ 10.810530] xhci-mtk 11290000.usb: new USB bus registered, assigned bus number 5 > [ 10.844258] xhci-mtk 11290000.usb: clocks are not stable (0x1003d0f) > [ 10.844262] xhci-mtk 11290000.usb: can't setup: -110 > [ 10.844266] xhci-mtk 11290000.usb: USB bus 5 deregistered > [ 10.861969] xhci-mtk 11290000.usb: probe with driver xhci-mtk failed with error -110 > > In fact it seems to have made the issue more frequent, as it happened every time > for the 5 boots I tried. > Oddly this did fix the issue on my Tomato R3.... but there's clearly something else that is going on. Let's keep trying. Thanks! Angelo > But that gives me idea to try booting with clk_ignore_unused and > pd_ignore_unused. I'll update the report with the results. > > Thanks, > Nícolas > >> --- >> arch/arm64/boot/dts/mediatek/mt8195.dtsi | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi >> index 2ee45752583c..96ad1b14626e 100644 >> --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi >> +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi >> @@ -1445,6 +1445,7 @@ xhci1: usb@11290000 { >> reg-names = "mac", "ippc"; >> interrupts = ; >> phys = <&u2port1 PHY_TYPE_USB2>; >> + power-domains = <&spm MT8195_POWER_DOMAIN_PCIE_MAC_P1>; >> assigned-clocks = <&topckgen CLK_TOP_USB_TOP_1P>, >> <&topckgen CLK_TOP_SSUSB_XHCI_1P>; >> assigned-clock-parents = <&topckgen CLK_TOP_UNIVPLL_D5_D4>, >> -- >> 2.45.2 >>