From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 0A18D13AA2F for ; Sun, 15 Feb 2026 14:19:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771165168; cv=none; b=m2px7AtG7vu+3RIEe/gDhp/13uVyIbyBUmLFC5vuKtPE8t7UBZj0mjQWwhPbdrg+CyIAzRGw/eq/JRPot3lhIzRxxT5CFrqfgINIvkJ15rV4mcaKOu1ZhX6y1wJECi1EYK7oXGIEv0O4I0GyFwIqhVuCaXhu2vxekq7JaLhO8vs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771165168; c=relaxed/simple; bh=C1ivIqC2KTxLtvlhKR6tu5c0YkWoXQU8GJdsXn8gtfw=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=uLnEnBLGZpaa32W3FtVQSsY5sIlyPkY5DbQOAMmLTunqina6hZHz74XCZ9NTTyIbgmZQ0iENpTrdw6zFWW9Dorl7W0lvCa1hBtspf1sH9CX1GM/8LGY7hLD/dPYIKzRE5DaFwmKIts38CYOsEB/Lo4NJ8oUHd1hzJRxx9m/3Q7M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=NwqaTS1V; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=ko44iFcI; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="NwqaTS1V"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="ko44iFcI" Received: from pps.filterd (m0279872.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 61FAj5ha970002 for ; Sun, 15 Feb 2026 14:19:20 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= drLFfljiudUP7/uJ+kHU2to4oX8NlbvFjFsZ9HWcYj0=; b=NwqaTS1V383AX8Cr oUjn72Epnw8ulzO2+CDefiUMGNhquqmAYxvIsgO1sZT6DLT/vUYX6w5btggwiRo5 +zdT5ihNlMIrTTjboeFpIAiU9qVf9b2tiLnoa2me4NWJ8pLPYmk97r+xfJh5DuxW ELZ0JLuPfb/W0VLwUDZHip89Ae2ANwknljd19CsYvfnMUysYvlxdQIw9BNFqUQBi CVeefH3KVzSXFfjqd7DruYPc0gpwU5sx9V6aDfsfk8S+K7xIAQ/LS6Zv8TywRsR6 lqhneLZBs2luLwgDcNihZc17oKKOnznLtr/uDDRa1LVZNEzeudpQSVERYNZMgWK/ 9X2N0Q== Received: from mail-pl1-f197.google.com (mail-pl1-f197.google.com [209.85.214.197]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4cahe62c88-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Sun, 15 Feb 2026 14:19:19 +0000 (GMT) Received: by mail-pl1-f197.google.com with SMTP id d9443c01a7336-2aae3810558so28696725ad.0 for ; Sun, 15 Feb 2026 06:19:19 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1771165159; x=1771769959; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=drLFfljiudUP7/uJ+kHU2to4oX8NlbvFjFsZ9HWcYj0=; b=ko44iFcIYdvDBUxwQbYor+Dh2/f6gxJGF5ov8GlqE9CiKdRP2UzzlXkbTKl+anJZiM 8gp0c4Ne2K6H3mih9gMKvJvxgupqSCO4KwtvpCXPG6O0IJwU0bAfIZ9xobl4NHBE2nAv jy101WVqPvJXLKgDpF2uO8lXQtDq5DTEsAQmuctloqJ+oFPZrujXsu6+mmpembjHLmWD TK5Ifrw7mTi3+lEmJDhEaeW/MO5DRnFj96hP/u9UpznKdl5N/Rh4y4WgidM0IHwoHdDJ /SPUUGF1gROjxgrX1Ds/d5i5n8U5FoxTy+XRspXIRhhi5YZtGsPrR/WJL7jZNtf0YCaN mjtQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1771165159; x=1771769959; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=drLFfljiudUP7/uJ+kHU2to4oX8NlbvFjFsZ9HWcYj0=; b=XaTOEhaWEWg9rDTXqntUXsApyQw5uPJ7gztxXDl/3FZD1/kzbgXQe1NEQkgUoF3R6L 8F7SIDdeIk1GO6xWJjz/huDgF7PVAG5zjQgweSelXuuymc09xxh3iBieFqh3Bi9coVVU RcEXWP7WiceRatLEW1q3+M5KXJlVqTNqya4lkmSDLu5UDMrpV+o+yRhsfK1/cDAdAcRa jMz1f835dMlJiexFT91iWXDzzhR646V6CVY4zXTJ21x9ulM71wQOJQ7nwnRrPv8+Lhoz MemqEC8biZoIgYni7FW0J6z5pxVXRdhHNUyNUe+M6QLutmJe3H3aZNTCnPMK0KmcBlkH THSw== X-Forwarded-Encrypted: i=1; AJvYcCWOLWWdf2H2SvUQ8PafkaFM08tddhNcze9f1UILV9jGAJUrkvRgUw92l6yDknDvpKNOYG07F1NiI72Jr18=@vger.kernel.org X-Gm-Message-State: AOJu0YyPpEPWLguHb6X9fJg+WdTOqJ1LymLa8fqV61LHN6kMpMHF0NOn MVgKde6OL7CO+cTVmKxtpi5kMkADrKBotO4Ql1UpBa+lttBj0E1nuFF8N8W5BT4mU3QsT05VKoA pbTVFLCCybvmMGWb42dvbdAqoUhCBBLeCQKzbFrY3rGcfSHsDhKBPozQakrf6DFUQ0hs= X-Gm-Gg: AZuq6aLi3RKowE1V9OaL03QFD2fReTzvcyMLTke8ewqhOEgciZe7MVMyT1cizFchxKn yfOHkw1UOqYSAWnB4+X1Oj8x5kuySGIQ0YOVFwFufMWKg6Diswv3EUdmDMH+vKGBmbPP4SAdzje y6NlRhJmhepnLjlE1eEHq8ZcGMzQ0CLDox46Zh4dUI1KRuVbFjW30d+F3Y+k+23mq4CUl73ssw8 CE3pE6FctEiAp2E+IxJD0oMvJUNwwn56tKkD29AWusrA3uW6wz4uBQ3/78f+XKOloxk6K6/b+M9 nOw8GvnVfOgPk8byiSbGEaO03ln/Yp5f8F8wObyVTfUXyMF41FHx6vcd6qkvZePS709T9TBsF2g up4ihvLcf0NajC6YOePvT/KEG1QCNDitJKD5naqaJod2klW9gaMNK4pGP73lposOmygWLvbfLWM v0vBOcT20QJKyV X-Received: by 2002:a17:902:ef4d:b0:2aa:d288:7bf9 with SMTP id d9443c01a7336-2ab505b5e41mr86855205ad.31.1771165158926; Sun, 15 Feb 2026 06:19:18 -0800 (PST) X-Received: by 2002:a17:902:ef4d:b0:2aa:d288:7bf9 with SMTP id d9443c01a7336-2ab505b5e41mr86855045ad.31.1771165158463; Sun, 15 Feb 2026 06:19:18 -0800 (PST) Received: from ?IPV6:2405:201:c409:b03f:7465:278f:83b:3aef? ([2405:201:c409:b03f:7465:278f:83b:3aef]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c6e52fd0c81sm4897105a12.4.2026.02.15.06.19.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 15 Feb 2026 06:19:18 -0800 (PST) Message-ID: Date: Sun, 15 Feb 2026 19:49:12 +0530 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 v3 2/2] arm64: dts: qcom: qcs6490-rb3gen2-industrial-mezzanine: Add second TC9563 PCIe switch node for PCIe1 To: Konrad Dybcio , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Dmitry Baryshkov References: <20260212-industrial-mezzanine-pcie-v3-0-1e152937a76a@oss.qualcomm.com> <20260212-industrial-mezzanine-pcie-v3-2-1e152937a76a@oss.qualcomm.com> <97af21d5-7457-4dc1-bd47-2e34e6df094e@oss.qualcomm.com> Content-Language: en-US From: Sushrut Shree Trivedi In-Reply-To: <97af21d5-7457-4dc1-bd47-2e34e6df094e@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=c5WmgB9l c=1 sm=1 tr=0 ts=6991d5e7 cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=EUspDBNiAAAA:8 a=84ae-n4OvFXSi56mcEoA:9 a=QEXdDO2ut3YA:10 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-GUID: ZNyil1yPf26EAODgusgniVgY0DJuhUnU X-Proofpoint-ORIG-GUID: ZNyil1yPf26EAODgusgniVgY0DJuhUnU X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjE1MDExNyBTYWx0ZWRfX4MrqQVTGXMm7 S0++J1X8r9k/UyViVGRpOTp81uabjr+FsTiaxNXQAkbPyJUNiTR+as1bpE8vyxRZHJNDpJynMdz F21O+s+vJL21XaI7dd4PHZ52CPIQPj9n13CwDBFY4KEEQlXTSERL6ZG9I3KHe2KdHsxFkdw5mEP Y1YyhOyyCSDnq0DSsxC4ichu9GHHsvb/ybBuzrlflCGEvIXUjprAS0V4iwk9poa3ZTd2QDNNeac XSBxYXFoLjcL8AWhHzI93psZQS6KFcDR/qwPXK5AWzKFcoruwADs1P02S/qNwtEpguxIteJjHNq pqzmEZjSBFBhGsR71sAkZtVWC7FMvktK6gB14Mewpr7UQOOLXnDGYEAcz8PtAP4+0HXbwuUsdaI R1WQ5nJNwITZBirMTmDoErp4R71OqHCXOFfw0MetERWha3DyeN1PVbHWjsKmicirbgL1w7RW1pO ABdZrAIldHJ/huAYhyw== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-15_05,2026-02-13_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 phishscore=0 clxscore=1015 malwarescore=0 bulkscore=0 adultscore=0 priorityscore=1501 lowpriorityscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602150117 On 2/12/2026 5:16 PM, Konrad Dybcio wrote: > On 2/12/26 11:44 AM, Sushrut Shree Trivedi wrote: >> Add a node for the second TC9563 PCIe switch on PCIe1, which is connected >> in cascade to the first TC9563 switch via the former's downstream port. >> >> Two embedded Ethernet devices are present on one of the downstream >> ports of this second switch as well. All the ports present in the >> node represent the downstream ports and embedded endpoints. >> >> The second TC9563 is powered up via the same LDO regulators as the first >> one, and these can be controlled via two GPIOs, which are already present >> as fixed regulators. This TC9563 can also be configured through I2C. >> >> Signed-off-by: Sushrut Shree Trivedi >> --- >> +&pcie1 { >> + iommu-map = <0x0 &apps_smmu 0x1c80 0x1>, >> + <0x100 &apps_smmu 0x1c81 0x1>, >> + <0x208 &apps_smmu 0x1c84 0x1>, >> + <0x210 &apps_smmu 0x1c85 0x1>, >> + <0x218 &apps_smmu 0x1c86 0x1>, >> + <0x300 &apps_smmu 0x1c87 0x1>, >> + <0x408 &apps_smmu 0x1c90 0x1>, >> + <0x410 &apps_smmu 0x1c91 0x1>, >> + <0x418 &apps_smmu 0x1c92 0x1>, >> + <0x500 &apps_smmu 0x1c93 0x1>, >> + <0x600 &apps_smmu 0x1c94 0x1>, >> + <0x700 &apps_smmu 0x1c95 0x1>, >> + <0x701 &apps_smmu 0x1c96 0x1>, >> + <0x800 &apps_smmu 0x1c97 0x1>, >> + <0x900 &apps_smmu 0x1c98 0x1>, >> + <0x901 &apps_smmu 0x1c99 0x1>; > This map is not just an extension of the existing one - is that > intentional? Yeah, I created a new map just for readability. Should I instead just add new mappings and keep the older core-kit map intact ? > > Konrad