From nobody Thu Oct 2 23:53:19 2025 Received: from mail-qv1-f50.google.com (mail-qv1-f50.google.com [209.85.219.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 36C0A1DFFC; Wed, 10 Sep 2025 02:08:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.50 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757470089; cv=none; b=u4QBVJ5jrKUsAZZuqjwrxjUlf7XJjTs/iCYP7duxcEdsPVItxj+WAjRBK/+vf0OduTE8HWuaFHFtR3dG5Kt6UcudYkVw8zQdjO4tUtcRB2ejHQODz5CSZ+vzdqmUZpfUEXlkUuliM1Was5t+r2ReAEkeOVKBTfr/rkilsQsNWgw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757470089; c=relaxed/simple; bh=ne/AJ08EINCLHq1YL8QOv01wvisw6A7Ct54Qvu1CzBE=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=TE2VjJT7jOCmWJDB+kbd1d+RlgWNerabubDjF17I7pTk0Yh7H4DLVOsQKVJJmmq3MD5rcNpIN0ehcLCAXig2+UB51DQOdbedhUqSck6P8OAd+ViBnmxx5EXwEvQ2tyn8qQuur6gxxnBPUbGr79QgWVVUwfXkRBjb+du1FqDAxvc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=gMlQGG0+; arc=none smtp.client-ip=209.85.219.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="gMlQGG0+" Received: by mail-qv1-f50.google.com with SMTP id 6a1803df08f44-7240eb21ccaso2072346d6.0; Tue, 09 Sep 2025 19:08:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1757470087; x=1758074887; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=0XFM07Z5n/PQZ1U15JfmMTCdL390KHJnWHFIuZFK96s=; b=gMlQGG0+DBuYWirjYNIt38Fi8jgu5qDbIw9oepCJCRGauM6JuIGha+3HGwgREdyGcG KljSkTTuiWGEZEKobo4HAw1ZDGaAT/bPNpdzWTzR0PYUvThieY3Uk0799u76rUkdQ/dh DPKnHjTNzIamyEi2cVP/IGJ32lVGeSsbUuOioQE0aM6BV+dbty/VlTAdDXCKm+9skP7D qQhPy3rSnjwVQA72Ck548mEEiD+Y96cKuTvwfCjpX9M0Kek0tLlHzz2wcA9G60qNlQsZ b4CapdTI31G1mpO2ZFjG3JSAkFeKQiCjfh3DtVW6H2ia8a8BKNk/6lL7DrOCQT8M/vBw AZwg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757470087; x=1758074887; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=0XFM07Z5n/PQZ1U15JfmMTCdL390KHJnWHFIuZFK96s=; b=bQbNJGdhRFsKtrdBXXi3JSnSus30HTlbYFYZY0x1DKevjIfflNO6E5XXn2BGBh7EqK A52lAbazU1RizJnj1ClQiEg9neINKue1wramegGg1Bc49zYoP5bgJJJH1DVElFxo1kZW bQcaQn2SWhAdsF0FqzEZXe0+lCYL8w0qnvSa6zmiB9QMtFzj7/Nh5RTnZXzib70iPvnF 4g6aSweg1EQTOY7z5WhC+98eih9ddmRPI6qvEqwJQmsQIsBi0kLk6yucl+c62nbKPlVs PpADBiCeOsLoPJc4aRM7PVCgssrcBxxbSY/fNZ98yjnifBr/vZxGsQzdO5SKYV06IpN5 j/0Q== X-Forwarded-Encrypted: i=1; AJvYcCUqMvMZ3JYvRF6iG+4z6HPgYB/AekITvHLs5N9J5Ea1HSWlDxxXCz3y5Rb+C5cmO9OyrWO86/bVZN8q@vger.kernel.org, AJvYcCV6cuAUpNUN4tvDPAHeZ9g1que4ZSUkck+VN3Sd4XZuNBUZNmDi6y0IJ/3Fzd9Cg8xDwceO34KDp7+hPOa9@vger.kernel.org, AJvYcCVKenegIPxAU5enS4yS5JE4yRuf7t99vL0l+fKaK3hTAIJ2EhK7kcbKOlCHOU87mQ72rnYQZ469sKtg@vger.kernel.org X-Gm-Message-State: AOJu0YxeNsVbOCpNTIDmbyUJl7WVVJhA1+nsmmvDvYm9BjFoRrw8C3XS z8TCeRzmKUYF7sdwci4LUSN/eD2wovroOXYbFc+gzZe6Z8MB85de+0Ss X-Gm-Gg: ASbGnctKqc5XEl5ht1XcYVPMIANXZR47+Sfgi8SnADFa7eNXVpqQGZdE7vwzaDdseBa fE/RLBu800+O3x7jBv+V8fPfBlE89yg1zZlDVobFlEVtaW1FcbkiSlCZh9rz84ZUxk4VujJo2/L aNBHQSOhK3RybpaSrGocvSWIMDKk2C241nRqxldB3faqux8KfXvbyciMyr4IHd5GNpLeTdP8wdN xeFyio955Ic7c3QBsadfzxvzt0WysWOJ2USjkPnv6OkfWWPadaQdarHXpC6OTXEI+rCh6YtN9JF KXKlArnanJJGvhw9GBo1RMk4zCRJuV2yWZ0WZwyVfPOphnow+h4o3NB7jvaXw4/qABJDESpOQGs 8NFqe8+ELCFsduQeLm45lCKYhHewQVzzx7t/rOVEC5veGUK5gnEOWKQ== X-Google-Smtp-Source: AGHT+IGNC8sHtACh6gI+vt2l2BTS2R0uh7vi8B+8jgdFE32SPqkIaSaf1sgwm1dD4KthnaDiWgRQyw== X-Received: by 2002:a0c:f096:0:20b0:71f:b221:9aa9 with SMTP id 6a1803df08f44-73a3dbf58a3mr135461976d6.29.1757470087200; Tue, 09 Sep 2025 19:08:07 -0700 (PDT) Received: from localhost.localdomain ([122.8.183.87]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-728d6f8b338sm119377366d6.0.2025.09.09.19.08.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Sep 2025 19:08:06 -0700 (PDT) From: Chen Wang To: kwilczynski@kernel.org, u.kleine-koenig@baylibre.com, aou@eecs.berkeley.edu, alex@ghiti.fr, arnd@arndb.de, bwawrzyn@cisco.com, bhelgaas@google.com, unicorn_wang@outlook.com, conor+dt@kernel.org, 18255117159@163.com, inochiama@gmail.com, kishon@kernel.org, krzk+dt@kernel.org, lpieralisi@kernel.org, mani@kernel.org, palmer@dabbelt.com, paul.walmsley@sifive.com, robh@kernel.org, s-vadapalli@ti.com, tglx@linutronix.de, thomas.richard@bootlin.com, sycamoremoon376@gmail.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-riscv@lists.infradead.org, sophgo@lists.linux.dev, rabenda.cn@gmail.com, chao.wei@sophgo.com, xiaoguang.xing@sophgo.com, fengchun.li@sophgo.com Subject: [PATCH v2 1/7] dt-bindings: pci: Add Sophgo SG2042 PCIe host Date: Wed, 10 Sep 2025 10:07:57 +0800 Message-Id: <2755f145755b6096247c26852b63671a6fea4dbf.1757467895.git.unicorn_wang@outlook.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Chen Wang Add binding for Sophgo SG2042 PCIe host controller. Reviewed-by: Rob Herring (Arm) Signed-off-by: Chen Wang --- .../bindings/pci/sophgo,sg2042-pcie-host.yaml | 64 +++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/sophgo,sg2042-pci= e-host.yaml diff --git a/Documentation/devicetree/bindings/pci/sophgo,sg2042-pcie-host.= yaml b/Documentation/devicetree/bindings/pci/sophgo,sg2042-pcie-host.yaml new file mode 100644 index 000000000000..f8b7ca57fff1 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/sophgo,sg2042-pcie-host.yaml @@ -0,0 +1,64 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/sophgo,sg2042-pcie-host.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo SG2042 PCIe Host (Cadence PCIe Wrapper) + +description: + Sophgo SG2042 PCIe host controller is based on the Cadence PCIe core. + +maintainers: + - Chen Wang + +properties: + compatible: + const: sophgo,sg2042-pcie-host + + reg: + maxItems: 2 + + reg-names: + items: + - const: reg + - const: cfg + + vendor-id: + const: 0x1f1c + + device-id: + const: 0x2042 + + msi-parent: true + +allOf: + - $ref: cdns-pcie-host.yaml# + +required: + - compatible + - reg + - reg-names + +unevaluatedProperties: false + +examples: + - | + #include + + pcie@62000000 { + compatible =3D "sophgo,sg2042-pcie-host"; + device_type =3D "pci"; + reg =3D <0x62000000 0x00800000>, + <0x48000000 0x00001000>; + reg-names =3D "reg", "cfg"; + #address-cells =3D <3>; + #size-cells =3D <2>; + ranges =3D <0x81000000 0 0x00000000 0xde000000 0 0x00010000>, + <0x82000000 0 0xd0400000 0xd0400000 0 0x0d000000>; + bus-range =3D <0x00 0xff>; + vendor-id =3D <0x1f1c>; + device-id =3D <0x2042>; + cdns,no-bar-match-nbits =3D <48>; + msi-parent =3D <&msi>; + }; --=20 2.34.1