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Sat, 11 Oct 2025 19:26:17 -0700 (PDT) From: Longbin Li To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Longbin Li , Alexander Sverdlin , Yixun Lan , Thomas Bonnefille , Ze Huang Cc: devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: [PATCH v1 1/3] dt-bindings: soc: sophgo: add TOP syscon for CV18XX/SG200X series SoC Date: Sun, 12 Oct 2025 10:25:52 +0800 Message-ID: <20251012022555.6240-2-looong.bin@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251012022555.6240-1-looong.bin@gmail.com> References: <20251012022555.6240-1-looong.bin@gmail.com> Precedence: bulk X-Mailing-List: sophgo@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The Sophgo CV1800/SG2000 SoC top misc system controller provides register access to configure related modules. It includes a usb2 phy and a dma multiplexer. Signed-off-by: Inochi Amaoto Signed-off-by: Longbin Li --- .../soc/sophgo/sophgo,cv1800b-top-syscon.yaml | 59 +++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/sophgo/sophgo,cv1800b-top-syscon.yaml diff --git a/Documentation/devicetree/bindings/soc/sophgo/sophgo,cv1800b-top-syscon.yaml b/Documentation/devicetree/bindings/soc/sophgo/sophgo,cv1800b-top-syscon.yaml new file mode 100644 index 000000000000..d1993f2156b4 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/sophgo/sophgo,cv1800b-top-syscon.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/sophgo/sophgo,cv1800b-top-syscon.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo CV18XX/SG200X SoC top system controller + +maintainers: + - Inochi Amaoto + +description: + The Sophgo CV18XX/SG200X SoC top misc system controller provides + register access to configure related modules. + +properties: + compatible: + oneOf: + - items: + - const: sophgo,cv1800b-top-syscon + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + +patternProperties: + "dma-router@154": + $ref: /schemas/dma/sophgo,cv1800b-dmamux.yaml# + unevaluatedProperties: false + + "phy@48": + $ref: /schemas/phy/sophgo,cv1800b-usb2-phy.yaml# + unevaluatedProperties: false + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + syscon@3000000 { + compatible = "sophgo,cv1800b-top-syscon", "syscon", "simple-mfd"; + reg = <0x03000000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + }; + +... -- 2.51.0