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Wed, 11 Jun 2025 01:26:05 -0700 (PDT) From: Inochi Amaoto To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Alexander Sverdlin , Yu Yuan , Yixun Lan , Ze Huang , Thomas Bonnefille Cc: devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Longbin Li Subject: [PATCH RFC 1/3] dt-bindings: soc: sophgo: add TOP syscon for CV18XX/SG200X series SoC Date: Wed, 11 Jun 2025 16:24:49 +0800 Message-ID: <20250611082452.1218817-2-inochiama@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250611082452.1218817-1-inochiama@gmail.com> References: <20250611082452.1218817-1-inochiama@gmail.com> 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" 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 --- .../soc/sophgo/sophgo,cv1800b-top-syscon.yaml | 57 +++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/sophgo/sophgo,cv1= 800b-top-syscon.yaml diff --git a/Documentation/devicetree/bindings/soc/sophgo/sophgo,cv1800b-to= p-syscon.yaml b/Documentation/devicetree/bindings/soc/sophgo/sophgo,cv1800b= -top-syscon.yaml new file mode 100644 index 000000000000..e8093a558c4e --- /dev/null +++ b/Documentation/devicetree/bindings/soc/sophgo/sophgo,cv1800b-top-sysco= n.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/sophgo/sophgo,cv1800b-top-syscon.ya= ml# +$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@[0-9a-f]+$": + $ref: /schemas/dma/sophgo,cv1800b-dmamux.yaml# + + "phy@[0-9a-f]+$": + $ref: /schemas/phy/sophgo,cv1800b-usb2-phy.yaml# + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + syscon@3000000 { + compatible =3D "sophgo,cv1800b-top-syscon", "syscon", "simple-mfd"; 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Wed, 11 Jun 2025 01:26:08 -0700 (PDT) From: Inochi Amaoto To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Alexander Sverdlin , Yu Yuan , Yixun Lan , Ze Huang , Thomas Bonnefille Cc: devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Longbin Li Subject: [PATCH RFC 2/3] riscv: dts: sophgo: Add syscon node for cv18xx Date: Wed, 11 Jun 2025 16:24:50 +0800 Message-ID: <20250611082452.1218817-3-inochiama@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250611082452.1218817-1-inochiama@gmail.com> References: <20250611082452.1218817-1-inochiama@gmail.com> 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" Add top syscon node and all subdevice nodes for cv18xx series SoC. Signed-off-by: Inochi Amaoto Tested-by: Alexander Sverdlin --- arch/riscv/boot/dts/sophgo/cv180x.dtsi | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/riscv/boot/dts/sophgo/cv180x.dtsi b/arch/riscv/boot/dts/s= ophgo/cv180x.dtsi index 929864ba1b26..65eceaa5d2f8 100644 --- a/arch/riscv/boot/dts/sophgo/cv180x.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv180x.dtsi @@ -25,6 +25,32 @@ soc { #size-cells =3D <1>; ranges; =20 + syscon: syscon@3000000 { + compatible =3D "sophgo,cv1800b-top-syscon", + "syscon", "simple-mfd"; + reg =3D <0x03000000 0x1000>; + #address-cells =3D <1>; + #size-cells =3D <1>; + + usbphy: phy@48 { + compatible =3D "sophgo,cv1800b-usb2-phy"; + reg =3D <0x48 0x4>; + #phy-cells =3D <0>; + clocks =3D <&clk CLK_USB_125M>, + <&clk CLK_USB_33K>, + <&clk CLK_USB_12M>; + clock-names =3D "app", "stb", "lpm"; + resets =3D <&rst RST_COMBO_PHY0>; + }; + + dmamux: dma-router@154 { + compatible =3D "sophgo,cv1800b-dmamux"; + reg =3D <0x154 0x8>, <0x298 0x4>; 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Wed, 11 Jun 2025 01:26:11 -0700 (PDT) From: Inochi Amaoto To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Alexander Sverdlin , Yu Yuan , Yixun Lan , Ze Huang , Thomas Bonnefille Cc: devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Longbin Li Subject: [PATCH RFC 3/3] riscv: dts: sophgo: Add USB support for cv18xx Date: Wed, 11 Jun 2025 16:24:51 +0800 Message-ID: <20250611082452.1218817-4-inochiama@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250611082452.1218817-1-inochiama@gmail.com> References: <20250611082452.1218817-1-inochiama@gmail.com> 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" Add USB controller node for cv18xx and enable it for Huashan Pi. Signed-off-by: Inochi Amaoto Tested-by: Alexander Sverdlin --- arch/riscv/boot/dts/sophgo/cv180x.dtsi | 14 ++++++++++++++ arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts | 4 ++++ 2 files changed, 18 insertions(+) diff --git a/arch/riscv/boot/dts/sophgo/cv180x.dtsi b/arch/riscv/boot/dts/s= ophgo/cv180x.dtsi index 65eceaa5d2f8..3ea3a1af103f 100644 --- a/arch/riscv/boot/dts/sophgo/cv180x.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv180x.dtsi @@ -428,5 +428,19 @@ dmac: dma-controller@4330000 { snps,data-width =3D <2>; status =3D "disabled"; }; + + usb: usb@4340000 { + compatible =3D "sophgo,cv1800-usb"; + reg =3D <0x04340000 0x10000>; + clocks =3D <&clk CLK_AXI4_USB>, <&clk CLK_APB_USB>; + clock-names =3D "otg", "utmi"; + g-np-tx-fifo-size =3D <32>; + g-rx-fifo-size =3D <536>; + g-tx-fifo-size =3D <768 512 512 384 128 128>; + interrupts =3D ; + phys =3D <&usbphy>; + phy-names =3D "usb2-phy"; + status =3D "disabled"; + }; }; }; diff --git a/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts b/arch/riscv= /boot/dts/sophgo/cv1812h-huashan-pi.dts index c7181ad99f32..f5a800f488fc 100644 --- a/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts +++ b/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts @@ -88,3 +88,7 @@ &sdhci1 { &uart0 { status =3D "okay"; }; + +&usb { + status =3D "okay"; +}; --=20 2.49.0