Add a common board dtsi for use by VisionFive 2 Lite and
VisionFive 2 Lite eMMC.

Acked-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Tested-by: Matthias Brugger <mbrugger@suse.com>
Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
---
 .../jh7110-starfive-visionfive-2-lite.dtsi    | 161 ++++++++++++++++++
 1 file changed, 161 insertions(+)
 create mode 100644 arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-lite.dtsi

diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-lite.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-lite.dtsi
new file mode 100644
index 000000000000..f8797a666dbf
--- /dev/null
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-lite.dtsi
@@ -0,0 +1,161 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Copyright (C) 2025 StarFive Technology Co., Ltd.
+ * Copyright (C) 2025 Hal Feng <hal.feng@starfivetech.com>
+ */
+
+/dts-v1/;
+#include "jh7110-common.dtsi"
+
+/ {
+	vcc_3v3_pcie: regulator-vcc-3v3-pcie {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&sysgpio 27 GPIO_ACTIVE_HIGH>;
+		regulator-name = "vcc_3v3_pcie";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+};
+
+&cpu_opp {
+	/delete-node/ opp-375000000;
+	/delete-node/ opp-500000000;
+	/delete-node/ opp-750000000;
+	/delete-node/ opp-1500000000;
+
+	opp-312500000 {
+		opp-hz = /bits/ 64 <312500000>;
+		opp-microvolt = <800000>;
+	};
+	opp-417000000 {
+		opp-hz = /bits/ 64 <417000000>;
+		opp-microvolt = <800000>;
+	};
+	opp-625000000 {
+		opp-hz = /bits/ 64 <625000000>;
+		opp-microvolt = <800000>;
+	};
+	opp-1250000000 {
+		opp-hz = /bits/ 64 <1250000000>;
+		opp-microvolt = <1000000>;
+	};
+};
+
+&gmac0 {
+	starfive,tx-use-rgmii-clk;
+	assigned-clocks = <&aoncrg JH7110_AONCLK_GMAC0_TX>;
+	assigned-clock-parents = <&aoncrg JH7110_AONCLK_GMAC0_RMII_RTX>;
+	status = "okay";
+};
+
+&i2c0 {
+	status = "okay";
+};
+
+&mmc1 {
+	max-frequency = <50000000>;
+	keep-power-in-suspend;
+	non-removable;
+};
+
+&pcie1 {
+	vpcie3v3-supply = <&vcc_3v3_pcie>;
+	status = "okay";
+};
+
+&phy0 {
+	motorcomm,tx-clk-adj-enabled;
+	motorcomm,tx-clk-100-inverted;
+	motorcomm,tx-clk-1000-inverted;
+	motorcomm,rx-clk-drv-microamp = <3970>;
+	motorcomm,rx-data-drv-microamp = <2910>;
+	rx-internal-delay-ps = <1500>;
+	tx-internal-delay-ps = <1500>;
+};
+
+&pwm {
+	status = "okay";
+};
+
+&spi0 {
+	status = "okay";
+};
+
+&syscrg {
+	assigned-clock-rates = <0>, <0>, <0>, <0>, <500000000>, <1250000000>;
+};
+
+&sysgpio {
+	uart1_pins: uart1-0 {
+		tx-pins {
+			pinmux = <GPIOMUX(22, GPOUT_SYS_UART1_TX,
+					      GPOEN_ENABLE,
+					      GPI_NONE)>;
+			bias-disable;
+			drive-strength = <12>;
+			input-disable;
+			input-schmitt-disable;
+			slew-rate = <0>;
+		};
+
+		rx-pins {
+			pinmux = <GPIOMUX(23, GPOUT_LOW,
+					      GPOEN_DISABLE,
+					      GPI_SYS_UART1_RX)>;
+			bias-pull-up;
+			drive-strength = <2>;
+			input-enable;
+			input-schmitt-enable;
+			slew-rate = <0>;
+		};
+
+		cts-pins {
+			pinmux = <GPIOMUX(24, GPOUT_LOW,
+					      GPOEN_DISABLE,
+					      GPI_SYS_UART1_CTS)>;
+			input-enable;
+		};
+
+		rts-pins {
+			pinmux = <GPIOMUX(25, GPOUT_SYS_UART1_RTS,
+					      GPOEN_ENABLE,
+					      GPI_NONE)>;
+			input-enable;
+		};
+	};
+
+	usb0_pins: usb0-0 {
+		power-pins {
+			pinmux = <GPIOMUX(26, GPOUT_HIGH,
+					      GPOEN_ENABLE,
+					      GPI_NONE)>;
+			input-disable;
+		};
+
+		switch-pins {
+			pinmux = <GPIOMUX(62, GPOUT_LOW,
+					      GPOEN_ENABLE,
+					      GPI_NONE)>;
+			input-disable;
+		};
+	};
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins>;
+	status = "okay";
+};
+
+&usb0 {
+	dr_mode = "host";
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb0_pins>;
+	status = "okay";
+};
+
+&usb_cdns3 {
+	phys = <&usbphy0>, <&pciephy0>;
+	phy-names = "cdns3,usb2-phy", "cdns3,usb3-phy";
+};
-- 
2.43.2

Hi Hal,

On Tue, 25 Nov 2025 at 13:27, Hal Feng <hal.feng@starfivetech.com> wrote:
>
> Add a common board dtsi for use by VisionFive 2 Lite and
> VisionFive 2 Lite eMMC.
>
> Acked-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
> Tested-by: Matthias Brugger <mbrugger@suse.com>
> Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
> ---
>  .../jh7110-starfive-visionfive-2-lite.dtsi    | 161 ++++++++++++++++++
>  1 file changed, 161 insertions(+)
>  create mode 100644 arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-lite.dtsi
>
> diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-lite.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-lite.dtsi
> new file mode 100644
> index 000000000000..f8797a666dbf
> --- /dev/null
> +++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-lite.dtsi
> @@ -0,0 +1,161 @@
> +// SPDX-License-Identifier: GPL-2.0 OR MIT
> +/*
> + * Copyright (C) 2025 StarFive Technology Co., Ltd.
> + * Copyright (C) 2025 Hal Feng <hal.feng@starfivetech.com>
> + */
> +
> +/dts-v1/;
> +#include "jh7110-common.dtsi"
> +
> +/ {
> +       vcc_3v3_pcie: regulator-vcc-3v3-pcie {
> +               compatible = "regulator-fixed";
> +               enable-active-high;
> +               gpio = <&sysgpio 27 GPIO_ACTIVE_HIGH>;
> +               regulator-name = "vcc_3v3_pcie";
> +               regulator-min-microvolt = <3300000>;
> +               regulator-max-microvolt = <3300000>;
> +       };
> +};

The vcc_3v3_pcie regulator node is common to all JH7110 development boards.
and it is enabled through the PWREN_H signal (PCIE0_PWREN_H_GPIO32).

VisionFive 2 Product Design Schematics below
[1] https://doc-en.rvspace.org/VisionFive2/PDF/SCH_RV002_V1.2A_20221216.pdf

Mars_Hardware_Schematics
[2] https://github.com/milkv-mars/mars-files/blob/main/Mars_Hardware_Schematics/Milk-V_Mars_SCH_V1.21_2024-0510.pdf

Thanks
-Anand