RE: [PATCH v4 4/6] riscv: dts: starfive: Add common board dtsi for VisionFive 2 Lite variants

Hal Feng
2025-12-05T07:42:20Z

> On 05.12.25 01:05, Anand Moon wrote:
> 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.d
> > +++ tsi
> > @@ -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

No, GPIO32 is connected to the WAKE pin, it is not used to control the PCIe slot power.

Best regards,
Hal