[PATCH v7 4/5] riscv: dts: spacemit: Add a PCIe regulator

Yixun Lan dlan at gentoo.org
Fri Dec 19 04:20:18 PST 2025


On 09:12 Thu 18 Dec     , Alex Elder wrote:
> Define a 3.3v fixed voltage regulator to be used by PCIe on the
> Banana Pi BPI-F3.  On this platform, this regulator is always on.
> 
> Signed-off-by: Alex Elder <elder at riscstar.com>

Reviewed-by: Yixun Lan <dlan at gentoo.org>
> ---
>  arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
> index 02f218a16318e..71f48454ba47c 100644
> --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
> +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
> @@ -33,6 +33,14 @@ led1 {
>  		};
>  	};
>  
> +	pcie_vcc_3v3: pcie-vcc3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "PCIE_VCC3V3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-always-on;
> +	};
> +
>  	reg_dc_in: dc-in-12v {
>  		compatible = "regulator-fixed";
>  		regulator-name = "dc_in_12v";
> -- 
> 2.48.1
> 

-- 
Yixun Lan (dlan)



More information about the linux-riscv mailing list