From: Yixun Lan <dlan@gentoo.org>
To: Chukun Pan <amadeus@jmu.edu.cn>
Cc: Rob Herring <robh@kernel.org>, Paul Walmsley <pjw@kernel.org>,
Alexandre Ghiti <alex@ghiti.fr>,
Albert Ou <aou@eecs.berkeley.edu>,
Palmer Dabbelt <palmer@dabbelt.com>,
Conor Dooley <conor+dt@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
spacemit@lists.linux.dev
Subject: Re: [PATCH 2/2] riscv: dts: spacemit: add fixed regulators for OrangePi
Date: Mon, 19 Jan 2026 11:02:51 +0800 [thread overview]
Message-ID: <20260119030251-GYD47382@gentoo.org> (raw)
In-Reply-To: <20260116100001.208334-2-amadeus@jmu.edu.cn>
Hi Chukun,
On 18:00 Fri 16 Jan , Chukun Pan wrote:
> Define the power input and the 4V / 3.3V power as fixed regulator
> supplies for the PMIC, PCIe and Wi-Fi.
>
> Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
> ---
> arch/riscv/boot/dts/spacemit/k1-orangepi.dtsi | 28 +++++++++++++++++++
> 1 file changed, 28 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi.dtsi b/arch/riscv/boot/dts/spacemit/k1-orangepi.dtsi
> index b4808f258adf..c71c5bc1d341 100644
> --- a/arch/riscv/boot/dts/spacemit/k1-orangepi.dtsi
> +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi.dtsi
> @@ -17,6 +17,34 @@ aliases {
> chosen {
> stdout-path = "serial0";
> };
> +
> + pcie_vcc3v3: regulator-pcie-vcc3v3 {
can you follow the same name scheme with k1-bananapi-f3.dts?
also please add this regulator with explict consumer - pcie,
otherwise I see the patch isn't really useful
> + compatible = "regulator-fixed";
> + regulator-name = "pcie_vcc3v3";
> + regulator-always-on;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vcc_5v0>;
> + };
> +
> + vcc_5v0: regulator-vcc-5v0 {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_5v0";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + };
> +
> + vcc4v0: regulator-vcc4v0 {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc4v0";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <4000000>;
> + regulator-max-microvolt = <4000000>;
> + vin-supply = <&vcc_5v0>;
> + };
> };
>
> ð0 {
> --
> 2.25.1
>
--
Yixun Lan (dlan)
next prev parent reply other threads:[~2026-01-19 3:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-16 10:00 [PATCH 1/2] riscv: dts: spacemit: add common board dtsi for OrangePi Chukun Pan
2026-01-16 10:00 ` [PATCH 2/2] riscv: dts: spacemit: add fixed regulators " Chukun Pan
2026-01-19 3:02 ` Yixun Lan [this message]
2026-01-23 14:50 ` Chukun Pan
2026-01-23 23:58 ` Yixun Lan
2026-01-19 2:42 ` [PATCH 1/2] riscv: dts: spacemit: add common board dtsi " Yixun Lan
2026-01-23 14:06 ` Chukun Pan
2026-01-24 0:04 ` Yixun Lan
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