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From: Yixun Lan <dlan@gentoo.org>
To: Han Gao <gaohan@iscas.ac.cn>
Cc: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	devicetree@vger.kernel.org, linux-riscv@lists.infradead.org,
	spacemit@lists.linux.dev, linux-kernel@vger.kernel.org,
	Han Gao <rabenda.cn@gmail.com>
Subject: Re: [PATCH 2/7] riscv: dts: spacemit: Define fixed regulators for OrangePi RV2
Date: Sun, 1 Feb 2026 19:31:10 +0800	[thread overview]
Message-ID: <20260201113110-GYB109598@gentoo.org> (raw)
In-Reply-To: <c5799da08242f8aa1a77f144ab0273d68af1841f.1769895215.git.gaohan@iscas.ac.cn>

Hi Han,

On 05:38 Sun 01 Feb     , Han Gao wrote:
> Define the DC power input and the 4v power as fixed regulator supplies.
> 
> Signed-off-by: Han Gao <gaohan@iscas.ac.cn>
> ---
>  .../boot/dts/spacemit/k1-orangepi-rv2.dts     | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
> index 93880ba7bdfe..bd1e45e95e38 100644
> --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
> +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
> @@ -23,6 +23,25 @@ chosen {
>  		stdout-path = "serial0";
>  	};
>  
> +	reg_dc_in: dc-in-12v {
this is copy & paste.. per discussion with Chukun, I'd suggest to add
'regulator-' prefix, see

https://lore.kernel.org/r/20260123145015.1926865-1-amadeus@jmu.edu.cn

> +		compatible = "regulator-fixed";
> +		regulator-name = "dc_in_12v";
> +		regulator-min-microvolt = <12000000>;
> +		regulator-max-microvolt = <12000000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	reg_vcc_4v: vcc-4v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc_4v";
> +		regulator-min-microvolt = <4000000>;
> +		regulator-max-microvolt = <4000000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +		vin-supply = <&reg_dc_in>;
> +	};
> +
>  	leds {
>  		compatible = "gpio-leds";
>  
> -- 
> 2.47.3
> 

-- 
Yixun Lan (dlan)

  reply	other threads:[~2026-02-01 11:31 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-31 21:38 [PATCH 0/7] riscv: dts: spacemit: Add PMIC regulators usb pcie Han Gao
2026-01-31 21:38 ` [PATCH 1/7] riscv: dts: spacemit: Enable i2c8 adapter for OrangePi RV2 Han Gao
2026-01-31 21:38 ` [PATCH 2/7] riscv: dts: spacemit: Define fixed regulators " Han Gao
2026-02-01 11:31   ` Yixun Lan [this message]
2026-01-31 21:38 ` [PATCH 3/7] riscv: dts: spacemit: Define the P1 PMIC " Han Gao
2026-02-01  5:18   ` Konstantin Ryabitsev
2026-01-31 21:38 ` [PATCH 4/7] riscv: dts: spacemit: Enable USB3.0 on " Han Gao
2026-01-31 21:38 ` [PATCH 5/7] riscv: dts: spacemit: Update PMIC supply properties for " Han Gao
2026-02-01  5:18   ` Konstantin Ryabitsev
2026-01-31 21:38 ` [PATCH 6/7] riscv: dts: spacemit: Add a PCIe regulator " Han Gao
2026-02-04 13:50   ` Chukun Pan
2026-01-31 21:38 ` [PATCH 7/7] riscv: dts: spacemit: PCIe and PHY-related updates " Han Gao
2026-02-04 14:06   ` Chukun Pan
2026-03-10  9:03     ` Yixun Lan
2026-03-14  7:50       ` Chukun Pan
2026-02-01  5:18 ` [PATCH 0/7] riscv: dts: spacemit: Add PMIC regulators usb pcie Konstantin Ryabitsev
2026-02-01  7:54   ` Vivian Wang
2026-02-01 15:10     ` Konstantin Ryabitsev
2026-02-01 11:26 ` Yixun Lan

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