linux-kernel - Re: [PATCH 0/3] riscv: dts: spacemit: Add PMIC and regulators constraints for Milk-V Jupiter

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Message-ID: <20251219113925-GYA1958363@gentoo.org>
Date: Fri, 19 Dec 2025 19:39:25 +0800
From: Yixun Lan <dlan@...too.org>
To: Javier Martinez Canillas <javierm@...hat.com>
Cc: linux-kernel@...r.kernel.org, Alex Elder <elder@...cstar.com>,
	Albert Ou <aou@...s.berkeley.edu>, Alexandre Ghiti <alex@...ti.fr>,
	Conor Dooley <conor+dt@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Palmer Dabbelt <palmer@...belt.com>, Paul Walmsley <pjw@...nel.org>,
	Rob Herring <robh@...nel.org>, devicetree@...r.kernel.org,
	linux-riscv@...ts.infradead.org, spacemit@...ts.linux.dev
Subject: Re: [PATCH 0/3] riscv: dts: spacemit: Add PMIC and regulators
 constraints for Milk-V Jupiter


On 14:44 Sat 06 Dec     , Javier Martinez Canillas wrote:
> Hello,
> 
> This patch series enables the i2c8 adapter, the PMIC, and voltage regulators
> for the Milk-V Jupiter board.
> 
> The power management hardware design on the Milk-V Jupiter is identical to the
> Banana Pi BPI-F3, so the DT Nodes were copied from the k1-bananapi-f3.dts file.
> 
> I have verified the I2C address and regulator constraints against the vendor's
> downstream DTS to ensure accuracy. I have also dumped the regulator_summary
> debugfs entry to check that the regulators and constraints are registered:
> 
> $ cat /sys/kernel/debug/regulator/regulator_summary
>  regulator                      use open bypass  opmode voltage current     min     max
> ---------------------------------------------------------------------------------------
>  regulator-dummy                  1    0      0 unknown     0mV     0mA     0mV     0mV
>  dc_in_12v                        2    1      0 unknown 12000mV     0mA 12000mV 12000mV
>     vcc_4v                        7   10      0 unknown  4000mV     0mA  4000mV  4000mV
>        buck1                      1    0      0 unknown  1050mV     0mA   500mV  3425mV
>        buck2                      1    0      0 unknown   900mV     0mA   500mV  3425mV
>        buck3                      1    0      0 unknown  1800mV     0mA   500mV  1800mV
>        buck4                      1    0      0 unknown  3300mV     0mA   500mV  3300mV
>        buck5                      3    7      0 unknown  2100mV     0mA   500mV  3425mV
>           dldo1                   0    0      0 unknown  1200mV     0mA   500mV  3125mV
>           dldo2                   0    0      0 unknown   500mV     0mA   500mV  3125mV
>           dldo3                   0    0      0 unknown   500mV     0mA   500mV  3125mV
>           dldo4                   1    0      0 unknown  1800mV     0mA   500mV  3125mV
>           dldo5                   0    0      0 unknown   500mV     0mA   500mV  3125mV
>           dldo6                   1    0      0 unknown  1800mV     0mA   500mV  3125mV
>           dldo7                   0    0      0 unknown   500mV     0mA   500mV  3125mV
>        buck6                      1    0      0 unknown  1100mV     0mA   500mV  3425mV
>        aldo1                      0    0      0 unknown  1800mV     0mA   500mV  3125mV
>        aldo2                      0    0      0 unknown   500mV     0mA   500mV  3125mV
>        aldo3                      0    0      0 unknown   500mV     0mA   500mV  3125mV
>        aldo4                      0    0      0 unknown   500mV     0mA   500mV  3125mV
> 
> Best regards,
> Javier
> 
> 
> Javier Martinez Canillas (3):
>   riscv: dts: spacemit: Enable i2c8 adapter for Milk-V Jupiter
>   riscv: dts: spacemit: Define fixed regulators for Milk-V Jupiter
>   riscv: dts: spacemit: Define the P1 PMIC regulators for Milk-V Jupiter
> 
>  .../boot/dts/spacemit/k1-milkv-jupiter.dts    | 135 ++++++++++++++++++
>  1 file changed, 135 insertions(+)
> 
The series looks good, I will queue it, thanks

Reviewed-by: Yixun Lan <dlan@...too.org>

-- 
Yixun Lan (dlan)