linux-kernel - Re: [PATCH 1/2] riscv: dts: spacemit: add common board dtsi for OrangePi

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Message-ID: <20260124000427-GYC71302@gentoo.org>
Date: Sat, 24 Jan 2026 08:04:27 +0800
From: Yixun Lan <dlan@...too.org>
To: Chukun Pan <amadeus@....edu.cn>
Cc: alex@...ti.fr, aou@...s.berkeley.edu, conor+dt@...nel.org,
	krzk+dt@...nel.org, linux-kernel@...r.kernel.org,
	linux-riscv@...ts.infradead.org, palmer@...belt.com, pjw@...nel.org,
	robh@...nel.org, spacemit@...ts.linux.dev
Subject: Re: [PATCH 1/2] riscv: dts: spacemit: add common board dtsi for
 OrangePi

Hi Chukun,

On 22:06 Fri 23 Jan     , Chukun Pan wrote:
> Hi,
> 
> > no, as I checked these two boards having too many differences that
> > I don't think it's worth trying to create a shared dtsi file
> 
> I think some of them can be shared? If you think this is inappropriate,
that's true, but I'd rather we think of this in whole K1 board perspective,
not just two boards of orangepi.

> I will abandon this. By the way, it seems that the OrangePi R2S lacks
> publicly available schematics.
> 
> Some parts are the same:
> - emmc
> - eeprom
> - ethernet
> - p1 pmic
> - combo phy
> - pdma / uart0
> - always-on regulator
> - pcie (excluding supply)
> - usb2/3 (excluding supply)
I'm not surprised of this, as most ODM copy the design from vendor.

> 
> Some parts are different:
> - hdmi
> - qspi
> - sdcard
> - gpio led
> - sdio wifi
> - audio codec
> - pcie supply
> - usb2/3 supply
> - gpio regulator
> 
> Thanks,
> Chukun

-- 
Yixun Lan (dlan)