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From: Yixun Lan <dlan@kernel.org>
To: Chukun Pan <amadeus@jmu.edu.cn>
Cc: Rob Herring <robh@kernel.org>, Paul Walmsley <pjw@kernel.org>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	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,
	devicetree@vger.kernel.org, spacemit@lists.linux.dev
Subject: Re: [PATCH 1/1] riscv: dts: spacemit: set ETH MAC from eeprom for OrangePi
Date: Mon, 21 Sep 2026 12:42:06 +0000	[thread overview]
Message-ID: <20260921124206-GKI297024@kernel.org> (raw)
In-Reply-To: <20260920100000.3888256-1-amadeus@jmu.edu.cn>

Hi Chukun,

On 18:00 Sun 20 Sep     , Chukun Pan wrote:
> The EEPROM on the OrangePi R2S and OrangePi RV2 stores the MAC address.
> Assign it to Ethernet, with eth1 having a MAC offset of 1. Remove the
> Ethernet alias to avoid U-Boot patching incorrect MAC addresses.
> 
Could you point me where the u-boot patching the MAC address?
I'm not fully aware of this problem..

> Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
> ---
>  arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts | 8 +++++---
>  arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts | 8 +++++---
>  2 files changed, 10 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
> index 7125f2882ce8..073cc975135f 100644
> --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
> +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
> @@ -16,8 +16,6 @@ aliases {
>  		i2c2 = &i2c2;
>  		i2c8 = &i2c8;
>  		serial0 = &uart0;
> -		ethernet0 = &eth0;
> -		ethernet1 = &eth1;
..

-- 
Yixun Lan (dlan)

WARNING: multiple messages have this Message-ID (diff)
From: Yixun Lan <dlan@kernel.org>
To: Chukun Pan <amadeus@jmu.edu.cn>
Cc: Rob Herring <robh@kernel.org>, Paul Walmsley <pjw@kernel.org>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	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,
	devicetree@vger.kernel.org, spacemit@lists.linux.dev
Subject: Re: [PATCH 1/1] riscv: dts: spacemit: set ETH MAC from eeprom for OrangePi
Date: Mon, 21 Sep 2026 12:42:06 +0000	[thread overview]
Message-ID: <20260921124206-GKI297024@kernel.org> (raw)
In-Reply-To: <20260920100000.3888256-1-amadeus@jmu.edu.cn>

Hi Chukun,

On 18:00 Sun 20 Sep     , Chukun Pan wrote:
> The EEPROM on the OrangePi R2S and OrangePi RV2 stores the MAC address.
> Assign it to Ethernet, with eth1 having a MAC offset of 1. Remove the
> Ethernet alias to avoid U-Boot patching incorrect MAC addresses.
> 
Could you point me where the u-boot patching the MAC address?
I'm not fully aware of this problem..

> Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
> ---
>  arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts | 8 +++++---
>  arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts | 8 +++++---
>  2 files changed, 10 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
> index 7125f2882ce8..073cc975135f 100644
> --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
> +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
> @@ -16,8 +16,6 @@ aliases {
>  		i2c2 = &i2c2;
>  		i2c8 = &i2c8;
>  		serial0 = &uart0;
> -		ethernet0 = &eth0;
> -		ethernet1 = &eth1;
..

-- 
Yixun Lan (dlan)

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http://lists.infradead.org/mailman/listinfo/linux-riscv

  parent reply	other threads:[~2026-09-21 12:42 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-20 10:00 [PATCH 1/1] riscv: dts: spacemit: set ETH MAC from eeprom for OrangePi Chukun Pan
2026-09-20 10:00 ` Chukun Pan
2026-09-20 10:05 ` sashiko-bot
2026-09-21 12:42 ` Yixun Lan [this message]
2026-09-21 12:42   ` Yixun Lan
2026-09-22  6:50   ` Chukun Pan
2026-09-22  6:50     ` Chukun Pan
2026-09-22  7:29     ` Yixun Lan
2026-09-22  7:29       ` Yixun Lan
2026-09-23  6:40       ` Chukun Pan
2026-09-23  6:40         ` Chukun Pan
2026-09-24  1:23         ` Troy Mitchell
2026-09-24  1:23           ` Troy Mitchell
2026-09-22  8:55 ` Troy Mitchell
2026-09-22  8:55   ` Troy Mitchell

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