From: Chukun Pan <amadeus@jmu.edu.cn>
To: Yixun Lan <dlan@kernel.org>
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,
Chukun Pan <amadeus@jmu.edu.cn>
Subject: [PATCH v2 1/1] riscv: dts: spacemit: set ETH MAC from eeprom for OrangePi
Date: Tue, 6 Oct 2026 18:00:00 +0800 [thread overview]
Message-ID: <20261006100000.548264-1-amadeus@jmu.edu.cn> (raw)
The EEPROM on the OrangePi R2S and RV2 stores the MAC address.
Assign it to Ethernet, with ethernet1 having a MAC offset of 1.
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
---
Changes in v2:
Remove Ethernet alias changes.
---
arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts | 6 +++++-
arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts | 6 +++++-
2 files changed, 10 insertions(+), 2 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..78cdef0c7287 100644
--- a/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-r2s.dts
@@ -66,6 +66,8 @@ &emmc {
};
ð0 {
+ nvmem-cells = <&mac_address 0>;
+ nvmem-cell-names = "mac-address";
phy-handle = <&rgmii0>;
phy-mode = "rgmii-id";
pinctrl-names = "default";
@@ -90,6 +92,8 @@ rgmii0: phy@1 {
};
ð1 {
+ nvmem-cells = <&mac_address 1>;
+ nvmem-cell-names = "mac-address";
phy-handle = <&rgmii1>;
phy-mode = "rgmii-id";
pinctrl-names = "default";
@@ -129,7 +133,7 @@ eeprom@50 {
nvmem-layout {
compatible = "onie,tlv-layout";
- mac-address {
+ mac_address: mac-address {
#nvmem-cell-cells = <1>;
};
diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
index 837616255464..44b81268c802 100644
--- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
@@ -93,6 +93,8 @@ &emmc {
};
ð0 {
+ nvmem-cells = <&mac_address 0>;
+ nvmem-cell-names = "mac-address";
phy-handle = <&rgmii0>;
phy-mode = "rgmii-id";
pinctrl-names = "default";
@@ -117,6 +119,8 @@ rgmii0: phy@1 {
};
ð1 {
+ nvmem-cells = <&mac_address 1>;
+ nvmem-cell-names = "mac-address";
phy-handle = <&rgmii1>;
phy-mode = "rgmii-id";
pinctrl-names = "default";
@@ -156,7 +160,7 @@ eeprom@50 {
nvmem-layout {
compatible = "onie,tlv-layout";
- mac-address {
+ mac_address: mac-address {
#nvmem-cell-cells = <1>;
};
--
2.34.1
next reply other threads:[~2026-10-06 10:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-06 10:00 Chukun Pan [this message]
2026-10-06 11:45 ` [PATCH v2 1/1] riscv: dts: spacemit: set ETH MAC from eeprom for OrangePi Yixun Lan
2026-10-08 1:11 ` Yixun Lan
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