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realtek: switch Netgear RTL8380 devices to NVMEM

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Use NVMEM in device tree to set the label and eth0 MAC address based on
the U-Boot environment.

Invididual port MAC addresses and bridge MAC are still handled in the
02_network script to maintain the current assignment.

Signed-off-by: Jan Hoffmann <jan@3e8.eu>
Link: https://github.com/openwrt/openwrt/pull/22055
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Jan Hoffmann 2026-02-16 21:36:05 +01:00 • committed by Hauke Mehrtens
parent 3f4b03cfe1
commit 3bf55d8bd4
2 changed files with 22 additions and 5 deletions
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10
target/linux/realtek/base-files/etc/board.d/02_network
View file

@ -53,6 +53,11 @@ realtek_setup_macs()
case $board in
edgecore,ecs4100-12ph|\
netgear,gs108t-v3|\
netgear,gs110tpp-v1|\
netgear,gs110tup-v1|\
netgear,gs308t-v1|\
netgear,gs310tp-v1|\
tplink,sg2008p-v1|\
tplink,sg2210p-v3|\
tplink,sg2452p-v4|\
@ -119,11 +124,6 @@ realtek_setup_macs()
linksys,lgs310c|\
linksys,lgs328c|\
linksys,lgs352c|\
netgear,gs108t-v3|\
netgear,gs110tpp-v1|\
netgear,gs110tup-v1|\
netgear,gs308t-v1|\
netgear,gs310tp-v1|\
netgear,gs750e|\
panasonic,m16eg-pn28160k|\
panasonic,m24eg-pn28240k|\

17
target/linux/realtek/dts/rtl8380_netgear_gigabit.dtsi
View file

@ -8,6 +8,10 @@
/ {
compatible = "realtek,rtl838x-soc";
aliases {
label-mac-device = &ethernet0;
};
memory@0 {
device_type = "memory";
reg = <0x0 0x8000000>;
@ -84,6 +88,14 @@
partition@e0000 {
label = "u-boot-env";
reg = <0x00e0000 0x0010000>;
nvmem-layout {
compatible = "u-boot,env";
macaddr_ubootenv_ethaddr: ethaddr {
#nvmem-cell-cells = <1>;
};
};
};
partition@f0000 {
@ -118,6 +130,11 @@
};
};
&ethernet0 {
nvmem-cells = <&macaddr_ubootenv_ethaddr 0>;
nvmem-cell-names = "mac-address";
};
&switch0 {
ports {
#address-cells = <1>;