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omnia: add hardware ethernet and switch config

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This commit is contained in:
Daniel Barlow 2023-11-27 21:37:15 +00:00
parent 32c24f3809
commit c803772074
1 changed files with 31 additions and 1 deletions
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32
devices/turris-omnia/default.nix
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@ -85,6 +85,9 @@
MVNETA_BM_ENABLE = "y";
MVPP2 = "y";
MV_XOR = "y";
NET_DSA = "y";
NET_DSA_MV88E6XXX = "y"; # depends on PTP_1588_CLOCK_OPTIONAL
};
};
@ -136,7 +139,34 @@
inherit (config.system.service.network) link;
inherit (config.system.service) bridge;
in rec {
lan = link.build { ifname = "eth0"; };
en70000 = link.build {
# in armada-38x.dtsi this is eth0.
# It's connected to port 5 of the 88E6176 switch
devpath = "/devices/platform/soc/soc:internal-regs/f1070000.ethernet";
# name is unambiguous but not very semantic
ifname = "en70000";
};
en30000 = link.build {
# in armada-38x.dtsi this is eth1
# It's connected to port 6 of the 88E6176 switch
devpath = "/devices/platform/soc/soc:internal-regs/f1030000.ethernet";
# name is unambiguous but not very semantic
ifname = "en30000";
};
# the default (from the dts? I'm guessing) behavour for
# lan ports on the switch is to attach them to
# en30000. It should be possible to do something better,
# per
# https://www.kernel.org/doc/html/latest/networking/dsa/configuration.html#affinity-of-user-ports-to-cpu-ports
# but apparently OpenWrt doesn't either so maybe it's more
# complicated than it looks
wan = link.build {
# in armada-38x.dtsi this is eth2. It may be connected to
# an ethernet phy or to the SFP cage, depending on a gpio
devpath = "/devices/platform/soc/soc:internal-regs/f1034000.ethernet";
ifname = "wan";
};
wlan = link.build {
ifname = "wlan0";
dependencies = [ mac80211 ];