CONFIG_SOC_ECONET_EN751221 is not available for the selected architecture x86.
Result is shown for architecture mips
EN751221 family
configname: CONFIG_SOC_ECONET_EN751221
EcoNet SoC selection
└─>EN751221 family
In linux kernel since version 6.1.145 (release Date: 2025-07-14)
The EN751221 family includes EN7512, RN7513, EN7521, EN7526.
They are based on single core MIPS 34Kc processors. To boot
this kernel, you will need a device tree such as
MIPS_RAW_APPENDED_DTB=y, and a root filesystem.
They are based on single core MIPS 34Kc processors. To boot
this kernel, you will need a device tree such as
MIPS_RAW_APPENDED_DTB=y, and a root filesystem.