default or selected kernelversion does not have config value CONFIG_DWMAC_SUN55I.
Result is shown for kernelversion 6.18-rc3

Allwinner sun55i GMAC200 support

modulename: dwmac-sun55i.ko

configname: CONFIG_DWMAC_SUN55I

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Ethernet driver support
└─>Device Tree and Open Firmware support
└─>Allwinner sun55i GMAC200 support
Support for Allwinner A523/T527 GMAC200 ethernet controllers.

This selects Allwinner SoC glue layer support for the
stmmac device driver. This driver is used for A523/T527
GMAC200 ethernet controller.

source code:
drivers/net/ethernet/stmicro/stmmac/dwmac-sun55i.c