AT91RM9200 Ethernet support

modulename: at91_ether.ko

configname: CONFIG_ARM_AT91_ETHER

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Ethernet driver support
└─>AT91RM9200 Ethernet support
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
If you wish to compile a kernel for the AT91RM9200 and enable
ethernet support, then you should always answer Y to this.

source code:
drivers/net/ethernet/cadence/at91_ether.c
selects
CONFIG_MACB