GECMR
ravb_write(ndev, GECMR_SPEED_100, GECMR);
ravb_write(ndev, GECMR_SPEED_1000, GECMR);
ravb_write(ndev, GBETH_GECMR_SPEED_10, GECMR);
ravb_write(ndev, GBETH_GECMR_SPEED_100, GECMR);
ravb_write(ndev, GBETH_GECMR_SPEED_1000, GECMR);
add_reg(GECMR);
sh_eth_write(ndev, GECMR_10, GECMR);
sh_eth_write(ndev, GECMR_100, GECMR);
sh_eth_write(ndev, GECMR_1000, GECMR);
sh_eth_write(ndev, 0x00000000, GECMR);
sh_eth_write(ndev, 0x00000010, GECMR);
sh_eth_write(ndev, 0x00000020, GECMR);
[GECMR] = 0x05b0,