uboot-phytec

drivers/net/xilinx_axi_emac.c: Fix compile warning

Fix this:
xilinx_axi_emac.c: In function 'xilinx_axiemac_initialize':
xilinx_axi_emac.c:646: warning: assignment from incompatible pointer type

Signed-off-by: Stephan Linz <linz@li-pro.net>