MX31: mx31pdk: drop enable_caches from board file

enable_caches() is implemented now in cpu.c for
ARM1136.

Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Fabio Estevam <fabio.estevam@freescale.com>
1 file changed