ARM: ux500: delete UART static map

Delete the static maps for the Ux500 UARTs and rely
on debug_ll_io_init() to do the trick.
commit f87b95dd2e4a8832b1d6034f15a5324db42608a0
"ARM: ux500: move debugmacro to debug includes"
defined the necessary addruart macro two years ago.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --cc arch/arm/mach-ux500/cpu-db8500.c
Simple merge