ARM: ux500: delete oldschool pin defines

The pin definition file dates back to a time before the pin
control subsystem. The functions called inside that pin control
driver are now deleted. Let's get rid of this file.

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

diff --cc arch/arm/mach-ux500/board-mop500-audio.c
Simple merge

diff --cc arch/arm/mach-ux500/board-mop500-pins.c
Simple merge

diff --cc arch/arm/mach-ux500/pins-db8500.h
Simple merge