omap: Fix gpio_request calls to happen as arch_initcall

Looks like some boards are calling gpio_request from init_irq.
This will make the request_irq fail, as GPIO will be initialized
as postcore_initcall.

Reported-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --cc arch/arm/mach-omap1/board-fsample.c
Simple merge

diff --cc arch/arm/mach-omap1/board-h2.c
Simple merge

diff --cc arch/arm/mach-omap1/board-h3.c
Simple merge

diff --cc arch/arm/mach-omap1/board-innovator.c
Simple merge

diff --cc arch/arm/mach-omap1/board-osk.c
Simple merge

diff --cc arch/arm/mach-omap1/board-perseus2.c
Simple merge

diff --cc arch/arm/mach-omap2/board-apollon.c
Simple merge

diff --cc arch/arm/mach-omap2/board-ldp.c
Simple merge