linux-imx

ARM: mach-virt: fixup machine descriptor after removal of sys_timer

Now that sys_timer has been removed, update the mach-virt machine
descriptor to use a direct pointer to its timer_init function.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Olof Johansson <olof@lixom.net>