arch Kconfig: centralise CONFIG_ARCH_NO_VIRT_TO_BUS

arch Kconfig: centralise CONFIG_ARCH_NO_VIRT_TO_BUS

Change it to CONFIG_HAVE_VIRT_TO_BUS and set it in all architecures
that already provide virt_to_bus().

Signed-off-by: Stephen Rothwell <[email protected]>
Reviewed-by: James Hogan <[email protected]>
Cc: Bjorn Helgaas <[email protected]>
Cc: H Hartley Sweeten <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Paul Mundt <[email protected]>
Cc: Vineet Gupta <[email protected]>
Cc: James Bottomley <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>