x86: Add probe_roms to x86_init

probe_roms is only used on 32bit. Add it to the x86_init ops and
remove the #ifdefs.

Default initializer is x86_init_noop() which is overridden in
the 32bit boot code.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index 82d510c..88883f8 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -14,4 +14,8 @@
  * for standard PC hardware.
  */
 struct __initdata x86_init_ops x86_init = {
+
+	.resources = {
+		.probe_roms		= x86_init_noop,
+	},
 };