alpha: move include/asm-alpha to arch/alpha/include/asm

Sam Ravnborg did the build-test that the direct header file move works,
I'm just committing it.

This is a pure move:

	mkdir arch/alpha/include
	git mv include/asm-alpha arch/alpha/include/asm

with no other changes.

Requested-and-tested-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/alpha/include/asm/delay.h

@@ -0,0 +1,10 @@
+#ifndef __ALPHA_DELAY_H
+#define __ALPHA_DELAY_H
+
+extern void __delay(int loops);
+extern void udelay(unsigned long usecs);
+
+extern void ndelay(unsigned long nsecs);
+#define ndelay ndelay
+
+#endif /* defined(__ALPHA_DELAY_H) */