ARM: Move platform memory reservations out of generic code

Move the platform specific bootmem memory reservations out of
arch/arm/mm/mmu.c into their respective platform files.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/include/asm/mach/arch.h

@@ -37,6 +37,7 @@ struct machine_desc {
 	void			(*fixup)(struct machine_desc *,
 					 struct tag *, char **,
 					 struct meminfo *);
+	void			(*reserve)(void);/* reserve mem blocks	*/
 	void			(*map_io)(void);/* IO mapping function	*/
 	void			(*init_irq)(void);
 	struct sys_timer	*timer;		/* system tick timer	*/