hexagon: fix printk format warning in setup.c

Fix printk format warning in hexagon/kernel/setup.c:

../arch/hexagon/kernel/setup.c: In function 'setup_arch':
../arch/hexagon/kernel/setup.c:69:2: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Wformat]

where:
extern unsigned long	__phys_offset;
#define PHYS_OFFSET	__phys_offset

Link: http://lkml.kernel.org/r/adce8db5-4b01-dc10-7fbb-6a64e0787eb5@infradead.org
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/hexagon/kernel/setup.c

@@ -66,7 +66,7 @@ void __init setup_arch(char **cmdline_p)
 	 */
 	__vmsetvec(_K_VM_event_vector);
 
-	printk(KERN_INFO "PHYS_OFFSET=0x%08x\n", PHYS_OFFSET);
+	printk(KERN_INFO "PHYS_OFFSET=0x%08lx\n", PHYS_OFFSET);
 
 	/*
 	 * Simulator has a few differences from the hardware.