powerpc: Extract EPAPR_MAGIC constants into processor.h

By extracting these defines into a header, they can be re-used by other
C sources as well. This will be done by the SPL framework OS boot
support.

Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/arch/powerpc/cpu/mpc85xx/release.S b/arch/powerpc/cpu/mpc85xx/release.S
index 1f76925..5c4b1e3 100644
--- a/arch/powerpc/cpu/mpc85xx/release.S
+++ b/arch/powerpc/cpu/mpc85xx/release.S
@@ -358,7 +358,6 @@
 	lwz	r14,0(r3)
 #endif
 
-#define EPAPR_MAGIC		0x45504150
 #define ENTRY_ADDR_UPPER	0
 #define ENTRY_ADDR_LOWER	4
 #define ENTRY_R3_UPPER		8
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 7aa3231..19fe250 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -1342,4 +1342,10 @@
 #endif
 #endif /* CONFIG_MACH_SPECIFIC */
 
+#if defined(CONFIG_MPC85xx) || defined(CONFIG_440)
+ #define EPAPR_MAGIC	(0x45504150)
+#else
+ #define EPAPR_MAGIC	(0x65504150)
+#endif
+
 #endif /* __ASM_PPC_PROCESSOR_H */
diff --git a/arch/powerpc/lib/bootm.c b/arch/powerpc/lib/bootm.c
index ac5bd6d..7088293 100644
--- a/arch/powerpc/lib/bootm.c
+++ b/arch/powerpc/lib/bootm.c
@@ -87,12 +87,6 @@
 		 *   r8: 0
 		 *   r9: 0
 		 */
-#if defined(CONFIG_MPC85xx) || defined(CONFIG_440)
- #define EPAPR_MAGIC	(0x45504150)
-#else
- #define EPAPR_MAGIC	(0x65504150)
-#endif
-
 		debug ("   Booting using OF flat tree...\n");
 		WATCHDOG_RESET ();
 		(*kernel) ((bd_t *)of_flat_tree, 0, 0, EPAPR_MAGIC,