arch/powerpc/lib/board.c, *traps.c: sparse fixes

traps.c:*:1: warning: symbol 'print_backtrace' was not declared. Should it be static?
traps.c:93:1: warning: symbol '_exception' was not declared. Should it be static?
board.c:166:6: warning: symbol '__board_add_ram_info' was not declared. Should it be static?
board.c:174:5: warning: symbol '__board_flash_wp_on' was not declared. Should it be static?
board.c:187:6: warning: symbol '__cpu_secondary_init_r' was not declared. Should it be static?
board.c:265:12: warning: symbol 'init_sequence' was not declared. Should it be static?
board.c:348:5: warning: symbol '__fixup_cpu' was not declared. Should it be static?
board.c:405:53: warning: Using plain integer as NULL pointer

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
diff --git a/arch/powerpc/cpu/mpc824x/traps.c b/arch/powerpc/cpu/mpc824x/traps.c
index 163b983..9bcdd8f 100644
--- a/arch/powerpc/cpu/mpc824x/traps.c
+++ b/arch/powerpc/cpu/mpc824x/traps.c
@@ -46,8 +46,7 @@
  * Trap & Exception support
  */
 
-void
-print_backtrace(unsigned long *sp)
+static void print_backtrace(unsigned long *sp)
 {
 	int cnt = 0;
 	unsigned long i;
@@ -67,7 +66,7 @@
 	printf("\n");
 }
 
-void show_regs(struct pt_regs * regs)
+void show_regs(struct pt_regs *regs)
 {
 	int i;
 
@@ -95,16 +94,14 @@
 }
 
 
-void
-_exception(int signr, struct pt_regs *regs)
+static void _exception(int signr, struct pt_regs *regs)
 {
 	show_regs(regs);
 	print_backtrace((unsigned long *)regs->gpr[1]);
 	panic("Exception in kernel pc %lx signal %d",regs->nip,signr);
 }
 
-void
-MachineCheckException(struct pt_regs *regs)
+void MachineCheckException(struct pt_regs *regs)
 {
 	unsigned long fixup;
 
@@ -142,24 +139,21 @@
 	panic("machine check");
 }
 
-void
-AlignmentException(struct pt_regs *regs)
+void AlignmentException(struct pt_regs *regs)
 {
 	show_regs(regs);
 	print_backtrace((unsigned long *)regs->gpr[1]);
 	panic("Alignment Exception");
 }
 
-void
-ProgramCheckException(struct pt_regs *regs)
+void ProgramCheckException(struct pt_regs *regs)
 {
 	show_regs(regs);
 	print_backtrace((unsigned long *)regs->gpr[1]);
 	panic("Program Check Exception");
 }
 
-void
-SoftEmuException(struct pt_regs *regs)
+void SoftEmuException(struct pt_regs *regs)
 {
 	show_regs(regs);
 	print_backtrace((unsigned long *)regs->gpr[1]);
@@ -167,8 +161,7 @@
 }
 
 
-void
-UnknownException(struct pt_regs *regs)
+void UnknownException(struct pt_regs *regs)
 {
 	printf("Bad trap at PC: %lx, SR: %lx, vector=%lx\n",
 	       regs->nip, regs->msr, regs->trap);
@@ -179,8 +172,7 @@
 extern void do_bedbug_breakpoint(struct pt_regs *);
 #endif
 
-void
-DebugException(struct pt_regs *regs)
+void DebugException(struct pt_regs *regs)
 {
 
   printf("Debugger trap at @ %lx\n", regs->nip );
@@ -193,8 +185,7 @@
 /* Probe an address by reading.  If not present, return -1, otherwise
  * return 0.
  */
-int
-addr_probe(uint *addr)
+int addr_probe(uint *addr)
 {
 #if 0
 	int	retval;