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/mpc512x/traps.c b/arch/powerpc/cpu/mpc512x/traps.c
index 786f4a5..15468e5 100644
--- a/arch/powerpc/cpu/mpc512x/traps.c
+++ b/arch/powerpc/cpu/mpc512x/traps.c
@@ -47,68 +47,65 @@
  * Trap & Exception support
  */
 
-void
-print_backtrace (unsigned long *sp)
+static void print_backtrace(unsigned long *sp)
 {
 	int cnt = 0;
 	unsigned long i;
 
-	puts ("Call backtrace: ");
+	puts("Call backtrace: ");
 	while (sp) {
 		if ((uint)sp > END_OF_MEM)
 			break;
 
 		i = sp[1];
 		if (cnt++ % 7 == 0)
-			putc ('\n');
-		printf ("%08lX ", i);
+			putc('\n');
+		printf("%08lX ", i);
 		if (cnt > 32) break;
 		sp = (unsigned long *) *sp;
 	}
-	putc ('\n');
+	putc('\n');
 }
 
-void show_regs (struct pt_regs * regs)
+void show_regs(struct pt_regs *regs)
 {
 	int i;
 
-	printf ("NIP: %08lX XER: %08lX LR: %08lX REGS: %p TRAP: %04lx DAR: %08lX\n",
+	printf("NIP: %08lX XER: %08lX LR: %08lX REGS: %p TRAP: %04lx DAR: %08lX\n",
 	       regs->nip, regs->xer, regs->link, regs, regs->trap, regs->dar);
-	printf ("MSR: %08lx EE: %01x PR: %01x FP: %01x ME: %01x IR/DR: %01x%01x\n",
+	printf("MSR: %08lx EE: %01x PR: %01x FP: %01x ME: %01x IR/DR: %01x%01x\n",
 	       regs->msr, regs->msr & MSR_EE ? 1 : 0, regs->msr & MSR_PR ? 1 : 0,
 	       regs->msr & MSR_FP ? 1 : 0,regs->msr & MSR_ME ? 1 : 0,
 	       regs->msr & MSR_IR ? 1 : 0,
 	       regs->msr & MSR_DR ? 1 : 0);
 
-	putc ('\n');
+	putc('\n');
 	for (i = 0;  i < 32;  i++) {
 		if ((i % 8) == 0) {
-			printf ("GPR%02d: ", i);
+			printf("GPR%02d: ", i);
 		}
 
-		printf ("%08lX ", regs->gpr[i]);
+		printf("%08lX ", regs->gpr[i]);
 		if ((i % 8) == 7) {
-			putc ('\n');
+			putc('\n');
 		}
 	}
 }
 
 
-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 at pc %lx signal %d", regs->nip,signr);
+	show_regs(regs);
+	print_backtrace((unsigned long *)regs->gpr[1]);
+	panic("Exception at pc %lx signal %d", regs->nip, signr);
 }
 
 
-void
-MachineCheckException (struct pt_regs *regs)
+void MachineCheckException(struct pt_regs *regs)
 {
-	unsigned long fixup;
+	unsigned long fixup = search_exception_table(regs->nip);
 
-	if ((fixup = search_exception_table (regs->nip)) != 0) {
+	if (fixup) {
 		regs->nip = fixup;
 		return;
 	}
@@ -118,95 +115,90 @@
 		return;
 #endif
 
-	puts ("Machine check.\nCaused by (from msr): ");
-	printf ("regs %p ",regs);
+	puts("Machine check.\nCaused by (from msr): ");
+	printf("regs %p ", regs);
 	switch (regs->msr & 0x00FF0000) {
 	case (0x80000000 >> 10):
-		puts ("Instruction cache parity signal\n");
+		puts("Instruction cache parity signal\n");
 		break;
 	case (0x80000000 >> 11):
-		puts ("Data cache parity signal\n");
+		puts("Data cache parity signal\n");
 		break;
 	case (0x80000000 >> 12):
-		puts ("Machine check signal\n");
+		puts("Machine check signal\n");
 		break;
 	case (0x80000000 >> 13):
-		puts ("Transfer error ack signal\n");
+		puts("Transfer error ack signal\n");
 		break;
 	case (0x80000000 >> 14):
-		puts ("Data parity signal\n");
+		puts("Data parity signal\n");
 		break;
 	case (0x80000000 >> 15):
-		puts ("Address parity signal\n");
+		puts("Address parity signal\n");
 		break;
 	default:
-		puts ("Unknown values in msr\n");
+		puts("Unknown values in msr\n");
 	}
-	show_regs (regs);
-	print_backtrace ((unsigned long *)regs->gpr[1]);
+	show_regs(regs);
+	print_backtrace((unsigned long *)regs->gpr[1]);
 
-	panic ("machine check");
+	panic("machine check");
 }
 
-void
-AlignmentException (struct pt_regs *regs)
+void AlignmentException(struct pt_regs *regs)
 {
 #ifdef CONFIG_CMD_KGDB
 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))
 		return;
 #endif
-	show_regs (regs);
-	print_backtrace ((unsigned long *)regs->gpr[1]);
-	panic ("Alignment Exception");
+	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)
 {
 #ifdef CONFIG_CMD_KGDB
 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))
 		return;
 #endif
-	show_regs (regs);
-	print_backtrace ((unsigned long *)regs->gpr[1]);
-	panic ("Program Check Exception");
+	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)
 {
 #ifdef CONFIG_CMD_KGDB
 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))
 		return;
 #endif
-	show_regs (regs);
-	print_backtrace ((unsigned long *)regs->gpr[1]);
-	panic ("Software Emulation Exception");
+	show_regs(regs);
+	print_backtrace((unsigned long *)regs->gpr[1]);
+	panic("Software Emulation Exception");
 }
 
 
-void
-UnknownException (struct pt_regs *regs)
+void UnknownException(struct pt_regs *regs)
 {
 #ifdef CONFIG_CMD_KGDB
 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))
 		return;
 #endif
-	printf ("Bad trap at PC: %lx, SR: %lx, vector=%lx\n",
+	printf("Bad trap at PC: %lx, SR: %lx, vector=%lx\n",
 	       regs->nip, regs->msr, regs->trap);
-	_exception (0, regs);
+	_exception(0, regs);
 }
 
 #ifdef CONFIG_CMD_BEDBUG
-extern void do_bedbug_breakpoint (struct pt_regs *);
+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 );
-	show_regs (regs);
+	printf("Debugger trap at @ %lx\n", regs->nip);
+	show_regs(regs);
 #ifdef CONFIG_CMD_BEDBUG
-	do_bedbug_breakpoint (regs);
+	do_bedbug_breakpoint(regs);
 #endif
 }