[PATCH] PPC32: Properly register CPUs

This adds proper registration of CPUs on ppc32, without this, accesses
to cpufreq will oops.

arch/ppc/kernel/setup.c

@@ -572,11 +572,21 @@ nvram_write_byte(unsigned char val, int addr)
 }
 #endif /* CONFIG_NVRAM */
 
+static struct cpu cpu_devices[NR_CPUS];
+
 int __init ppc_init(void)
 {
+	int i;
+	
 	/* clear the progress line */
 	if ( ppc_md.progress ) ppc_md.progress("             ", 0xffff);
-	
+
+	/* register CPU devices */
+	for (i = 0; i < NR_CPUS; i++)
+		if (cpu_possible(i))
+			register_cpu(&cpu_devices[i], i, NULL);
+
+	/* call platform init */
 	if (ppc_md.init != NULL) {
 		ppc_md.init();
 	}