diff -urN linux-2.6.19.2.old/arch/mips/kernel/cpu-probe.c linux-2.6.19.2/arch/mips/kernel/cpu-probe.c
--- linux-2.6.19.2.old/arch/mips/kernel/cpu-probe.c	2007-05-01 19:28:06.937756121 +0100
+++ linux-2.6.19.2/arch/mips/kernel/cpu-probe.c	2007-05-01 19:31:46.867756121 +0100
@@ -143,6 +143,8 @@
 	case CPU_34K:
 	case CPU_74K:
  	case CPU_PR4450:
+	case CPU_BCM3302:
+        case CPU_BCM4710:
 		cpu_wait = r4k_wait;
 		break;
 	case CPU_TX49XX: