MIPS: Add cases for CPU_I6400

Add a CPU_I6400 case to various switch statements, doing the same thing
as for CPU_P5600.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/10635/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/pm-cps.c b/arch/mips/kernel/pm-cps.c
index 0614717..f63a289 100644
--- a/arch/mips/kernel/pm-cps.c
+++ b/arch/mips/kernel/pm-cps.c
@@ -267,6 +267,7 @@
 
 	/* CPUs which do not require the workaround */
 	case CPU_P5600:
+	case CPU_I6400:
 		return 0;
 
 	default:
@@ -671,6 +672,7 @@
 	case CPU_PROAPTIV:
 	case CPU_M5150:
 	case CPU_P5600:
+	case CPU_I6400:
 		stype_intervention = 0x2;
 		stype_memory = 0x3;
 		stype_ordering = 0x10;