MIPS: Don't panic on 5KEc.

It's a bloody bog standard MIPS64R2 core with just a new PrId ID.  Iow
that essentially means Linux just panics because it doesn't know how to
name the core.

[ralf@linux-mips.org: Split original patch into several smaller patches.]

Signed-off-by: Leonid Yegoshin <yegoshin@mips.com>
Signed-off-by: Steven J. Hill <sjhill@mips.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3792/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index aaf39f3..f4630e1 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -811,6 +811,10 @@
 		c->cputype = CPU_5KC;
 		__cpu_name[cpu] = "MIPS 5Kc";
 		break;
+	case PRID_IMP_5KE:
+		c->cputype = CPU_5KE;
+		__cpu_name[cpu] = "MIPS 5KE";
+		break;
 	case PRID_IMP_20KC:
 		c->cputype = CPU_20KC;
 		__cpu_name[cpu] = "MIPS 20Kc";