[MIPS] Fix detection and handling of the 74K processor.

    
Nothing exciting; Linux just didn't know it yet so this is most adding
a value to a case statement.
    
Signed-off-by: Chris Dearman <chris@mips.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

2 files changed, 5 insertions, 0 deletions

diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 58b3b14873cb..17184921b71d 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -121,6 +121,7 @@ static inline void check_wait(void)
         case CPU_24K:
         case CPU_25KF:
         case CPU_34K:
+        case CPU_74K:
         case CPU_PR4450:
                 cpu_wait = r4k_wait;
                 printk(" available.\n");
@@ -593,6 +594,9 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c)
         case PRID_IMP_34K:
                 c->cputype = CPU_34K;
                 break;
+        case PRID_IMP_74K:
+                c->cputype = CPU_74K;
+                break;
         }
 }
 
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
index 84ab959f924a..197952c44467 100644
--- a/arch/mips/kernel/proc.c
+++ b/arch/mips/kernel/proc.c
@@ -74,6 +74,7 @@ static const char *cpu_name[] = {
         [CPU_24K]       = "MIPS 24K",
         [CPU_25KF]      = "MIPS 25Kf",
         [CPU_34K]       = "MIPS 34K",
+        [CPU_74K]       = "MIPS 74K",
         [CPU_VR4111]    = "NEC VR4111",
         [CPU_VR4121]    = "NEC VR4121",
         [CPU_VR4122]    = "NEC VR4122",