sh: Stub in silicon cut in CPU info.

Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

3 files changed, 10 insertions, 0 deletions

diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c
index be4926969181..db442f37852d 100644
--- a/arch/sh/kernel/cpu/sh4/probe.c
+++ b/arch/sh/kernel/cpu/sh4/probe.c
@@ -64,6 +64,9 @@ int __init detect_cpu_and_cache_system(void)
         if ((cvr & 0x20000000) == 1)
                 boot_cpu_data.flags |= CPU_HAS_FPU;
 
+        /* We don't know the chip cut */
+        boot_cpu_data.cut_major = boot_cpu_data.cut_minor = -1;
+
         /* Mask off the upper chip ID */
         pvr &= 0xffff;
 
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index 9324cb91fd35..6339d0c95715 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -453,6 +453,12 @@ static int show_cpuinfo(struct seq_file *m, void *v)
         seq_printf(m, "processor\t: %d\n", cpu);
         seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine);
         seq_printf(m, "cpu type\t: %s\n", get_cpu_subtype(c));
+        if (c->cut_major == -1)
+                seq_printf(m, "cut\t\t: unknown\n");
+        else if (c->cut_minor == -1)
+                seq_printf(m, "cut\t\t: %d.x\n", c->cut_major);
+        else
+                seq_printf(m, "cut\t\t: %d.%d\n", c->cut_major, c->cut_minor);
 
         show_cpuflags(m, c);
 
diff --git a/include/asm-sh/processor_32.h b/include/asm-sh/processor_32.h
index 81628f144faf..c6583f267071 100644
--- a/include/asm-sh/processor_32.h
+++ b/include/asm-sh/processor_32.h
@@ -28,6 +28,7 @@
 
 struct sh_cpuinfo {
         unsigned int type;
+        int cut_major, cut_minor;
         unsigned long loops_per_jiffy;
         unsigned long asid_cache;