sh: Add support for SH7723 CPU subtype.

This adds basic support for the SH7723 MobileR2 CPU.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 15 insertions, 10 deletions

diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c
index 9e89984c4f1d..c478b16dbf4b 100644
--- a/arch/sh/kernel/cpu/sh4/probe.c
+++ b/arch/sh/kernel/cpu/sh4/probe.c
@@ -126,17 +126,22 @@ int __init detect_cpu_and_cache_system(void)
                                           CPU_HAS_LLSC;
                 break;
         case 0x3008:
-                if (prr == 0xa0 || prr == 0xa1) {
-                        boot_cpu_data.type = CPU_SH7722;
-                        boot_cpu_data.icache.ways = 4;
-                        boot_cpu_data.dcache.ways = 4;
-                        boot_cpu_data.flags |= CPU_HAS_LLSC;
-                }
-                else if (prr == 0x70) {
+                boot_cpu_data.icache.ways = 4;
+                boot_cpu_data.dcache.ways = 4;
+                boot_cpu_data.flags |= CPU_HAS_LLSC;
+
+                switch (prr) {
+                case 0x50:
+                        boot_cpu_data.type = CPU_SH7723;
+                        boot_cpu_data.flags |= CPU_HAS_FPU | CPU_HAS_L2_CACHE;
+                        break;
+                case 0x70:
                         boot_cpu_data.type = CPU_SH7366;
-                        boot_cpu_data.icache.ways = 4;
-                        boot_cpu_data.dcache.ways = 4;
-                        boot_cpu_data.flags |= CPU_HAS_LLSC;
+                        break;
+                case 0xa0:
+                case 0xa1:
+                        boot_cpu_data.type = CPU_SH7722;
+                        break;
                 }
                 break;
         case 0x4000:    /* 1st cut */