sh: Preliminary support for the SH-X3 CPU.

This adds basic support for UP SH-X3.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/asm-sh/cpu-sh4/freq.h b/include/asm-sh/cpu-sh4/freq.h
index 39f41fc..026025b 100644
--- a/include/asm-sh/cpu-sh4/freq.h
+++ b/include/asm-sh/cpu-sh4/freq.h
@@ -22,6 +22,8 @@
 #define FRQCR0			0xffc80000
 #define FRQCR1			0xffc80004
 #define FRQMR1			0xffc80014
+#elif defined(CONFIG_CPU_SUBTYPE_SHX3)
+#define FRQCR			0xffc00014
 #else
 #define FRQCR			0xffc00000
 #define FRQCR_PSTBY		0x0200