sh: Add SH7720 CPU support.

This adds support for the SH7720 (SH3-DSP) CPU.

Signed-off by: Markus Brunner <super.firetwister@gmail.com>
Signed-off by: Mark Jonas <toertel@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/asm-sh/cpu-sh3/timer.h b/include/asm-sh/cpu-sh3/timer.h
index b6c2020..3880ce0 100644
--- a/include/asm-sh/cpu-sh3/timer.h
+++ b/include/asm-sh/cpu-sh3/timer.h
@@ -23,11 +23,13 @@
  * ---------------------------------------------------------------------------
  */
 
-#if !defined(CONFIG_CPU_SUBTYPE_SH7727)
+#if  !defined(CONFIG_CPU_SUBTYPE_SH7720) && \
+     !defined(CONFIG_CPU_SUBTYPE_SH7727)
 #define TMU_TOCR	0xfffffe90	/* Byte access */
 #endif
 
-#if defined(CONFIG_CPU_SUBTYPE_SH7710)
+#if defined(CONFIG_CPU_SUBTYPE_SH7710) || \
+    defined(CONFIG_CPU_SUBTYPE_SH7720)
 #define TMU_012_TSTR	0xa412fe92	/* Byte access */
 
 #define TMU0_TCOR	0xa412fe94	/* Long access */
@@ -56,7 +58,8 @@
 #define TMU2_TCOR	0xfffffeac	/* Long access */
 #define TMU2_TCNT	0xfffffeb0	/* Long access */
 #define TMU2_TCR	0xfffffeb4	/* Word access */
-#if !defined(CONFIG_CPU_SUBTYPE_SH7727)
+#if !defined(CONFIG_CPU_SUBTYPE_SH7720) && \
+    !defined(CONFIG_CPU_SUBTYPE_SH7727)
 #define TMU2_TCPR2	0xfffffeb8	/* Long access */
 #endif
 #endif