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/dma.h b/include/asm-sh/cpu-sh3/dma.h
index 3a66dc4..e562030 100644
--- a/include/asm-sh/cpu-sh3/dma.h
+++ b/include/asm-sh/cpu-sh3/dma.h
@@ -1,7 +1,20 @@
 #ifndef __ASM_CPU_SH3_DMA_H
 #define __ASM_CPU_SH3_DMA_H
 
+
+#if defined(CONFIG_CPU_SUBTYPE_SH7720)
+#define SH_DMAC_BASE	0xa4010020
+
+#define DMTE0_IRQ	48
+#define DMTE1_IRQ	49
+#define DMTE2_IRQ	50
+#define DMTE3_IRQ	51
+#define DMTE4_IRQ	76
+#define DMTE5_IRQ	77
+
+#else
 #define SH_DMAC_BASE	0xa4000020
+#endif
 
 /* Definitions for the SuperH DMAC */
 #define TM_BURST	0x00000020