MIPS: TXx9: Add DMAC support

Add platform support for DMAC of TXx9 SoCs.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/include/asm/txx9/dmac.h b/arch/mips/include/asm/txx9/dmac.h
index a87d1c3..5e9151f 100644
--- a/arch/mips/include/asm/txx9/dmac.h
+++ b/arch/mips/include/asm/txx9/dmac.h
@@ -45,4 +45,7 @@
 	unsigned int	reg_width;
 };
 
+void txx9_dmac_init(int id, unsigned long baseaddr, int irq,
+		    const struct txx9dmac_platform_data *pdata);
+
 #endif /* __ASM_TXX9_DMAC_H */