Alchemy: compile fix

Commit 8b798c4d broke
alchemy build, fix it.  Pointed out by Adrian Bunk.
Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

include/asm-mips/mach-db1x00/db1200.h

@@ -25,6 +25,7 @@
 #define __ASM_DB1200_H
 
 #include <linux/types.h>
+#include <asm/mach-au1x00/au1xxx_psc.h>
 
 // This is defined in au1000.h with bogus value
 #undef AU1X00_EXTERNAL_INT

include/asm-mips/mach-db1x00/db1x00.h

@@ -28,6 +28,7 @@
 #ifndef __ASM_DB1X00_H
 #define __ASM_DB1X00_H
 
+#include <asm/mach-au1x00/au1xxx_psc.h>
 
 #ifdef CONFIG_MIPS_DB1550
 

include/asm-mips/mach-pb1x00/pb1200.h

@@ -25,6 +25,7 @@
 #define __ASM_PB1200_H
 
 #include <linux/types.h>
+#include <asm/mach-au1x00/au1xxx_psc.h>
 
 // This is defined in au1000.h with bogus value
 #undef AU1X00_EXTERNAL_INT

include/asm-mips/mach-pb1x00/pb1550.h

@@ -28,6 +28,7 @@
 #define __ASM_PB1550_H
 
 #include <linux/types.h>
+#include <asm/mach-au1x00/au1xxx_psc.h>
 
 #define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
 #define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX