[MIPS] asm headers' updates

Make some asm headers adjusted to the latest Linux kernel.

Signed-off-by: Shinya Kuribayashi <skuribay@ruby.dti.ne.jp>
diff --git a/include/asm-mips/isadep.h b/include/asm-mips/isadep.h
index 3cd1eb8..24c6cda 100644
--- a/include/asm-mips/isadep.h
+++ b/include/asm-mips/isadep.h
@@ -1,16 +1,15 @@
 /*
- * Various ISA level dependant constants.
+ * Various ISA level dependent constants.
  * Most of the following constants reflect the different layout
  * of Coprocessor 0 registers.
  *
  * Copyright (c) 1998 Harald Koerfgen
  */
-#include <linux/config.h>
 
 #ifndef __ASM_ISADEP_H
 #define __ASM_ISADEP_H
 
-#if defined(CONFIG_CPU_R3000)
+#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
 /*
  * R2000 or R3000
  */