[MIPS] tx4927: Cleanup unused macros and non-standard IO accessors.

This patch removes many unused constants, replaces non-standard IO
accessors with standard ones, and kills terrible tx4927_mips.h file.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/include/asm-mips/tx4927/toshiba_rbtx4927.h b/include/asm-mips/tx4927/toshiba_rbtx4927.h
index a606495..b188a65 100644
--- a/include/asm-mips/tx4927/toshiba_rbtx4927.h
+++ b/include/asm-mips/tx4927/toshiba_rbtx4927.h
@@ -28,24 +28,20 @@
 #define __ASM_TX4927_TOSHIBA_RBTX4927_H
 
 #include <asm/tx4927/tx4927.h>
-#include <asm/tx4927/tx4927_mips.h>
 #ifdef CONFIG_PCI
 #include <asm/tx4927/tx4927_pci.h>
 #endif
 
-#define TOSHIBA_RBTX4927_WR08(a,b) do { TX4927_WR08(a,b); wbflush(); } while ( 0 )
-
-
 #ifdef CONFIG_PCI
 #define TBTX4927_ISA_IO_OFFSET TX4927_PCIIO
 #else
 #define TBTX4927_ISA_IO_OFFSET 0
 #endif
 
-#define RBTX4927_SW_RESET_DO         0xbc00f000
+#define RBTX4927_SW_RESET_DO         (void __iomem *)0xbc00f000UL
 #define RBTX4927_SW_RESET_DO_SET                0x01
 
-#define RBTX4927_SW_RESET_ENABLE     0xbc00f002
+#define RBTX4927_SW_RESET_ENABLE     (void __iomem *)0xbc00f002UL
 #define RBTX4927_SW_RESET_ENABLE_SET            0x01