[MIPS] No I/O ports on the DECstation

 There are no I/O ports on the DECstation whatsoever in any configuration 
as neither the CPU nor the peripheral buses used have a concept of such.

Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 734b61f663b7..7080e7117f41 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -63,6 +63,7 @@ config MACH_DECSTATION
         bool "DECstations"
         select BOOT_ELF32
         select DMA_NONCOHERENT
+        select NO_IOPORT
         select SYS_HAS_EARLY_PRINTK
         select IRQ_CPU
         select SYS_HAS_CPU_R3000
@@ -775,6 +776,9 @@ config MIPS_NILE4
 config MIPS_DISABLE_OBSOLETE_IDE
         bool
 
+config NO_IOPORT
+        def_bool n
+
 config GENERIC_ISA_DMA_SUPPORT_BROKEN
         bool
         select ZONE_DMA