[MTD] Fix dependencies for MIPS MTD drivers

[Ralf Baechle]

 o A dependency on the processor architecture does not make sense,
   delete it.
 o The Alchemy and MTX drivers requires MTD_PARTITIONS and MTD_CFI to work,
   make those dependencies.

Signed-off-by: Ralf Baechle <ralf at linux-mips.org>

diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
index bbf0553..5922888 100644
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -240,13 +240,13 @@ config MTD_NETtel
 
 config MTD_ALCHEMY
 	tristate "AMD Alchemy Pb1xxx/Db1xxx/RDK MTD support"
-	depends on SOC_AU1X00
+	depends on SOC_AU1X00 && MTD_PARTITIONS && MTD_CFI
 	help
 	  Flash memory access on AMD Alchemy Pb/Db/RDK Reference Boards
 
 config MTD_MTX1
 	tristate "4G Systems MTX-1 Flash device"
-	depends on MIPS && MIPS_MTX1
+	depends on MIPS_MTX1 && MTD_CFI
 	help
 	  Flash memory access on 4G Systems MTX-1 Board. If you have one of
 	  these boards and would like to use the flash chips on it, say 'Y'.
@@ -384,7 +384,7 @@ config MTD_TQM834x
 
 config MTD_OCELOT
 	tristate "Momenco Ocelot boot flash device"
-	depends on MIPS && MOMENCO_OCELOT
+	depends on MOMENCO_OCELOT
 	help
 	  This enables access routines for the boot flash device and for the
 	  NVRAM on the Momenco Ocelot board. If you have one of these boards