1 files changed, 87 insertions, 11 deletions

diff --git a/arch/m68knommu/Kconfig b/arch/m68knommu/Kconfig
index fa9f746cf4ae..704e7b92334c 100644
--- a/arch/m68knommu/Kconfig
+++ b/arch/m68knommu/Kconfig
@@ -75,6 +75,16 @@ config GENERIC_CLOCKEVENTS
 config NO_IOPORT
         def_bool y
 
+config COLDFIRE_SW_A7
+        bool
+        default n
+
+config HAVE_CACHE_SPLIT
+        bool
+
+config HAVE_CACHE_CB
+        bool
+
 source "init/Kconfig"
 
 source "kernel/Kconfig.freezer"
@@ -107,69 +117,90 @@ config M68360
 
 config M5206
         bool "MCF5206"
+        select COLDFIRE_SW_A7
         help
           Motorola ColdFire 5206 processor support.
 
 config M5206e
         bool "MCF5206e"
+        select COLDFIRE_SW_A7
         help
           Motorola ColdFire 5206e processor support.
 
 config M520x
         bool "MCF520x"
         select GENERIC_CLOCKEVENTS
+        select HAVE_CACHE_SPLIT
         help
            Freescale Coldfire 5207/5208 processor support.
 
 config M523x
         bool "MCF523x"
         select GENERIC_CLOCKEVENTS
+        select HAVE_CACHE_SPLIT
         help
           Freescale Coldfire 5230/1/2/4/5 processor support
 
 config M5249
         bool "MCF5249"
+        select COLDFIRE_SW_A7
         help
           Motorola ColdFire 5249 processor support.
 
 config M5271
         bool "MCF5271"
+        select HAVE_CACHE_SPLIT
         help
           Freescale (Motorola) ColdFire 5270/5271 processor support.
 
 config M5272
         bool "MCF5272"
+        select COLDFIRE_SW_A7
         help
           Motorola ColdFire 5272 processor support.
 
 config M5275
         bool "MCF5275"
+        select HAVE_CACHE_SPLIT
         help
           Freescale (Motorola) ColdFire 5274/5275 processor support.
 
 config M528x
         bool "MCF528x"
         select GENERIC_CLOCKEVENTS
+        select HAVE_CACHE_SPLIT
         help
           Motorola ColdFire 5280/5282 processor support.
 
 config M5307
         bool "MCF5307"
+        select COLDFIRE_SW_A7
+        select HAVE_CACHE_CB
         help
           Motorola ColdFire 5307 processor support.
 
 config M532x
         bool "MCF532x"
+        select HAVE_CACHE_CB
         help
           Freescale (Motorola) ColdFire 532x processor support.
 
 config M5407
         bool "MCF5407"
+        select COLDFIRE_SW_A7
+        select HAVE_CACHE_CB
         help
           Motorola ColdFire 5407 processor support.
 
+config M547x
+        bool "MCF547x"
+        select HAVE_CACHE_CB
+        help
+          Freescale ColdFire 5470/5471/5472/5473/5474/5475 processor support.
+
 config M548x
         bool "MCF548x"
+        select HAVE_CACHE_CB
         help
           Freescale ColdFire 5480/5481/5482/5483/5484/5485 processor support.
 
@@ -181,9 +212,14 @@ config M527x
         select GENERIC_CLOCKEVENTS
         default y
 
+config M54xx
+        bool
+        depends on (M548x || M547x)
+        default y
+
 config COLDFIRE
         bool
-        depends on (M5206 || M5206e || M520x || M523x || M5249 || M527x || M5272 || M528x || M5307 || M532x || M5407 || M548x)
+        depends on (M5206 || M5206e || M520x || M523x || M5249 || M527x || M5272 || M528x || M5307 || M532x || M5407 || M54xx)
         select GENERIC_GPIO
         select ARCH_REQUIRE_GPIOLIB
         default y
@@ -230,6 +266,46 @@ config OLDMASK
           Build support for the older revision ColdFire 5307 silicon.
           Specifically this is the 1H55J mask revision.
 
+if HAVE_CACHE_SPLIT
+choice
+        prompt "Split Cache Configuration"
+        default CACHE_I
+
+config CACHE_I
+        bool "Instruction"
+        help
+          Use all of the ColdFire CPU cache memory as an instruction cache.
+
+config CACHE_D
+        bool "Data"
+        help
+          Use all of the ColdFire CPU cache memory as a data cache.
+
+config CACHE_BOTH
+        bool "Both"
+        help
+          Split the ColdFire CPU cache, and use half as an instruction cache
+          and half as a data cache.
+endchoice
+endif
+
+if HAVE_CACHE_CB
+choice
+        prompt "Data cache mode"
+        default CACHE_WRITETHRU
+
+config CACHE_WRITETHRU
+        bool "Write-through"
+        help
+          The ColdFire CPU cache is set into Write-through mode.
+
+config CACHE_COPYBACK
+        bool "Copy-back"
+        help
+          The ColdFire CPU cache is set into Copy-back mode.
+endchoice
+endif
+
 comment "Platform"
 
 config PILOT3
@@ -245,16 +321,16 @@ config XCOPILOT_BUGS
           Support the bugs of Xcopilot.
 
 config UC5272
-        bool 'Arcturus Networks uC5272 dimm board support'
-        depends on M5272
-        help
-          Support for the Arcturus Networks uC5272 dimm board.
+        bool 'Arcturus Networks uC5272 dimm board support'
+        depends on M5272
+        help
+          Support for the Arcturus Networks uC5272 dimm board.
 
 config UC5282
-       bool "Arcturus Networks uC5282 board support"
-          depends on M528x
-       help
-          Support for the Arcturus Networks uC5282 dimm board.
+        bool "Arcturus Networks uC5282 board support"
+        depends on M528x
+        help
+          Support for the Arcturus Networks uC5282 dimm board.
 
 config UCSIMM
         bool "uCsimm module support"
@@ -279,7 +355,7 @@ config DIRECT_IO_ACCESS
         depends on (UCSIMM || UCDIMM || DRAGEN2)
         help
           Disable the CPU internal registers protection in user mode,
-          to allow a user application to read/write them.
+          to allow a user application to read/write them.
 
 config INIT_LCD
         bool "Initialize LCD"
@@ -517,7 +593,7 @@ config EMAC_INC
         depends on (SOM5282EM)
 
 config SNEHA
-        bool
+        bool
         default y
         depends on CPU16B