1 files changed, 39 insertions, 28 deletions

diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index 43f3972a5fb..cf446bbab5b 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -2,7 +2,6 @@
 # Processor families
 #
 config CPU_SH2
-        select SH_WRITETHROUGH if !CPU_SH2A
         bool
 
 config CPU_SH2A
@@ -19,6 +18,7 @@ config CPU_SH4
         select CPU_HAS_INTEVT
         select CPU_HAS_SR_RB
         select CPU_HAS_PTEA if (!CPU_SUBTYPE_ST40 && !CPU_SH4A) || CPU_SHX2
+        select CPU_HAS_FPU if !CPU_SH4AL_DSP
 
 config CPU_SH4A
         bool
@@ -32,7 +32,6 @@ config CPU_SH4AL_DSP
 config CPU_SUBTYPE_ST40
         bool
         select CPU_SH4
-        select CPU_HAS_INTC2_IRQ
 
 config CPU_SHX2
         bool
@@ -52,26 +51,22 @@ choice
 config CPU_SUBTYPE_SH7619
         bool "Support SH7619 processor"
         select CPU_SH2
-        select CPU_HAS_IPR_IRQ
 
 # SH-2A Processor Support
 
 config CPU_SUBTYPE_SH7206
         bool "Support SH7206 processor"
         select CPU_SH2A
-        select CPU_HAS_IPR_IRQ
 
 # SH-3 Processor Support
 
 config CPU_SUBTYPE_SH7705
         bool "Support SH7705 processor"
         select CPU_SH3
-        select CPU_HAS_IPR_IRQ
 
 config CPU_SUBTYPE_SH7706
         bool "Support SH7706 processor"
         select CPU_SH3
-        select CPU_HAS_IPR_IRQ
         help
           Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
 
@@ -91,14 +86,12 @@ config CPU_SUBTYPE_SH7708
 config CPU_SUBTYPE_SH7709
         bool "Support SH7709 processor"
         select CPU_SH3
-        select CPU_HAS_IPR_IRQ
         help
           Select SH7709 if you have a  80 Mhz SH-3 HD6417709 CPU.
 
 config CPU_SUBTYPE_SH7710
         bool "Support SH7710 processor"
         select CPU_SH3
-        select CPU_HAS_IPR_IRQ
         select CPU_HAS_DSP
         help
           Select SH7710 if you have a SH3-DSP SH7710 CPU.
@@ -106,24 +99,28 @@ config CPU_SUBTYPE_SH7710
 config CPU_SUBTYPE_SH7712
         bool "Support SH7712 processor"
         select CPU_SH3
-        select CPU_HAS_IPR_IRQ
         select CPU_HAS_DSP
         help
           Select SH7712 if you have a SH3-DSP SH7712 CPU.
 
+config CPU_SUBTYPE_SH7720
+        bool "Support SH7720 processor"
+        select CPU_SH3
+        select CPU_HAS_DSP
+        help
+          Select SH7720 if you have a SH3-DSP SH7720 CPU.
+
 # SH-4 Processor Support
 
 config CPU_SUBTYPE_SH7750
         bool "Support SH7750 processor"
         select CPU_SH4
-        select CPU_HAS_INTC_IRQ
         help
           Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
 
 config CPU_SUBTYPE_SH7091
         bool "Support SH7091 processor"
         select CPU_SH4
-        select CPU_HAS_INTC_IRQ
         help
           Select SH7091 if you have an SH-4 based Sega device (such as
           the Dreamcast, Naomi, and Naomi 2).
@@ -131,17 +128,14 @@ config CPU_SUBTYPE_SH7091
 config CPU_SUBTYPE_SH7750R
         bool "Support SH7750R processor"
         select CPU_SH4
-        select CPU_HAS_INTC_IRQ
 
 config CPU_SUBTYPE_SH7750S
         bool "Support SH7750S processor"
         select CPU_SH4
-        select CPU_HAS_INTC_IRQ
 
 config CPU_SUBTYPE_SH7751
         bool "Support SH7751 processor"
         select CPU_SH4
-        select CPU_HAS_INTC_IRQ
         help
           Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
           or if you have a HD6417751R CPU.
@@ -149,13 +143,10 @@ config CPU_SUBTYPE_SH7751
 config CPU_SUBTYPE_SH7751R
         bool "Support SH7751R processor"
         select CPU_SH4
-        select CPU_HAS_INTC_IRQ
 
 config CPU_SUBTYPE_SH7760
         bool "Support SH7760 processor"
         select CPU_SH4
-        select CPU_HAS_INTC2_IRQ
-        select CPU_HAS_IPR_IRQ
 
 config CPU_SUBTYPE_SH4_202
         bool "Support SH4-202 processor"
@@ -185,19 +176,21 @@ config CPU_SUBTYPE_SH7770
 config CPU_SUBTYPE_SH7780
         bool "Support SH7780 processor"
         select CPU_SH4A
-        select CPU_HAS_INTC_IRQ
 
 config CPU_SUBTYPE_SH7785
         bool "Support SH7785 processor"
         select CPU_SH4A
         select CPU_SHX2
-        select CPU_HAS_INTC2_IRQ
+        select ARCH_SPARSEMEM_ENABLE
+        select SYS_SUPPORTS_NUMA
 
 config CPU_SUBTYPE_SHX3
         bool "Support SH-X3 processor"
         select CPU_SH4A
         select CPU_SHX3
-        select CPU_HAS_INTC2_IRQ
+        select ARCH_SPARSEMEM_ENABLE
+        select SYS_SUPPORTS_NUMA
+        select SYS_SUPPORTS_SMP
 
 # SH4AL-DSP Processor Support
 
@@ -209,7 +202,6 @@ config CPU_SUBTYPE_SH7722
         bool "Support SH7722 processor"
         select CPU_SH4AL_DSP
         select CPU_SHX2
-        select CPU_HAS_INTC_IRQ
         select ARCH_SPARSEMEM_ENABLE
         select SYS_SUPPORTS_NUMA
 
@@ -274,7 +266,7 @@ config 32BIT
 
 config X2TLB
         bool "Enable extended TLB mode"
-        depends on CPU_SHX2 && MMU && EXPERIMENTAL
+        depends on (CPU_SHX2 || CPU_SHX3) && MMU && EXPERIMENTAL
         help
           Selecting this option will enable the extended mode of the SH-X2
           TLB. For legacy SH-X behaviour and interoperability, say N. For
@@ -307,6 +299,7 @@ config NUMA
 
 config NODES_SHIFT
         int
+        default "3" if CPU_SUBTYPE_SHX3
         default "1"
         depends on NEED_MULTIPLE_NODES
 
@@ -323,7 +316,9 @@ config ARCH_SPARSEMEM_DEFAULT
 
 config MAX_ACTIVE_REGIONS
         int
-        default "2" if (CPU_SUBTYPE_SH7722 && SPARSEMEM)
+        default "6" if (CPU_SUBTYPE_SHX3 && SPARSEMEM)
+        default "2" if SPARSEMEM && (CPU_SUBTYPE_SH7722 || \
+                       CPU_SUBTYPE_SH7785)
         default "1"
 
 config ARCH_POPULATES_NODE_MAP
@@ -342,25 +337,27 @@ config ARCH_MEMORY_PROBE
 
 choice
         prompt "Kernel page size"
+        default PAGE_SIZE_8KB if X2TLB
         default PAGE_SIZE_4KB
 
 config PAGE_SIZE_4KB
         bool "4kB"
+        depends on !X2TLB
         help
           This is the default page size used by all SuperH CPUs.
 
 config PAGE_SIZE_8KB
         bool "8kB"
-        depends on EXPERIMENTAL && X2TLB
+        depends on X2TLB
         help
           This enables 8kB pages as supported by SH-X2 and later MMUs.
 
 config PAGE_SIZE_64KB
         bool "64kB"
-        depends on EXPERIMENTAL && CPU_SH4
+        depends on CPU_SH4
         help
           This enables support for 64kB pages, possible on all SH-4
-          CPUs and later. Highly experimental, not recommended.
+          CPUs and later.
 
 endchoice
 
@@ -412,8 +409,17 @@ config SH_DIRECT_MAPPED
           Turn this option off for platforms that do not have a direct-mapped
           cache, and you have no need to run the caches in such a configuration.
 
-config SH_WRITETHROUGH
-        bool "Use write-through caching"
+choice
+        prompt "Cache mode"
+        default CACHE_WRITEBACK if CPU_SH2A || CPU_SH3 || CPU_SH4
+        default CACHE_WRITETHROUGH if (CPU_SH2 && !CPU_SH2A)
+
+config CACHE_WRITEBACK
+        bool "Write-back"
+        depends on CPU_SH2A || CPU_SH3 || CPU_SH4
+
+config CACHE_WRITETHROUGH
+        bool "Write-through"
         help
           Selecting this option will configure the caches in write-through
           mode, as opposed to the default write-back configuration.
@@ -424,4 +430,9 @@ config SH_WRITETHROUGH
 
           If unsure, say N.
 
+config CACHE_OFF
+        bool "Off"
+
+endchoice
+
 endmenu