sh: Add support for SH7206 and SH7619 CPU subtypes.

This implements initial support for the SH7206 (SH-2A) and SH7619
(SH-2) MMU-less CPUs.

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 15 insertions, 2 deletions

diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index 9dd606464d23..814a17586974 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -4,8 +4,12 @@ menu "Processor selection"
 # Processor families
 #
 config CPU_SH2
+        select SH_WRITETHROUGH if !CPU_SH2A
         bool
-        select SH_WRITETHROUGH
+
+config CPU_SH2A
+        bool
+        select CPU_SH2
 
 config CPU_SH3
         bool
@@ -40,6 +44,16 @@ config CPU_SUBTYPE_SH7604
         bool "Support SH7604 processor"
         select CPU_SH2
 
+config CPU_SUBTYPE_SH7619
+        bool "Support SH7619 processor"
+        select CPU_SH2
+
+comment "SH-2A Processor Support"
+
+config CPU_SUBTYPE_SH7206
+        bool "Support SH7206 processor"
+        select CPU_SH2A
+
 comment "SH-3 Processor Support"
 
 config CPU_SUBTYPE_SH7300
@@ -274,7 +288,6 @@ config SH_DIRECT_MAPPED
 
 config SH_WRITETHROUGH
         bool "Use write-through caching"
-        default y if CPU_SH2
         help
           Selecting this option will configure the caches in write-through
           mode, as opposed to the default write-back configuration.