sh: Convert SH-2 to new cacheflush interface.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

2 files changed, 16 insertions, 3 deletions

diff --git a/arch/sh/mm/cache-sh2.c b/arch/sh/mm/cache-sh2.c
index c4e80d2b764b..699a71f46327 100644
--- a/arch/sh/mm/cache-sh2.c
+++ b/arch/sh/mm/cache-sh2.c
@@ -16,7 +16,7 @@
 #include <asm/cacheflush.h>
 #include <asm/io.h>
 
-void __flush_wback_region(void *start, int size)
+static void sh2__flush_wback_region(void *start, int size)
 {
         unsigned long v;
         unsigned long begin, end;
@@ -37,7 +37,7 @@ void __flush_wback_region(void *start, int size)
         }
 }
 
-void __flush_purge_region(void *start, int size)
+static void sh2__flush_purge_region(void *start, int size)
 {
         unsigned long v;
         unsigned long begin, end;
@@ -51,7 +51,7 @@ void __flush_purge_region(void *start, int size)
                           CACHE_OC_ADDRESS_ARRAY | (v & 0x00000ff0) | 0x00000008);
 }
 
-void __flush_invalidate_region(void *start, int size)
+static void sh2__flush_invalidate_region(void *start, int size)
 {
 #ifdef CONFIG_CACHE_WRITEBACK
         /*
@@ -82,3 +82,10 @@ void __flush_invalidate_region(void *start, int size)
                           CACHE_OC_ADDRESS_ARRAY | (v & 0x00000ff0) | 0x00000008);
 #endif
 }
+
+void __init sh2_cache_init(void)
+{
+        __flush_wback_region            = sh2__flush_wback_region;
+        __flush_purge_region            = sh2__flush_purge_region;
+        __flush_invalidate_region       = sh2__flush_invalidate_region;
+}
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
index da5bc6ac1b28..5ac299d6604e 100644
--- a/arch/sh/mm/cache.c
+++ b/arch/sh/mm/cache.c
@@ -244,6 +244,12 @@ void __init cpu_cache_init(void)
         __flush_purge_region            = noop__flush_region;
         __flush_invalidate_region       = noop__flush_region;
 
+        if (boot_cpu_data.family == CPU_FAMILY_SH2) {
+                extern void __weak sh2_cache_init(void);
+
+                sh2_cache_init();
+        }
+
         if ((boot_cpu_data.family == CPU_FAMILY_SH4) ||
             (boot_cpu_data.family == CPU_FAMILY_SH4A) ||
             (boot_cpu_data.family == CPU_FAMILY_SH4AL_DSP)) {