From 109b44a82a7a8ae32d7fb257480f92f2d96f0daf Mon Sep 17 00:00:00 2001
From: Paul Mundt <lethal@linux-sh.org>
Date: Sat, 15 Aug 2009 12:35:15 +0900
Subject: sh: Convert SH-2 to new cacheflush interface.

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

diff --git a/arch/sh/mm/cache-sh2.c b/arch/sh/mm/cache-sh2.c
index c4e80d2..699a71f 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 da5bc6a..5ac299d 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)) {
-- 
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