[U-Boot] [PATCH] nios2: zap cache status enable and disable functions

[Thomas Chou]

As the icache and dcache of nios2 are always enabled, the
cmd_cache is no of use and the cache status, enable and
disable functions can be removed.

Signed-off-by: Thomas Chou <thomas at wytron.com.tw>
---
 arch/nios2/cpu/cpu.c | 15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/arch/nios2/cpu/cpu.c b/arch/nios2/cpu/cpu.c
index 229a07b..4183244 100644
--- a/arch/nios2/cpu/cpu.c
+++ b/arch/nios2/cpu/cpu.c
@@ -29,21 +29,6 @@ int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	return 0;
 }
 
-int dcache_status(void)
-{
-	return 1;
-}
-
-void dcache_enable(void)
-{
-	flush_dcache(CONFIG_SYS_DCACHE_SIZE, CONFIG_SYS_DCACHELINE_SIZE);
-}
-
-void dcache_disable(void)
-{
-	flush_dcache(CONFIG_SYS_DCACHE_SIZE, CONFIG_SYS_DCACHELINE_SIZE);
-}
-
 int arch_cpu_init_dm(void)
 {
 	struct udevice *dev;
-- 
2.1.4