From: Rick Chen <r...@andestech.com>

Add cache enable and disable ops for test coverage.

Signed-off-by: Rick Chen <r...@andestech.com>
Cc: KC Lin <kc...@andestech.com>
Reviewed-by: Bin Meng <bmeng...@gmail.com>
---
 drivers/cache/sandbox_cache.c | 13 +++++++++++++
 test/dm/cache.c               |  2 ++
 2 files changed, 15 insertions(+)

diff --git a/drivers/cache/sandbox_cache.c b/drivers/cache/sandbox_cache.c
index 14cc6b0..9050c4c 100644
--- a/drivers/cache/sandbox_cache.c
+++ b/drivers/cache/sandbox_cache.c
@@ -17,8 +17,21 @@ static int sandbox_get_info(struct udevice *dev, struct 
cache_info *info)
        return 0;
 }
 
+static int sandbox_enable(struct udevice *dev)
+{
+       return 0;
+}
+
+static int snadbox_disable(struct udevice *dev)
+{
+       return 0;
+}
+
+
 static const struct cache_ops sandbox_cache_ops = {
        .get_info       = sandbox_get_info,
+       .enable         = sandbox_enable,
+       .disable        = snadbox_disable,
 };
 
 static const struct udevice_id sandbox_cache_ids[] = {
diff --git a/test/dm/cache.c b/test/dm/cache.c
index d4144aa..2e244b1 100644
--- a/test/dm/cache.c
+++ b/test/dm/cache.c
@@ -14,6 +14,8 @@ static int dm_test_reset(struct unit_test_state *uts)
 
        ut_assertok(uclass_get_device(UCLASS_CACHE, 0, &dev_cache));
        ut_assertok(cache_get_info(dev, &info));
+       ut_assertok(cache_enable(dev));
+       ut_assertok(cache_disable(dev));
 
        return 0;
 }
-- 
2.7.4

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