board: STiH410-B2260: enable caches

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
diff --git a/board/st/stih410-b2260/board.c b/board/st/stih410-b2260/board.c
index 1e7d421..92b0695 100644
--- a/board/st/stih410-b2260/board.c
+++ b/board/st/stih410-b2260/board.c
@@ -24,6 +24,14 @@
 	return 0;
 }
 
+#ifndef CONFIG_SYS_DCACHE_OFF
+void enable_caches(void)
+{
+	/* Enable D-cache. I-cache is already enabled in start.S */
+	dcache_enable();
+}
+#endif
+
 int board_init(void)
 {
 	return 0;