MIPS: flush cache on shutdown

Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Peter Mamonov <pmamonov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 12 insertions, 0 deletions

diff --git a/arch/mips/lib/shutdown.c b/arch/mips/lib/shutdown.c
new file mode 100644
index 0000000000..973cd23c71
--- /dev/null
+++ b/arch/mips/lib/shutdown.c
@@ -0,0 +1,12 @@
+/**
+ * This function is called by shutdown_barebox to get a clean
+ * memory/cache state.
+ */
+#include <init.h>
+#include <asm/cache.h>
+
+static void arch_shutdown(void)
+{
+	flush_cache_all();
+}
+archshutdown_exitcall(arch_shutdown);