#include <linux/cpuidle.h>
#include <linux/cpu_pm.h>
#include <linux/module.h>
+#include <asm/cacheflush.h>
#include <asm/cpuidle.h>
#include <asm/suspend.h>
static int imx6sx_idle_finish(unsigned long val)
{
+ /*
+ * for Cortex-A7 which has an internal L2
+ * cache, need to flush it before powering
+ * down ARM platform, since flushing L1 cache
+ * here again has very small overhead, compared
+ * to adding conditional code for L2 cache type,
+ * just call flush_cache_all() is fine.
+ */
+ flush_cache_all();
cpu_do_idle();
return 0;