ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/arch/powerpc/kernel/swsusp.c b/marvell/linux/arch/powerpc/kernel/swsusp.c
new file mode 100644
index 0000000..41dcb21
--- /dev/null
+++ b/marvell/linux/arch/powerpc/kernel/swsusp.c
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Common powerpc suspend code for 32 and 64 bits
+ *
+ * Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
+ */
+
+#include <linux/sched.h>
+#include <linux/suspend.h>
+#include <asm/current.h>
+#include <asm/mmu_context.h>
+#include <asm/switch_to.h>
+
+void save_processor_state(void)
+{
+ /*
+ * flush out all the special registers so we don't need
+ * to save them in the snapshot
+ */
+ flush_all_to_thread(current);
+
+#ifdef CONFIG_PPC64
+ hard_irq_disable();
+#endif
+
+}
+
+void restore_processor_state(void)
+{
+#ifdef CONFIG_PPC32
+ switch_mmu_context(current->active_mm, current->active_mm, NULL);
+#endif
+}