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Diffstat (limited to 'drivers/ata/sata_rcar.c')
-rw-r--r--drivers/ata/sata_rcar.c25
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c
index cb0d2e644af5..d49a5193b7de 100644
--- a/drivers/ata/sata_rcar.c
+++ b/drivers/ata/sata_rcar.c
@@ -2,8 +2,8 @@
* Renesas R-Car SATA driver
*
* Author: Vladimir Barinov <source@cogentembedded.com>
- * Copyright (C) 2013 Cogent Embedded, Inc.
- * Copyright (C) 2013 Renesas Solutions Corp.
+ * Copyright (C) 2013-2015 Cogent Embedded, Inc.
+ * Copyright (C) 2013-2015 Renesas Solutions Corp.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -992,9 +992,30 @@ static int sata_rcar_resume(struct device *dev)
return 0;
}
+static int sata_rcar_restore(struct device *dev)
+{
+ struct ata_host *host = dev_get_drvdata(dev);
+ struct sata_rcar_priv *priv = host->private_data;
+
+ clk_prepare_enable(priv->clk);
+
+ sata_rcar_setup_port(host);
+
+ /* initialize host controller */
+ sata_rcar_init_controller(host);
+
+ ata_host_resume(host);
+
+ return 0;
+}
+
static const struct dev_pm_ops sata_rcar_pm_ops = {
.suspend = sata_rcar_suspend,
.resume = sata_rcar_resume,
+ .freeze = sata_rcar_suspend,
+ .thaw = sata_rcar_resume,
+ .poweroff = sata_rcar_suspend,
+ .restore = sata_rcar_restore,
};
#endif