1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index d341c149a2f9..d369bf1f3936 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -316,7 +316,13 @@ static void omap_musb_mailbox_work(struct work_struct *mailbox_work)
 {
         struct omap2430_glue *glue = container_of(mailbox_work,
                                 struct omap2430_glue, omap_musb_mailbox_work);
+        struct musb *musb = glue_to_musb(glue);
+        struct device *dev = musb->controller;
+
+        pm_runtime_get_sync(dev);
         omap_musb_set_mailbox(glue);
+        pm_runtime_mark_last_busy(dev);
+        pm_runtime_put_autosuspend(dev);
 }
 
 static irqreturn_t omap2430_musb_interrupt(int irq, void *__hci)
@@ -416,6 +422,7 @@ static int omap2430_musb_init(struct musb *musb)
                 omap_musb_set_mailbox(glue);
 
         phy_init(musb->phy);
+        phy_power_on(musb->phy);
 
         pm_runtime_put_noidle(musb->controller);
         return 0;
@@ -478,6 +485,7 @@ static int omap2430_musb_exit(struct musb *musb)
         del_timer_sync(&musb_idle_timer);
 
         omap2430_low_level_exit(musb);
+        phy_power_off(musb->phy);
         phy_exit(musb->phy);
 
         return 0;