1 files changed, 13 insertions, 2 deletions

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index fc192ad9cc6a..239ad0b1ceb6 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -477,8 +477,11 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
                                 musb->port1_status |=
                                                 (USB_PORT_STAT_C_SUSPEND << 16)
                                                 | MUSB_PORT_STAT_RESUME;
+                                musb->rh_timer = jiffies
+                                                 + msecs_to_jiffies(20);
                                 schedule_delayed_work(
-                                        &musb->finish_resume_work, 20);
+                                        &musb->finish_resume_work,
+                                        msecs_to_jiffies(20));
 
                                 musb->xceiv->state = OTG_STATE_A_HOST;
                                 musb->is_active = 1;
@@ -2157,11 +2160,19 @@ static void musb_restore_context(struct musb *musb)
         void __iomem *musb_base = musb->mregs;
         void __iomem *ep_target_regs;
         void __iomem *epio;
+        u8 power;
 
         musb_writew(musb_base, MUSB_FRAME, musb->context.frame);
         musb_writeb(musb_base, MUSB_TESTMODE, musb->context.testmode);
         musb_write_ulpi_buscontrol(musb->mregs, musb->context.busctl);
-        musb_writeb(musb_base, MUSB_POWER, musb->context.power);
+
+        /* Don't affect SUSPENDM/RESUME bits in POWER reg */
+        power = musb_readb(musb_base, MUSB_POWER);
+        power &= MUSB_POWER_SUSPENDM | MUSB_POWER_RESUME;
+        musb->context.power &= ~(MUSB_POWER_SUSPENDM | MUSB_POWER_RESUME);
+        power |= musb->context.power;
+        musb_writeb(musb_base, MUSB_POWER, power);
+
         musb_writew(musb_base, MUSB_INTRTXE, musb->intrtxe);
         musb_writew(musb_base, MUSB_INTRRXE, musb->intrrxe);
         musb_writeb(musb_base, MUSB_INTRUSBE, musb->context.intrusbe);