[PATCH] usb: musb: restore INDEX register in resume path

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Restoring the missing INDEX register value in musb_restore_context().
Without this suspend resume functionality is broken with offmode
enabled.

Cc: stable@xxxxxxxxxx
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
---
 drivers/usb/musb/musb_core.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index c71b037..dce7182 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -2329,6 +2329,7 @@ static void musb_restore_context(struct musb *musb)
 				musb->context.index_regs[i].rxhubport);
 		}
 	}
+	musb_writeb(musb_base, MUSB_INDEX, musb->context.index);
 }
 
 static int musb_suspend(struct device *dev)
-- 
1.6.2.4

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