From: Ajay Kumar Gupta <ajay.gupta@ti.com>
Date: Fri, 8 Jul 2011 09:36:13 +0000 (+0530)
Subject: usb: musb: restore INDEX register in resume path
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3c5fec75e121b21a2eb35e5a6b44291509abba6f;p=linux-beck.git

usb: musb: restore INDEX register in resume path

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

Cc: stable@kernel.org
Acked-by: Anand Gadiyar <gadiyar@ti.com>
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index c6ab321416bf..4d39e08d456b 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -2282,6 +2282,7 @@ 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)