USB: musb: Kill some compiling warning in musb Blackfin part

Signed-off-by: Bryan Wu <cooloney@kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index eed35c9..7861348 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -41,9 +41,11 @@
 	dump_fifo_data(src, len);
 
 	if (unlikely((unsigned long)src & 0x01))
-		outsw_8(fifo, src, len & 0x01 ? (len >> 1) + 1 : len >> 1);
+		outsw_8((unsigned long)fifo, src,
+			len & 0x01 ? (len >> 1) + 1 : len >> 1);
 	else
-		outsw(fifo, src, len & 0x01 ? (len >> 1) + 1 : len >> 1);
+		outsw((unsigned long)fifo, src,
+			len & 0x01 ? (len >> 1) + 1 : len >> 1);
 }
 
 /*
@@ -54,8 +56,6 @@
 	void __iomem *fifo = hw_ep->fifo;
 	u8 epnum = hw_ep->epnum;
 	u16 dma_reg = 0;
-	int i;
-	u16 *data;
 
 	DBG(4, "%cX ep%d fifo %p count %d buf %p\n",
 			'R', hw_ep->epnum, fifo, len, dst);
@@ -96,9 +96,11 @@
 	SSYNC();
 #else
 	if (unlikely((unsigned long)dst & 0x01))
-		insw_8(fifo, dst, len & 0x01 ? (len >> 1) + 1 : len >> 1);
+		insw_8((unsigned long)fifo, dst,
+			len & 0x01 ? (len >> 1) + 1 : len >> 1);
 	else
-		insw(fifo, dst, len & 0x01 ? (len >> 1) + 1 : len >> 1);
+		insw((unsigned long)fifo, dst,
+			len & 0x01 ? (len >> 1) + 1 : len >> 1);
 #endif
 
 	dump_fifo_data(dst, len);