mwifiex: define a macro for MPA base address

As Multiple-Port Aggregation base address value is fixed, we can
have a macro for it.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h
index 0d931f7..e4016d2 100644
--- a/drivers/net/wireless/mwifiex/sdio.h
+++ b/drivers/net/wireless/mwifiex/sdio.h
@@ -42,6 +42,7 @@
 
 #define MWIFIEX_SDIO_BYTE_MODE_MASK	0x80000000
 
+#define SDIO_MPA_ADDR_BASE		0x1000
 #define CTRL_PORT			0
 #define CTRL_PORT_MASK			0x0001