WLAN (SDIO) firmware version: 15.69.2.p11
Bluetooth (SDIO) firmware version: 15.28.2.p11

The combo image can be downloaded through either WLAN or Bluetooth.
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: Frank Huang <frankh@marvell.com>