ath6kl: add Dell OEM SDIO I/O for the Venue 8 Pro

SDIO ID 0271:0418
Signed-off-by: NAlan Cox <alan@linux.intel.com>
Bugzilla-ID: https://bugzilla.kernel.org/show_bug.cgi?id=67921Reviewed-by: NSteve deRosier <steve.derosier@lairdtech.com>
Signed-off-by: NKalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath6kl/sdio.c

@@ -1401,6 +1401,7 @@ static const struct sdio_device_id ath6kl_sdio_devices[] = {
 	{SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6004_BASE | 0x0))},
 	{SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6004_BASE | 0x1))},
 	{SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6004_BASE | 0x2))},
+	{SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6004_BASE | 0x18))},
 	{},
 };