firmware: use the new ble firmware

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>

mk_mmc.sh

@@ -927,7 +927,7 @@ function dl_device_firmware {
 		echo "Adding Firmware for onboard WiFi/Bluetooth module"
 		echo "-----------------------------"
 		cp -r "${DIR}/dl/linux-firmware/ti-connectivity" ${TEMPDIR}/firmware/
-		${DL_WGET}ti-connectivity/ http://rcn-ee.net/firmware/ti/TIInit_7.6.15.bts
+		${DL_WGET}ti-connectivity http://rcn-ee.net/firmware/ti/7.6.15_ble/WL1271L_BLE_Enabled_BTS_File/115K/TIInit_7.6.15.bts
 		;;
 	bone|bone_dtb)
 		dl_am335_firmware