sh-3.2# hciattach /dev/ttyHS0 qca
qca
 qca_soc_init
frame_hci_cmd_pkt: Sending EDL_PATCH_VER_REQ_CMD
HCI-CMD -1:     0x1     0x0     0xfc    0x1     0x19
read_vs_hci_event: Wait for HCI-Vendor Specfic Event from SOC
wait_for_data: Timing out on select for 3 secs.
hci_send_vs_cmd: Failed to get HCI-VS Event from SOC
Failed to attach the patch payload to the Controller!
qca_soc_init: Fail to get Rome Version (0xffffff92)
Can't initialize device: Success