Can't init device hci0: Cannot assign requested address (99) #nrf52


akshaykulkarniak@...
 

Hi there ,
I am trying to bring up a BT (HCI interface) module connected to a qualcomm chipset
Trying to bring up the interface using hciconfig but it fails with error no.99 .
 
Note : ttyUSB here is a cp210x (USB-UART bridge) connected via HSIC
 
Below are the logs
 
root@swi-mdm9x28-wp:~# hciattach -s 115200 /dev/ttyUSB2 any 115200 noflow nosleep
Device setup complete
 
root@swi-mdm9x28-wp:~# hciconfig -a
hci0: Type: Primary Bus: UART
BD Address: 00:00:00:00:00:00 ACL MTU: 27:7 SCO MTU: 0:0
DOWN 
RX bytes:205 acl:0 sco:0 events:14 errors:0
TX bytes:80 acl:0 sco:0 commands:14 errors:0
Features: 0x00 0x00 0x00 0x00 0x60 0x00 0x00 0x00
 Packet type: DM1 DH1 HV1 
 Link policy: 
Link mode: MASTER
 
root@swi-mdm9x28-wp:~# hciconfig hci0 up
Can’t init device hci0: Cannot assign requested address (99)
root@swi-mdm9x28-wp:~# hciconfig hci0 up
Can’t init device hci0: Cannot assign requested address (99)
root@swi-mdm9x28-wp:~# hciconfig hci0 up
Can’t init device hci0: Cannot assign requested address (99)
root@swi-mdm9x28-wp:~# hciconfig hci0 up
Can’t init device hci0: Cannot assign requested address (99)
root@swi-mdm9x28-wp:~# hciconfig hci0 up
Can’t init device hci0: Cannot assign requested address (99)
 
Below are the Details of the Chipset 
 
Module : Sierra Wireless WP7608 (Chipset : QC MDM9x28)
Linux Kernel version  : 3.18.140
Yocto Project : 2.5
 
Please Let me know a possible solution to overcome this .
 
Thanks & Regards
- Akshay
 

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