Which NXP device are you running embedded Linux? I can check to see if we have plans to update the kernel version.

 

From: devel@... <devel@...> On Behalf Of sxzxchen@...
Sent: Monday, August 27, 2018 7:28 AM
To: Johan Hedberg <johan.hedberg@...>
Cc: devel@...
Subject: Re: [Zephyr-devel] hciconfig tools error with nrf52832 running zephyr

 

Thanks for your explanation.since the embedded linux version is bound  with the chip, I cannot update it easily.So is there any ways to solve this problem without updating linux version ?  

 

At 2018-08-24 13:24:28, "Johan Hedberg" <johan.hedberg@...> wrote:

>Hi,

> 

>On Thu, Aug 23, 2018, sxzxchen@... wrote:

>> I bought a official nrf52832 development kits and ported zephyr

>> project successfully. It runs fine with my ubuntu host,via btattach

>> and btmgmt tools.But it didn't work with my nxp embedded linux,the

>> linux version is 4.1.15 and supports hciattach hciconfig tools

>> only.When I tried to bring the bluetooth module up with hciconfig hci0

>> up,an error comes up:

> 

>The 4.1 kernel is too old to support controllers without a public

>address. IIRC you need at least a 4.4 kernel, but ideally something much

>newer than that.

> 

>Johan