[lkml]   [2019]   [Dec]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] serdev: Don't claim unsupported serial devices

On 19-12-2019 01:37, Punit Agrawal wrote:
> Hans de Goede <> writes:
>> Hi,
>> On 18-12-2019 07:56, Punit Agrawal wrote:
>>> Serdev sub-system claims all serial devices that are not already
>>> enumerated. As a result, no device node is created for serial port on
>>> certain boards such as the Apollo Lake based UP2. This has the
>>> unintended consequence of not being able to raise the login prompt via
>>> serial connection.
>>> Introduce a blacklist to reject devices that should not be treated as
>>> a serdev device. Add the Intel HS UART peripheral ids to the blacklist
>>> to bring back serial port on SoCs carrying them.
>>> Cc:
>>> Signed-off-by: Punit Agrawal <>
>>> Cc: Rob Herring <>
>>> Cc: Greg Kroah-Hartman <>
>>> Cc: Johan Hovold <>
>>> Cc: Hans de Goede <>
>> Thank you for addressing this long standing issue.
> I am surprised there hasn't been more people complaining! Maybe even on
> x86 mainline isn't that widely used on development boards.

I think it is also a case of there not being that manu x86 development



 \ /
  Last update: 2019-12-19 09:31    [W:0.092 / U:1.520 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site