lkml.org 
[lkml]   [2023]   [Aug]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 1/2] dt-bindings: serial: snps-dw-apb-uart: make interrupt optional
On Wed, Aug 02, 2023 at 04:43:48PM +0100, Conor Dooley wrote:
> On Wed, Aug 02, 2023 at 11:05:44PM +0800, Jisheng Zhang wrote:
> > The driver fall back to poll style when there's no irq. "poll" still
> > looks better than no support.
>
> What is the user for this where the interrupt is not actually wired up
> in the hardware?

FYI: kernel console doesn't use interrupts, so for example it might be
the debug port. Note, I have no idea of the Zhang's case, just my assumption.

--
With Best Regards,
Andy Shevchenko


\
 
 \ /
  Last update: 2023-08-02 23:59    [W:0.077 / U:0.152 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site