lkml.org 
[lkml]   [2016]   [Jul]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] i2c: bcm2835: Set up the clock stretching timeout at boot.
On Sun, Jul 03, 2016 at 06:02:32PM -0700, Eric Anholt wrote:
> Wolfram Sang <wsa@the-dreams.de> writes:
>
> >> + /*
> >> + * SMBUS says "Devices participating in a transfer will
> >> + * timeout when any clock low exceeds the value of
> >> + * T_TIMEOUT,MIN of 25 ms."
> >> + */
> >
> > SMBus has that timeout, but I2C doesn't. How about disabling the timeout
> > simply? Or using the max value if you want to keep the timeout
> > detection?
>
> Disabling the timeout seems fine to me. We still have a 1-second
> timeout around the entire transfer. I'll be back on my DSI branch this
> week and test it out then.

Did it work?

[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2016-07-22 10:01    [W:0.130 / U:0.136 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site