Messages in this thread | | | From | Laurent Pinchart <> | Subject | Re: I2C OF IRQ parsing issue due to probe ordering | Date | Thu, 30 Oct 2014 14:53:42 +0200 |
| |
Hi Wolfram and Thierry,
On Monday 27 October 2014 13:58:19 Wolfram Sang wrote: > > The i2c@e6520000 node is probed before the gpio@e6051000 node. The > > of_i2c_register_devices() function tries to register all children, > > including hdmi@39. It tries to parse and map the I2C client IRQ by > > calling irq_of_parse_and_map(), which returns 0 as the interrupt > > controller isn't probed yet. The adv7511 driver later probes the hdmi@39 > > device and gets client->irq set to 0. > > I've got this strange feeling of deja vu... Ah, here: Thierry Reding > tackled this problem a year ago. His series:
Thanks for the pointer.
> https://lkml.org/lkml/2013/9/16/111 (of/irq: Defer interrupt reference > resolution) > > He did a V2 (which never made it to the i2c list). Seems like the first > two patches made it and the rest got stalled without discussion? > > https://lkml.org/lkml/2013/9/18/216 > > Adding Thierry to the queue. Maybe he can bring some light to what > happened to his series.
That's exactly what I need :-) Thierry, do you plan to respin the series ?
-- Regards,
Laurent Pinchart
| |