On Thu, Feb 13, 2014 at 10:57:09AM +0100, Jean-Jacques Hiblot wrote: > The goal of this patch is to allow drivers to be probed even if at the time of > the DT parsing some of their ressources are not available yet. > > In the current situation, the resource of a platform device are filled from the > DT at the time the device is created (of_device_alloc()). The drawbackof this > is that a device sitting close to the top of the DT (ahb for example) but > depending on ressources that are initialized later (IRQ domain dynamically > created for example) will fail to probe because the ressources don't exist > at this time. > > This patch fills the resource structure only before the device is probed and > will defer the probe if the resource are not available yet. > > Signed-off-by: Jean-Jacques Hiblot <jjhiblot@xxxxxxxxxxxxxxx> > Reviewed-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx> > --- > drivers/base/platform.c | 6 ++++ > drivers/of/platform.c | 71 +++++++++++++++++++++++++++++---------------- > include/linux/of_platform.h | 10 +++++++ > 3 files changed, 62 insertions(+), 25 deletions(-) I need some others to ack this before I can take it... -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
