Hi Laurent, For me even ISP revision print log is not displaying and moreover when I am checking the interrupts using cat /proc/interrupts Only iommu interrupt is showing for interrupt line 24
Seems ISP probe function is not at all getting called Right now board is not available for me so that I can't post here complete log Can u please send me working Linux kernel repository link for omap35x torpedo kit Thanks Ritesh Sent from my iPod On 29-May-2012, at 3:52 PM, Laurent Pinchart <[email protected]> wrote: > Hi Enrico, > > On Tuesday 29 May 2012 12:08:43 Enrico wrote: >> On Tue, May 29, 2012 at 10:15 AM, jean-philippe francois wrote: >>> 2012/5/29 Alex Gershgorin <[email protected]>: >>>> Hi Ritesh, >>>> >>>> Please send in the future CC to [email protected] and >>>> [email protected]>> >>>>> Hi Alex, >>>>> I also started working with OMAP35x torpedo kit, I successful compile >>>>> Linux 3.0 and ported on the board. Device is booting correctly but >>>>> probe function in omap3isp module not getting called. Please help me >>>> >>>> You have relevant Kernel boot messages? >>>> You can also find information in media archives OMAP 3 ISP thread. >>>> >>>> Regards, >>>> Alex >>> >>> Hi, I had a similar problem with a 2.6.39 kernel, that was solved with >>> a 3.2 kernel. >>> When compiled as a module, the probe function was called, but was failing >>> later. >>> >>> The single message I would see was "ISP revision x.y found" [1] >>> >>> When compiled in the kernel image, everything was fine. >>> >>> >>> [1] >>> http://lxr.linux.no/linux+v2.6.39.4/drivers/media/video/omap3isp/isp.c#L2 >>> 103 >> I think with kernel version 3.0 i had the same problem, i had to >> modprobe iommu2 before omap3isp, removing (if already loaded) iommu. >> Probably later on it was fixed and you don't need that anymore. > > That's right. The OMAP3 ISP driver indirectly depended on the iommu2 module, > which wasn't loaded automatically. Nowadays OMAP IOMMU support is a boolean > option, so it will get compiled in the kernel directly. > > -- > Regards, > > Laurent Pinchart > -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
