On 10/21/2014 08:04 PM, Simon Glass wrote: > Hi Stephen, > > On 20 October 2014 20:23, Stephen Warren <swar...@wwwdotorg.org> wrote: >> On 10/19/2014 09:14 PM, Simon Glass wrote: >>> Hi Stephen, >>> >>> On 17 October 2014 20:51, Stephen Warren <swar...@wwwdotorg.org> wrote: >>>> On 09/30/2014 07:41 PM, Stephen Warren wrote: >>>>> On 09/22/2014 05:30 PM, Simon Glass wrote: >>>>>> This series adds driver model support to the GPIO and serial drivers used >>>>>> by Raspberry Pi, and moves Raspberry Pi over to driver model. >>>>>> >>>>>> This requires adding driver model support to the pl01x serial driver, and >>>>>> replacing the bcm2835 GPIO driver with a driver model version (since >>>>>> there >>>>>> are no longer clients that don't use driver model). >>>>>> >>>>>> See u-boot-dm.git branch rpi-working for the tree this is based on. >>>>> >>>>> The series, >>>>> Tested-by: Stephen Warren <swar...@wwwdotorg.org> >>>> >>>> Hmm. I take that back. Patch 4 causes a problem, at least when applied >>>> on top of u-boot/master from today. >>>> >>>> Basic serial output works just fine, and I can interact with U-Boot >>>> without issue. However, when the boot scripts execute and load an >>>> extlinux.conf, U-Boot hangs. Up to patch 3, everything is fine. >>>> >>>> U-Boot 2014.10-00004-g7830ed7 (Oct 17 2014 - 20:47:19) >>>> >>>> DRAM: 480 MiB >>>> WARNING: Caches not enabled >>>> MMC: bcm2835_sdhci: 0 >>>> Using default environment >>>> >>>> In: serial >>>> Out: lcd >>>> Err: lcd >>>> reading /uEnv.txt >>>> 24 bytes read in 14 ms (1000 Bytes/s) >>>> Hit any key to stop autoboot: 0 >>>> switch to partitions #0, OK >>>> mmc0 is current device >>>> Scanning mmc 0... >>>> Found /extlinux/extlinux.conf >>>> Retrieving file: /extlinux/extlinux.conf >>>> reading /extlinux/extlinux.conf >>>> (U-Boot hangs here) >>>> >>> >>> Can you please point me to where I can get an image to try this with? >>> Also did you check with dm/next? There may be dependent patches, >>> although the nature of the problem suggests not. >> >> I use (a pretty old version of, but I doubt that matters) RPi >> Foundation's Raspbian image, and compiled the kernel and U-Boot >> according to: >> >> http://elinux.org/index.php?title=RPi_Upstream_Kernel_Compilation&oldid=351104 >> >> http://elinux.org/RPi_U-Boot >> > > I installed the Raspbian image but I don't get uImg.txt nor the same > boot sequence. I am able to boot a kernel though. > > Do you have your settings or images uploaded somewhere? Also please > confirm you used dm/next.
FWIW, the content in the following branches does seem to work: u-boot/master 5b3ee38 kbuild: clear VENDOR variable to fix build error on tcsh u-boot-dm/master c2ded96 serial: remove uniphier_serial_initialize() call _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
