Hi Matwey, On 01/08/19 1:03 PM, Matwey V. Kornilov wrote: > Hi all, > > чт, 1 авг. 2019 г. в 09:48, Faiz Abbas <faiz_ab...@ti.com>: >> >> Hi, >> >> On 01/08/19 7:51 AM, Peng Fan wrote: >>>> Subject: [BISECTED] [BUG]: MMC initialization hang at Zynq Z-turn board >>>> >>>> Hello, >>>> >>>> I am running Zynq Z-turn board and I face the following issue with MMC >>>> initialization in SPL. >>>> With u-boot master, I see the message similar to the following: >>>> >>>> U-Boot SPL 2019.07-00352-gb5f3eb3393 (Jul 31 2019 - 20:03:42 +0300) mmc >>>> boot Trying to boot from MMC1 >>>> >>>> Then, the u-boot waits forever. I've tried to add debug prints and found >>>> that >>>> execution is stalled somewhere inside mmc_init(). >>>> Using bisect I've found that the following broken commit is the following: >>> >>> https://gitlab.denx.de/u-boot/custodians/u-boot-mmc/commit/41a9fab8dac841afb70a059668abaf14d47cdf59 >>> >>> Would this patch help? >>> >> >> Yeah, this mostly looks like a NULL pointer access issue. > > Unfortunately, 41a9fab8 doesn't help me.... :-( > Behavior remains the same. >
You need to implement the same thing with your driver (I assume you are using zynq_sdhci.c?). sdhci_setup_cfg() requires a valid host->mmc->dev. Move that assignment to above the sdhci_set_cfg() call in your driver. Thanks, Faiz _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
